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Mahopac CTL School District

Services, Mahopac, New York. NPDES permit NY0029394, in force until Feb 28, 2030. Last 12 months: no values over a limit, 2 of 15 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form M monthly (9 values), form Q quarterly
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 16 reports late

Limits in force (17)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year
Turbidityinstantaneous maximum≤ 5 NTUall year
Oxygen, dissolved [DO]daily minimum≥ 7 mg/Lall year
pHminimum≥ 6.5 SUall year
pHmaximum≤ 8.5 SUall year
Solids, total suspendeddaily maximum≤ 10 mg/Lall year
Solids, settleabledaily maximum≤ .1 mL/Lall year
Phosphorus, total [as P]30-day average≤ 1 mg/Lall year
Nitrogen, ammonia, total [as NH3]daily maximum≤ 1.5 mg/LJun–Oct
Nitrogen, ammonia, total [as NH3]daily maximum≤ 2.2 mg/LJan, Feb, Mar, Apr, May, Nov, Dec
Flow, in conduit or thru treatment plant30-day arithmetic mean≤ .02 MGDall year
Chlorine, total residualdaily maximum≤ .1 mg/Lall year
Chlorine, total residualminimum≥ .2 mg/Lall year
Turbidity, time above limitmaximum≤ 2160 minall year
Coliform, fecal general30-day geometric mean≤ 200 #/100mLall year
Coliform, fecal general7-day geometric mean≤ 400 #/100mLall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 5 mg/Lall year

How strict are these limits?

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

Same industry: the 180 Miscellaneous Services permits in New York.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NY0029394 · MCP: https://passage-data.com/mcp