placeholder
Welcome to California California Home placeholder
placeholder
pictures of grapes, San Francisco cable car, electronic organizer, city skyline, the Hollywood sign and cypress tree
placeholder
placeholder
placeholder
Home
placeholder
TMDL Home
placeholder
303(d) List
placeholder
303(d) & TMDL Projects
placeholder
Data
placeholder
Definitions
placeholder
Public Comment & Participation
placeholder
Special Studies
placeholder
TMDL Links
placeholder
Contact Us
placeholder
placeholder
placeholder
placeholder
placeholder
placeholder
 
 
 
placeholder
 
placeholder
 
placeholder
 
placeholder
placeholder
placeholder
placeholder
   
placeholder
placeholder
placeholder placeholder placeholder
 My CA     This Site 
placeholder
placeholder
placeholder
placeholder   placeholder
placeholder
placeholder
placeholder
303(d) INVESTIGATIONS AND TMDL PROJECTS*

(Not all projects need to be approved at every level)

US Environmental Protection Agency approved TMDLs

(most recently approved listed first)

Watsonville Slough Pathogens TMDL

Approved July 19, 2007 by USEPA. (OAL approved November 20, 2006, which  is  the effective  date.)

Staff Report

Regional Board Resolution

Project Report (6.64 MB**)

Appendix A

Appendix B

Appendix C

Chorro Creek Nutrients and Dissolved Oxygen TMDL

Approved July 19, 2007 by USEPA, which is the effective date.

Staff Report

Approved Resolution

TMDL Project Report (10.9 MB**)

Pajaro River (Including San Benito River, Llagas Creek and Rider Creek) Sediment TMDL

Approved May 3, 2007 by USEPA. (OAL approved November 27, 2006, which is the effective date.)

Staff Report

Regional Board Resolution

Project Report (3.5 MB**)

Pajaro River (Including Llagas Creek) Nitrate TMDL

Approved October 13, 2006 by USEPA, which is the effective date.

Staff Report

Regional Board Resolution

Project Report (2.3 MB**)

San Luis Obispo Creek Nutrient TMDL

Approved January 10, 2007 by USEPA. (OAL   approved  August  4,  2006,   which  is  the effective  date.)

Staff Report

Regional Board Resolution

Project Report (1.3 MB**)

San Luis Obispo Creek Pathogen TMDL

Approved September 23, 2005 by USEPA. (OAL approved July 25, 2005, which is the effective date.)

State Board Resolution

Regional Board Resolution

San Luis Obispo Creek Pathogen Final Project Report (2.74 MB**)

Los Osos Creek, Warden Creek and Warden Lake Wetland Nutrient TMDL

Approved March 1, 2005 by USEPA, which is the effective date.

Regional Board Resolution

Staff Report

Final Project Report (1.6 MB**)

Clear Creek and Hernandez Reservoir Mercury TMDL

Approved June 21, 2004 by USEPA, which is the effective date.

Regional Board Resolution

Project Report (1.9 MB**)

San Lorenzo River (Including Carbonera Creek, Lompico Creek, and Shingle Mill Creek) Sediment TMDL

Approved February 19, 2004. (OAL approved December 18, 2003, which is the effective date.)

State Board Resolution

Regional Board Resolution and Amendment

Regional Board Staff Report May 16, 2003

Regional Board Staff Report September 20, 2002

Supplemental Sheet for September 20, 2002

Project Report (18.6 MB**)

Click here for progress on implementation

Morro Bay (Including Chorro and Los Osos Creeks) Pathogen TMDL

Approved January 20, 2004. (OAL approved November 19, 2003, which is the effective date.)

 

State Board and Regional Board Resolution and Amendment

Project Report (4.5 MB**)

Click here for progress on implementation

Morro Bay (Including Chorro Creek, Los Osos Creek and the Morro Bay Estuary) Sediment TMDL

Approved January 20, 2004. (OAL approved December 3, 2003, which is the effective date.)

State Board Resolution

Regional Board Resolution and Amendment

Project Report (1.2 MB**)

Click here for progress on implementation

San Lorenzo River Nitrate TMDL

Approved January 14, 2003, which is the effective date.

