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Federal facility (Sewerage Systems), San Clemente, California. NPDES permit CA0110175, in force until Jun 30, 2029. Last 12 months: over a limit 2 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| April 2026 | Solids, suspended percent removal, monthly average minimum | 75 % | ≥ 85 % | 67% |
| June 2026 | Solids, suspended percent removal, monthly average minimum | 84 % | ≥ 85 % | 7% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 100 deg F | all year | EFF2 |
| Turbidity | monthly average | ≤ 75 NTU | all year | EFF2 |
| Turbidity | weekly average | ≤ 100 NTU | all year | EFF2 |
| Turbidity | instantaneous maximum | ≤ 225 NTU | all year | EFF2 |
| Oxygen, dissolved [DO] | instantaneous minimum | report only (mg/L) | all year | EFF2 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mg/L | all year | EFF2 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 45 mg/L | all year | EFF2 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 6.3 lb/d | all year | EFF2 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 19 lb/d | all year | EFF2 |
| pH | instantaneous minimum | ≥ 6 SU | all year | EFF2 |
| pH | instantaneous maximum | ≤ 9 SU | all year | EFF2 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | EFF2 |
| Solids, total suspended | weekly average | ≤ 45 mg/L | all year | EFF2 |
| Solids, total suspended | monthly average | ≤ 6.3 lb/d | all year | EFF2 |
| Solids, total suspended | daily maximum | ≤ 19 lb/d | all year | EFF2 |
| Solids, settleable | monthly average | ≤ 1 mL/L | all year | EFF2 |
| Solids, settleable | weekly average | ≤ 1.5 mL/L | all year | EFF2 |
| Solids, settleable | instantaneous maximum | ≤ 3 mL/L | all year | EFF2 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | EFF2 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | EFF2 |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | all year | EFF2 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | EFF2 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | EFF2 |
| Cyanide, total [as CN] | daily maximum | report only (ug/L) | all year | EFF2 |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year | EFF2 |
| Selenium, total recoverable | daily maximum | report only (ug/L) | all year | EFF2 |
| Thallium, total recoverable | daily maximum | report only (ug/L) | all year | EFF2 |
| Beryllium, total recoverable [as Be] | daily maximum | report only (ug/L) | all year | EFF2 |
| Chromium, hexavalent [as Cr] | daily maximum | report only (ug/L) | all year | EFF2 |
| Chromium, trivalent [as Cr] | daily maximum | report only (ug/L) | all year | EFF2 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | all year | EFF2 |
| Nickel, total recoverable | daily maximum | report only (ug/L) | all year | EFF2 |
| Silver total recoverable | daily maximum | report only (ug/L) | all year | EFF2 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | EFF2 |
| Cadmium, total recoverable | daily maximum | report only (ug/L) | all year | EFF2 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | EFF2 |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | EFF2 |
| Antimony, total recoverable | daily maximum | report only (ug/L) | all year | EFF2 |
| Radiation, gross beta | daily maximum | report only (pCi/L) | all year | EFF2 |
| Oil and grease | monthly average | ≤ 25 mg/L | all year | EFF2 |
| Oil and grease | weekly average | ≤ 40 mg/L | all year | EFF2 |
| Oil and grease | instantaneous maximum | ≤ 75 mg/L | all year | EFF2 |
| Oil and grease | monthly average | ≤ 5.2 lb/d | all year | EFF2 |
| Oil and grease | instantaneous maximum | ≤ 15 lb/d | all year | EFF2 |
| 2-Methyl-4,6-dinitrophenol | daily maximum | report only (ug/L) | all year | EFF2 |
