MILTON REG SEW AUTH NORTHUMBERLAND CNTY

NPDES permit PA0020273 · Major POTW · effective, expires 2029-01-31 · 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

0values over a limit
0required values missing, on 0 form(s)
4of 45 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 (112)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]MINIMUM 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
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 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 <= 1063 lb/d all year
001Solids, total suspendedWKLY AVG <= 1595 lb/d all year
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 report only all year
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
001Arsenic, total [as As]MO AVG report only all year
001Arsenic, total [as As]DAILY MX report only all year
001Arsenic, total [as As]MO AVG report only all year
001Arsenic, total [as As]DAILY MX report only all year
001Chromium, hexavalent [as Cr]MO AVG report only all year
001Chromium, hexavalent [as Cr]DAILY MX report only all year
001Chromium, hexavalent [as Cr]MO AVG report only all year
001Chromium, hexavalent [as Cr]DAILY MX report only all year
001Copper, total [as Cu]MO AVG report only all year
001Copper, total [as Cu]DAILY MX report only all year
001Copper, total [as Cu]MO AVG report only all year
001Copper, total [as Cu]DAILY MX report only all year
001Lead, total [as Pb]MO AVG report only all year
001Lead, total [as Pb]DAILY MX report only all year
001Lead, total [as Pb]MO AVG report only all year
001Lead, total [as Pb]DAILY MX report only all year
001Nickel, total [as Ni]MO AVG report only all year
001Nickel, total [as Ni]DAILY MX report only all year
001Nickel, total [as Ni]MO AVG report only all year
001Nickel, total [as Ni]DAILY MX report only all year
001Silver, total [as Ag]MO AVG report only all year
001Silver, total [as Ag]DAILY MX report only all year
001Silver, total [as Ag]MO AVG report only all year
001Silver, total [as Ag]DAILY MX report only all year
001Zinc, total [as Zn]MO AVG report only all year
001Zinc, total [as Zn]DAILY MX report only all year
001Zinc, total [as Zn]MO AVG report only all year
001Zinc, total [as Zn]DAILY MX report only all year
001Selenium, total [as Se]MO AVG report only all year
001Selenium, total [as Se]DAILY MX report only all year
001Selenium, total [as Se]MO AVG report only all year
001Selenium, total [as Se]DAILY MX report only all year
001Ultraviolet light intensityMINIMUM 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
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. coliDAILY MX report only all year
001Nitrogen, TotalMO TOTAL report only all year
001Nitrogen, TotalANNL TOT report only all year
001Nitrogen, TotalANNL TOT <= 72217 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, TotalANNL TOT <= 10049 lb all year
001Mercury, total [as Hg]MO AVG report only all year
001Mercury, total [as Hg]DAILY MX report only all year
001Mercury, total [as Hg]MO AVG report only all year
001Mercury, total [as Hg]DAILY MX report only all year
001Coliform, fecal generalGEO MEAN <= 200 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal generalGEO MEAN <= 2000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Coliform, fecal generalINST MAX <= 1000 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal generalINST MAX <= 10000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 886 lb/d all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 1417 lb/d all year
011Solids, total suspendedDAILY MX report only all year
011Oil & GreaseDAILY MX report only all year
012Solids, total suspendedDAILY MX report only all year
012Oil & GreaseDAILY MX report only all year
101BOD, 5-day, 20 deg. CMO AVG report only all year
101BOD, 5-day, 20 deg. CWKLY AVG report only all year
101BOD, 5-day, 20 deg. CMO AVG report only all year
101BOD, 5-day, 20 deg. CWKLY AVG report only all year
101Solids, total suspendedMO AVG report only all year
101Solids, total suspendedWKLY AVG report only all year
101Solids, total suspendedMO AVG report only all year
101Solids, total suspendedWKLY AVG report only all year
101Flow, in conduit or thru treatment plantMO AVG report only all year
101Flow, in conduit or thru treatment plantDAILY MX report only all year
201BOD, 5-day, 20 deg. CMO AVG report only all year
201BOD, 5-day, 20 deg. CWKLY AVG report only all year
201BOD, 5-day, 20 deg. CMO AVG report only all year
201BOD, 5-day, 20 deg. CWKLY AVG report only all year
201Solids, total suspendedMO AVG report only all year
201Solids, total suspendedWKLY AVG report only all year
201Solids, total suspendedMO AVG report only all year
201Solids, total suspendedWKLY AVG report only all year
201Flow, in conduit or thru treatment plantMO AVG report only all year
201Flow, in conduit or thru treatment plantDAILY MX report only all year
301BOD, 5-day, 20 deg. CMO AVG report only all year
301BOD, 5-day, 20 deg. CWKLY AVG report only all year
301BOD, 5-day, 20 deg. CMO AVG report only all year
301BOD, 5-day, 20 deg. CWKLY AVG report only all year
301Solids, total suspendedMO AVG report only all year
301Solids, total suspendedWKLY AVG report only all year
301Solids, total suspendedMO AVG report only all year
301Solids, total suspendedWKLY AVG report only all year
301Flow, in conduit or thru treatment plantMO AVG report only all year
301Flow, in conduit or thru treatment plantDAILY 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