Water Body Name: | Calaveras River, Lower (from Bellota Weir to Stockton Diverting Canal) |
Water Body ID: | CAR5313000020090428173156 |
Water Body Type: | Coastal & Bay Shoreline |
Lines of Evidence (LOEs) for Decision ID 16737 |
LOE ID: | 28971 |
Pollutant: | Arsenic |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Municipal & Domestic Supply |
Number of Samples: | 2 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 2 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Arsenic. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Arsenic levels should not exceed 10 ug/L (USEPA Primary MCL) |
Guideline Reference: | Compilation of Water Quality Goals |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples were collected June10, 2002 and June 24, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): | |
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LOE ID: | 28968 |
Pollutant: | Arsenic |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Dissolved |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 2 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 2 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Arsenic. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) Dissolved Arsenic levels should not exceed 340 ug/L maximum concentration for 1-hour average (CTR) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Compilation of Water Quality Goals | |
Evaluation Guideline: | |
Guideline Reference: | |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples were collected June 10, 2002 and June 24, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16750 |
LOE ID: | 29042 |
Pollutant: | Cadmium |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Dissolved |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 1 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 1 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Cadmium. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) Dissolved Cadmium levels should not exceed the calculated limit based on the formula: Criteria Maximum Concentration (1-hour Average dissolved)=(EXP(1.128*LN(hardness)-3.6867))*(1.136672-(LN(hardness)*0.041838)) (CTR) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Compilation of Water Quality Goals | |
Evaluation Guideline: | |
Guideline Reference: | |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The sample was collected on June 10, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): | |
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LOE ID: | 29044 |
Pollutant: | Cadmium |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Municipal & Domestic Supply |
Number of Samples: | 2 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 2 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Cadmium. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Cadmium levels should not exceed 5 ug/L (Department of Public Health Primary MCL). |
Guideline Reference: | Compilation of Water Quality Goals |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples were collected on June 10, 2002 and June 24, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16730 |
LOE ID: | 28942 |
Pollutant: | Chlorpyrifos |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Warm Freshwater Habitat |
Number of Samples: | 14 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | Twenty-five water samples, including 7 duplicate samples for a total of eighteen daily water samples, were collected from the lower Calaveras River, under the Irrigated Lands Reporting Program, between August 2004 and July 2005. The eighteen daily water samples represent fourteen calculated 4-day average chlorpyrifos concentrations and eighteen 1-hour average chlorpyrifos concentrations. Zero of the fourteen calculated 4-day average chlorpyrifos concentrations exceeded the 4-day average chlorpyrifos criterion of 0.015 ug/L. Zero of the eighteen 1-hour average chlorpyrifos concentrations exceeded the 1-hour average chlorpyrifos criterion of 0.025 ug/L. |
Data Reference: | Zipped file of Central Valley Waterways Pesticide TMDL monitoring data spreadsheets and reports |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | California Department of Fish and Game Hazard Assessment chlorpyrifos criteria for the protection of freshwater aquatic life: 0.015 ug/L (4-day average concentration), and 0.025 ug/L (1-hour average concentration), not to be exceeded more than once every three years. |
Guideline Reference: | Water quality criteria for diazinon and chlorpyrifos. Administrative Report 00-3. Rancho Cordova, CA: Pesticide Investigations Unit, Office of Spills and Response. CA Department of Fish and Game |
Spatial Representation: | Water samples were collected from the lower Calaveras River at Pezzi Road between January and July 2005. |
Temporal Representation: | Water samples were collected from the lower Calaveras River once each on 24 August 2004, 23 September 2004; every two weeks between 15 June and 27 July 2005; daily between 27 January and 1 February 2005; daily between 15 February and 17 February 2005; and every two weeks between 15 June and 27 July 2005. |
Environmental Conditions: | |
QAPP Information: | Data quality: Good. Monitoring was conducted in accordance with Central Valley Water Board Monitoring and Reporting Program (order number R5-2003-0826) requirements. |
