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Sewage treatment plant, major discharger, Alfred, New York. NPDES permit NY0022357 expired Jul 31, 2026; its limits still apply. Last 12 months: over a limit 9 times (last March 2026), 4 of 15 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| October 2025 | Nitrogen, ammonia total [as N], daily maximum | 1.6 mg/L | ≤ .87 mg/L | 84% |
| October 2025 | Phosphorus, total [as P], monthly average | .7 mg/L | ≤ .5 mg/L | 40% |
| November 2025 | Nitrogen, ammonia total [as N], daily maximum | 1.6 mg/L | ≤ 1.5 mg/L | 7% |
| January 2026 | Nitrogen, ammonia total [as N], daily maximum | 13 mg/L | ≤ 1.5 mg/L | 767% |
| January 2026 | Nitrogen, ammonia total [as N], daily maximum | 41 lb/d | ≤ 12 lb/d | 242% |
| January 2026 | Oxygen demand, ultimate, daily maximum | 76 mg/L | ≤ 68 mg/L | 12% |
| March 2026 | Nitrogen, ammonia total [as N], daily maximum | 21 lb/d | ≤ 12 lb/d | 75% |
| March 2026 | Nitrogen, ammonia total [as N], daily maximum | 3.29 mg/L | ≤ 1.5 mg/L | 119% |
| March 2026 | Phosphorus, total [as P], monthly average | .51 mg/L | ≤ .5 mg/L | 2% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year |
| Oxygen demand, ultimate | daily maximum | ≤ 25 mg/L | Jun–Oct |
| Oxygen demand, ultimate | daily maximum | ≤ 68 mg/L | Jan, Feb, Mar, Apr, May, Nov, Dec |
| Oxygen demand, ultimate | daily maximum | ≤ 200 lb/d | Jun–Oct |
| Oxygen demand, ultimate | daily maximum | ≤ 550 lb/d | Jan, Feb, Mar, Apr, May, Nov, Dec |
| Oxygen, dissolved [DO] | daily minimum | ≥ 7 mg/L | all year |
| pH | minimum | ≥ 6.5 SU | all year |
| pH | maximum | ≤ 8.5 SU | all year |
| pH | minimum | report only (SU) | all year |
| pH | maximum | report only (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 | ≤ 245 lb/d | all year |
| Solids, total suspended | 7-day average | ≤ 368 lb/d | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, settleable | daily maximum | ≤ .1 mL/L | all year |
| Solids, settleable | daily maximum | report only (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] | 12-month total | ≤ 35000 lb/yr | all year |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 1 mg/L | Jun–Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 2.9 mg/L | Jan, Feb, Mar, Apr, May, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ .87 mg/L | Jun–Oct |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 1.5 mg/L | Jan, Feb, Mar, Apr, May, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 12 lb/d | Jan, Feb, Mar, Apr, May, Nov, Dec |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 7.1 lb/d | Jun–Oct |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | 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, nitrite total [as N] | monthly average | report only (mg/L) | 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 | report only (mg/L) | all year |
| Phosphorus, total [as P] | monthly average | ≤ .5 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] | 12-month total | ≤ 1200 lb/yr | all year |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year |
| Copper, total [as Cu] | daily maximum | ≤ 28 ug/L | all year |
| Flow, in conduit or thru treatment plant | monthly average | ≤ .98 MGD | all year |
| Chlorine, total residual | daily maximum | ≤ .03 mg/L | May–Oct |
| Mercury, total [as Hg] | daily maximum | ≤ 50 ng/L | all year |
| Mercury, total [as Hg] | 12-month average | ≤ 20 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 | ≤ 204 lb/d | all year |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 327 lb/d | all year |
| BOD, carbonaceous [5 day, 20 C] | monthly average | report only (mg/L) | all year |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | 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/NY0022357 · MCP: https://passage-data.com/mcp