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Washington TWP Erie Cnty

Sewerage Systems, Edinboro, Pennsylvania. NPDES permit PA0037974, in force until Apr 30, 2029. Last 12 months: over a limit 9 times (last May 2026), 27 required values missing, 1 of 14 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (22 values), form Q quarterly (1 value), form Y yearly
Last report on file
June 2026
Oct 2024 – Sep 2025
6 values over a limit, 3 required values missing, 0 of 17 reports late

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

Period endingParameterReportedLimitOver by
November 2025Nitrogen, ammonia total [as N], monthly average17.6 mg/L≤ 7.5 mg/L135%
November 2025Solids, total suspended, monthly average35 mg/L≤ 30 mg/L17%
November 2025Solids, total suspended, weekly average63 mg/L≤ 45 mg/L40%
March 2026Nitrogen, ammonia total [as N], monthly average7.04≤ 5 lb/d41%
April 2026Coliform, fecal general, geometric mean2420 #/100mL≤ 2000 #/100mL21%
April 2026Nitrogen, ammonia total [as N], monthly average9.73 mg/L≤ 7.5 mg/L30%
May 2026BOD, carbonaceous [5 day, 20 C], monthly average10.1 mg/L≤ 10 mg/L1%
May 2026Coliform, fecal general, instantaneous maximum2420 #/100mL≤ 1000 #/100mL142%
May 2026Nitrogen, ammonia total [as N], monthly average11.9≤ 1.6 lb/d644%

Limits in force (29)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 4 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 20 lb/dall year
Solids, total suspendedweekly average≤ 30 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (lb/d)all year
Nitrogen, total [as N]annual averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 2.5 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 7.5 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.6 lb/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 5 lb/dJan, Feb, Mar, Apr, Nov, Dec
Phosphorus, total [as P]annual averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantweekly averagereport only (MGD)all year
Chlorine, total residualmonthly average≤ .5 mg/Lall year
E. coliinstantaneous maximumreport only (#/100mL)all year
Coliform, fecal generalgeometric mean≤ 200 #/100mLMay–Sep
Coliform, fecal generalgeometric mean≤ 2000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
Coliform, fecal generalinstantaneous maximum≤ 1000 #/100mLMay–Sep
Coliform, fecal generalinstantaneous maximum≤ 10000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 15 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 6.7 lb/dall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 10 lb/dall year

How strict are these limits?

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

Check this month's numbers Email me before each report is due

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Your permit document is the final word. As JSON: /api/v1/permits/PA0037974 · MCP: https://passage-data.com/mcp