QAPP Information Reference(s): | Quality Assurance Project Plan. Sacramento and San Joaquin River Basins and Sacramento-San Joaquin Delta TMDL Monitoring for Organophosphorus Pesticides and Other Pesticides Identified as Posing a High Risk to Surface Waters. Final. SWAMP Project ID 02TM5001 (Revision 0.0). John Muir Institute of the Environment, U.C. Davis. Davis, CA. January 26, 2006 |
Lines of Evidence (LOEs) for Decision ID 16752 |
LOE ID: | 29046 |
Pollutant: | Chromium (total) |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Municipal & Domestic Supply |
Number of Samples: | 2 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 2 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Chromium. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Chromium levels should not exceed 50 ug/L (Department of Public Health Primary MCL). |
Guideline Reference: | Compilation of Water Quality Goals |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples were collected on June 10, 2002 and June 24, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16755 |
LOE ID: | 29048 |
Pollutant: | Copper |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Dissolved |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 1 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 1 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for dissolved Copper. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | California Toxics Rule 4-day average criteria for dissolved Copper. |
Objective/Criterion Reference: | Water Quality Standards 2000. Establishment of numeric criteria for priority toxic pollutants for the State of California: Rules and regulations. Federal Register Vol. 65, No. 97. Washington, D.C.: Environmental Protection Agency |
Evaluation Guideline: | |
Guideline Reference: | |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The sample was collected on June 10, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): | |
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LOE ID: | 29050 |
Pollutant: | Copper |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Municipal & Domestic Supply |
Number of Samples: | 2 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 2 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Copper. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Copper levels should not exceed 1300 ug/L (Department of Public Health Primary MCL). |
Guideline Reference: | Compilation of Water Quality Goals |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples were collected on June 10 2002 and June 24, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16729 |
LOE ID: | 28941 |
Pollutant: | Diazinon |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Warm Freshwater Habitat |
Number of Samples: | 14 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | Twenty-five water samples, including seven duplicate samples for a total of eighteen daily water samples, were collected from the lower Calaveras River, under the Irrigated Lands Reporting Program, between August 2004 and July 2005. The eighteen daily water samples represent fourteen calculated 4-day average diazinon concentrations and eighteen 1-hour average diazinon concentrations. Zero of the fourteen calculated 4-day average diazinon concentrations exceeded the 4-day average diazinon criterion of 0.100 ug/L. Zero of the eighteen 1-hour average diazinon concentrations exceeded the 1-hour average diazinon criterion of 0.160 ug/L. |
Data Reference: | Revised Draft of the 2007 Review of the Monitoring Data for the Irrigated Lands Regulatory Conditional Waiver Program |
Monitoring and Reporting Program, Order Nos. R5-2003-0826, R5-2005-0833, and R5-2008-0005 for Coalition Groups Under Resolution No. R5-2003-0105, Conditional Waiver of Waste Discharge Requirements for Discharges From Irrigated Lands Within the Central Valley Region | |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | California Fish and Game Hazard Assessment diazinon criteria for freshwater aquatic life protection: 0.160 ug/L (1-hour average) and 0.100 ug/L (4-day average) concentrations, not to be exceeded more than once every three years. |
Guideline Reference: | Water quality criteria for diazinon and chlorpyrifos. Administrative Report 00-3. Rancho Cordova, CA: Pesticide Investigations Unit, Office of Spills and Response. CA Department of Fish and Game |
Water quality for diazinon. Memorandum to J. Karkoski, Central Valley RWQCB. Rancho Cordova, CA: Pesticide Investigation Unit, CA Department of Fish and Game | |
Spatial Representation: | Two water samples were collected from the lower Calaveras River at Bellota Intake in August and September 2004. Four water samples were collected from the lower Calaveras River at Clements Road, twice each in June and July 2005. Eighteen water samples (including 7 duplicate samples, representing a total of twelve daily concentrations) were collected from the lower Calaveras River at Pezzi Road between January and July 2005. |
Temporal Representation: | Water samples were collected from the lower Calaveras River once each on 24 August 2004, 23 September 2004; every two weeks between 15 June and 27 July 2005; daily between 27 January and 1 February 2005; daily between 15 February and 17 February 2005; and every two weeks between 15 June and 27 July 2005. |
