Pueblo San Diego Mesa/ 908.22 Chollas Creek (at Mouth) Chlordane Yes, wet weather Draft TMDL – automatically a PWQC; Impairment of COMM Yes Yes Yes MLOE not supporting: Monitoring done for draft TMDL supports listing; However, source identification studies are needed to link to MS4 and potential sources plan water quality objectives are narrative Unknown if predominant Draft TMDL identifies Phase I MS4 as source, but Caltrans, US Navy, Phase II MS4s, and enrollees of Industrial and construction general permits also identified as responsible parties Yes, COMM LTEA identifies strategies that address MS4 organics issues No, strategies for Highest Priority Conditions will address this condition. No Pueblo San Diego Mesa/ 908.22 Chollas Creek (at Mouth) PCBs Yes, wet weather Draft TMDL – automatically a PWQC; Impairment of COMM Yes Yes Yes MLOE not supporting: Monitoring done for draft TMDL supports listing; However, source identification studies are needed to link to MS4 and potential sources Basin plan water quality objectives are narrative Unknown if predominant Draft TMDL identifies Phase I MS4 as source, but Caltrans, US Navy, Phase II MS4s, and enrollees of Industrial and construction general permits also identified as responsible parties Yes, COMM LTEA identifies strategies that address MS4 organics issues No, strategies for Highest Priority Conditions will address this condition. No Pueblo San Diego Mesa/ 908.2 San Diego Bay Shoreline, between Sampson and 28th Streets Copper Yes 303(d) listing for MAR Yes No No No
Pueblo San Diego Mesa/ 908.2 San Bay Shoreline, between Sampson and 28th Streets PAHs Yes Draft TMDL – automatically a PWQC; Impairment of MAR Yes Yes Yes 303(d) listing/TMDL not supported with data in lines of evidence Basin plan water quality objectives are narrative Unknown if predominant TMDL identifies Phase I MS4 as source, but Caltrans, US Navy, Phase II MS4s, and enrollees of Industrial and construction general permits also identified as responsible parties Atmospheric deposition noted as uncontrollable source Yes, MAR LTEA identifies strategies that address MS4 organics issues No, strategies for other Highest Priority Conditions will address this condition. No Pueblo San Diego Mesa/ 908.2 San Diego Bay Shoreline, between Sampson and 28th Streets Mercury Yes TMDL – automatically a PWQC; Impairment of MAR No No Yes MLOE not supporting There are established numeric standards in the Basin Plan Unknown if predominant Draft TMDL identifies Phase I MS4 as source, but Caltrans, US Navy, Phase II MS4s, and enrollees of Industrial and construction general permits also identified as responsible parties Yes, MAR LTEA identifies strategies that address MS4 organics issues No, strategies for other Highest Priority Conditions will address this condition. No Pueblo San Mesa/ 908.2 San Diego Bay Shoreline, between Sampson and 28th Streets PCBs Yes Draft TMDL – automatically a PWQC; Impairment of MAR No No Yes MLOE not supporting Basin plan water quality objectives are narrative Unknown if predominant Draft TMDL identifies Phase I MS4 as source, but Caltrans, US Navy, Phase II MS4s, and enrollees of Industrial and construction general permits also identified as responsible parties Yes, MAR LTEA identifies strategies that address MS4 organics issues No, strategies for Highest Priority Conditions will address this condition. No
Pueblo San Diego Mesa/ 908.2 San Bay Shoreline, between Sampson and 28th Streets Zinc Yes Draft TMDL – automatically a PWQC; Impairment of MAR No No Yes MLOE not supporting are established numeric standards in the Basin Plan and California Toxics Rule Unknown if predominant Draft TMDL identifies Phase I MS4 as source, but Caltrans, US Navy, Phase II MS4s, and enrollees of Industrial and construction general permits also identified as responsible parties Atmospheric deposition noted as uncontrollable source Yes, MAR LTEA identifies strategies that address MS4 metals issues No, strategies for other Highest Priority Conditions will address this condition. No Pueblo San Diego Mesa/ 908.2 San Diego Bay Shoreline, near Switzer Creek (at the Mouth) PAHs Yes, wet weather Draft TMDL – automatically a PWQC Impairment of MAR Yes Yes Yes MLOE not supporting: Monitoring done for draft TMDL supports listing; However, source identification studies are needed to link to MS4 and potential sources Basin plan water quality objectives are narrative Unknown if predominant Draft TMDL identifies Phase I MS4 as source, but Caltrans, US Navy, Phase II MS4s, and enrollees of Industrial and construction general permits also identified as responsible parties Atmospheric deposition noted as uncontrollable source Yes, MAR LTEA identifies strategies that address MS4 organics issues No, strategies for other Highest Priority Conditions will address this condition. No Pueblo San Mesa/ 908.2 San Diego Bay Shoreline, near Switzer Creek (at the Mouth) PCBs Yes, wet weather Draft TMDL – automatically a PWQC Impairment of MAR Yes Yes Yes MLOE not supporting: Monitoring done for draft TMDL supports listing; However, source identification studies are needed to link to MS4 and potential sources Basin plan water quality objectives are narrative Unknown if predominant Draft TMDL identifies Phase I MS4 as source, but Caltrans, US Navy, Phase II MS4s, and enrollees of Industrial and construction general permits also identified as responsible parties Yes, MAR LTEA identifies strategies that address MS4 organics issues No, strategies for other Highest Priority Conditions will address this condition. No
