BUCKS CNTY WATER & SEW AUTH

NPDES permit PA0021181 · Major POTW · effective, expires 2030-06-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
1required values missing, on 1 form(s)
0of 30 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among PA permits in EPA's filings — check your permit).

Limits in force (138)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]INST MIN >= 5 mg/L all year
001Oxygen, dissolved [DO]MO AVG report only all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedWKLY AVG <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 300 lb/d all year
001Solids, total suspendedWKLY AVG <= 450 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedMO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 1.5 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 4.5 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 15 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 45 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Nitrite + Nitrate total [as N]MO AVG <= 9.5 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrite + Nitrate total [as N]MO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
001Nitrite + Nitrate total [as N]MO AVG <= 95 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrite + Nitrate total [as N]MO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
001Phosphorus, total [as P]MO AVG <= .85 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG <= 1.7 mg/L Jan, Feb, Mar, Nov, Dec
001Phosphorus, total [as P]MO AVG <= 8.5 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG <= 17 lb/d Jan, Feb, Mar, Nov, Dec
001Hardness, total [as CaCO3]QRTR AVG report only all year
001Cadmium, total [as Cd]QRTR AVG report only all year
001Copper, total [as Cu]MO AVG <= .036 mg/L all year
001Copper, total [as Cu]DAILY MX <= .056 mg/L all year
001Iron, dissolved [as Fe]QRTR AVG report only all year
001Zinc, total [as Zn]QRTR AVG report only all year
001Aluminum, total [as Al]QRTR AVG report only all year
001HexachlorobutadieneQRTR AVG report only all year
001Ultraviolet light intensityINST MIN report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantWKLY AVG report only all year
001E. coliMO AVG report only all year
001Cyanide, free availableQRTR AVG report only all year
001Perfluorooctanoic acid (PFOA)QRTR AVG report only all year
001Perfluorobutanoic acid (PFBA)QRTR AVG report only all year
001PerfluorooctanesulfonateQRTR AVG report only all year
001Perfluorobutanesulfonic acid (PFBS)QRTR AVG report only all year
001Toxicity [chronic], Ceriodaphnia dubiaDAILY MX report only all year
001Toxicity [chronic], Pimephales promelas [Fathead Minnow]DAILY MX report only all year
001Solids, total dissolvedDAILY MX report only all year
001Mercury, total [as Hg]QRTR AVG report only all year
001Coliform, fecal generalGEO MEAN <= 200 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Coliform, fecal generalGEO MEAN <= 200 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal generalINST MAX <= 1000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Coliform, fecal generalINST MAX <= 1000 #/100mL May, Jun, Jul, Aug, Sep
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 15 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 23 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 250 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 150 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 400 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 230 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001TU Static 7Day Chronic Ceriodaphnia dubiaDAILY MX report only all year
001Static 7Day Chronic Pimephales PromelasDAILY MX report only all year
002Oxygen, dissolved [DO]INST MIN >= 5 mg/L all year
002Oxygen, dissolved [DO]MO AVG report only all year
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002Solids, total suspendedMO AVG <= 30 mg/L all year
002Solids, total suspendedWKLY AVG <= 45 mg/L all year
002Solids, total suspendedMO AVG <= 50 lb/d all year
002Solids, total suspendedWKLY AVG <= 75 lb/d all year
002Nitrogen, ammonia total [as N]MO AVG <= 1.5 mg/L May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]MO AVG <= 4.5 mg/L Jan, Feb, Mar, Apr, Nov, Dec
002Nitrogen, ammonia total [as N]MO AVG <= 2.5 lb/d May, Jun, Jul, Aug, Sep, Oct
002Nitrogen, ammonia total [as N]MO AVG <= 7.5 lb/d Jan, Feb, Mar, Apr, Nov, Dec
002Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
002Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
002Nitrite + Nitrate total [as N]MO AVG <= 9.5 mg/L May, Jun, Jul, Aug, Sep, Oct
002Nitrite + Nitrate total [as N]MO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
002Nitrite + Nitrate total [as N]MO AVG <= 16 lb/d May, Jun, Jul, Aug, Sep, Oct
002Nitrite + Nitrate total [as N]MO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
002Phosphorus, total [as P]MO AVG <= 1.7 mg/L Jan, Feb, Mar, Nov, Dec
002Phosphorus, total [as P]MO AVG <= .85 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
002Phosphorus, total [as P]MO AVG <= 2.8 lb/d Jan, Feb, Mar, Nov, Dec
002Phosphorus, total [as P]MO AVG <= 1.4 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
002Ultraviolet light intensityINST MIN report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantWKLY AVG report only all year
002E. coliMO AVG report only all year
002Solids, total dissolvedDAILY MX report only all year
002Coliform, fecal generalGEO MEAN <= 200 #/100mL May, Jun, Jul, Aug, Sep
002Coliform, fecal generalGEO MEAN <= 200 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
002Coliform, fecal generalINST MAX <= 1000 #/100mL May, Jun, Jul, Aug, Sep
002Coliform, fecal generalINST MAX <= 1000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Jan, Feb, Mar, Apr, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]MO AVG <= 15 mg/L May, Jun, Jul, Aug, Sep, Oct
002BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L Jan, Feb, Mar, Apr, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 23 mg/L May, Jun, Jul, Aug, Sep, Oct
002BOD, carbonaceous [5 day, 20 C]MO AVG <= 42 lb/d Jan, Feb, Mar, Apr, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 lb/d May, Jun, Jul, Aug, Sep, Oct
002BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 66 lb/d Jan, Feb, Mar, Apr, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 38 lb/d May, Jun, Jul, Aug, Sep, Oct
003Oxygen demand, chem. [high level] [COD]ANNL AVG report only all year
003Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
003pHANNL AVG report only all year
003pHDAILY MX report only all year
003Solids, total suspendedANNL AVG report only all year
003Solids, total suspendedDAILY MX report only all year
003Oil & GreaseANNL AVG report only all year
003Oil & GreaseDAILY MX report only all year
003Nitrogen, Kjeldahl, total [as N]ANNL AVG report only all year
003Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
003Phosphorus, total [as P]ANNL AVG report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Iron, dissolved [as Fe]ANNL AVG report only all year
003Iron, dissolved [as Fe]DAILY MX report only all year
003Coliform, fecal generalANNL AVG report only all year
003Coliform, fecal generalDAILY MX report only all year
003BOD, carbonaceous [5 day, 20 C]ANNL AVG report only all year
003BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
004Oxygen demand, chem. [high level] [COD]ANNL AVG report only all year
004Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
004pHANNL AVG report only all year
004pHDAILY MX report only all year
004Solids, total suspendedANNL AVG report only all year
004Solids, total suspendedDAILY MX report only all year
004Oil & GreaseANNL AVG report only all year
004Oil & GreaseDAILY MX report only all year
004Nitrogen, Kjeldahl, total [as N]ANNL AVG report only all year
004Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
004Phosphorus, total [as P]ANNL AVG report only all year
004Phosphorus, total [as P]DAILY MX report only all year
004Iron, dissolved [as Fe]ANNL AVG report only all year
004Iron, dissolved [as Fe]DAILY MX report only all year
004Coliform, fecal generalANNL AVG report only all year
004Coliform, fecal generalDAILY MX report only all year
004BOD, carbonaceous [5 day, 20 C]ANNL AVG report only all year
004BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states