Environmental Conditions: | |
QAPP Information: | Data quality: Good. Monitoring was conducted in accordance with Central Valley Water Board Monitoring and Reporting Program (order number R5-2003-0826) requirements. |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16767 |
LOE ID: | 29066 |
Pollutant: | Escherichia coli (E. Coli) |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | None |
Beneficial Use: | Water Contact Recreation |
Number of Samples: | 12 |
Number of Exceedances: | 3 |
Data and Information Type: | PATHOGEN MONITORING |
Data Used to Assess Water Quality: | Three of the 12 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation guideline for E. coli bacteria. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | E. coli bacteria levels should not exceed 235 MPN/100 mL in any single sample (USEPA E. coli Guideline). |
Guideline Reference: | Ambient Water Quality Criteria for Bacteria - 1986. EPA440/5-84-002 |
Spatial Representation: | Twelve samples were collected from the lower Calaveras River at Highway 88. |
Temporal Representation: | Samples were collected March 2002 to October 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16757 |
LOE ID: | 29052 |
Pollutant: | Lead |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Municipal & Domestic Supply |
Number of Samples: | 2 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 2 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Lead. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Lead levels should not exceed 15 ug/L (Department of Public Health Primary MCL). |
Guideline Reference: | Compilation of Water Quality Goals |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples were collected on June 10, 2002 and June 24, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): | |
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LOE ID: | 29054 |
Pollutant: | Lead |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Dissolved |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 1 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 1 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Lead. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) Dissolved Lead levels should not exceed the calculated value based on the formula: Criteria Maximum Concentration (1-hour Average, dissolved)=(EXP(1.273*LN(hardness)-1.46))*(1.46203-(LN(hardness)*0.145712)) (CTR) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Compilation of Water Quality Goals | |
Evaluation Guideline: | |
Guideline Reference: | |
Spatial Representation: | Sample was collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples was collected on June 10, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16758 |
LOE ID: | 29056 |
Pollutant: | Methyl Parathion |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Warm Freshwater Habitat |
Number of Samples: | 23 |
Number of Exceedances: | 1 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | 23 water samples were collected from Calaveras River from January to July 2005, representing 23 concentrations.1 of 23 available concentrations exceeded the interim water quality criterion of 0.08 ug/L. |
Data Reference: | Revised Draft of the 2007 Review of the Monitoring Data for the Irrigated Lands Regulatory Conditional Waiver Program |
Monitoring and Reporting Program, Order Nos. R5-2003-0826, R5-2005-0833, and R5-2008-0005 for Coalition Groups Under Resolution No. R5-2003-0105, Conditional Waiver of Waste Discharge Requirements for Discharges From Irrigated Lands Within the Central Valley Region | |
Water Quality Objective/Criterion: | No individual pesticide or combination of pesticides shall be present in concentrations that adversely affect beneficial uses (CVRWQCB, 2007).All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life (CVRWQCB, 2007). |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | California Department of Fish and Game Hazard Assessment Criteria - Interim water quality criterion is 0.08 ug/L (Menconi and Harrington, 1992). |
Guideline Reference: | Hazard Assessment of the Insecticide Methyl Parathion to Aquatic Organisms in the Sacramento River System. California Department of Fish and Game. Environmental Services Division. Administrative Report 92-1 |
Spatial Representation: | Samples were collected from Calaveras River at two locations: at Clements Road and Pezzi Road. |
Temporal Representation: | Samples were collected from January to July 2005 at variable intervals (e.g. twice per day, biweekly). |
Environmental Conditions: | |
QAPP Information: | Data quality: Good. Monitoring was conducted in accordance with Central Valley Water Board Monitoring and Reporting Program (order number R5-2003-0826) requirements (CVRWQCB, 2003) |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16760 |
LOE ID: | 29059 |
Pollutant: | Nickel |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Municipal & Domestic Supply |
Number of Samples: | 2 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 2 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Nickel. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Nickel levels should not exceed 100 ug/L (Department of Public Health Primary MCL). |
