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Refuse Systems, Westlake, Louisiana. NPDES permit LA0102822 expired Oct 31, 2025; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | instantaneous minimum | ≥ 6 SU | all year | 017 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 017 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 017 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 30 mg/L | all year | 017 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 017 |
| Copper, total [as Cu] | daily maximum | ≤ 1.1 mg/L | all year | 017 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 017 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 017 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 018 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 018 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 018 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 30 mg/L | all year | 018 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 018 |
| Copper, total [as Cu] | monthly average | report only (mg/L) | all year | 018 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 018 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 018 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 018 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 030 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 030 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 030 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 30 mg/L | all year | 030 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 030 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 030 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 030 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 033 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 033 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 033 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 30 mg/L | all year | 033 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 50 mg/L | all year | 033 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 033 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 033 |
Cited limits by parameter: Louisiana's rules and the federal ones.
Same industry: the 47 Refuse Systems permits in Louisiana.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/LA0102822 · MCP: https://passage-data.com/mcp