Jump to main content.


Return to home page

On This Page

California State Report

For More Information:

Download Excel compatible information

Download GIS Information (Internet Explorer only)

Water Quality Data Available for this Watershed

California, San Luis Rey-Escondido Watershed


Click on the watershed for an interactive map

Search for a waterbody within San Luis Rey-Escondido
Enter Waterbody Name:


Listed Waters for Reporting Year 2004
California, San Luis Rey-Escondido Watershed

Description of this table
NOTE: Click on the underlined "Waterbody Name" to view a Waterbody report.
Agua Hedionda Creek CAR9043100020010924145051 Rivers and Streams 6.95492 miles TMDL needed
Agua Hedionda Creek CAR9043100020010924145051 River 6.95492 miles TMDL needed
Agua Hedionda Lagoon CAE9043100019990209154022 Estuary 6.83187 square miles
Buena Creek CAR9043200020050630113820 River 4.8 miles TMDL needed
Buena Creek CAR9043200020050630113820 Rivers and Streams 4.8 miles TMDL needed
Buena Vista Creek CAR9042100020011025103123 Rivers and Streams 11.2296 miles TMDL needed
Buena Vista Creek CAR9042100020011025103123 River 11.2296 miles TMDL needed
Buena Vista Lagoon CAE9042100019990209090045 Estuary 202.298 square miles TMDL needed
Cottonwood Creek (San Marcos Creek Watershed) CAR9045100020011009142248 Rivers and Streams 1.9 miles TMDL needed
Cottonwood Creek (San Marcos Creek Watershed) CAR9045100020011009142248 River 1.9 miles TMDL needed
Encinitas Creek CAR9045100019991117144759 River 3.01 miles TMDL needed
Encinitas Creek CAR9045100019991117144759 Rivers and Streams 3.01 miles TMDL needed
Escondido Creek CAR9046200020011005134542 River 26.0182 miles TMDL needed
Escondido Creek CAR9046200020011005134542 Rivers and Streams 26.0182 miles TMDL needed
Guajome Lake CAL9031100019990208142145 Freshwater Reservoir .052241 acres TMDL needed
Guajome Lake CAL9031100019990208142145 Lakes, Reservoirs, and Ponds 33.434 acres TMDL needed
Loma Alta Slough CAE9041000019991117150520 Estuary 8.18839 square miles TMDL needed
Pacific Ocean Shoreline, Buena Vista Creek Ha CAX9042100020021206110039 Coastal Shorelines 1.17928 miles
Pacific Ocean Shoreline, Escondido Creek Ha CAX9046100019991116164230 Coastal Waters .436766 miles TMDL needed
Pacific Ocean Shoreline, Escondido Creek Ha CAX9046100019991116164230 Coastal Shorelines .436766 miles TMDL needed
Pacific Ocean Shoreline, Loma Alta Ha CAX9041000019991116141347 Coastal Shorelines 1.08874 miles
Pacific Ocean Shoreline, San Luis Rey Hu CAX9031100019991116155249 Coastal Shorelines .494115 miles
Pacific Ocean Shoreline, San Marcos Ha CAX9045100019991116160723 Coastal Shorelines .498229 miles
Reidy Canyon Creek CAR9046200020010927085916 Rivers and Streams 3.92035 miles
San Elijo Lagoon CAE9046100019990209161927 Estuary 565.804 square miles TMDL needed
San Luis Rey River CAR9031100020011005104327 River 19.3488 miles TMDL needed
San Luis Rey River CAR9031100020011005104327 Rivers and Streams 19 miles TMDL needed
San Marcos Creek CAR9045100020011025132925 River 18.9939 miles TMDL needed
San Marcos Creek CAR9045100020011025132925 Rivers and Streams 18.9939 miles TMDL needed
San Marcos Lake CAL9045200019991117152408 Freshwater Reservoir .027281 acres TMDL needed
San Marcos Lake CAL9045200019991117152408 Lakes, Reservoirs, and Ponds 17.46 acres TMDL needed

Top of page



Causes of Impairment for Reporting Year 2004

California, San Luis Rey-Escondido

Description of this table
Bacteria 9
Phosphorus 5
DDT 3
Eutrophication 3
Sediment Toxicity 3
Sedimentation/Siltation 3
Total Dissolved Solids (TDS) 3
Manganese 2
Nutrients 2
Phosphate 2
Selenium 2
Sulfates 2
Ammonia Nitrogen 1
Chloride 1
DDE 1
Nitrate/Nitrite 1

Top of page




Cumulative TMDLs by Pollutant

California, San Luis Rey-Escondido 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.
Number of Causes of
Impairment Addressed
Enterococcus Bacteria color.gif 2 2
Fecal Coliform color.gif 2 2
Total Coliform color.gif 2 2
Nitrogen, Total color.gif 1 1
Phosphorus, Total color.gif 1 1

Total: 8 TMDLs; 0 Causes of Impairment



Top of page


Jump to main content.