| Tributyltin | daily maximum | report only (ng/L) | all year | EFF2 |
| Tritium, total | daily maximum | report only (pCi/L) | all year | EFF2 |
| Radium 226 + radium 228, total | daily maximum | report only (pCi/L) | all year | EFF2 |
| Strontium 90, total | daily maximum | report only (pCi/L) | all year | EFF2 |
| Polynuclear Aromatic Hydrocarbons [PAHs] | daily maximum | report only (ug/L) | all year | EFF2 |
| Uranium, total [in pci/L] | daily maximum | report only (pCi/L) | all year | EFF2 |
| Dichlorobromomethane | daily maximum | report only (ug/L) | all year | EFF2 |
| Carbon tetrachloride | daily maximum | report only (ug/L) | all year | EFF2 |
| 1,2-Dichloroethane | daily maximum | report only (ug/L) | all year | EFF2 |
| Dibromochloromethane | daily maximum | report only (ug/L) | all year | EFF2 |
| Chloroform | daily maximum | report only (ug/L) | all year | EFF2 |
| Toluene | daily maximum | report only (ug/L) | all year | EFF2 |
| Benzene | daily maximum | report only (ug/L) | all year | EFF2 |
| Acrolein | daily maximum | report only (ug/L) | all year | EFF2 |
| Acrylonitrile | daily maximum | report only (ug/L) | all year | EFF2 |
| Bis[2-chloroethyl] ether | daily maximum | report only (ug/L) | all year | EFF2 |
| Bis[2-chloroethoxy]methane | daily maximum | report only (ug/L) | all year | EFF2 |
| Bis[2-chloroisopropyl] ether | daily maximum | report only (ug/L) | all year | EFF2 |
| Chlorobenzene | daily maximum | report only (ug/L) | all year | EFF2 |
| Diethyl phthalate | daily maximum | report only (ug/L) | all year | EFF2 |
| Dimethyl phthalate | daily maximum | report only (ug/L) | all year | EFF2 |
| 1,2-Diphenylhydrazine | daily maximum | report only (ug/L) | all year | EFF2 |
| Ethylbenzene | daily maximum | report only (ug/L) | all year | EFF2 |
| Fluoranthene | daily maximum | report only (ug/L) | all year | EFF2 |
| Hexachlorocyclopentadiene | daily maximum | report only (ug/L) | all year | EFF2 |
| Hexachlorobutadiene | daily maximum | report only (ug/L) | all year | EFF2 |
| Hexachloroethane | daily maximum | report only (ug/L) | all year | EFF2 |
| Isophorone | daily maximum | report only (ug/L) | all year | EFF2 |
| Methylene chloride | daily maximum | report only (ug/L) | all year | EFF2 |
| N-Nitrosodi-N-propylamine | daily maximum | report only (ug/L) | all year | EFF2 |
| N-Nitrosodiphenylamine | daily maximum | report only (ug/L) | all year | EFF2 |
| N-Nitrosodimethylamine [NDMA] | daily maximum | report only (ug/L) | all year | EFF2 |
| Nitrobenzene | daily maximum | report only (ug/L) | all year | EFF2 |
| Tetrachloroethylene | daily maximum | report only (ug/L) | all year | EFF2 |
| 1,1-Dichloroethylene | daily maximum | report only (ug/L) | all year | EFF2 |
| 1,1,1-Trichloroethane | daily maximum | report only (ug/L) | all year | EFF2 |
| 1,1,2-Trichloroethane | daily maximum | report only (ug/L) | all year | EFF2 |
| 1,1,2,2-Tetrachloroethane | daily maximum | report only (ug/L) | all year | EFF2 |
| 1,4-Dichlorobenzene | daily maximum | report only (ug/L) | all year | EFF2 |
| 2,4-Dinitrotoluene | daily maximum | report only (ug/L) | all year | EFF2 |
| 2,4-Dinitrophenol | daily maximum | report only (ug/L) | all year | EFF2 |
| 2,4,6-Trichlorophenol | daily maximum | report only (ug/L) | all year | EFF2 |
| 3,3'-Dichlorobenzidine | daily maximum | report only (ug/L) | all year | EFF2 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | report only (ug/L) | all year | EFF2 |
| Di-n-butyl phthalate | daily maximum | report only (ug/L) | all year | EFF2 |
| Benzidine | daily maximum | report only (ug/L) | all year | EFF2 |
| Vinyl chloride | daily maximum | report only (ug/L) | all year | EFF2 |
