TOWAMENCIN MUNICIPAL AUTHORITY

NPDES permit PA0039004 · Major POTW · effective, expires 2030-08-31 · 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

2values over a limit
102required values missing, on 6 form(s)
0of 46 forms filed late

Last period with anything received: 2026-06-30. Most often over: Osmotic pressure, total, unf whl wtr (1), Coliform, fecal general (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 (108)

OutfallParameterStatisticLimitMonths
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
005Oxygen demand, chem. [high level] [COD]ANNL AVG report only all year
005Oxygen demand, chem. [high level] [COD]INST MAX report only all year
005pHANNL AVG report only all year
005pHINST MAX report only all year
005Solids, total suspendedANNL AVG report only all year
005Solids, total suspendedINST MAX report only all year
005Oil & GreaseANNL AVG report only all year
005Oil & GreaseINST MAX report only all year
005Nitrogen, Kjeldahl, total [as N]ANNL AVG report only all year
005Nitrogen, Kjeldahl, total [as N]INST MAX report only all year
005Phosphorus, total [as P]ANNL AVG report only all year
005Phosphorus, total [as P]INST MAX report only all year
005Iron, dissolved [as Fe]ANNL AVG report only all year
005Iron, dissolved [as Fe]INST MAX report only all year
005Coliform, fecal generalANNL AVG report only all year
005Coliform, fecal generalINST MAX report only all year
005BOD, carbonaceous [5 day, 20 C]ANNL AVG report only all year
005BOD, carbonaceous [5 day, 20 C]INST MAX report only all year
101Oxygen, dissolved [DO]DAILY MN >= 6 mg/L all year
101BOD, 5-day, 20 deg. CMO AVG report only all year
101BOD, 5-day, 20 deg. CMO AVG report only all year
101pHINST MIN >= 6 SU all year
101pHINST MAX <= 9 SU all year
101Solids, total suspendedMO AVG report only all year
101Solids, total suspendedMO AVG report only all year
101Solids, total suspendedMO AVG <= 30 mg/L all year
101Solids, total suspendedWKLY AVG <= 45 mg/L all year
101Solids, total suspendedMO AVG <= 1625 lb/d all year
101Solids, total suspendedWKLY AVG <= 2435 lb/d all year
101Nitrogen, total [as N]MO AVG report only all year
101Nitrogen, total [as N]MO AVG report only all year
101Nitrogen, ammonia total [as N]MO AVG <= 2 mg/L Jan, Feb, Mar, Apr, Nov, Dec
101Nitrogen, ammonia total [as N]MO AVG <= 1 mg/L May, Jun, Jul, Aug, Sep, Oct
101Nitrogen, ammonia total [as N]MO AVG <= 108 lb/d Jan, Feb, Mar, Apr, Nov, Dec
101Nitrogen, ammonia total [as N]MO AVG <= 54 lb/d May, Jun, Jul, Aug, Sep, Oct
101Phosphorus, total [as P]MO AVG <= 2 mg/L Jan, Feb, Mar, Nov, Dec
101Phosphorus, total [as P]MO AVG <= 1 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
101Phosphorus, total [as P]MO AVG <= 108 lb/d Jan, Feb, Mar, Nov, Dec
101Phosphorus, total [as P]MO AVG <= 54 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
101Copper, total [as Cu]MO AVG <= .015 mg/L all year
101Copper, total [as Cu]DAILY MX <= .0225 mg/L all year
101Copper, total [as Cu]MO AVG <= .813 lb/d all year
101Copper, total [as Cu]DAILY MX <= 1.22 lb/d all year
101Iron, total [as Fe]MO AVG <= 1.56 mg/L all year
101Iron, total [as Fe]DAILY MX <= 2.44 mg/L all year
101Iron, total [as Fe]MO AVG <= 84.5 lb/d all year
101Iron, total [as Fe]DAILY MX <= 132 lb/d all year
101Iron, dissolved [as Fe]MO AVG report only all year
101Iron, dissolved [as Fe]DAILY MX report only all year
101Iron, dissolved [as Fe]MO AVG report only all year
101Iron, dissolved [as Fe]DAILY MX report only all year
101Nickel, total [as Ni]MO AVG report only all year
101Nickel, total [as Ni]DAILY MX report only all year
101Nickel, total [as Ni]MO AVG report only all year
101Nickel, total [as Ni]DAILY MX report only all year
101Silver, total [as Ag]MO AVG report only all year
101Silver, total [as Ag]DAILY MX report only all year
101Silver, total [as Ag]MO AVG report only all year
101Silver, total [as Ag]DAILY MX report only all year
101Zinc, total [as Zn]MO AVG report only all year
101Zinc, total [as Zn]DAILY MX report only all year
101Zinc, total [as Zn]MO AVG report only all year
101Zinc, total [as Zn]DAILY MX report only all year
101Aluminum, total [as Al]MO AVG report only all year
101Aluminum, total [as Al]DAILY MX report only all year
101Aluminum, total [as Al]MO AVG report only all year
101Aluminum, total [as Al]DAILY MX report only all year
101DichlorobromomethaneMO AVG report only all year
101DichlorobromomethaneDAILY MX report only all year
101ChloroformMO AVG report only all year
101ChloroformDAILY MX report only all year
101ChlorodibromomethaneMO AVG report only all year
101ChlorodibromomethaneDAILY MX report only all year
101Chlorine, total residualMO AVG <= .014 mg/L all year
101Chlorine, total residualINST MAX <= .047 mg/L all year
101E. coliMO AVG report only all year
101E. coliDAILY MX report only all year
101Perfluorooctanoic acid (PFOA)INST MAX report only all year
101PerfluorooctanesulfonateINST MAX report only all year
101Perfluorobutanesulfonic acid (PFBS)INST MAX report only all year
101Hexafluoropropylene oxide dimer acid (HFPO-DA)INST MAX report only all year
101Toxicity [chronic], Ceriodaphnia dubiaDAILY MX report only all year
101Toxicity [chronic], Pimephales promelas [Fathead Minnow]DAILY MX report only all year
101Solids, total dissolvedMO AVG report only all year
101Solids, total dissolvedDAILY MX report only all year
101Coliform, fecal generalGEO MEAN <= 200 #/100mL May, Jun, Jul, Aug, Sep
101Coliform, fecal generalGEO MEAN <= 200 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
101Coliform, fecal generalINST MAX <= 1000 #/100mL May, Jun, Jul, Aug, Sep
101Coliform, fecal generalINST MAX <= 1000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
101BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
101BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
101BOD, carbonaceous [5 day, 20 C]MO AVG <= 20 mg/L Jan, Feb, Mar, Apr, Nov, Dec
101BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L May, Jun, Jul, Aug, Sep, Oct
101BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 30 mg/L Jan, Feb, Mar, Apr, Nov, Dec
101BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 15 mg/L May, Jun, Jul, Aug, Sep, Oct
101BOD, carbonaceous [5 day, 20 C]MO AVG <= 1080 lb/d Jan, Feb, Mar, Apr, Nov, Dec
101BOD, carbonaceous [5 day, 20 C]MO AVG <= 540 lb/d May, Jun, Jul, Aug, Sep, Oct
101BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 1625 lb/d Jan, Feb, Mar, Apr, Nov, Dec
101BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 810 lb/d May, Jun, Jul, Aug, Sep, Oct
101Osmotic pressure, total, unf whl wtrINST MAX <= 52 mOsm/kg all year
101TU Static 7Day Chronic Ceriodaphnia dubiaDAILY MX report only all year
101Static 7Day Chronic Pimephales PromelasDAILY 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