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Sewage treatment plant, major discharger, East Rockaway, New York. NPDES permit NY0026450 expired Jan 31, 2026; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year |
| pH | minimum | ≥ 6 SU | all year |
| pH | 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 | ≤ 18000 lb/d | all year |
| Solids, total suspended | 7-day average | ≤ 26000 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 (mg/L) | all year |
| Nitrogen, total [as N] | rolling average | report only (mg/L) | all year |
| Nitrogen, total [as N] | rolling average | report only (mg/L) | all year |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year |
| Nitrogen, total [as N] | rolling average | ≤ 11584 lb/d | all year |
| Nitrogen, total [as N] | rolling average | ≤ 8199 lb/d | all year |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, total [as N] | rolling average | report only (mg/L) | all year |
| Nitrogen, total [as N] | monthly average | report only (lb/d) | all year |
| Nitrogen, total [as N] | rolling average | report only (lb/d) | all year |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 11 mg/L | Jun–Oct |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 25 mg/L | Jan, Feb, Mar, Apr, May, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | report only (lb/d) | Jun–Oct |
| Nitrogen, ammonia total [as N] | monthly average | report only (lb/d) | Jan, Feb, Mar, Apr, May, Nov, Dec |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, ammonia 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] | rolling 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] | rolling 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] | rolling 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] | rolling 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] | rolling 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] | rolling 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] | rolling 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] | rolling 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] | rolling 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] | rolling 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] | rolling 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] | rolling 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 | report only (lb/d) | all year |
| Cadmium, total [as Cd] | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Cadmium, total [as Cd] | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Cadmium, total [as Cd] | daily maximum | ≤ 1.5 lb/d (alert, not enforceable) | all year |
| Cadmium, total [as Cd] | daily maximum | ≤ 1.5 lb/d (alert, not enforceable) | all year |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Chromium, total [as Cr] | daily maximum | ≤ 5.2 lb/d (alert, not enforceable) | all year |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year |
| Copper, total [as Cu] | daily maximum | ≤ 24 lb/d | all year |
| Lead, total [as Pb] | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Lead, total [as Pb] | daily maximum | ≤ 4.2 lb/d (alert, not enforceable) | all year |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Nickel, total [as Ni] | daily maximum | ≤ 9.3 lb/d (alert, not enforceable) | all year |
| Silver, total [as Ag] | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Silver, total [as Ag] | daily maximum | ≤ .9 lb/d (alert, not enforceable) | all year |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Zinc, total [as Zn] | daily maximum | ≤ 87 lb/d (alert, not enforceable) | all year |
| Phenolics, total recoverable | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Phenolics, total recoverable | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Phenolics, total recoverable | daily maximum | ≤ 91 lb/d (alert, not enforceable) | all year |
| Phenolics, total recoverable | daily maximum | ≤ 91 lb/d (alert, not enforceable) | all year |
| Toluene | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Toluene | daily maximum | ≤ 1.1 lb/d (alert, not enforceable) | all year |
| Benzene | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Benzene | daily maximum | ≤ .6 lb/d (alert, not enforceable) | all year |
| Benzo[k]fluoranthene | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Benzo[k]fluoranthene | daily maximum | ≤ .6 lb/d (alert, not enforceable) | all year |
| Diethyl phthalate | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Diethyl phthalate | daily maximum | ≤ 2.4 lb/d (alert, not enforceable) | all year |
| .alpha.-Endosulfan | daily maximum | report only (ug/L) | all year |
| Methyl chloride [Chloromethane] | daily maximum | report only (ug/L) | all year |
| Methylene chloride | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Methylene chloride | daily maximum | ≤ 5.9 lb/d (alert, not enforceable) | all year |
| Tetrachloroethylene | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Tetrachloroethylene | daily maximum | ≤ 3.8 lb/d (alert, not enforceable) | all year |
| 1,1-Dichloroethylene | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| 1,1-Dichloroethylene | daily maximum | ≤ .8 lb/d (alert, not enforceable) | all year |
| 1,1,1-Trichloroethane | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| 1,1,1-Trichloroethane | daily maximum | ≤ 1.4 lb/d (alert, not enforceable) | all year |
| Benzo[a]anthracene | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Benzo[a]anthracene | daily maximum | ≤ .6 lb/d (alert, not enforceable) | all year |
| Pentachlorophenol | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Pentachlorophenol | daily maximum | ≤ 1 lb/d (alert, not enforceable) | all year |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | ≤ 11 lb/d (alert, not enforceable) | all year |
| Di-n-butyl phthalate | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Di-n-butyl phthalate | daily maximum | ≤ 11 lb/d (alert, not enforceable) | all year |
| Trichloroethylene | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Trichloroethylene | daily maximum | ≤ 1.7 lb/d (alert, not enforceable) | all year |
| Flow, in conduit or thru treatment plant | monthly average | ≤ 70 MGD | all year |
| Chlorine, total residual | daily maximum | ≤ .5 mg/L | all year |
| Enterococci | 30-day geometric mean | report only (#/100mL) | all year |
| Phosphorous, in total orthophosphate | daily maximum | report only (mg/L) | all year |
| Phosphorous, in total orthophosphate | daily maximum | report only (lb/d) | all year |
| Mercury, total [as Hg] | rolling average | ≤ 16 ng/L | all year |
| Mercury, total [as Hg] | daily maximum | ≤ 50 ng/L | all year |
| Mercury, total [as Hg] | daily maximum | ≤ 50 ng/L | all year |
| Coliform, fecal general | 30-day geometric mean | ≤ 200 #/100L | all year |
| Coliform, fecal general | 7-day geometric mean | ≤ 400 #/100L | all year |
| Coliform, total general | monthly median | ≤ 700 #/100mL | all year |
| 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 | ≤ 15000 lb/d | all year |
| BOD, carbonaceous [5 day, 20 C] | 7-day average | ≤ 23000 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 | ≥ 85 % | all year |
| Carbonaceous oxygen demand, % removal | monthly average minimum | ≥ 85 % | all year |
| Tetrachloroethane, total | daily maximum | report only (ug/L) (alert, not enforceable) | all year |
| Tetrachloroethane, total | daily maximum | ≤ 2.2 lb/d (alert, not enforceable) | all year |
| 48Hr Acute Mysidopsis Bahia | daily maximum | ≤ 2.4 tox acute | all year |
| TU 48Hr Acute Cyprinodon variegatus | daily maximum | ≤ 2.4 tox acute | all year |
| TU Static Renewal Chronic Cyprinodeon variegatus | daily maximum | ≤ 10 tox chronic | all year |
| TU Static Renewal 7-Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | daily maximum | ≤ 10 tox chronic | 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/NY0026450 · MCP: https://passage-data.com/mcp