| Trichloroethylene | daily maximum | report only (ug/L) | all year | EFF2 |
| Aldrin | daily maximum | report only (ug/L) | all year | EFF2 |
| Chlordane [tech mix. and metabolites] | daily maximum | report only (ug/L) | all year | EFF2 |
| DDT/DDD/DDE, sum of p,p' & o,p' isomers | daily maximum | report only (ug/L) | all year | EFF2 |
| Dieldrin | daily maximum | report only (ug/L) | all year | EFF2 |
| Endosulfan, total | daily maximum | report only (ug/L) | all year | EFF2 |
| Endrin | daily maximum | report only (ug/L) | all year | EFF2 |
| Toxaphene | daily maximum | report only (ug/L) | all year | EFF2 |
| Heptachlor | daily maximum | report only (ug/L) | all year | EFF2 |
| Heptachlor epoxide | daily maximum | report only (ug/L) | all year | EFF2 |
| Hexachlorobenzene | daily maximum | report only (ug/L) | all year | EFF2 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | EFF2 |
| Flow, in conduit or thru treatment plant | total | report only (MGD) | all year | EFF2 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | EFF2 |
| Chlorine, total residual | monthly average | ≤ .274 mg/L | all year | EFF2 |
| Chlorine, total residual | daily maximum | ≤ .1 mg/L | all year | EFF2 |
| Chlorine, total residual | instantaneous maximum | ≤ 8.2 mg/L | all year | EFF2 |
| Chlorine, total residual | monthly average | ≤ .06 lb/d | all year | EFF2 |
| Chlorine, total residual | instantaneous maximum | ≤ 1.7 lb/d | all year | EFF2 |
| Polychlorinated biphenyls [PCBs], sum of congeners | daily maximum | report only (ug/L) | all year | EFF2 |
| Polychlorinated biphenyls [PCBs], sum of Aroclors | daily maximum | report only (ug/L) | all year | EFF2 |
| Mercury, total recoverable | daily maximum | report only (ug/L) | all year | EFF2 |
| Phenols, chlorinated | daily maximum | report only (ug/L) | all year | EFF2 |
| 1,3-Dichloropropene | daily maximum | report only (ug/L) | all year | EFF2 |
| Hexachlorocyclohexane, total | daily maximum | report only (ug/L) | all year | EFF2 |
| Phenolic compounds, unchlorinated | daily maximum | report only (ug/L) | all year | EFF2 |
| Halomethanes | daily maximum | report only (ug/L) | all year | EFF2 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 85 % | all year | EFF2 |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year | EFF2 |
| Dichlorobenzene | daily maximum | report only (ug/L) | all year | EFF2 |
| Radiation, gross alpha | daily maximum | report only (pCi/L) | all year | EFF2 |
| TCDD equivalents | monthly average | ≤ .53 pg/L | all year | EFF2 |
| TCDD equivalents | monthly average | ≤ .00011 Mlb/da | all year | EFF2 |
| PFAS Sum | daily maximum | report only (ug/L) | all year | EFF2 |
| Chronic Mthd Germination Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, Static48hr M pyrifera | daily maximum | ≤ 0 pass=0;fail=1 | all year | EFF2 |
| Chronic Mthd Germination Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, Static48hr M pyrifera | daily maximum | report only (% effect) | all year | EFF2 |
| Chronic Mthd Germ Tube Length Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, Static48hr M pyrifera | daily maximum | ≤ 0 pass=0;fail=1 | all year | EFF2 |
| Chronic Mthd Germ Tube Length Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, Static48hr M pyrifera | daily maximum | report only (% effect) | all year | EFF2 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | INF1 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | INF1 |
| pH | instantaneous minimum | report only (SU) | all year | INF1 |
| pH | instantaneous maximum | report only (SU) | all year | INF1 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | INF1 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | INF1 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (ug/L) | all year | INF1 |
