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Sewage treatment plant, major discharger, Oneonta, New York. NPDES permit NY0031151, in force until Jul 31, 2028. Last 12 months: over a limit 14 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Coliform, fecal general, 30-day geometric mean | > 0 #/100mL | ≤ 200 #/100mL | — |
| October 2025 | Coliform, fecal general, 7-day geometric mean | > 2 #/100mL | ≤ 400 #/100mL | — |
| October 2025 | Solids, settleable, daily maximum | 1.4 mL/L | ≤ .3 mL/L | 367% |
| October 2025 | pH, daily minimum | 5.3 SU | ≥ 6 SU | — |
| December 2025 | Carbonaceous oxygen demand, % removal, monthly average minimum | 76.5 % | ≥ 85 % | 57% |
| December 2025 | Solids, suspended percent removal, monthly average minimum | 39.1 % | ≥ 77 % | 165% |
| December 2025 | pH, daily minimum | 5.9 SU | ≥ 6 SU | — |
| February 2026 | Solids, settleable, daily maximum | .6 mL/L | ≤ .3 mL/L | 100% |
| February 2026 | Solids, suspended percent removal, monthly average minimum | 73.3 % | ≥ 77 % | 16% |
| April 2026 | Solids, suspended percent removal, monthly average minimum | 73.7 % | ≥ 77 % | 14% |
| June 2026 | pH, daily minimum | 5.3 SU | ≥ 6 SU | — |
| August 2026 | Coliform, fecal general, 30-day geometric mean | > 1 #/100mL | ≤ 200 #/100mL | — |
| August 2026 | Coliform, fecal general, 7-day geometric mean | > 1 #/100mL | ≤ 400 #/100mL | — |
| August 2026 | Phosphorus, total [as P], monthly average | 1.11 mg/L | ≤ 1 mg/L | 11% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year |
| Oxygen demand, ultimate | daily maximum | ≤ 82 mg/L | Jun–Oct |
| Oxygen, dissolved [DO] | daily minimum | ≥ 4 mg/L | Jun–Oct |
| Oxygen, dissolved [DO] | daily minimum | ≥ 2 mg/L | Jan, Feb, Mar, Apr, May, Nov, Dec |
| pH | daily minimum | ≥ 6 SU | all year |
| pH | daily maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | 7-day average | ≤ 45 mg/L | all year |
| Solids, total suspended | monthly average | ≤ 1000 lb/d | all year |
| Solids, total suspended | 7-day average | ≤ 1500 lb/d | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | monthly average | report only (lb/d) | all year |
| Solids, settleable | daily maximum | ≤ .3 mL/L | all year |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year |
| Nitrogen, total [as N] | monthly total | report only (lb/mo) | all year |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year |
| Nitrogen, total [as N] | 12-month total | ≤ 134000 lb/yr | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 9 mg/L | Jun–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 16 mg/L | Jan, Feb, Mar, Apr, May, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, nitrite total [as N] | monthly average | ≤ 1 mg/L | all year |
| Nitrogen, nitrite total [as N] | monthly average | report only (lb/d) | all year |
| Nitrogen, nitrite total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, nitrite total [as N] | monthly average | report only (lb/d) | all year |
| Nitrogen, nitrate total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, nitrate total [as N] | monthly average | report only (lb/d) | all year |
| Nitrogen, nitrate total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, nitrate total [as N] | monthly average | report only (lb/d) | all year |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (lb/d) | all year |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, Kjeldahl, total [as N] | monthly average | report only (lb/d) | all year |
| Phosphorus, total [as P] | monthly average | ≤ 1 mg/L | all year |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year |
| Phosphorus, total [as P] | monthly total | report only (lb/mo) | all year |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year |
| Phosphorus, total [as P] | 12-month total | ≤ 6080 lb/yr | all year |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year |
| Copper, total [as Cu] | daily maximum | ≤ 61 ug/L | all year |
| Copper, total [as Cu] | monthly average | report only (lb/d) | all year |
| Copper, total [as Cu] | daily maximum | ≤ 2 lb/d | all year |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | all year |
| Copper, total [as Cu] | monthly average | report only (lb/d) | all year |
| Copper, total [as Cu] | daily maximum | report only (lb/d) | all year |
| Lead, total [as Pb] | monthly average | report only (ug/L) | all year |
| Lead, total [as Pb] | daily maximum | ≤ 35 ug/L | all year |
| Lead, total [as Pb] | monthly average | report only (lb/d) | all year |
| Lead, total [as Pb] | daily maximum | ≤ 1.2 lb/d | all year |
| Lead, total [as Pb] | monthly average | report only (ug/L) | all year |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | all year |
| Lead, total [as Pb] | monthly average | report only (lb/d) | all year |
| Lead, total [as Pb] | daily maximum | report only (lb/d) | all year |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year |
| Zinc, total [as Zn] | daily maximum | ≤ 540 ug/L | all year |
| Zinc, total [as Zn] | monthly average | report only (lb/d) | all year |
| Zinc, total [as Zn] | daily maximum | ≤ 18 lb/d | all year |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | all year |
| Zinc, total [as Zn] | monthly average | report only (lb/d) | all year |
| Zinc, total [as Zn] | daily maximum | report only (lb/d) | all year |
| Flow, in conduit or thru treatment plant | monthly average | ≤ 4 MGD | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Chlorine, total residual | daily maximum | ≤ 49 ug/L | May–Oct |
| Toxicity [acute], Ceriodaphnia dubia | maximum | ≤ 2.7 tox acute (alert, not enforceable) | all year |
| Toxicity [chronic], Ceriodaphnia dubia | maximum | ≤ 11 tox chronic (alert, not enforceable) | all year |
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | maximum | ≤ 2.7 tox acute (alert, not enforceable) | all year |
| Toxicity [chronic], Pimephales promelas [Fathead Minnow] | maximum | ≤ 11 tox chronic (alert, not enforceable) | all year |
| Mercury, total [as Hg] | rolling average | ≤ 38 ng/L | all year |
| Mercury, total [as Hg] | daily maximum | ≤ 50 ng/L | all year |
| Mercury, total [as Hg] | daily maximum | report only (ng/L) | all year |
| Coliform, fecal general | 30-day geometric mean | ≤ 200 #/100mL | May–Oct |
| Coliform, fecal general | 7-day geometric mean | ≤ 400 #/100mL | May–Oct |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 25 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 40 mg/L | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 830 lb/d | all year |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 1300 lb/d | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (mg/L) | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (lb/d) | all year |
| Solids, suspended percent removal | monthly average minimum | ≥ 77 % | all year |
| Carbonaceous oxygen demand, % removal | monthly average minimum | ≥ 85 % | all year |
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/NY0031151 · MCP: https://passage-data.com/mcp