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Wayne County Water & Sewer Authority

Sewage treatment plant, major discharger, Palmyra, Town Of, New York. NPDES permit NY0272141, in force until Jun 30, 2027. Last 12 months: over a limit 4 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form M monthly (29 values), outfall 002 form S twice a year
Renewal application due
Jan 1, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 2 of 12 reports late

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

Period endingParameterReportedLimitOver by
October 2025Phosphorus, total [as P], monthly average.92 mg/L≤ .5 mg/L84%
November 2025Phosphorus, total [as P], monthly average1.23 mg/L≤ .5 mg/L146%
March 2026Phosphorus, total [as P], monthly average.836 mg/L≤ .5 mg/L67%
July 2026Coliform, fecal general, 7-day geometric mean2420 #/100mL≤ 400 #/100mL505%

Limits in force (37)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
Oxygen, dissolved [DO]daily minimum≥ 4 mg/LJan, Feb, Mar, Apr, May, Nov, Dec001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspended7-day average≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 750 lb/dall year001
Solids, total suspended7-day average≤ 1100 lb/dall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspended7-day averagereport only (mg/L)all year001
Solids, settleabledaily maximum≤ .1 mL/Lall year001
Nitrogen, ammonia total [as N]monthly average≤ 3 mg/LJun–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 75 lb/dJun–Oct001
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/LJan, Feb, Mar, Apr, May, Nov, Dec001
Nitrogen, ammonia total [as N]monthly average≤ 130 lb/dJan, Feb, Mar, Apr, May, Nov, Dec001
Phosphorus, total [as P]monthly average≤ .5 mg/Lall 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
Flow, in conduit or thru treatment plantmonthly average≤ 3 MGDall year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Mercury, total [as Hg]daily maximum≤ 50 ng/Lall year001
Mercury, total [as Hg]daily maximumreport only (ng/L)all year001
Coliform, fecal general30-day geometric mean≤ 200 #/100mLMay–Oct001
Coliform, fecal general7-day geometric mean≤ 400 #/100mLMay–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/LJun–Oct001
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/LJun–Oct001
BOD, carbonaceous [5 day, 20 C]monthly average≤ 630 lb/dJun–Oct001
BOD, carbonaceous [5 day, 20 C]7-day average≤ 1000 lb/dJun–Oct001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 10 mg/LJan, Feb, Mar, Apr, May, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 250 lb/dJan, Feb, Mar, Apr, May, Nov, Dec001
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)Jun–Oct001
BOD, carbonaceous [5 day, 20 C]7-day averagereport only (mg/L)Jun–Oct001
BOD, carbonaceous [5 day, 20 C]daily maximumreport only (mg/L)Jan, Feb, Mar, Apr, May, Nov, Dec001
Solids, suspended percent removalmonthly average minimumreport only (%)all year001
Carbonaceous oxygen demand, % removalmonthly average minimumreport only (%)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year002
Chemical Oxygen Demand [COD]daily maximum≤ 120 mg/Lall year002

How strict are these limits?

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NY0272141 · MCP: https://passage-data.com/mcp