Guideline Reference: | Compilation of Water Quality Goals |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples were collected on June 10, 2002 and June 24, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): | |
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LOE ID: | 29057 |
Pollutant: | Nickel |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Dissolved |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 1 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 1 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Nickel. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) Dissolved Nickel levels should not exceed the calculated limit based on the formula: Criteria Maximum Concentration (1-hour Average, dissolved)=(EXP(0.846*LN(hardness)+2.255))*(0.998)(CTR) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Compilation of Water Quality Goals | |
Evaluation Guideline: | |
Guideline Reference: | |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples was collected on June 10, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16762 |
LOE ID: | 29063 |
Pollutant: | Nitrate as Nitrate (NO3) |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | None |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 2 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 2 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation guideline for Nitrate-N. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Nitrate-N levels should not to exceed 100 mg/L (USEPA National Ambient Water Quality Objective) |
Guideline Reference: | National Recommended Water Quality Criteria. United States Environmental Protection Agency. Office of Water. Office of Science and Technology. 4304T |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples were collected on June 10, 2002 and June 24, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): | |
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LOE ID: | 29061 |
Pollutant: | Nitrate as Nitrate (NO3) |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | None |
Beneficial Use: | Municipal & Domestic Supply |
Number of Samples: | 2 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 2 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Nitrate-N. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Nitrate-N levels should not exceed 45 mg/L (Department of Public Health Primary MCL). |
Guideline Reference: | Compilation of Water Quality Goals |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples were collected on June 10, 2002 and June 24, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16731 |
LOE ID: | 28943 |
Pollutant: | Oxygen, Dissolved |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Dissolved |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 14 |
Number of Exceedances: | 3 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | Fourteen dissolved oxygen measurements were taken from the Calaveras River between 2004 and 2005. Three of the fourteen measurements were below the water quality objective for minimum dissolved oxygen content in surface water. |
Data Reference: | Revised Draft of the 2007 Review of the Monitoring Data for the Irrigated Lands Regulatory Conditional Waiver Program |
Monitoring and Reporting Program, Order Nos. R5-2003-0826, R5-2005-0833, and R5-2008-0005 for Coalition Groups Under Resolution No. R5-2003-0105, Conditional Waiver of Waste Discharge Requirements for Discharges From Irrigated Lands Within the Central Valley Region | |
Water Quality Objective/Criterion: | From the Sacramento/San Joaquin River Basin Plan (COLD) Cold Freshwater Habitat criterion is a Minimum Dissolved Oxygen content of 7mg/L. |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | |
Guideline Reference: | |
Spatial Representation: | Measurements were collected from the Calaveras River at Boleta Intake, Clements Road and Pezzi Road. |
Temporal Representation: | Measurements were taken between August 2004 and August 2005 at bi-monthly and monthly intervals. |
Environmental Conditions: | |
QAPP Information: | Data quality: Good. Monitoring was conducted in accordance with Central Valley Water Board Monitoring and Reporting Program (order number R5-2003-0826) requirements (CVRWQCB, 2003) |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16733 |
LOE ID: | 28945 |
Pollutant: | Sediment Toxicity |
LOE Subgroup: | Toxicity |
Matrix: | Sediment |
Fraction: | Total |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 1 |
Number of Exceedances: | 1 |
Data and Information Type: | TOXICITY TESTING |
Data Used to Assess Water Quality: | The 1 sample tested with Hyalella azteca was toxic and violated the narrative toxicity objective. One sample collected at Calaveras River at Pezzi Road exhibited a statistically significant decrease in survival compared to the control. The sample date and percent of control (in parentheses) are as follows:10 August 2005 (82) |
Data Reference: | Revised Draft of the 2007 Review of the Monitoring Data for the Irrigated Lands Regulatory Conditional Waiver Program |
