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Plattsburgh (T)

Sewage treatment plant, Cadyville, New York. NPDES permit NY0255751, in force until Mar 31, 2029. Last 12 months: over a limit 3 times (last March 2026), 1 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form M monthly (33 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimit
March 2026Solids, settleable, daily maximum> .1 mL/L≤ .3 mL/L
March 2026pH, maximum> 7.3 SU≤ 8.5 SU
March 2026pH, minimum< 6.22 SU≥ 6.5 SU

Limits in force (33)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year
Flow ratemonthly average≤ 6000 gal/dall year
Oxygen, dissolved [DO]daily minimum≥ 5 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. C7-day average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 1.5 lb/dall year
BOD, 5-day, 20 deg. C7-day average≤ 2.3 lb/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. C7-day averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year
BOD, 5-day, 20 deg. C7-day averagereport 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 suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspended7-day average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 1.5 lb/dall year
Solids, total suspended7-day average≤ 2.3 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspended7-day averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (lb/d)all year
Solids, total suspended7-day averagereport only (lb/d)all year
Solids, settleabledaily maximum≤ .3 mL/Lall year
Solids, settleabledaily maximumreport only (mL/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Phosphorus, total [as P]rolling average≤ .25 lb/dall year
Coliform, fecal general30-day geometric mean≤ 200 #/100mLall year
Coliform, fecal general7-day geometric mean≤ 400 #/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.

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/NY0255751 · MCP: https://passage-data.com/mcp