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Sewage treatment plant, major discharger, Sunland Park, New Mexico. NPDES permit NM0029483 expired Oct 31, 2025; its limits still apply. Last 12 months: over a limit 4 times (last July 2026), 34 required values missing, 21 of 26 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Outfall | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|---|
| February 2026 | 001 | E. coli, daily maximum | 2419.6 CFU/100mL | ≤ 410 CFU/100mL | 490% |
| February 2026 | 001 | Solids, total suspended, 7-day average | 47.2 mg/L | ≤ 45 mg/L | 5% |
| June 2026 | TX1 | Whole Effluent Toxicity [WET] - P. promelas, minimum value | < 75 % | ≥ 75 % | — |
| July 2026 | TX1 | Whole Effluent Toxicity [WET] - P. promelas, minimum value | 56 % | ≥ 75 % | 25% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 25 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 32 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 417 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 534 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | 30-day average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | 7-day average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | 30-day average | report only (lb/d) | all year | 001 |
| BOD, 5-day, 20 deg. C | 7-day average | report only (lb/d) | all year | 001 |
| pH | minimum | ≥ 6.6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 001 |
| Solids, total suspended | 30-day average | ≤ 500 lb/d | all year | 001 |
| Solids, total suspended | 7-day average | ≤ 750 lb/d | all year | 001 |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | 001 |
| Solids, total suspended | 7-day average | report only (mg/L) | all year | 001 |
| Solids, total suspended | 30-day average | report only (lb/d) | all year | 001 |
| Solids, total suspended | 7-day average | report only (lb/d) | all year | 001 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Boron, total [as B] | daily maximum | report only (ug/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | 30-day average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | 7-day average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Chlorine, total residual | instantaneous maximum | ≤ 11 ug/L | all year | 001 |
| E. coli | 30-day geometric mean | ≤ 126 CFU/100mL | all year | 001 |
| E. coli | 7-day geometric mean | ≤ 126 CFU/100mL | all year | 001 |
| E. coli | daily maximum | ≤ 410 CFU/100mL | all year | 001 |
| E. coli | 30-day geometric mean | ≤ 9.55 BCFU/d | all year | 001 |
| E. coli | daily maximum | report only (BCFU/d) | all year | 001 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 85 % | all year | 001 |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year | 001 |
| Whole Effluent Toxicity [WET] - P. promelas | minimum value | ≥ 75 % | all year | TX1 |
| Whole Effluent Toxicity [WET] - P. promelas | minimum value | ≥ 75 % | all year | TX1 |
| Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia | value | report only (pass=0;fail=1) | all year | TX1 |
| Pass/Fail Static Renewal 7Day Chronic Pimephales promelas | value | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | value | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | value | report only (pass=0;fail=1) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | value | report only (%) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | value | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | value | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | value | report only (%) | all year | TX1 |
| Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubia | value | report only (%) | all year | TX1 |
| Coef Of Var Static Renewal 7Day Chronic Pimephales promelas | value | report only (%) | all year | TX1 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubia | value | report only (%) | all year | TX1 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelas | value | report only (%) | all year | TX1 |
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubia | value | report only (%) | all year | TX1 |
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelas | value | report only (%) | all year | TX1 |
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/NM0029483 · MCP: https://passage-data.com/mcp