Monitoring and Reporting Program, Order Nos. R5-2003-0826, R5-2005-0833, and R5-2008-0005 for Coalition Groups Under Resolution No. R5-2003-0105, Conditional Waiver of Waste Discharge Requirements for Discharges From Irrigated Lands Within the Central Valley Region | |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CVRWQCB, 2007) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Statistically significant difference from control using a t-test with 10-day Hyalella azteca sediment toxicity tests. |
Guideline Reference: | Methods for Measuring the Toxicity and Bioaccumulation of Sediment-associated Contaminants with Freshwater Invertebrates, Second Edition. U.S. Environmental Protection Agency Office of Research and Development, Duluth, MI , U.S. Environmental Protection Agency Office of Water, Washington, DC EPA-600/R-99/064 |
Spatial Representation: | Sample was collected from Calaveras River at Pezzi Road. |
Temporal Representation: | Sample was collected on August 12, 2005 |
Environmental Conditions: | |
QAPP Information: | Data quality: Excellent. Monitoring was conducted in accordance with Central Valley Water Board Monitoring and Reporting Program (order number R5-2003-0826) requirements (CVRWQCB, 2003) |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16770 |
LOE ID: | 29068 |
Pollutant: | Specific Conductivity |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | None |
Beneficial Use: | Municipal & Domestic Supply |
Number of Samples: | 13 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 13 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Specific Conductivity. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | The water quality objective used was the California Secondary MCL recommended level of 900 uS/cm. The Basin Plan includes chemical constituent water quality objectives that include (by reference) secondary maximum contaminant levels (MCLs) protective of MUN (CVRWQCB, 2007a).The secondary MCLs for electrical conductivity provide a range of values including a recommended level (900 uS/cm), upper level (1600 uS/cm) and a short-term level (2200 uS/cm). The recommended concentration was used as it is intended to be protective of all drinking water uses. |
Guideline Reference: | Compilation of Water Quality Goals |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples were collected from February 2002 to October 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16771 |
LOE ID: | 29072 |
Pollutant: | Zinc |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Dissolved |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 1 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 1 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Zinc. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) Dissolved Zinc levels should not exceed the calculated limit based on the formula: Criteria Maximum Concentration=EXP((0.8473*LN(hardness))+0.884)*(0.978) (CTR) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Compilation of Water Quality Goals | |
Evaluation Guideline: | |
Guideline Reference: | |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The sample was collected on June 10, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): | |
| |
LOE ID: | 29070 |
Pollutant: | Zinc |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Municipal & Domestic Supply |
Number of Samples: | 2 |
Number of Exceedances: | 0 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | None of the 2 samples collected by the Surface Water Ambient Monitoring Program exceeded the evaluation objective for Zinc. |
Data Reference: | San Joaquin River SWAMP Monitoring Data - Northeast Basin |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances. (CRWQCB, 2006) |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Zinc levels should not exceed 5000 ug/L (Department of Public Health Secondary MCL). |
Guideline Reference: | Compilation of Water Quality Goals |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | The samples were collected on June 10, 2002 and June 24, 2002. |
Environmental Conditions: | |
QAPP Information: | Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16773 |
LOE ID: | 29075 |
Pollutant: | pH |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | None |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 13 |
Number of Exceedances: | 1 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | The Central Valley Regional Water Quality Control Board Surface Water Ambient Monitoring Program collected 13 samples from February 2002 to October 2002. One of the 13 samples had a pH values higher than 8.5. |
Data Reference: | Monitoring Data from the Surface Water Ambient Monitoring Program (SWAMP), San Joaquin River Basin - 2007 Data Review |
Water Quality Objective/Criterion: | The pH of water shall not be depressed below 6.5,raised above 8.5, or changed at any time more than 0.5 units from normal ambient pH. Measurement of pH within the range of 6.5 and 8.5. A low pH has a value less than 6.5. |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | |
Guideline Reference: | |
Spatial Representation: | Samples were collected at Calaveras River at Highway 88. |
Temporal Representation: | Sampling occurred from February 2002 to October 2002. |
Environmental Conditions: | |
