| |
DECISION ID |
6489 |
| |
| Pollutant: |
Nitrogen |
| Final Listing Decision: |
List on 303(d) list (TMDL required list) |
| Last Listing Cycle's Final Listing Decision: |
List on 303(d) list (TMDL required list)(2006) |
| Revision Status |
Original |
| Sources: |
Agriculture | Atmospheric Deposition | Grazing-Related Sources | Highway Maintenance and Runoff | Internal Nutrient Cycling (primarily lakes) | Marinas and Recreational Boating | Natural Sources | Nonpoint Source | Onsite Wastewater Systems (Septic Tanks) | Other Urban Runoff | Recreational and Tourism Activities (non-boating) | Sediment Resuspension | Silviculture | Wastewater |
| Expected TMDL Completion Date: |
2019 |
| Impairment from Pollutant or Pollution: |
Pollutant |
| |
| Weight of Evidence: |
303(d) listing decisions made prior to 2006 were not held in an assessment database. The Regional Boards will update this decision when new data and information become available and are assessed. |
| |
| RWQCB Board Decision / Staff Recommendation: |
This is a decision made by the State Water Resources Control Board and approved by the USEPA in 2006 . No new data were assessed by the Regional Board for 2008. The decision has not changed. |
| |
| SWRCB Board Decision / Staff Recommendation: |
N/A |
| |
| USEPA Decision: |
|
| |
| |
| |
| LOE ID: |
4604 |
| |
| Pollutant: |
Nitrogen |
| LOE Subgroup: |
Pollutant-Water |
| Matrix: |
Water |
| Fraction: |
Not Recorded |
| |
| Beneficial Use: |
Cold Freshwater Habitat |
| |
| Number of Samples: |
0 |
| Number of Exceedances: |
0 |
| |
| Data and Information Type: |
Not Specified |
| Data Used to Assess Water Quality: |
Unspecified--This LOE is a placeholder to support a 303(d) listing decision made prior to 2006. |
| Data Reference: |
Placeholder reference pre-2006 303(d) |
| |
| Water Quality Objective/Criterion: |
Unspecified |
| Objective/Criterion Reference: |
Placeholder reference pre-2006 303(d) |
| |
| Evaluation Guideline: |
Unspecified |
| Guideline Reference: |
Placeholder reference pre-2006 303(d) |
| |
| Spatial Representation: |
Unspecified |
| Temporal Representation: |
Unspecified |
| Environmental Conditions: |
Unspecified |
| QAPP Information: |
Unspecified |
| QAPP Information Reference(s): |
| |
DECISION ID |
6490 |
| |
| Pollutant: |
Phosphorus |
| Final Listing Decision: |
List on 303(d) list (TMDL required list) |
| Last Listing Cycle's Final Listing Decision: |
List on 303(d) list (TMDL required list)(2006) |
| Revision Status |
Original |
| Sources: |
Atmospheric Deposition | Grazing-Related Sources | Highway/Road/Bridge Runoff | Internal Nutrient Cycling (primarily lakes) | Marinas and Recreational Boating | Natural Sources | Nonpoint Source | Onsite Wastewater Systems (Septic Tanks) | Other Urban Runoff | Recreational and Tourism Activities (non-boating) | Sediment Resuspension | Silviculture | Wastewater |
| Expected TMDL Completion Date: |
2019 |
| Impairment from Pollutant or Pollution: |
Pollutant |
| |
| Weight of Evidence: |
303(d) listing decisions made prior to 2006 were not held in an assessment database. The Regional Boards will update this decision when new data and information become available and are assessed. |
| |
| RWQCB Board Decision / Staff Recommendation: |
This is a decision made by the State Water Resources Control Board and approved by the USEPA in 2006 . No new data were assessed by the Regional Board for 2008. The decision has not changed. |
| |
| SWRCB Board Decision / Staff Recommendation: |
N/A |
| |
| USEPA Decision: |
|
| |
| |
Lines of Evidence (LOEs) for Decision ID 6490 |
| |
| LOE ID: |
4605 |
| |
| Pollutant: |
Phosphorus |
| LOE Subgroup: |
Pollutant-Water |
| Matrix: |
Water |
| Fraction: |
Not Recorded |
| |
| Beneficial Use: |
Cold Freshwater Habitat |
| |
| Number of Samples: |
0 |
| Number of Exceedances: |
0 |
| |
| Data and Information Type: |
Not Specified |
| Data Used to Assess Water Quality: |
Unspecified--This LOE is a placeholder to support a 303(d) listing decision made prior to 2006. |
| Data Reference: |
Placeholder reference pre-2006 303(d) |
| |
| Water Quality Objective/Criterion: |
Unspecified |
| Objective/Criterion Reference: |
Placeholder reference pre-2006 303(d) |
| |
| Evaluation Guideline: |
Unspecified |
| Guideline Reference: |
Placeholder reference pre-2006 303(d) |
| |
| Spatial Representation: |
Unspecified |
| Temporal Representation: |
Unspecified |
| Environmental Conditions: |
Unspecified |
| QAPP Information: |
Unspecified |
| QAPP Information Reference(s): |