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Somerset TWP Muni Auth Somerset Cnty

Sewage treatment plant, Friedens, Pennsylvania. NPDES permit PA0041441, in force until Jan 31, 2029. Last 12 months: over a limit 10 times (last July 2026), 21 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (21 values), form Q quarterly (7 values), form Y yearly
Last report on file
July 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 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 average13.1 mg/L≤ 10 mg/L31%
December 2025Nitrogen, ammonia total [as N], monthly average22.5 mg/L≤ 10 mg/L125%
January 2026Nitrogen, ammonia total [as N], monthly average15.5 mg/L≤ 10 mg/L55%
February 2026Nitrogen, ammonia total [as N], monthly average16.4 mg/L≤ 10 mg/L64%
February 2026Nitrogen, ammonia total [as N], monthly average78.8≤ 65 lb/d21%
February 2026Solids, total suspended, weekly average389.7≤ 300 lb/d30%
February 2026Solids, total suspended, weekly average61 mg/L≤ 45 mg/L36%
May 2026Nitrogen, ammonia total [as N], monthly average48.6≤ 23 lb/d111%
May 2026Nitrogen, ammonia total [as N], monthly average5.2 mg/L≤ 3.5 mg/L49%
July 2026Coliform, fecal general, instantaneous maximum1861 #/100mL≤ 1000 #/100mL86%

Limits in force (37)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/Lall 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≤ 200 lb/dall year
Solids, total suspendedweekly average≤ 300 lb/dall year
Nitrogen, total [as N]instantaneous maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 3.5 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 23 lb/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 65 lb/dJan, Feb, Mar, Apr, Nov, Dec
Phosphorus, total [as P]monthly average≤ 2 mg/Lall year
Phosphorus, total [as P]monthly average≤ 13.4 lb/dall year
Iron, total [as Fe]quarterly average≤ 1.5 mg/Lall year
Iron, total [as Fe]daily maximum≤ 3 mg/Lall year
Manganese, total [as Mn]quarterly average≤ 1 mg/Lall year
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year
Aluminum, total [as Al]quarterly average≤ .75 mg/Lall year
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year
Flow, in conduit or thru treatment plantmonthly average≤ .8 MGDall year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualmonthly average≤ .114 mg/Lall year
Chlorine, total residualinstantaneous maximum≤ .374 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≤ 11 mg/LMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]weekly average≤ 16 mg/LMay–Oct
BOD, carbonaceous [5 day, 20 C]weekly average≤ 40 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 70 lb/dMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 165 lb/dJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]weekly average≤ 105 lb/dMay–Oct
BOD, carbonaceous [5 day, 20 C]weekly average≤ 265 lb/dJan, Feb, Mar, Apr, Nov, Dec

How strict are these limits?

Cited limits by parameter: Pennsylvania'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/PA0041441 · MCP: https://passage-data.com/mcp