Regional Board Resolution and Amendment

Project Report (1.4 MB**)

Click here for progress on implementation

California Office of Administrative Law approved TMDLs

(most recently approved listed first)

Pajaro River (Including San Benito River, Llagas Creek and Rider Creek) Sediment TMDL

OAL approved November 27, 2006, which  is  the effective  date.

see EPA approval section for links to documents

Watsonville Slough Pathogens TMDL

OAL approved November 20, 2006, which  is  the effective  date.

see EPA approval section for links to documents

San Luis Obispo Creek Nutrient TMDL

OAL   approved  August  4,  2006,   which  is  the effective  date.

see EPA approval section for links to documents

San Luis Obispo Creek Pathogen TMDL

OAL approved July 25, 2005, which is the effective date.

see EPA approval section for links to documents

San Lorenzo River (Including Carbonera Creek, Lompico Creek, and Shingle Mill Creek) Sediment TMDL


OAL approved December 18, 2003, which is the effective date.

see EPA approval section for links to documents

Morro Bay (Including Chorro Creek, Los Osos Creek and the Morro Bay Estuary) Sediment TMDL

OAL approved December 3, 2003, which is the effective date.

see EPA approval section for links to documents

Morro Bay (Including Chorro and Los Osos Creeks) Pathogen TMDL

OAL approved November 19, 2003, which is the effective date.


see EPA approval section for links to documents

State Water Resources Control Board approved TMDLs

(most recently approved listed first)

Pajaro River (Including San Benito River, Llagas Creek and Rider Creek) Sediment TMDL

State Board approved September 21, 2006.

see   EPA   approval  section  for   links  to documents

Watsonville Slough Pathogens TMDL

State Board approved September 21, 2006.

see   EPA   approval  section  for   links  to documents

 

San Luis Obispo Creek Nutrient TMDL

State Board approved June 21, 2006.

see   EPA   approval  section  for   links  to documents

San Luis Obispo Creek Pathogen TMDL

State Board approved May 19, 2005.

see EPA approval section for links to documents

San Lorenzo River (Including Carbonera Creek, Lompico Creek, and Shingle Mill Creek) Sediment TMDL

State Board approved September 16, 2003.

see EPA approval section for links to documents

Morro Bay (Including Chorro Creek, Los Osos Creek and the Morro Bay Estuary) Sediment TMDL

State Board approved September 16, 2003.

see EPA approval section for links to documents

Morro Bay (Including Chorro and Los Osos Creeks) Pathogen TMDL

State Board approved September 16, 2003.

 


see EPA approval section for links to documents

Regional Water Quality Control Board approved TMDLs

(most recently approved listed first)

 

Chorro Creek Nutrients and Dissolved Oxygen TMDL

Regional Board approved July 7, 2006.

see   EPA   approval  section  for  links to  documents

Watsonville Slough Pathogens TMDL

Regional Board approved March 24, 2006.

see   EPA   approval  section  for  links to  documents

 

Pajaro River (Including Llagas Creek) Nitrate TMDL

Regional Board approved December 2, 2005.

see EPA approval section for links to documents

Pajaro River (Including San Benito River, Llagas Creek and Rider Creek) Sediment TMDL

Regional Board approved December 2, 2005.

see   EPA approval  section  for  links to  documents

San Luis Obispo Creek Nutrient TMDL

Regional Board approved September 9, 2005.

see  EPA  approval section  for  links   to  documents

Dairy Creek Dissolved Oxygen TMDL

Regional Board approved December 3, 2004.

Staff Report

Regional Board Resolution

Final Project Report

Los Osos Creek, Warden Creek and Warden Lake Wetland Nutrient TMDL

Regional Board approved December 3, 2004.

see EPA approval section for links to documents

San Luis Obispo Creek Pathogen TMDL

Regional Board approved December 3, 2004.

see EPA approval section for links to documents

Clear Creek and Hernandez Reservoir Mercury TMDL

Regional Board approved March 19, 2004.

see EPA approval section for links to documents

Las Tablas Creek and Lake Nacimiento
Mercury TMDL

Regional Board approved May 16, 2003.