QAPP Information: | Data quality: Good. Monitoring was conducted in accordance with the State Water Resources Control Board's Quality Assurance Program Plan for the State of California's Surface Water Ambient Monitoring Program. |
QAPP Information Reference(s): | Quality Assurance Management Plan for the State of California's Surface Water Ambient Monitoring Program. Sacramento, CA. State Water Resources Control Board. SWAMP. December 2002 (1st version) |
| |
LOE ID: | 29074 |
Pollutant: | pH |
LOE Subgroup: | Pollutant-Water |
Matrix: | Water |
Fraction: | None |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 26 |
Number of Exceedances: | 2 |
Data and Information Type: | PHYSICAL/CHEMICAL MONITORING |
Data Used to Assess Water Quality: | The San Joaquin Delta Water Quality Coalition collected 18 samples from August 2004 to August 2005. Two out of 26 samples had pH values higher than 8.5 and thus did not meet the evaluation objective. |
Data Reference: | Revised Draft of the 2007 Review of the Monitoring Data for the Irrigated Lands Regulatory Conditional Waiver Program |
Monitoring and Reporting Program, Order Nos. R5-2003-0826, R5-2005-0833, and R5-2008-0005 for Coalition Groups Under Resolution No. R5-2003-0105, Conditional Waiver of Waste Discharge Requirements for Discharges From Irrigated Lands Within the Central Valley Region | |
Water Quality Objective/Criterion: | The pH of water shall not be depressed below 6.5,raised above 8.5, or changed at any time more than 0.5 units from normal ambient pH. Measurement of pH within the range of 6.5 and 8.5 |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | |
Guideline Reference: | |
Spatial Representation: | Samples were collected from Calaveras River at Belota Intake, Clements Road and Pezzi Road. |
Temporal Representation: | Sampling occurred from August 2004 to August 2005. |
Environmental Conditions: | |
QAPP Information: | Data quality: Good. Monitoring was conducted in accordance with Central Valley Water Board Monitoring and Reporting Program (order number R5-2003-0826) requirements (CVRWQCB, 2003) |
QAPP Information Reference(s): |
Lines of Evidence (LOEs) for Decision ID 16734 |
LOE ID: | 28950 |
Pollutant: | Plant Toxicity |
LOE Subgroup: | Toxicity |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 10 |
Number of Exceedances: | 3 |
Data and Information Type: | TOXICITY TESTING |
Data Used to Assess Water Quality: | Three of 10 water collected from the lower Calaveras River under the Irrigated Lands Reporting Program and tested for acute toxicity with Selenastrum capricornutum (an algal plant species) exhibited a statistically significant decrease in growth (total cell count) compared to control and therfore violated the narrative toxicity objective. The three toxic samples collected at Pezzi Road were collected on 29 January 2005 (825 survival),15 February 2005 (68% survivial, and on 17 February 2005 (54% survival). |
Data Reference: | Revised Draft of the 2007 Review of the Monitoring Data for the Irrigated Lands Regulatory Conditional Waiver Program |
Monitoring and Reporting Program, Order Nos. R5-2003-0826, R5-2005-0833, and R5-2008-0005 for Coalition Groups Under Resolution No. R5-2003-0105, Conditional Waiver of Waste Discharge Requirements for Discharges From Irrigated Lands Within the Central Valley Region | |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances (CVRWQCB, 2007). |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Statistically significant difference from control using a t-test with 4-day chronic-style toxicity tests. |
Guideline Reference: | Short-term Methods for Estimating the Chronic Toxicity of Effluents and Receiving Waters to Freshwater and Marine Organisms, Fourth Edition. U.S. Environmental Protection Agency Office of Water, Washington, DC EPA-821-R-02-013 |
Spatial Representation: | Two water samples were collected from the Calaveras River at Bellota Intake in 2004. Four water samples were collected from lower Calaveras River at Clements Road in June and July 2005. Eight water samples were collected from the lower Calaveras River at Pezzi Road. |
Temporal Representation: | Water samples were collected from the lower Calaveras River at Bellota Intake on 24 August 2004 and 23 September 2004. Water samples were collected from the lower Calaveras River at Clements Road on 15 June and 29 June 2005, and on 13 July and 27 July 2005. Water samples were collected from the lower Calaveras River at Pezzi Road on 27 January and 29 January 2005, on 15 February and 17 February 2005, on 15 June and 29 June 2005, and on 13 July and 27 July 2005. |
Environmental Conditions: | |
QAPP Information: | Data quality: Excellent. Monitoring was conducted in accordance with Central Valley Water Board Monitoring and Reporting Program (order number R5-2003-0826) requirements. |
QAPP Information Reference(s): | |
| |
LOE ID: | 28952 |
Pollutant: | Vertebrate Toxicity |
LOE Subgroup: | Toxicity |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 14 |
Number of Exceedances: | 0 |
Data and Information Type: | TOXICITY TESTING |
Data Used to Assess Water Quality: | None of the 14 water samples collected from the lower Calaveras River under the Irrigated Lands Reporting Program, and tested for acute toxicity with Pimephales promelas (Fathead Minnow, a vertebrate species), exhibited a statisitcally significant decrease in survival compared to control (none violated the narrative toxicity objective). |
