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Sewage treatment plant, Maxwell, New Mexico. NPDES permit NM0029149, in force until Jul 31, 2031. Last 12 months: no values over a limit, 8 of 10 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Oxygen, dissolved [DO] | minimum | ≥ 5 mg/L | all year |
| Oxygen, dissolved [DO] | minimum | ≥ 5 mg/L | all year |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 30 mg/L | all year |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 30 mg/L | all year |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 5 lb/d | all year |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 5 lb/d | all year |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 7.5 lb/d | all year |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 7.5 lb/d | all year |
| BOD, 5-day, 20 deg. C | 30-day average | report only (mg/L) | all year |
| BOD, 5-day, 20 deg. C | 30-day average | report only (mg/L) | all year |
| pH | minimum | ≥ 6.6 SU | all year |
| pH | minimum | ≥ 6.6 SU | all year |
| pH | maximum | ≤ 9 SU | all year |
| pH | maximum | ≤ 9 SU | all year |
| Solids, total suspended | 30-day average | ≤ 90 mg/L | all year |
| Solids, total suspended | 30-day average | ≤ 90 mg/L | all year |
| Solids, total suspended | 7-day average | ≤ 135 mg/L | all year |
| Solids, total suspended | 7-day average | ≤ 135 mg/L | all year |
| Solids, total suspended | 30-day average | ≤ 15 lb/d | all year |
| Solids, total suspended | 30-day average | ≤ 15 lb/d | all year |
| Solids, total suspended | 7-day average | ≤ 23 lb/d | all year |
| Solids, total suspended | 7-day average | ≤ 23 lb/d | all year |
| Solids, total suspended | 30-day average | report only (mg/L) | all year |
| Solids, total suspended | 30-day average | report only (mg/L) | all year |
| Nitrogen, total [as N] | daily maximum | ≤ .076 lb/d | all year |
| Nitrogen, total [as N] | daily maximum | ≤ .076 lb/d | all year |
| Phosphorus, total [as P] | daily maximum | ≤ .005 lb/d | all year |
| Phosphorus, total [as P] | daily maximum | ≤ .005 lb/d | all year |
| Flow, in conduit or thru treatment plant | 30-day average | report only (gal/d) | all year |
| Flow, in conduit or thru treatment plant | 30-day average | report only (gal/d) | all year |
| Flow, in conduit or thru treatment plant | 7-day average | report only (gal/d) | all year |
| Flow, in conduit or thru treatment plant | 7-day average | report only (gal/d) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/d) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (gal/d) | all year |
| Chlorine, total residual | instantaneous maximum | ≤ 11 ug/L | all year |
| Chlorine, total residual | instantaneous maximum | ≤ 11 ug/L | all year |
| E. coli | 30-day geometric mean | ≤ 126 CFU/100mL | all year |
| E. coli | 30-day geometric mean | ≤ 126 CFU/100mL | all year |
| E. coli | daily maximum | ≤ 410 CFU/100mL | all year |
| E. coli | daily maximum | ≤ 410 CFU/100mL | all year |
| PER-AND POLYFLUOROALKYL SUBSTANCES | daily maximum | report only (ng/L) | all year |
| PER-AND POLYFLUOROALKYL SUBSTANCES | daily maximum | report only (ng/L) | all year |
| PER-AND POLYFLUOROALKYL SUBSTANCES | daily maximum | report only (ng/g) | all year |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 65 % | all year |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 65 % | all year |
| Solids, suspended percent removal | monthly average minimum | ≥ 65 % | all year |
| Solids, suspended percent removal | monthly average minimum | ≥ 65 % | all year |
| PFAS Sum | daily maximum | report only (ng/L) | all year |
Cited limits by parameter: New Mexico'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/NM0029149 · MCP: https://passage-data.com/mcp