![[logo] US EPA](http://www.epa.gov/epafiles/images/logo_epaseal.gif){kind=logo}
Return to home page
On This Page
On This Page
For More Information:
Download Excel compatible information
Download GIS Information (Internet Explorer only)
California, San Joaquin Delta Watershed
Click on the watershed for an interactive map
Search for a waterbody within San Joaquin Delta
Features
- About This Database (Integrated Report)
- Assessing Water Quality (Questions and Answers)
- Integrated Reporting Guidance
- Previous National Water Quality Reports
- EnviroMapper for Water
- AskWATERS
- EPA WATERS Homepage
- Exchange Network
- Assessment Database
- Statewide Statistical Surveys
- How's My Waterway Local Search tool
- Pollution Categories Summary Document
Listed Waters for Reporting Year 2006
California, San Joaquin Delta Watershed
Description of this table
| NOTE: Click on the underlined "Waterbody Name" to view a Waterbody report. | ||||||||
| Waterbody Name | Waterbody ID | Location | Waterbody Type | Size | Units | State TMDL Development Status | ||
|---|---|---|---|---|---|---|---|---|
| Calaveras River, Lower | CAR5440000020011128144534 | Rivers and Streams | 5.8 | miles | TMDL needed | |||
| Calaveras River, Lower | CAR5440000020011128144534 | River | 7.6 | miles | TMDL needed | |||
| Delta Waterways (Central Portion) | CAE5440000020041014185830 | Estuary | 11425 | square miles | TMDL needed | |||
| Delta Waterways (Eastern Portion) | CAE5100000020021115112329 | Estuary | 20135 | square miles | TMDL needed | |||
| Delta Waterways (Export Area) | CAE5440000020041005165433 | Estuary | 583 | square miles | TMDL needed | |||
| Delta Waterways (Southern Portion) | CAE5440000020041005161347 | Estuary | 3125 | square miles | TMDL needed | |||
| Delta Waterways (Stockton Ship Channel) | CAE5440000020021115141407 | Estuary | 952 | square miles | TMDL needed | |||
| Delta Waterways (Western Portion) | CAE5100000020021115122549 | Estuary | 22904 | square miles | TMDL needed | |||
| Dunn Creek (Mt Diablo Mine To Marsh Creek) | CAR5362000019980813174632 | River | .696711 | miles | TMDL needed | |||
| Dunn Creek (Mt Diablo Mine To Marsh Creek) | CAR5362000019980813174632 | Rivers and Streams | .7 | miles | TMDL needed | |||
| Five Mile Slough (Alexandria Place To Fourteen Mile Slough) | CAR5440000019990127160243 | Rivers and Streams | 1.6 | miles | TMDL needed | |||
| Five Mile Slough (Alexandria Place To Fourteen Mile Slough) | CAR5440000019990127160243 | River | 1.62278 | miles | TMDL needed | |||
| Marsh Creek (Dunn Creek To Marsh Creek Reservoir) | CAR5430002320021209140332 | River | 11.3583 | miles | TMDL needed | |||
| Marsh Creek (Dunn Creek To Marsh Creek Reservoir) | CAR5430002320021209140332 | Rivers and Streams | 11 | miles | TMDL needed | |||
| Marsh Creek (Marsh Creek Reservoir To San Joaquin River) | CAR5430002019980814110539 | Rivers and Streams | 10 | miles | TMDL needed | |||
| Marsh Creek (Marsh Creek Reservoir To San Joaquin River) | CAR5430002019980814110539 | River | 10.3438 | miles | TMDL needed | |||
| Marsh Creek Reservoir | CAL5430002219980814120535 | Lakes, Reservoirs, and Ponds | 278.328 | acres | TMDL needed | |||
| Marsh Creek Reservoir | CAL5430002219980814120535 | Freshwater Reservoir | .434889 | acres | TMDL needed | |||
| Middle River | CAR5440000020021001092442 | Rivers and Streams | 9.71325 | miles | TMDL needed | |||
| Middle River | CAR5440000020021001092442 | River | 9.71325 | miles | TMDL needed | |||
| Mokelumne River, Lower | CAR5440000019980818095133 | Rivers and Streams | 28.8625 | miles | TMDL needed | |||
| Mokelumne River, Lower | CAR5440000019980818095133 | River | 34 | miles | TMDL needed | |||
| Mosher Slough (Upstream Of I-5) | CAR5440000020021209144512 | Rivers and Streams | 3.5 | miles | TMDL completed | |||
| Mosher Slough (Upstream Of I-5) | CAR5440000020021209144512 | River | 3.47438 | miles | TMDL completed | |||
| Old River (San Joaquin River To Delta-Mendota Canal) | CAR5440000020021001091129 | Rivers and Streams | 15 | miles | TMDL needed | |||
| Old River (San Joaquin River To Delta-Mendota Canal) | CAR5440000020021001091129 | River | 15.3572 | miles | TMDL needed | |||
| San Joaquin River ( Mendota Pool To Bear Creek) | CAR5357000019990126152905 | River | 88 | miles | TMDL needed | |||
| San Joaquin River ( Mendota Pool To Bear Creek) | CAR5357000019990126152905 | Rivers and Streams | 67 | miles | TMDL needed | |||
| San Joaquin River ( Merced River To Tuolumne River) | CAR5440000020021002100850 | Rivers and Streams | 43 | miles | TMDL needed | |||
| San Joaquin River ( Merced River To Tuolumne River) | CAR5440000020021002100850 | River | 29 | miles | TMDL needed | |||
| Smith Canal | CAR5440000020011212090303 | Rivers and Streams | 2.4 | miles | TMDL needed | |||
| Smith Canal | CAR5440000020011212090303 | River | 2.40691 | miles | TMDL needed | |||
| Walker Slough | CAR5314000020020111134652 | Rivers and Streams | 2.3 | miles | ||||
Causes of Impairment for Reporting Year 2006
California, San Joaquin Delta
Description of this table| Cause of Impairment | Number of Causes Reported |
|---|---|
| Mercury | 11 |
| Chlorpyrifos | 9 |
| DDT | 8 |
| Diazinon | 8 |
| Group A Pesticides | 8 |
| Unknown Toxicity | 8 |
| Exotic Species | 6 |
| Pathogens | 6 |
| Specific Conductivity | 4 |
| Organic Enrichment/Low Dissolved Oxygen | 3 |
| Dissolved Oxygen | 2 |
| Toxics - Metals and Organics | 2 |
| Boron | 1 |
| Copper | 1 |
| Dioxin | 1 |
| Furan Compounds | 1 |
| Organophosphorus Pesticides | 1 |
| Polychlorinated Biphenyls (PCBs) | 1 |
| Zinc | 1 |
Cumulative TMDLs by Pollutant
California, San Joaquin Delta Watershed
This chart includes TMDLs since October 1, 1995.
Description of this table
| NOTE: Click on the underlined "Number of TMDLs Completed" value to see a listing of those approved TMDLs for the pollutant. | ||
| Pollutant | Number of TMDLs Completed | Number of Causes of Impairment Addressed |
|---|---|---|
| Chlorpyrifos |  11 |
11 |
| Diazinon | 11 |
11 |
| Methyl Mercury | 6 |
6 |
| Pathogens | 5 |
5 |
| Boron | 1 |
1 |
| Conductivity | 1 |
1 |
| Dissolved Oxygen | 1 |
1 |
Total: 36 TMDLs; 0 Causes of Impairment
Search TMDL Documents
Full Text Search of TMDL Documents