Data Reference: | Revised Draft of the 2007 Review of the Monitoring Data for the Irrigated Lands Regulatory Conditional Waiver Program |
Monitoring and Reporting Program, Order Nos. R5-2003-0826, R5-2005-0833, and R5-2008-0005 for Coalition Groups Under Resolution No. R5-2003-0105, Conditional Waiver of Waste Discharge Requirements for Discharges From Irrigated Lands Within the Central Valley Region | |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances (CVRWQCB, 2007). |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Statistically significant difference from control using a t-test with 4-day acute-style toxicity tests. |
Guideline Reference: | Methods for Measuring the Acute Toxicity of Effluents and Receiving Waters to Freshwater and Marine Organisms, Fifth Edition. U.S. Environmental Protection Agency Office of Water, Washington, DC EPA-821-R-02-012 |
Spatial Representation: | Two water samples were collected from the Calaveras River at Bellota Intake in 2004. Four water samples were collected from lower Calaveras River at Clements Road in June and July 2005. Eight water samples were collected from the lower Calaveras River at Pezzi Road. |
Temporal Representation: | Water samples were collected from the lower Calaveras River at Bellota Intake on 24 August 2004 and 23 September 2004. Water samples were collected from the lower Calaveras River at Clements Road on 15 June and 29 June 2005, and on 13 July and 27 July 2005. Water samples were collected from the lower Calaveras River at Pezzi Road on 27 January and 29 January 2005, on 15 February and 17 February 2005, on 15 June and 29 June 2005, and on 13 July and 27 July 2005. |
Environmental Conditions: | |
QAPP Information: | Data quality: Excellent. Monitoring was conducted in accordance with Central Valley Water Board Monitoring and Reporting Program (order number R5-2003-0826) requirements. |
QAPP Information Reference(s): | |
| |
LOE ID: | 28949 |
Pollutant: | Invertebrate Toxicity |
LOE Subgroup: | Toxicity |
Matrix: | Water |
Fraction: | Total |
Beneficial Use: | Cold Freshwater Habitat |
Number of Samples: | 14 |
Number of Exceedances: | 1 |
Data and Information Type: | TOXICITY TESTING |
Data Used to Assess Water Quality: | One of 14 water samples, collected from the lower Calaveras River under the Irrigated Lands Reporting Program, tested with Ceriodaphnia dubia (an invertebrate species) exhibited a statistically significant decrease in survival compared to control, and violated the narrative toxicity objective. The toxic water sample was collected on 13 July 2005 at Calaveras River at Pezzi Road and exhibited 0% survival. |
Data Reference: | Revised Draft of the 2007 Review of the Monitoring Data for the Irrigated Lands Regulatory Conditional Waiver Program |
Monitoring and Reporting Program, Order Nos. R5-2003-0826, R5-2005-0833, and R5-2008-0005 for Coalition Groups Under Resolution No. R5-2003-0105, Conditional Waiver of Waste Discharge Requirements for Discharges From Irrigated Lands Within the Central Valley Region | |
Water Quality Objective/Criterion: | All waters shall be maintained free of toxic substances in concentrations that produce detrimental physiological responses in human, plant, animal, or aquatic life. This objective applies regardless of whether the toxicity is caused by a single substance or the interactive effect of multiple substances (CVRWQCB, 2007). |
Objective/Criterion Reference: | Central Valley Regional Water Quality Control Board. Water Quality Control Plan (Basin Plan) for the California Regional Water Quality Control Board - Central Valley Region |
Evaluation Guideline: | Statistically significant difference in acute toxicity, using Ceriodaphnia dubia (an invertebrate species) as a test species, from control using a t-test with 4-day acute-style toxicity tests. |
Guideline Reference: | Methods for Measuring the Acute Toxicity of Effluents and Receiving Waters to Freshwater and Marine Organisms, Fifth Edition. U.S. Environmental Protection Agency Office of Water, Washington, DC EPA-821-R-02-012 |
Spatial Representation: | Two water samples were collected from the Calaveras River at Bellota Intake in 2004. Four water samples were collected from lower Calaveras River at Clements Road in June and July 2005. Eight water samples were collected from the lower Calaveras River at Pezzi Road. |
Temporal Representation: | Water samples were collected from the lower Calaveras River at Bellota Intake on 24 August 2004 and 23 September 2004. Water samples were collected from the lower Calaveras River at Clements Road on 15 June and 29 June 2005, and on 13 July and 27 July 2005. Water samples were collected from the lower Calaveras River at Pezzi Road on 27 January and 29 January 2005, on 15 February and 17 February 2005, on 15 June and 29 June 2005, and on 13 July and 27 July 2005. |
Environmental Conditions: | |
QAPP Information: | Data quality: Excellent. Monitoring was conducted in accordance with Central Valley Water Board Monitoring and Reporting Program (order number R5-2003-0826) requirements (CVRWQCB, 2003) |
QAPP Information Reference(s): |