| Cyanide, total [as CN] | daily maximum | report only (ug/L) | all year | INF1 |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year | INF1 |
| Selenium, total recoverable | daily maximum | report only (ug/L) | all year | INF1 |
| Thallium, total recoverable | daily maximum | report only (ug/L) | all year | INF1 |
| Beryllium, total recoverable [as Be] | daily maximum | report only (ug/L) | all year | INF1 |
| Chromium, hexavalent [as Cr] | daily maximum | report only (ug/L) | all year | INF1 |
| Chromium, trivalent [as Cr] | daily maximum | report only (ug/L) | all year | INF1 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | all year | INF1 |
| Nickel, total recoverable | daily maximum | report only (ug/L) | all year | INF1 |
| Silver total recoverable | daily maximum | report only (ug/L) | all year | INF1 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | INF1 |
| Cadmium, total recoverable | daily maximum | report only (ug/L) | all year | INF1 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | INF1 |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | INF1 |
| Antimony, total recoverable | daily maximum | report only (ug/L) | all year | INF1 |
| Radiation, gross beta | daily maximum | report only (pCi/L) | all year | INF1 |
| Oil and grease | monthly average | report only (mg/L) | all year | INF1 |
| Oil and grease | daily maximum | report only (mg/L) | all year | INF1 |
| 2-Methyl-4,6-dinitrophenol | daily maximum | report only (ug/L) | all year | INF1 |
| Tributyltin | daily maximum | report only (ug/L) | all year | INF1 |
| Tritium, total | daily maximum | report only (pCi/L) | all year | INF1 |
| Radium 226 + radium 228, total | daily maximum | report only (pCi/L) | all year | INF1 |
| Strontium 90, total | daily maximum | report only (pCi/L) | all year | INF1 |
| Polynuclear Aromatic Hydrocarbons [PAHs] | daily maximum | report only (ug/L) | all year | INF1 |
| Uranium, total [in pci/L] | daily maximum | report only (pCi/L) | all year | INF1 |
| Dichlorobromomethane | daily maximum | report only (ug/L) | all year | INF1 |
| Carbon tetrachloride | daily maximum | report only (ug/L) | all year | INF1 |
| 1,2-Dichloroethane | daily maximum | report only (ug/L) | all year | INF1 |
| Dibromochloromethane | daily maximum | report only (ug/L) | all year | INF1 |
| Chloroform | daily maximum | report only (ug/L) | all year | INF1 |
| Toluene | daily maximum | report only (ug/L) | all year | INF1 |
| Benzene | daily maximum | report only (ug/L) | all year | INF1 |
| Acrolein | daily maximum | report only (ug/L) | all year | INF1 |
| Acrylonitrile | daily maximum | report only (ug/L) | all year | INF1 |
| Bis[2-chloroethyl] ether | daily maximum | report only (ug/L) | all year | INF1 |
| Bis[2-chloroethoxy]methane | daily maximum | report only (ug/L) | all year | INF1 |
| Bis[2-chloroisopropyl] ether | daily maximum | report only (ug/L) | all year | INF1 |
| Chlorobenzene | daily maximum | report only (ug/L) | all year | INF1 |
| Diethyl phthalate | daily maximum | report only (ug/L) | all year | INF1 |
| Dimethyl phthalate | daily maximum | report only (ug/L) | all year | INF1 |
| 1,2-Diphenylhydrazine | daily maximum | report only (ug/L) | all year | INF1 |
| Ethylbenzene | daily maximum | report only (ug/L) | all year | INF1 |
| Fluoranthene | daily maximum | report only (ug/L) | all year | INF1 |
| Hexachlorocyclopentadiene | daily maximum | report only (ug/L) | all year | INF1 |
| Hexachlorobutadiene | daily maximum | report only (ug/L) | all year | INF1 |
| Hexachloroethane | daily maximum | report only (ug/L) | all year | INF1 |
