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Erwin (T)

Sewage treatment plant, major discharger, Painted Post, New York. NPDES permit NY0023906 expired Aug 31, 2024; its limits still apply. Last 12 months: over a limit once (last May 2026), 4 of 28 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 002 form M monthly (31 values), outfall 002 form Q quarterly (2 values), outfall CB2 form M monthly (24 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 0 of 28 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
May 2026Coliform, fecal general, 7-day geometric mean2420 #/100mL≤ 400 #/100mL505%

Limits in force (59)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradedaily maximumreport only (deg C)all year002
Temperature, water deg. centigradedaily maximumreport only (deg C)all year002
Oxygen demand, ultimatedaily maximumreport only (mg/L)all year002
Oxygen demand, ultimatedaily maximumreport only (lb/d)all year002
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
pHminimumreport only (SU)all year002
pHmaximumreport only (SU)all year002
Solids, total suspendedmonthly average≤ 30 mg/Lall year002
Solids, total suspended7-day average≤ 45 mg/Lall year002
Solids, total suspendedmonthly average≤ 440 lb/dall year002
Solids, total suspended7-day average≤ 660 lb/dall year002
Solids, total suspendedmonthly averagereport only (mg/L)all year002
Solids, total suspended7-day averagereport only (mg/L)all year002
Solids, settleabledaily maximum≤ .3 mL/Lall year002
Solids, settleabledaily maximumreport only (mL/L)all year002
Nitrogen, ammonia total [as N]monthly average≤ 5.6 mg/LJun–Oct002
Nitrogen, ammonia total [as N]monthly average≤ 8.5 mg/LJan, Feb, Mar, Apr, May, Nov, Dec002
Nitrogen, ammonia total [as N]monthly average≤ 82 lb/dJun–Oct002
Nitrogen, ammonia total [as N]monthly average≤ 120 lb/dJan, Feb, Mar, Apr, May, Nov, Dec002
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year002
Flow, in conduit or thru treatment plantmonthly average≤ 1.75 MGDall year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Mercury, total [as Hg]daily maximum≤ 50 ng/Lall year002
Mercury, total [as Hg]daily maximumreport only (g/d)all year002
Coliform, fecal general30-day geometric mean≤ 200 #/100mLMay–Oct002
Coliform, fecal general7-day geometric mean≤ 400 #/100mLMay–Oct002
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year002
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/Lall year002
BOD, carbonaceous [5 day, 20 C]monthly average≤ 370 lb/dall year002
BOD, carbonaceous [5 day, 20 C]7-day average≤ 580 lb/dall year002
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year002
BOD, carbonaceous [5 day, 20 C]7-day averagereport only (mg/L)all year002
Solids, suspended percent removalmonthly average minimum≥ 85 %all year002
Carbonaceous oxygen demand, % removalmonthly average minimum≥ 85 %all year002
Nitrogen, total [as N]monthly averagereport only (mg/L)all yearCB2
Nitrogen, total [as N]monthly averagereport only (lb/d)all yearCB2
Nitrogen, total [as N]monthly averagereport only (mg/L)all yearCB2
Nitrogen, total [as N]monthly averagereport only (lb/d)all yearCB2
Nitrogen, total [as N]12-month total≤ 47000 lb/yrall yearCB2
Nitrogen, total [as N]monthly totalreport only (lb/mo)all yearCB2
Nitrogen, nitrite total [as N]monthly averagereport only (mg/L)all yearCB2
Nitrogen, nitrite total [as N]monthly averagereport only (lb/d)all yearCB2
Nitrogen, nitrite total [as N]monthly averagereport only (mg/L)all yearCB2
Nitrogen, nitrite total [as N]monthly averagereport only (lb/d)all yearCB2
Nitrogen, nitrate total [as N]monthly averagereport only (mg/L)all yearCB2
Nitrogen, nitrate total [as N]monthly averagereport only (lb/d)all yearCB2
Nitrogen, nitrate total [as N]monthly averagereport only (mg/L)all yearCB2
Nitrogen, nitrate total [as N]monthly averagereport only (lb/d)all yearCB2
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all yearCB2
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (lb/d)all yearCB2
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all yearCB2
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (lb/d)all yearCB2
Phosphorus, total [as P]monthly average≤ 1 mg/Lall yearCB2
Phosphorus, total [as P]monthly averagereport only (lb/d)all yearCB2
Phosphorus, total [as P]monthly averagereport only (mg/L)all yearCB2
Phosphorus, total [as P]monthly averagereport only (lb/d)all yearCB2
Phosphorus, total [as P]12-month total≤ 4821 lb/yrall yearCB2
Phosphorus, total [as P]monthly totalreport only (lb/mo)all yearCB2

How strict are these limits?

Cited limits by parameter: New York's rules and the federal ones.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NY0023906 · MCP: https://passage-data.com/mcp