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Sewage treatment plant, Richfield Springs, New York. NPDES permit NY0031411, in force until Sep 30, 2029. Last 12 months: no values over a limit, 6 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | daily maximum | ≤ 70 deg F (alert, not enforceable) | all year | 001 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 7 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 10 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 5 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (lb/d) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (lb/d) | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 25 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (lb/d) | all year | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 75 lb/d | all year | 001 |
| Solids, total suspended | 7-day average | ≤ 110 lb/d | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | report only (lb/d) | all year | 001 |
| Solids, settleable | daily maximum | ≤ .1 mL/L | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, total [as N] | monthly total | report only (lb/mo) | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, total [as N] | 12-month total | ≤ 24000 lb/yr | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .9 mg/L | Jun–Oct | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 1.9 mg/L | Jan, Feb, Mar, Apr, May, Nov, Dec | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2.2 mg/L | Jun–Oct | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 7 mg/L | Jan, Feb, Mar, Apr, May, Nov, Dec | 001 |
| Nitrogen, nitrite total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, nitrite total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, nitrite total [as N] | daily maximum | ≤ .031 mg/L | all year | 001 |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, nitrite total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, nitrite total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, nitrite total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, nitrite total [as N] | daily maximum | ≤ .031 mg/L | all year | 001 |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, nitrite total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, nitrate total [as N] | monthly average | ≤ 17 mg/L | all year | 001 |
| Nitrogen, nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, nitrate total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, nitrate total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (lb/d) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | ≤ 17 mg/L | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrite + Nitrate total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ .5 mg/L | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | 001 |
| Phosphorus, total [as P] | monthly total | report only (lb/mo) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | 001 |
| Phosphorus, total [as P] | 12-month total | ≤ 913 lb/yr | all year | 001 |
| Sulfite [as S] | daily maximum | report only (mg/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .6 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| Chlorine, total residual | daily maximum | ≤ .03 mg/L | all year | 001 |
| Chlorine, total residual | daily maximum | ≤ .1 mg/L | all year | 001 |
| Solids, total dissolved [TDS] | daily maximum | report only (mg/L) | all year | 001 |
| Mercury, total [as Hg] | rolling average | ≤ 12 ng/L | all year | 001 |
| Mercury, total [as Hg] | daily maximum | ≤ 50 ng/L | all year | 001 |
| Mercury, total [as Hg] | rolling average | report only (ng/L) | all year | 001 |
| Mercury, total [as Hg] | daily maximum | report only (ng/L) | all year | 001 |
| Coliform, fecal general | 30-day geometric mean | ≤ 200 #/100mL | all year | 001 |
| Coliform, fecal general | 7-day geometric mean | ≤ 400 #/100mL | 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 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | ORF |
| BOD, 5-day, 20 deg. C | 7-day average | ≤ 45 mg/L | all year | ORF |
| BOD, 5-day, 20 deg. C | 7-day average | report only (mg/L) | all year | ORF |
| pH | minimum | ≥ 6 SU | all year | ORF |
| pH | maximum | ≤ 9 SU | all year | ORF |
| Solids, total suspended | monthly average | report only (mg/L) | all year | ORF |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year | ORF |
| Solids, total suspended | 7-day average | report only (mg/L) | all year | ORF |
| Solids, settleable | daily maximum | ≤ .3 mL/L | all year | ORF |
| Flow, in conduit or thru treatment plant | 7-day average | report only (MGD) | all year | ORF |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | ORF |
| Chlorine, total residual | daily maximum | ≤ 2 mg/L | all year | ORF |
| Coliform, fecal general | 7-day geometric mean | ≤ 400 #/100mL | all year | ORF |
| Coliform, fecal general | daily maximum | report only (#/100mL) | all year | ORF |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 85 % | all year | ORF |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year | ORF |
Cited limits by parameter: New York'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/NY0031411 · MCP: https://passage-data.com/mcp