| Isophorone | daily maximum | report only (ug/L) | all year | INF1 |
| Methylene chloride | daily maximum | report only (ug/L) | all year | INF1 |
| N-Nitrosodi-N-propylamine | daily maximum | report only (ug/L) | all year | INF1 |
| N-Nitrosodiphenylamine | daily maximum | report only (ug/L) | all year | INF1 |
| N-Nitrosodimethylamine [NDMA] | daily maximum | report only (ug/L) | all year | INF1 |
| Nitrobenzene | daily maximum | report only (ug/L) | all year | INF1 |
| Tetrachloroethylene | daily maximum | report only (ug/L) | all year | INF1 |
| 1,1-Dichloroethylene | daily maximum | report only (ug/L) | all year | INF1 |
| 1,1,1-Trichloroethane | daily maximum | report only (ug/L) | all year | INF1 |
| 1,1,2-Trichloroethane | daily maximum | report only (ug/L) | all year | INF1 |
| 1,1,2,2-Tetrachloroethane | daily maximum | report only (ug/L) | all year | INF1 |
| 1,4-Dichlorobenzene | daily maximum | report only (ug/L) | all year | INF1 |
| 2,4-Dinitrotoluene | daily maximum | report only (ug/L) | all year | INF1 |
| 2,4-Dinitrophenol | daily maximum | report only (ug/L) | all year | INF1 |
| 2,4,6-Trichlorophenol | daily maximum | report only (ug/L) | all year | INF1 |
| 3,3'-Dichlorobenzidine | daily maximum | report only (ug/L) | all year | INF1 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | report only (ug/L) | all year | INF1 |
| Di-n-butyl phthalate | daily maximum | report only (ug/L) | all year | INF1 |
| Benzidine | daily maximum | report only (ug/L) | all year | INF1 |
| Vinyl chloride | daily maximum | report only (ug/L) | all year | INF1 |
| Trichloroethylene | daily maximum | report only (ug/L) | all year | INF1 |
| Aldrin | daily maximum | report only (ug/L) | all year | INF1 |
| Chlordane [tech mix. and metabolites] | daily maximum | report only (ug/L) | all year | INF1 |
| DDT/DDD/DDE, sum of p,p' & o,p' isomers | daily maximum | report only (ug/L) | all year | INF1 |
| Dieldrin | daily maximum | report only (ug/L) | all year | INF1 |
| Endosulfan, total | daily maximum | report only (ug/L) | all year | INF1 |
| Endrin | daily maximum | report only (ug/L) | all year | INF1 |
| Toxaphene | daily maximum | report only (ug/L) | all year | INF1 |
| Heptachlor | daily maximum | report only (ug/L) | all year | INF1 |
| Heptachlor epoxide | daily maximum | report only (ug/L) | all year | INF1 |
| Hexachlorobenzene | daily maximum | report only (ug/L) | all year | INF1 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | INF1 |
| Flow, in conduit or thru treatment plant | total | report only (MGD) | all year | INF1 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | INF1 |
| Chlorine, total residual | daily maximum | report only (ug/L) | all year | INF1 |
| Polychlorinated biphenyls [PCBs], sum of Aroclors | daily maximum | report only (ug/L) | all year | INF1 |
| Mercury, total recoverable | daily maximum | report only (ug/L) | all year | INF1 |
| Phenols, chlorinated | daily maximum | report only (ug/L) | all year | INF1 |
| 1,3-Dichloropropene | daily maximum | report only (ug/L) | all year | INF1 |
| Hexachlorocyclohexane, total | daily maximum | report only (ug/L) | all year | INF1 |
| Phenolic compounds, unchlorinated | daily maximum | report only (ug/L) | all year | INF1 |
| Halomethanes | daily maximum | report only (ug/L) | all year | INF1 |
| Dichlorobenzene | daily maximum | report only (ug/L) | all year | INF1 |
| Radiation, gross alpha | daily maximum | report only (pCi/L) | all year | INF1 |
| TCDD equivalents | daily maximum | report only (pg/L) | all year | INF1 |
Cited limits by parameter: California's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/CA0110175 · MCP: https://passage-data.com/mcp