Pueblo San Diego Mesa/ 908.2 San Diego Bay Shoreline, near Switzer Creek (at the Mouth) Chlordane Yes, wet weather TMDL – automatically a PWQC Impairment of MAR Yes Yes Yes MLOE not supporting: Monitoring done for TMDL supports listing; However, source identification studies are needed to link to MS4 and potential sources Basin plan water quality objectives are narrative Unknown if predominant Draft TMDL identifies Phase I MS4 as source, but Caltrans, US Navy, Phase II MS4s, and enrollees of Industrial and construction general permits also identified as responsible parties Yes, MAR LTEA identifies strategies that address MS4 organics issues No, strategies for other Highest Priority Conditions will address this condition. No Pueblo San Mesa/ 908.22 Switzer Creek Copper Yes 303(d) listing for WARM No No No No Pueblo San Diego Mesa/ 908.22 Switzer Lead Yes 303(d) listing for WARM No No No No Pueblo San Diego Mesa/ 908.22 Switzer Creek Zinc Yes 303(d) listing for WARM No No No No Pueblo National City/908.3 Paleta Creek Copper Yes 303(d) listing for Copper No No No No Pueblo National City/908.3 Paleta Creek Lead Yes 303(d) listing for Copper No No No No
Pueblo National City/908.3 Mouth of Paleta Street Channel PAHs Yes, wet weather Draft TMDL – automatically a PWQC Impairment of MAR Yes Yes Yes MLOE not supporting: Monitoring done for draft TMDL supports listing; However, source identification studies are needed to link to MS4 and potential sources Basin plan water quality objectives are narrative Unknown if predominant Draft TMDL identifies Phase I MS4 as source, but Caltrans, US Navy, Phase II MS4s, and enrollees of Industrial and construction general permits also identified as responsible parties Atmospheric deposition noted as uncontrollable source Yes, MAR LTEA identifies strategies that address MS4 organics issues No, strategies for Highest Priority Conditions will address this condition. No Pueblo National City/908.3 of Paleta Street Channel PCBs Yes, wet weather Draft TMDL – automatically a PWQC Impairment of MAR Yes Yes Yes MLOE not supporting: Monitoring done for draft TMDL supports listing; However, source identification studies are needed to link to MS4 and potential sources plan water quality objectives are narrative Unknown if predominant Draft TMDL identifies Phase I MS4 as source, but Caltrans, US Navy, Phase II MS4s, and enrollees of Industrial and construction general permits also identified as responsible parties Yes, MAR LTEA identifies strategies that address MS4 organics issues No, strategies for Highest Priority Conditions will address this condition. No Pueblo National City/908.3 Mouth of Paleta Street Channel Chlordane Yes, wet weather Draft TMDL – automatically a PWQC Impairment of MAR Yes Yes Yes MLOE not supporting: Monitoring done for draft TMDL supports listing; However, source identification studies are needed to link to MS4 and potential sources Basin plan water quality objectives are narrative Unknown if predominant Draft TMDL identifies Phase I MS4 as source, but Caltrans, US Navy, Phase II MS4s, and enrollees of Industrial and construction general permits also identified as responsible parties Yes, MAR LTEA identifies strategies that address MS4 organics issues No, strategies for other Highest Priority Conditions will address this condition. No Sweetwater Watershed
Otay Coronado/ 910.1 Pacific Ocean Shoreline at Carnation Ave and Camp Surf Jetty Bacteria Yes 303(d) listed for REC-1 Yes No Yes MLOE not supporting are established numeric standards in the Basin Plan LTEA identifies MS4 sources of bacteria; However, natural sources contributed unknown amounts of non-MS4 loadings of bacteria to the receiving waters Yes, REC-1 LTEA identifies strategies that address MS4 bacteria issues No, strategies for other Highest Priority Conditions will address this condition. No Otay Coronado / 910.1 Pacific Ocean Shoreline at Tidelands Park Bacteria Yes 303(d) listing for REC-1 for Enterococcus and SHELL for Total Coliform Yes No Yes 303(d) listing/TMDL not supported with data in of evidence (spatial and temporal factors) Annual Regional Monitoring: does not support elevated levels of bacteria during wet and dry conditions in receiving water and MS4 RPs reviewing Coastal Stormdrain Monitoring and DEH AB411 data to verify whether the listing is supported There are established numeric standards in the Basin Plan LTEA: Water quality data does not support condition Yes, REC-1 LTEA identifies strategies that address MS4 bacteria issues Diversion of and first flush stormwater in place No, strategies for other Highest Priority Conditions will address this condition. No Otay Dulzura / 910.3 Lower Otay Reservoir Nitrogen Yes 303(d) listing for WARM Yes No Yes MLOE not supporting Basin Plan Water Quality Objectives provide a nitrogen to phosphorus ratio with goal objectives for phosphorus LTEA identifies MS4 sources of nutrients However, groundwater intrusion has also been found to be source of nutrients in MS4 systems No LTEA identifies strategies that address MS4 nutrient issues No, strategies for other Highest Priority Conditions will address this condition. No