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Crude Petroleum And Natural Gas, Seal Beach, California. NPDES permit CA0106828 expired Feb 7, 2024; its limits still apply. Last 12 months: over a limit once (last October 2025). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Chlorine, total residual, minimum | .3 mg/L | ≥ 1 mg/L | 70% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Solids, total suspended | monthly average | ≤ 60 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 60 mg/L | all year | 001 |
| Flow, in conduit or thru treatment plant | daily average | report only (gal/d) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily average | report only (gal/d) | all year | 001 |
| Chlorine, total residual | minimum | ≥ 1 mg/L | all year | 001 |
| Chlorine, total residual | minimum | ≥ 1 mg/L | all year | 001 |
| Chlorine, total residual | maximum | ≤ 8.8 mg/L | all year | 001 |
| Chlorine, total residual | maximum | ≤ 8.8 mg/L | all year | 001 |
| Solids, suspended percent removal | monthly average minimum | ≥ 75 % | all year | 001 |
| Solids, suspended percent removal | monthly average minimum | ≥ 75 % | all year | 001 |
| pH | minimum | report only (SU) | all year | 002 |
| pH | minimum | report only (SU) | all year | 002 |
| pH | maximum | report only (SU) | all year | 002 |
| pH | maximum | report only (SU) | all year | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (ug/L) | all year | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (ug/L) | all year | 002 |
| Cyanide, total [as CN] | daily maximum | report only (ug/L) | all year | 002 |
| Cyanide, total [as CN] | daily maximum | report only (ug/L) | all year | 002 |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Selenium, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Selenium, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Chromium, hexavalent [as Cr] | daily maximum | report only (ug/L) | all year | 002 |
| Chromium, hexavalent [as Cr] | daily maximum | report only (ug/L) | all year | 002 |
| Nickel, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Nickel, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Silver total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Silver total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Cadmium, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Cadmium, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Oil and grease | monthly average | ≤ 25 mg/L | all year | 002 |
| Oil and grease | monthly average | ≤ 25 mg/L | all year | 002 |
| Oil and grease | daily maximum | ≤ 42 mg/L | all year | 002 |
| Oil and grease | daily maximum | ≤ 42 mg/L | all year | 002 |
| Toluene | daily maximum | report only (ug/L) | all year | 002 |
| Toluene | daily maximum | report only (ug/L) | all year | 002 |
| Benzene | daily maximum | report only (ug/L) | all year | 002 |
| Benzene | daily maximum | report only (ug/L) | all year | 002 |
| Benzo[b]fluoranthene | daily maximum | report only (ug/L) | all year | 002 |
| Benzo[b]fluoranthene | daily maximum | report only (ug/L) | all year | 002 |
| Benzo[k]fluoranthene | daily maximum | report only (ug/L) | all year | 002 |
| Benzo[k]fluoranthene | daily maximum | report only (ug/L) | all year | 002 |
| Benzo[a]pyrene | daily maximum | report only (ug/L) | all year | 002 |
| Benzo[a]pyrene | daily maximum | report only (ug/L) | all year | 002 |
| Chrysene | daily maximum | report only (ug/L) | all year | 002 |
| Chrysene | daily maximum | report only (ug/L) | all year | 002 |
| Ethylbenzene | daily maximum | report only (ug/L) | all year | 002 |
| Ethylbenzene | daily maximum | report only (ug/L) | all year | 002 |
| Benzo[a]anthracene | daily maximum | report only (ug/L) | all year | 002 |
| Benzo[a]anthracene | daily maximum | report only (ug/L) | all year | 002 |
| Dibenz[a,h]anthracene | daily maximum | report only (ug/L) | all year | 002 |
| Dibenz[a,h]anthracene | daily maximum | report only (ug/L) | all year | 002 |
| 2,4-Dimethylphenol | daily maximum | report only (ug/L) | all year | 002 |
| 2,4-Dimethylphenol | daily maximum | report only (ug/L) | all year | 002 |
| Phenol | daily maximum | report only (ug/L) | all year | 002 |
| Phenol | daily maximum | report only (ug/L) | all year | 002 |
| Naphthalene | daily maximum | report only (ug/L) | all year | 002 |
| Naphthalene | daily maximum | report only (ug/L) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily average | report only (gal/d) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily average | report only (gal/d) | all year | 002 |
| Sulfide-hydrogen sulfide [undissociated] | daily maximum | report only (ug/L) | all year | 002 |
| Sulfide-hydrogen sulfide [undissociated] | daily maximum | report only (ug/L) | all year | 002 |
| Mercury, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Mercury, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | INF |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | INF |
Cited limits by parameter: California's rules and the federal ones.
Same industry: the 3 Oil and Gas Extraction permits in California.
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Your permit document is the final word. As JSON: /api/v1/permits/CA0106828 · MCP: https://passage-data.com/mcp