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Refuse Systems, Durango, Colorado. NPDES permit COR050005 expired Sep 30, 2026; its limits still apply. Last 12 months: no values over a limit, 4 of 6 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 37 mg/L | all year | 001A |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 140 mg/L | all year | 001A |
| pH | minimum | ≥ 6.5 SU | all year | 001A |
| pH | maximum | ≤ 9 SU | all year | 001A |
| Solids, total suspended | 30-day average | ≤ 27 mg/L | all year | 001A |
| Solids, total suspended | daily maximum | ≤ 88 mg/L | all year | 001A |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 001A |
| Nitrogen, ammonia total [as N] | 30-day average | ≤ 4.9 mg/L | all year | 001A |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 1.06 mg/L | all year | 001A |
| Zinc, total [as Zn] | 30-day average | ≤ .11 mg/L | all year | 001A |
| Zinc, total [as Zn] | daily maximum | ≤ .2 mg/L | all year | 001A |
| Acenaphthylene | 30-day average | report only (mg/L) | all year | 001A |
| Acenaphthylene | daily maximum | report only (mg/L) | all year | 001A |
| Acenaphthene | 30-day average | report only (mg/L) | all year | 001A |
| Acenaphthene | daily maximum | report only (mg/L) | all year | 001A |
| Anthracene | 30-day average | report only (mg/L) | all year | 001A |
| Anthracene | daily maximum | report only (mg/L) | all year | 001A |
| Benzo[b]fluoranthene | 30-day average | report only (mg/L) | all year | 001A |
| Benzo[b]fluoranthene | daily maximum | report only (mg/L) | all year | 001A |
| Benzo[k]fluoranthene | 30-day average | report only (mg/L) | all year | 001A |
| Benzo[k]fluoranthene | daily maximum | report only (mg/L) | all year | 001A |
| Benzo[a]pyrene | 30-day average | report only (mg/L) | all year | 001A |
| Benzo[a]pyrene | daily maximum | report only (mg/L) | all year | 001A |
| Chrysene | 30-day average | report only (mg/L) | all year | 001A |
| Chrysene | daily maximum | report only (mg/L) | all year | 001A |
| Fluoranthene | 30-day average | report only (mg/L) | all year | 001A |
| Fluoranthene | daily maximum | report only (mg/L) | all year | 001A |
| Fluorene | 30-day average | report only (mg/L) | all year | 001A |
| Fluorene | daily maximum | report only (mg/L) | all year | 001A |
| Indeno[1,2,3-cd]pyrene | 30-day average | report only (mg/L) | all year | 001A |
| Indeno[1,2,3-cd]pyrene | daily maximum | report only (mg/L) | all year | 001A |
| Phenanthrene | 30-day average | report only (mg/L) | all year | 001A |
| Phenanthrene | daily maximum | report only (mg/L) | all year | 001A |
| Pyrene | 30-day average | report only (mg/L) | all year | 001A |
| Pyrene | daily maximum | report only (mg/L) | all year | 001A |
| Benzo[ghi]perylene | 30-day average | report only (mg/L) | all year | 001A |
| Benzo[ghi]perylene | daily maximum | report only (mg/L) | all year | 001A |
| Benzo[a]anthracene | 30-day average | report only (mg/L) | all year | 001A |
| Benzo[a]anthracene | daily maximum | report only (mg/L) | all year | 001A |
| Dibenz[a,h]anthracene | 30-day average | report only (mg/L) | all year | 001A |
| Dibenz[a,h]anthracene | daily maximum | report only (mg/L) | all year | 001A |
| Phenol | 30-day average | ≤ .015 mg/L | all year | 001A |
| Phenol | daily maximum | ≤ .026 mg/L | all year | 001A |
| Naphthalene | 30-day average | report only (mg/L) | all year | 001A |
| Naphthalene | daily maximum | report only (mg/L) | all year | 001A |
| Flow, total | 30-day average | report only (gal) | all year | 001A |
| Flow, total | daily maximum | report only (gal) | all year | 001A |
| PER-AND POLYFLUOROALKYL SUBSTANCES | daily maximum | report only (mg/L) (alert, not enforceable) | all year | 001A |
| p-Cresol | 30-day average | ≤ .014 mg/L | all year | 001A |
| p-Cresol | daily maximum | ≤ .025 mg/L | all year | 001A |
| Benzoic acids, total | 30-day average | ≤ .071 mg/L | all year | 001A |
| Benzoic acids, total | daily maximum | ≤ .12 mg/L | all year | 001A |
| .alpha.-Terpineol | 30-day average | ≤ .016 mg/L | all year | 001A |
| .alpha.-Terpineol | daily maximum | ≤ .033 mg/L | all year | 001A |
| Chemical Oxygen Demand [COD] | 30-day average | report only (mg/L) | all year | 001A |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 001A |
