CONCORD TWP DELAWARE CNTY

NPDES permit PA0054780 · Minor NON-POTW · effective, expires 2029-03-31 · 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

1values over a limit
23required values missing, on 1 form(s)
0of 10 forms filed late

Last period with anything received: 2026-06-30. Most often over: Phosphorus, total [as P] (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 (27)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]INST MIN >= 4 mg/L 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 suspendedMO AVG <= 16 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 <= 18 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 6 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 9.5 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 3 lb/d May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG <= 1 mg/L May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG <= 2 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Phosphorus, total [as P]MO AVG <= .5 lb/d May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG <= 1 lb/d Jan, Feb, Mar, Apr, Nov, Dec
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
001Coliform, fecal generalGEO MEAN <= 200 CFU/100mL all year
001Coliform, fecal generalINST MAX <= 1000 CFU/100mL all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 13 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

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