POTTSTOWN BORO AUTH MONTGOMERY CNTY

NPDES permit PA0026786 · Major POTW · effective, expires 2026-11-30 · 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

5values over a limit
0required values missing, on 0 form(s)
0of 16 forms filed late

Last period with anything received: 2026-06-30. Most often over: Nitrogen, ammonia total [as N] (3), Coliform, fecal general (1), Solids, total suspended (1).

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 (73)

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 <= 3215 lb/d all year
001Solids, total suspendedWKLY AVG <= 4823 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Oil & GreaseMO AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 8 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 16 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 857 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 1714 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Chloride [as Cl]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Arsenic, total [as As]QRTR AVG report only all year
001Arsenic, total [as As]DAILY MX report only all year
001Boron, total [as B]QRTR AVG report only all year
001Boron, total [as B]DAILY MX report only all year
001Copper, total [as Cu]MO AVG <= .04 mg/L all year
001Manganese, total [as Mn]QRTR AVG report only all year
001Manganese, total [as Mn]DAILY MX report only all year
001Zinc, total [as Zn]MO AVG <= .325 mg/L all year
001Aluminum, total [as Al]DAILY MX report only all year
001Selenium, total [as Se]MO AVG <= .0315 mg/L all year
001BromoformQRTR AVG report only all year
001BromoformINST MAX report only all year
001ChlorodibromomethaneMO AVG <= .0231 mg/L all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG <= .5 mg/L all year
001Chlorine, total residualINST MAX <= 1.6 mg/L all year
001E. coliINST MAX report only all year
001Cyanide, free availableMO AVG <= .0249 mg/L all year
001PCBs Wet Weather AnalysisDAILY MX report only all year
001PCBs Dry Weather AnalysisDAILY MX 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 dissolvedMO AVG report only all year
001Solids, total dissolvedDAILY MX <= 3000 mg/L all year
001Solids, total dissolvedMO AVG <= 200290 lb/d all year
001Solids, total dissolvedDAILY MX <= 240000 lb/d all year
001Bromide [as Br]DAILY MX report only all year
001Coliform, fecal generalGEO MEAN <= 200 #/100mL all year
001Coliform, fecal generalINST MAX <= 1000 #/100mL all year
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 <= 20 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 <= 30 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 2679 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 2143 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 4287 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 3215 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001Tritium, totalDAILY MX 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 demand, chem. [high level] [COD]DAILY MX report only all year
002pHDAILY MX report only all year
002Solids, total suspendedDAILY MX report only all year
002Oil & GreaseDAILY MX report only all year
002Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
002Phosphorus, total [as P]DAILY MX report only all year
002Iron, dissolved [as Fe]DAILY MX report only all year
002Coliform, fecal generalDAILY MX report only all year
002BOD, 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