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Bucks Cnty Water & Sew Auth

Sewage treatment plant, Warrington, Pennsylvania. NPDES permit PA0051250, in force until Sep 30, 2028. Last 12 months: over a limit once (last June 2026), 31 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (31 values), form Q quarterly (3 values)
Renewal application due
Apr 3, 2028 · 180 days before expiry; your permit may set another date
Last report on file
June 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 0 of 16 reports late

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

Period endingParameterReportedLimitOver by
June 2026Coliform, fecal general, instantaneous maximum9300 #/100mL≤ 1000 #/100mL830%

Limits in force (44)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 5 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≤ 106 lb/dall year
Solids, total suspendedweekly average≤ 159 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]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 6 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 7 lb/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 21.2 lb/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (lb/d)all year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)Jan, Feb, Mar, Apr, May, Jun, Nov, Dec
Nitrite + Nitrate total [as N]monthly average≤ 9 mg/LJul–Oct
Nitrite + Nitrate total [as N]monthly averagereport only (lb/d)Jan, Feb, Mar, Apr, May, Jun, Nov, Dec
Nitrite + Nitrate total [as N]monthly average≤ 31.9 lb/dJul–Oct
Phosphorus, total [as P]monthly average≤ 1 mg/LApr–Oct
Phosphorus, total [as P]monthly average≤ 2 mg/LJan, Feb, Mar, Nov, Dec
Phosphorus, total [as P]monthly average≤ 3.6 lb/dApr–Oct
Phosphorus, total [as P]monthly average≤ 7.2 lb/dJan, Feb, Mar, Nov, Dec
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
Solids, total dissolvedquarterly averagereport only (mg/L)all year
Solids, total dissolvedquarterly averagereport only (lb/d)all year
Coliform, fecal generalgeometric mean≤ 200 #/100mLall year
Coliform, fecal generalinstantaneous maximum≤ 1000 #/100mLall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 15 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]weekly average≤ 23 mg/LMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 88 lb/dJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 53 lb/dMay–Oct
BOD, carbonaceous [5 day, 20 C]weekly average≤ 141 lb/dJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]weekly average≤ 81 lb/dMay–Oct

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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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/PA0051250 · MCP: https://passage-data.com/mcp