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Duanesburg (T)

Sewage treatment plant, Duanesburg, New York. NPDES permit NY0261271 expired Feb 28, 2026; its limits still apply. Last 12 months: over a limit once (last March 2026), 11 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form M monthly (27 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 12 of 12 reports late

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

Period endingParameterReportedLimitOver by
March 2026Flow rate, daily maximum.108 MGD≤ .1 MGD8%

Limits in force (29)

ParameterStatisticLimitMonths
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
Temperature, water deg. centigradedaily maximumreport only (deg C)all year
Flow ratedaily maximum≤ .1 MGDall year
Oxygen, dissolved [DO]daily minimum≥ 7 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 5 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 4.17 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (lb/d)all year
pHminimum≥ 6.5 SUall year
pHmaximum≤ 8.5 SUall year
pHminimumreport only (SU)all year
pHmaximumreport only (SU)all year
Solids, total suspendeddaily maximum≤ 10 mg/Lall year
Solids, total suspendeddaily maximum≤ 8.34 lb/dall year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Solids, total suspendeddaily maximumreport only (lb/d)all year
Solids, settleabledaily maximum≤ .1 mL/Lall year
Solids, settleabledaily maximumreport only (mL/L)all year
Nitrogen, ammonia total [as N]daily maximum≤ 2.2 mg/LJan, Feb, Mar, Apr, May, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 1.5 mg/LJun–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 1.84 lb/dJan, Feb, Mar, Apr, May, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 1.25 lb/dJun–Oct
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]daily maximumreport only (lb/d)all year
Phosphorus, total [as P]monthly average≤ .5 mg/Lall year
Chlorine, total residualdaily maximum≤ .03 mg/Lall year
Chlorine, total residualdaily maximum≤ .03 lb/dall year
Coliform, fecal general30-day geometric mean≤ 200 #/100mLall year
Coliform, fecal general7-day geometric mean≤ 400 #/100mLall 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/NY0261271 · MCP: https://passage-data.com/mcp