TINICUM TWP DELAWARE CNTY

NPDES permit PA0028380 · Major POTW · effective, expires 2030-10-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

0values over a limit
0required values missing, on 0 form(s)
0of 20 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 (65)

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 <= 350 lb/d all year
001Solids, total suspendedWKLY AVG <= 525 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedMO AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 3 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 35 lb/d all year
001Phosphorus, total [as P]MO AVG report only all year
001Cyanide, weak acid, dissociableDAILY MX report only all year
001Copper, total [as Cu]MO AVG <= .045 mg/L all year
001Copper, total [as Cu]DAILY MX <= .09 mg/L all year
001Copper, total [as Cu]MO AVG <= .53 lb/d all year
001Copper, total [as Cu]DAILY MX <= 1.05 lb/d all year
001Aluminum, total [as Al]DAILY MX report only all year
001DichlorobromomethaneDAILY MX report only all year
001Phenolics, total recoverableDAILY MX report only all year
001ChryseneDAILY MX report only all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX report only 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 <= .3 mg/L all year
001Chlorine, total residualINST MAX <= 1 mg/L all year
001Perfluorooctanoic acid (PFOA)DAILY MX report only all year
001PerfluorooctanesulfonateDAILY MX report only all year
001PCBs Wet Weather AnalysisDAILY MX report only all year
001PCBs Dry Weather AnalysisDAILY MX report only all year
001Perfluorobutanesulfonic acid (PFBS)DAILY MX report only all year
001Hexafluoropropylene oxide dimer acid (HFPO-DA)DAILY 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 dissolvedDAILY MX 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 <= 16 mg/L all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 24 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 183 lb/d all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 275 lb/d all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 89.25 % 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
002Perfluorooctanoic acid (PFOA)DAILY MX report only all year
002PerfluorooctanesulfonateDAILY MX report only all year
002Perfluorobutanesulfonic acid (PFBS)DAILY MX report only all year
002Hexafluoropropylene oxide dimer acid (HFPO-DA)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