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Dutchess Co Water & WW Authority

Sewage treatment plant, Pleasant Valley, New York. NPDES permit NY0077593, in force until Nov 30, 2026. Last 12 months: over a limit 2 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (18 values)
Renewal application due
Jun 3, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
1 value over a limit, 10 required values missing, 1 of 12 reports late

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

Period endingParameterReportedLimitOver by
March 2026Flow rate, monthly average45000 gal/d≤ 38000 gal/d18%
July 2026Solids, settleable, daily maximum≤ 2 mL/L≤ .1 mL/L1900%

Limits in force (23)

ParameterStatisticLimitMonths
Flow ratemonthly average≤ 38000 gal/dall year
pHminimum≥ 6.5 SUall year
pHmaximum≤ 8.5 SUall year
Solids, total suspendeddaily maximum≤ 10 mg/Lall year
Solids, total suspendeddaily maximum≤ 180 mg/Lall year
Solids, total suspendeddaily maximum≤ 3.2 lb/dall year
Solids, total suspendeddaily maximum≤ 23 lb/dall year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Solids, total suspendeddaily maximumreport only (lb/d)all year
Solids, settleabledaily maximum≤ .1 mL/Lall year
Nitrogen, ammonia, total [as NH3]monthly average≤ .93 mg/LJun–Oct
Nitrogen, ammonia, total [as NH3]monthly average≤ 1.3 mg/LJan, Feb, Mar, Apr, May, Nov, Dec
Chlorine, total residualdaily maximum≤ 2 mg/LMay–Oct
Coliform, fecal general30-day geometric mean≤ 200 #/100mLMay–Oct
Coliform, fecal general7-day geometric mean≤ 400 #/100mLMay–Oct
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 5 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 21 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 1.6 lb/dall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 5 lb/dall year
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (lb/d)all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year
Carbonaceous oxygen demand, % 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/NY0077593 · MCP: https://passage-data.com/mcp