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Hudson (C)

Sewage treatment plant, major discharger, Hudson, New York. NPDES permit NY0022039, in force until Jul 31, 2031. Last 12 months: over a limit 2 times (last July 2026), 2 of 15 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form X monthly (27 values), outfall 002A form M monthly (7 values), outfall 001 form Q quarterly
Last report on file
August 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 4 of 16 reports late

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

Period endingParameterReportedLimitOver by
March 2026Flow, in conduit or thru treatment plant, 30-day arithmetic mean3.6 MGD≤ 2.8 MGD29%
July 2026Flow, in conduit or thru treatment plant, 30-day arithmetic mean3.2 MGD≤ 2.8 MGD14%

Limits in force (39)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. C7-day average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 1000 lb/dall year001
BOD, 5-day, 20 deg. C7-day average≤ 1500 lb/dall year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year001
pHdaily minimum≥ 6.5 SUall year001
pHdaily maximum≤ 8.5 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspended7-day average≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 1000 lb/dall year001
Solids, total suspended7-day average≤ 1500 lb/dall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendedmonthly averagereport only (lb/d)all year001
Solids, settleabledaily maximum≤ .3 mL/Lall year001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year001
Chloroformdaily maximum≤ 150 ug/L (alert, not enforceable)all year001
Flow, in conduit or thru treatment plantrolling average≤ 4 MGDall year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Chlorine, total residualdaily maximum≤ .1 mg/Lall year001
Chlorine, total residualdaily maximum≤ 2 mg/Lall year001
Mercury, total [as Hg]daily maximum≤ 25 ng/Lall year001
Mercury, total [as Hg]daily maximumreport only (ng/L)all 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
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year002A
Solids, total suspendeddaily maximumreport only (mg/L)all year002A
Solids, settleabledaily maximumreport only (mL/L)all year002A
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year002A
Chlorine, total residualdaily maximum≤ 2 mg/Lall year002A
Chlorine, total residualdaily maximumreport only (mg/L)all year002A
Flow, totalmonthly totalreport only (Mgal)all year002A
Coliform, fecal general7-day geometric mean≤ 400 #/100mLall year002A
Coliform, fecal general7-day geometric meanreport only (#/100mL)all year002A

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/NY0022039 · MCP: https://passage-data.com/mcp