| BOD, 5-day, 20 deg. C | 30-day average | report only (mg/L) | all year | 001L |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 001L |
| pH | minimum | report only (SU) | all year | 001L |
| pH | maximum | report only (SU) | all year | 001L |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 001L |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 001L |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 001L |
| Nitrogen, ammonia total [as N] | 30-day average | report only (mg/L) | all year | 001L |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 001L |
| Zinc, total [as Zn] | 30-day average | report only (mg/L) | all year | 001L |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 001L |
| Acenaphthylene | 30-day average | report only (mg/L) | all year | 001L |
| Acenaphthylene | daily maximum | report only (mg/L) | all year | 001L |
| Acenaphthene | 30-day average | report only (mg/L) | all year | 001L |
| Acenaphthene | daily maximum | report only (mg/L) | all year | 001L |
| Anthracene | 30-day average | report only (mg/L) | all year | 001L |
| Anthracene | daily maximum | report only (mg/L) | all year | 001L |
| Benzo[b]fluoranthene | 30-day average | report only (mg/L) | all year | 001L |
| Benzo[b]fluoranthene | daily maximum | report only (mg/L) | all year | 001L |
| Benzo[k]fluoranthene | 30-day average | report only (mg/L) | all year | 001L |
| Benzo[k]fluoranthene | daily maximum | report only (mg/L) | all year | 001L |
| Benzo[a]pyrene | 30-day average | report only (mg/L) | all year | 001L |
| Benzo[a]pyrene | daily maximum | report only (mg/L) | all year | 001L |
| Chrysene | 30-day average | report only (mg/L) | all year | 001L |
| Chrysene | daily maximum | report only (mg/L) | all year | 001L |
| Fluoranthene | 30-day average | report only (mg/L) | all year | 001L |
| Fluoranthene | daily maximum | report only (mg/L) | all year | 001L |
| Fluorene | 30-day average | report only (mg/L) | all year | 001L |
| Fluorene | daily maximum | report only (mg/L) | all year | 001L |
| Indeno[1,2,3-cd]pyrene | 30-day average | report only (mg/L) | all year | 001L |
| Indeno[1,2,3-cd]pyrene | daily maximum | report only (mg/L) | all year | 001L |
| Phenanthrene | 30-day average | report only (mg/L) | all year | 001L |
| Phenanthrene | daily maximum | report only (mg/L) | all year | 001L |
| Pyrene | 30-day average | report only (mg/L) | all year | 001L |
| Pyrene | daily maximum | report only (mg/L) | all year | 001L |
| Benzo[ghi]perylene | 30-day average | report only (mg/L) | all year | 001L |
| Benzo[ghi]perylene | daily maximum | report only (mg/L) | all year | 001L |
| Benzo[a]anthracene | 30-day average | report only (mg/L) | all year | 001L |
| Benzo[a]anthracene | daily maximum | report only (mg/L) | all year | 001L |
| Dibenz[a,h]anthracene | 30-day average | report only (mg/L) | all year | 001L |
| Dibenz[a,h]anthracene | daily maximum | report only (mg/L) | all year | 001L |
| Phenol | 30-day average | report only (mg/L) | all year | 001L |
| Phenol | daily maximum | report only (mg/L) | all year | 001L |
| Naphthalene | 30-day average | report only (mg/L) | all year | 001L |
| Naphthalene | daily maximum | report only (mg/L) | all year | 001L |
| PER-AND POLYFLUOROALKYL SUBSTANCES | 30-day average | report only (mg/L) (alert, not enforceable) | all year | 001L |
| PER-AND POLYFLUOROALKYL SUBSTANCES | daily maximum | report only (mg/L) (alert, not enforceable) | all year | 001L |
| p-Cresol | 30-day average | report only (mg/L) | all year | 001L |
| p-Cresol | daily maximum | report only (mg/L) | all year | 001L |
| Benzoic acids, total | 30-day average | report only (mg/L) | all year | 001L |
| Benzoic acids, total | daily maximum | report only (mg/L) | all year | 001L |
| .alpha.-Terpineol | 30-day average | report only (mg/L) | all year | 001L |
| .alpha.-Terpineol | daily maximum | report only (mg/L) | all year | 001L |
| Chemical Oxygen Demand [COD] | 30-day average | report only (mg/L) | all year | 001L |
| Chemical Oxygen Demand [COD] | daily maximum | report only (mg/L) | all year | 001L |
Cited limits by parameter: Colorado's rules and the federal ones.
Same industry: the 5 Refuse Systems permits in Colorado.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/COR050005 · MCP: https://passage-data.com/mcp