San Lorenzo River (Including Carbonera Creek, Lompico Creek, and Shingle Mill Creek) Sediment TMDL

Regional Board approved May 16, 2003.

see EPA approval section for links to documents

Morro Bay (Including Chorro Creek, Los Osos Creek and the Morro Bay Estuary) Sediment TMDL

Regional Board approved May 16, 2003.

see EPA approval section for links to documents

Morro Bay (Including Chorro and Los Osos Creeks) Pathogen TMDL

Regional Board approved May 16, 2003.


see EPA approval section for links to documents

TMDLs currently in progress

(in alphabetical order)

Aptos/Valencia Creek Sediment TMDL

Postponement Memo June 28, 2007
Preliminary Project Report

Appendices A & C
Appendix B Report
Appendix B Figures
Appendix B Tables
Appendix D

Figure 1-1
Figure 2-1

Aptos/Valencia Creek Pathogen TMDL

Please see the Public Comment Page for the most recent version of the TMDL Project Report.

Chumash Creek Dissolved Oxygen TMDL

Proposed to be delisted for the 2006 303(d) list

Final Project Report

Corralitos Creek Pathogen TMDL

Project Plan

Preliminary Project Report

Las Tablas Creek Mercury TMDL

Progress Report, October 2004

 

Monterey Harbor Lead

 

Progress Report

Project Report: Recommendation to Delist

Morro Bay (Including Chorro and Los Osos Creeks) Pathogen TMDL

IMPLEMENTATION PHASE

Progress Report - April 2007
Appendix 1 - Boater Outreach Sign
Appendix 2 - Data
Appendix 3 - Monitoring Locations
Appendix 4 - Shellfish Bed Closure Days

Morro Bay (Including Chorro Creek, Los Osos Creek and the Morro Bay Estuary) Sediment TMDL

IMPLEMENTATION PHASE

Progress Report - April 2007
Appendix 1 - Map
Pajaro River Fecal Coliform TMDL (including Pajaro River, San Benito River, Llagas Creek and Tequisquita Slough)

Project Plan

Progress Report - Data Collection and Analysis
Final Preliminary Project Report

Salinas River Fecal Coliform TMDL

Data Analysis Report

Final Preliminary Project Report

Salinas River Nutrient TMDL

(This project postponed)

Preliminary Project Report (2.0 MB**)

Postponement Memo

Salinas River Pesticides

 

Contact Pete Osmolovsky

 

San Lorenzo River Nitrate TMDL

IMPLEMENTATION PHASE

Progress Report

San Lorenzo River (Including Carbonera Creek, Lompico Creek, and Shingle Mill Creek) Sediment TMDL

IMPLEMENTATION PHASE

Progress Report - 2007 Triennial Review (PDF)
Progress Report

Attachment A: 3-year reporting form
Attachment B: Time-Schedules
A
ttachment C: Implementation Status Summary
Attachment D: Comprehensive Monitoring Plan (CMP)

Attachment E: Appendix to CMP

San Lorenzo River Watershed Pathogen TMDL (including San Lorenzo River, Lompico Creek, Carbonera Creek and the San Lorenzo River Estuary) Please see the Public Comment Page for the most recent version of the TMDL Project Report.
Santa Maria and Oso Flaco Fecal Coliform TMDL

Project Plan

Data Analysis Report
Progress Report

Preliminary Project Report
Draft Project Report

 

Santa Maria and Oso Flaco Nitrate and Un-ionized Ammonia TMDL

 

Project Plan

Progress Report

Data Analysis Report
Preliminary Project Report

Santa Maria and Oso Flaco Pesticides TMDL Project Definition
Soquel Lagoon Pathogens TMDL

Please see the Public Comment Page for the most recent version of the TMDL Project Report.

 

Waddell Creek Nutrient TMDL

 
Project Report: Recommendation to Delist
Watsonville Slough Pesticides TMDL

Project Plan

Preliminary Project Report

303(d) investigations currently in progress

(in alphabetical order)

Elkhorn Slough Pathogens  
Elkhorn Slough Sediment  
Santa Barbara County Beaches Bacteria TMDL  
Santa Ynez River Nitrate Project Charter

*This page is updated monthly (last updated December 10, 2007)

**Downloading Large Files

Please allow sufficient time for the file to download completely.  Depending on your internet connection service, browser version and computer speed, downloading may take 15 minutes or more for files that are larger than 1 MB.  Some browsers, such as certain versions of Internet Explorer, do not show the progress of the download, making it appear that nothing is happening.

placeholder

Back to Top of Page

© 2000 State of California. Conditions of Use Privacy Policy