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Independent Sewage Works, Inc

Construction Sand And Gravel, Brewster, New York. NPDES permit NY0208442, in force until Sep 30, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form M monthly (24 values), outfall 002 form M monthly (3 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 24 reports late

Limits in force (27)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year001
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year001
Flow rate30-day arithmetic mean≤ 12000 gal/dall year001
Turbidityinstantaneous maximum≤ 5 NTUall year001
Oxygen, dissolved [DO]daily minimum≥ 7 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 5 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year001
pHminimum≥ 6.5 SUall year001
pHmaximum≤ 8.5 SUall year001
pHminimumreport only (SU)all year001
pHmaximumreport only (SU)all year001
Solids, total suspendeddaily maximum≤ 10 mg/Lall year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Solids, settleabledaily maximum≤ .1 mL/Lall year001
Solids, settleabledaily maximumreport only (mL/L)all year001
Phosphorus, total [as P]30-day arithmetic mean≤ .1 mg/Lall year001
Nitrogen, ammonia, total [as NH3]daily maximum≤ 1.67 mg/Lall year001
Chlorine, total residualdaily maximum≤ .1 mg/Lall year001
Chlorine, total residualminimum≥ .2 mg/Lall year001
Turbidity, time above limitmaximum≤ 2160 minall year001
Coliform, fecal general30-day geometric mean≤ 200 #/100mLall year001
Coliform, fecal general7-day geometric mean≤ 400 #/100mLall year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Flow rate30-day arithmetic meanreport only (gal/d)all year002
Phosphorus, total [as P]30-day arithmetic meanreport only (mg/L)all year002
Phosphorus, total [as P]daily maximumreport only (mg/L)all year002

How strict are these limits?

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

Same industry: the 21 Mining and Quarrying of Nonmetallic Minerals 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/NY0208442 · MCP: https://passage-data.com/mcp