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Sewage treatment plant, New Town, North Dakota. NPDES permit ND0031143, in force until Sep 30, 2030. Last 12 months: no values over a limit, 26 required values missing, 2 of 4 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Flow rate | 30-day average | report only (MGD) | all year | 003 |
| Flow rate | 30-day average | report only (MGD) | all year | 003 |
| Flow rate | daily maximum | report only (MGD) | all year | 003 |
| Flow rate | daily maximum | report only (MGD) | all year | 003 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 30 mg/L | all year | 003 |
| BOD, 5-day, 20 deg. C | 30-day average | ≤ 30 mg/L | all year | 003 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 003 |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | 003 |
| pH | minimum | ≥ 6.5 SU | all year | 003 |
| pH | minimum | ≥ 6.5 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 003 |
| Solids, total suspended | 30-day average | ≤ 30 mg/L | all year | 003 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 003 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 003 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 003 |
| Oil & Grease | daily maximum | ≤ 10 mg/L | all year | 003 |
| Nitrogen, ammonia total [as N] | 30-day average | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | 30-day average | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, Kjeldahl, total [as N] | 30-day average | report only (mg/L) | all year | 003 |
| Nitrogen, Kjeldahl, total [as N] | 30-day average | report only (mg/L) | all year | 003 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrite + Nitrate total [as N] | 30-day average | report only (mg/L) | all year | 003 |
| Nitrite + Nitrate total [as N] | 30-day average | report only (mg/L) | all year | 003 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| E. coli | 30-day geometric mean | ≤ 126 #/100mL | all year | 003 |
| E. coli | 30-day geometric mean | ≤ 126 #/100mL | all year | 003 |
| E. coli | daily maximum | ≤ 410 #/100mL | all year | 003 |
| E. coli | daily maximum | ≤ 410 #/100mL | all year | 003 |
| Nitrogen, Total | 30-day average | report only (mL/L) | all year | 003 |
| Nitrogen, Total | 30-day average | report only (mL/L) | all year | 003 |
| Nitrogen, Total | daily maximum | report only (mL/L) | all year | 003 |
| Nitrogen, Total | daily maximum | report only (mL/L) | all year | 003 |
| Phosphorus, Total | 30-day average | report only (mg/L) | all year | 003 |
| Phosphorus, Total | 30-day average | report only (mg/L) | all year | 003 |
| Phosphorus, Total | daily maximum | report only (mg/L) | all year | 003 |
| Phosphorus, Total | daily maximum | report only (mg/L) | all year | 003 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 65 % | all year | 003 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 65 % | all year | 003 |
| Solids, suspended percent removal | monthly average minimum | ≥ 65 % | all year | 003 |
| Solids, suspended percent removal | monthly average minimum | ≥ 65 % | all year | 003 |
| Oil and grease visual | instantaneous maximum | report only (N=0;Y=1) | all year | 003 |
| Oil and grease visual | instantaneous maximum | report only (N=0;Y=1) | all year | 003 |
| BOD, 5-day, 20 deg. C | 30-day average | report only (mg/L) | all year | INF |
| BOD, 5-day, 20 deg. C | 30-day average | report only (mg/L) | all year | INF |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | INF |
| Solids, total suspended | 30-day average | report only (mg/L) | all year | INF |
Cited limits by parameter: North Dakota'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/ND0031143 · MCP: https://passage-data.com/mcp