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Federal facility (Sewerage Systems), major discharger, El Portal, California. NPDES permit CA0081759, in force until Jul 31, 2030. Last 12 months: over a limit once (last June 2026), 22 of 46 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| June 2026 | Chronic Mthd, Survival Endpt %Effect, Growth Endpt Median TSTcHo R/nR Pass/Fail, StatR7d P promelas, daily maximum | 100 % effect | ≤ 50 % effect | 100% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | instantaneous maximum | report only (deg F) | all year | EFF1 |
| Specific conductance | daily maximum | report only (umho/cm) | all year | EFF1 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 10 mg/L | all year | EFF1 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 20 mg/L | all year | EFF1 |
| pH | instantaneous minimum | ≥ 6.5 SU | all year | EFF1 |
| pH | instantaneous maximum | ≤ 8.5 SU | all year | EFF1 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | EFF1 |
| Solids, total suspended | monthly average | ≤ 10 mg/L | all year | EFF1 |
| Solids, total suspended | daily maximum | ≤ 20 mg/L | all year | EFF1 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3.4 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | EFF1 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 2.8 mg/L | May–Oct | EFF1 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 5.8 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | EFF1 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 4.8 mg/L | May–Oct | EFF1 |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | all year | EFF1 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | EFF1 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | EFF1 |
| Phosphorus, total [as P] | monthly average | ≤ .5 mg/L | all year | EFF1 |
| Phosphorus, total [as P] | daily maximum | ≤ 1 mg/L | all year | EFF1 |
| Carbon, dissolved organic [as C] | daily maximum | report only (mg/L) | all year | EFF1 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | EFF1 |
| Calcium, total recoverable | daily maximum | report only (mg/L) | all year | EFF1 |
| Magnesium, total recoverable | daily maximum | report only (mg/L) | all year | EFF1 |
| Sodium, total recoverable | daily maximum | report only (mg/L) | all year | EFF1 |
| Potassium, total recoverable | daily maximum | report only (mg/L) | all year | EFF1 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | EFF1 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | EFF1 |
| Boron, total recoverable | daily maximum | report only (mg/L) | all year | EFF1 |
| Zinc, total recoverable | monthly average | ≤ 10 ug/L | all year | EFF1 |
| Zinc, total recoverable | monthly average | ≤ 326 ug/L | all year | EFF1 |
| Zinc, total recoverable | daily maximum | ≤ 20 ug/L | all year | EFF1 |
| Zinc, total recoverable | daily maximum | ≤ 654 ug/L | all year | EFF1 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | EFF1 |
| Copper, total recoverable | monthly average | ≤ 2 ug/L | all year | EFF1 |
| Copper, total recoverable | monthly average | ≤ 62 ug/L | all year | EFF1 |
| Copper, total recoverable | daily maximum | ≤ 4 ug/L | all year | EFF1 |
| Copper, total recoverable | daily maximum | ≤ 124 ug/L | all year | EFF1 |
| Manganese, total recoverable | daily maximum | report only (mg/L) | all year | EFF1 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | EFF1 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | EFF1 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 90 % | all year | EFF1 |
| Solids, suspended percent removal | monthly average minimum | ≥ 90 % | all year | EFF1 |
| Chronic Mthd Sublethal Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, StatR7d P promelas | daily maximum | ≤ 0 pass=0;fail=1 | all year | EFF1 |
| Chronic Mthd Sublethal Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, StatR7d P promelas | monthly median | ≤ 0 pass=0;fail=1 | all year | EFF1 |
| Chronic Mthd, Survival Endpt %Effect, Growth Endpt Median TSTcHo R/nR Pass/Fail, StatR7d P promelas | daily maximum | ≤ 50 % effect | all year | EFF1 |
| Temperature, water deg. fahrenheit | instantaneous maximum | report only (deg F) | all year | EFF2 |
| Specific conductance | daily maximum | report only (umho/cm) | all year | EFF2 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 10 mg/L | all year | EFF2 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 20 mg/L | all year | EFF2 |
| pH | instantaneous minimum | ≥ 6.5 SU | all year | EFF2 |
| pH | instantaneous maximum | ≤ 8.5 SU | all year | EFF2 |
| Alkalinity, total [as CaCO3] | daily maximum | report only (mg/L) | all year | EFF2 |
| Solids, total suspended | monthly average | ≤ 10 mg/L | all year | EFF2 |
| Solids, total suspended | daily maximum | ≤ 20 mg/L | all year | EFF2 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3.4 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | EFF2 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 2.8 mg/L | May–Oct | EFF2 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 5.8 mg/L | Jan, Feb, Mar, Apr, Nov, Dec | EFF2 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 4.8 mg/L | May–Oct | 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 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | EFF2 |
| Phosphorus, total [as P] | monthly average | ≤ .5 mg/L | all year | EFF2 |
| Phosphorus, total [as P] | daily maximum | ≤ 1 mg/L | all year | EFF2 |
| Carbon, dissolved organic [as C] | daily maximum | report only (mg/L) | all year | EFF2 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | EFF2 |
| Calcium, total recoverable | daily maximum | report only (mg/L) | all year | EFF2 |
| Magnesium, total recoverable | daily maximum | report only (mg/L) | all year | EFF2 |
| Sodium, total recoverable | daily maximum | report only (mg/L) | all year | EFF2 |
| Potassium, total recoverable | daily maximum | report only (mg/L) | all year | EFF2 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | EFF2 |
| Iron, total recoverable | daily maximum | report only (mg/L) | all year | EFF2 |
| Boron, total recoverable | daily maximum | report only (mg/L) | all year | EFF2 |
| Zinc, total recoverable | monthly average | ≤ 10 ug/L | all year | EFF2 |
| Zinc, total recoverable | daily maximum | ≤ 20 ug/L | all year | EFF2 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | EFF2 |
| Copper, total recoverable | monthly average | ≤ 2 ug/L | all year | EFF2 |
| Copper, total recoverable | daily maximum | ≤ 4 ug/L | all year | EFF2 |
| Manganese, total recoverable | daily maximum | report only (mg/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 | daily maximum | report only (MGD) | all year | EFF2 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 90 % | all year | EFF2 |
| Solids, suspended percent removal | monthly average minimum | ≥ 90 % | all year | EFF2 |
| Chronic Mthd Sublethal Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, StatR7d P promelas | daily maximum | ≤ 0 pass=0;fail=1 | all year | EFF2 |
| Chronic Mthd Sublethal Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, StatR7d P promelas | monthly median | ≤ 0 pass=0;fail=1 | all year | EFF2 |
| Chronic Mthd, Survival Endpt %Effect, Growth Endpt Median TSTcHo R/nR Pass/Fail, StatR7d P promelas | daily maximum | ≤ 50 % effect | all year | EFF2 |
| Specific conductance | monthly average | report only (umho/cm) | all year | INF1 |
| Specific conductance | daily maximum | report only (umho/cm) | all year | INF1 |
| 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 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | INF1 |
| Solids, total suspended | daily maximum | report only (mg/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 | daily maximum | report only (MGD) | all year | INF1 |
Cited limits by parameter: California's rules and the federal ones.
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Your permit document is the final word. As JSON: /api/v1/permits/CA0081759 · MCP: https://passage-data.com/mcp