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Mansfield Boro Muni Auth Tioga Cnty

Sewerage Systems, major discharger, Mansfield, Pennsylvania. NPDES permit PA0021814 expired Jul 31, 2026; its limits still apply. Last 12 months: over a limit once (last January 2026), 41 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (41 values), form Q quarterly (12 values), form Z yearly (5 values), form Y yearly
Last report on file
June 2026
Oct 2024 – Sep 2025
3 values over a limit, 12 required values missing, 3 of 18 reports late

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

Period endingParameterReportedLimitOver by
January 2026Solids, total suspended, weekly average< 60 mg/L≤ 45 mg/L33%

Limits in force (70)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly averagereport only (lb/d)all year
BOD, 5-day, 20 deg. Cdaily maximumreport 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≤ 320 lb/dall year
Solids, total suspendedweekly average≤ 485 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (lb/d)all year
Solids, total suspendeddaily maximumreport only (lb/d)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 15 mg/LMay–Sep
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)Jan, Feb, Mar, Apr, Oct, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 25 mg/LMay–Sep
Nitrogen, ammonia total [as N]weekly averagereport only (mg/L)Jan, Feb, Mar, Apr, Oct, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 162 lb/dMay–Sep
Nitrogen, ammonia total [as N]monthly averagereport only (lb/d)Jan, Feb, Mar, Apr, Oct, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 271 lb/dMay–Sep
Nitrogen, ammonia total [as N]weekly averagereport only (lb/d)Jan, Feb, Mar, Apr, Oct, Nov, Dec
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly average≤ 2 mg/Lall year
Phosphorus, total [as P]weekly average≤ 3 mg/Lall year
Phosphorus, total [as P]monthly average≤ 21 lb/dall year
Phosphorus, total [as P]weekly average≤ 32 lb/dall year
Cadmium, total [as Cd]quarterly averagereport only (mg/L)all year
Cadmium, total [as Cd]daily maximumreport only (mg/L)all year
Cadmium, total [as Cd]quarterly averagereport only (lb/d)all year
Cadmium, total [as Cd]daily maximumreport only (lb/d)all year
Copper, total [as Cu]quarterly averagereport only (mg/L)all year
Copper, total [as Cu]daily maximumreport only (mg/L)all year
Copper, total [as Cu]quarterly averagereport only (lb/d)all year
Copper, total [as Cu]daily maximumreport only (lb/d)all year
Iron, total [as Fe]annual averagereport only (mg/L)all year
Iron, total [as Fe]annual averagereport only (lb/d)all year
Manganese, total [as Mn]annual averagereport only (mg/L)all year
Manganese, total [as Mn]annual averagereport only (lb/d)all year
Zinc, total [as Zn]quarterly averagereport only (mg/L)all year
Zinc, total [as Zn]daily maximumreport only (mg/L)all year
Zinc, total [as Zn]quarterly averagereport only (lb/d)all year
Zinc, total [as Zn]daily maximumreport only (lb/d)all year
Aluminum, total [as Al]annual averagereport only (mg/L)all year
Aluminum, total [as Al]annual averagereport only (lb/d)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualmonthly average≤ .5 mg/Lall year
Chlorine, total residualinstantaneous maximum≤ 1.6 mg/Lall year
E. coliinstantaneous maximumreport only (#/100mL)all year
Nitrogen, Totalmonthly totalreport only (lb)all year
Nitrogen, Totalannual totalreport only (lb)all year
Nitrogen, Totalmonthly totalreport only (lb)all year
Nitrogen, Totalannual total≤ 23744 lball year
Nitrogen, Ammonia Totalmonthly totalreport only (lb)all year
Nitrogen, Ammonia Totalannual totalreport only (lb)all year
Nitrogen, Kjeldahl Totalmonthly totalreport only (lb)all year
Nitrite Plus Nitrate Totalmonthly totalreport only (lb)all year
Phosphorus, Totalmonthly totalreport only (lb)all year
Phosphorus, Totalannual totalreport only (lb)all year
Phosphorus, Totalmonthly totalreport only (lb)all year
Phosphorus, Totalannual total≤ 3166 lball year
Coliform, fecal generalgeometric mean≤ 2000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
Coliform, fecal generalgeometric mean≤ 200 #/100mLMay–Sep
Coliform, fecal generalinstantaneous maximum≤ 10000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
Coliform, fecal generalinstantaneous maximum≤ 1000 #/100mLMay–Sep
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 40 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 270 lb/dall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 430 lb/dall year

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/PA0021814 · MCP: https://passage-data.com/mcp