MID CENTRE CNTY AUTH

NPDES permit PA0110965 · Major POTW · effective, expires 2031-05-31 · 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
4required values missing, on 2 form(s)
2of 12 forms filed late

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

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (69)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN 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
001BOD, 5-day, 20 deg. CWKLY AVG report only all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 20 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedMO AVG <= 10 mg/L May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedWKLY AVG <= 30 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedWKLY AVG <= 15 mg/L May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 167 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedMO AVG <= 83 lb/d May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedWKLY AVG <= 250 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedWKLY AVG <= 125 lb/d May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedWKLY AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 9 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 3 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 14 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 4.5 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 75 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 25 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 116 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 37 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Nitrite + Nitrate total [as N]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, dissolvedMO AVG <= 1 mg/L all year
001Phosphorus, dissolvedWKLY AVG <= 1.5 mg/L all year
001Phosphorus, dissolvedMO AVG <= 8.3 lb/d all year
001Phosphorus, dissolvedWKLY AVG <= 13 lb/d all year
001Zinc, total [as Zn]QRTR AVG report only all year
001Zinc, total [as Zn]DAILY MX 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 plantDAILY MX report only all year
001E. coliMO AVG report only all year
001E. coliDAILY MX report only all year
001Nitrogen, TotalMO TOTAL report only all year
001Nitrogen, TotalANNL TOT report only all year
001Nitrogen, TotalMO TOTAL report only all year
001Nitrogen, TotalANNL TOT <= 18265 lb all year
001Nitrogen, Ammonia TotalMO TOTAL report only all year
001Nitrogen, Ammonia TotalANNL TOT report only all year
001Nitrogen, Kjeldahl TotalMO TOTAL report only all year
001Nitrite Plus Nitrate TotalMO TOTAL report only all year
001Phosphorus, TotalMO TOTAL report only all year
001Phosphorus, TotalANNL TOT report only all year
001Phosphorus, TotalMO TOTAL report only all year
001Phosphorus, TotalANNL TOT <= 2435 lb all year
001Perfluorooctanoic acid (PFOA)DAILY MX report only all year
001PerfluorooctanesulfonateDAILY 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
001Coliform, fecal generalGEO MEAN <= 2000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Coliform, fecal generalGEO MEAN <= 200 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal generalINST MAX <= 10000 #/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 <= 20 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 30 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 15 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 167 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 83 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 250 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 125 lb/d May, Jun, Jul, Aug, Sep, Oct

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