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Village of Red Hook

Sewage treatment plant, Red Hook, New York. NPDES permit NY0271420, in force until Nov 30, 2030. Last 12 months: over a limit 26 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 01A form M monthly (12 values), outfall 01B form M monthly (12 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
58 values over a limit, 2 required values missing, 1 of 24 reports late

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

All 26 values over a limit
Period endingOutfallParameterReportedLimitOver by
October 202501AColiform, fecal general, 7-day geometric mean1281 #/100mL≤ 400 #/100mL220%
October 202501ATemperature, water deg. fahrenheit, daily maximum74 deg F≤ 70 deg F6%
October 202501BBOD, 5-day, 20 deg. C, daily maximum17.5 mg/L≤ 5 mg/L250%
October 202501BColiform, fecal general, 30-day geometric mean> 446 #/100mL≤ 200 #/100mL—
October 202501BColiform, fecal general, 7-day geometric mean> 2419.6 #/100mL≤ 400 #/100mL—
October 202501BSolids, total suspended, daily maximum55.6 mg/L≤ 10 mg/L456%
October 202501BTemperature, water deg. fahrenheit, daily maximum74 deg F≤ 70 deg F6%
December 202501ANitrogen, ammonia total [as N], daily maximum7.3 mg/L≤ 1.81 mg/L303%
December 202501AOxygen demand, ultimate, daily maximum52.2 mg/L≤ 34 mg/L54%
December 202501BColiform, fecal general, 30-day geometric mean> 70 #/100mL≤ 200 #/100mL—
December 202501BColiform, fecal general, 7-day geometric mean> 2419.6 #/100mL≤ 400 #/100mL—
December 202501BSolids, total suspended, daily maximum16.6 mg/L≤ 10 mg/L66%
December 202501BTemperature, water deg. fahrenheit, daily maximum70.1 deg F≤ 70 deg F0%
January 202601ASolids, total suspended, daily maximum11.6 mg/L≤ 10 mg/L16%
February 202601BOxygen demand, ultimate, daily maximum78.6 mg/L≤ 34 mg/L131%
May 202601BTemperature, water deg. fahrenheit, daily maximum71.6 deg F≤ 70 deg F2%
June 202601ABOD, 5-day, 20 deg. C, daily maximum11.8 mg/L≤ 5 mg/L136%
June 202601ASolids, total suspended, daily maximum20 mg/L≤ 10 mg/L100%
June 202601ATemperature, water deg. fahrenheit, daily maximum73.9 deg F≤ 70 deg F6%
June 202601BTemperature, water deg. fahrenheit, daily maximum77.2 deg F≤ 70 deg F10%
July 202601ATemperature, water deg. fahrenheit, daily maximum80.2 deg F≤ 70 deg F15%
July 202601BTemperature, water deg. fahrenheit, daily maximum81.1 deg F≤ 70 deg F16%
August 202601ATemperature, water deg. fahrenheit, daily maximum79.8 deg F≤ 70 deg F14%
August 202601BTemperature, water deg. fahrenheit, daily maximum81.3 deg F≤ 70 deg F16%
September 202601ATemperature, water deg. fahrenheit, daily maximum78.4 deg F≤ 70 deg F12%
September 202601BTemperature, water deg. fahrenheit, daily maximum75.5 deg F≤ 70 deg F8%

Limits in force (28)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitdaily maximum≤ 70 deg Fall year01A
Oxygen demand, ultimatedaily maximum≤ 34 mg/LJan, Feb, Mar, Apr, May, Nov, Dec01A
Oxygen, dissolved [DO]daily minimum≥ 7 mg/Lall year01A
BOD, 5-day, 20 deg. Cdaily maximum≤ 5 mg/LJun–Oct01A
pHminimum≥ 6.5 SUall year01A
pHmaximum≤ 8.5 SUall year01A
Solids, total suspendeddaily maximum≤ 10 mg/Lall year01A
Solids, settleabledaily maximum≤ .1 mL/Lall year01A
Nitrogen, ammonia total [as N]daily maximum≤ .98 mg/LJun–Oct01A
Nitrogen, ammonia total [as N]daily maximum≤ 1.81 mg/LJan, Feb, Mar, Apr, May, Nov, Dec01A
Flow, in conduit or thru treatment plantmonthly average≤ .05 MGDall year01A
Chlorine, total residualdaily maximum≤ .03 mg/Lall year01A
Coliform, fecal general30-day geometric mean≤ 200 #/100mLall year01A
Coliform, fecal general7-day geometric mean≤ 400 #/100mLall year01A
Temperature, water deg. fahrenheitdaily maximum≤ 70 deg Fall year01B
Oxygen demand, ultimatedaily maximum≤ 34 mg/LJan, Feb, Mar, Apr, May, Nov, Dec01B
Oxygen, dissolved [DO]daily minimum≥ 7 mg/Lall year01B
BOD, 5-day, 20 deg. Cdaily maximum≤ 5 mg/LJun–Oct01B
pHminimum≥ 6.5 SUall year01B
pHmaximum≤ 8.5 SUall year01B
Solids, total suspendeddaily maximum≤ 10 mg/Lall year01B
Solids, settleabledaily maximum≤ .1 mL/Lall year01B
Nitrogen, ammonia total [as N]daily maximum≤ .98 mg/LJun–Oct01B
Nitrogen, ammonia total [as N]daily maximum≤ 1.81 mg/LJan, Feb, Mar, Apr, May, Nov, Dec01B
Flow, in conduit or thru treatment plantmonthly average≤ .025 MGDall year01B
Chlorine, total residualdaily maximum≤ .03 mg/Lall year01B
Coliform, fecal general30-day geometric mean≤ 200 #/100mLall year01B
Coliform, fecal general7-day geometric mean≤ 400 #/100mLall year01B

How strict are these limits?

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

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Your permit document is the final word. As JSON: /api/v1/permits/NY0271420 · MCP: https://passage-data.com/mcp