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Salamanca Board of Public Utilites

Sewage treatment plant, major discharger, Salamanca, New York. NPDES permit NY0020508 expired Nov 30, 2024; its limits still apply. Last 12 months: over a limit 9 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (25 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
6 values over a limit, 0 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
December 2025BOD, 5-day, percent removal, monthly average minimum77.1 %≥ 85 %53%
December 2025Solids, settleable, daily maximum.4 mL/L≤ .3 mL/L33%
March 2026BOD, 5-day, percent removal, monthly average minimum77.3 %≥ 85 %51%
March 2026Flow, in conduit or thru treatment plant, monthly average2.16 MGD≤ 2 MGD8%
March 2026Solids, total suspended, weekly average1130.6 lb/d≤ 750 lb/d51%
April 2026BOD, 5-day, percent removal, monthly average minimum73.4 %≥ 85 %77%
April 2026Flow, in conduit or thru treatment plant, monthly average2.1 MGD≤ 2 MGD5%
May 2026BOD, 5-day, percent removal, monthly average minimum79.6 %≥ 85 %36%
July 2026Solids, settleable, daily maximum.8 mL/L≤ .3 mL/L167%

Limits in force (25)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 500 lb/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 750 lb/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (mg/L)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 500 lb/dall year
Solids, total suspendedweekly average≤ 750 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedweekly averagereport only (mg/L)all year
Solids, settleabledaily maximum≤ .3 mL/Lall year
Coliform, fecal - % samples exceeding limitdaily maximum≤ 20 %all year
Flow, in conduit or thru treatment plantmonthly average≤ 2 MGDall year
Chlorine, total residualdaily maximum≤ 1 mg/Lall year
Coliform, total - % samples exceeding limitdaily maximum≤ 20 %all year
Coliform, fecal generalgeometric mean≤ 200 #/100mLall year
Coliform, fecal general20% of samples≤ 400 #/100mLall year
Coliform, total generalgeometric mean≤ 2400 #/100mLall year
Coliform, total generaldaily maximum≤ 5000 #/100mLall year
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year

How strict are these limits?

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/NY0020508 · MCP: https://passage-data.com/mcp