HANCOCK COUNTY UTILITY AUTHORITY, SOUTHERN REGIONAL WWTP

NPDES permit MS0027847 · Major POTW · effective, expires 2027-12-31 · 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
0required values missing, on 0 form(s)
1of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, 5-day, 20 deg. C (2).

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 (57)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]MINIMUM >= 6 mg/L all year
001Oxygen, dissolved [DO]MINIMUM report only all year
001Oxygen, dissolved [DO]MAXIMUM report only all year
001BOD, 5-day, 20 deg. CMX MO AV <= 10 mg/L all year
001BOD, 5-day, 20 deg. CMX WK AV <= 15 mg/L all year
001BOD, 5-day, 20 deg. CMX MO AV <= 409 lb/d all year
001BOD, 5-day, 20 deg. CMX WK AV <= 613 lb/d all year
001BOD, 5-day, 20 deg. CMX MO AV report only all year
001BOD, 5-day, 20 deg. CMX WK AV report only all year
001BOD, 5-day, 20 deg. CMX MO AV report only all year
001BOD, 5-day, 20 deg. CMX WK AV report only all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedMX MO AV <= 30 mg/L all year
001Solids, total suspendedMX WK AV <= 45 mg/L all year
001Solids, total suspendedMX MO AV <= 1226 lb/d all year
001Solids, total suspendedMX WK AV <= 1839 lb/d all year
001Solids, total suspendedMX MO AV report only all year
001Solids, total suspendedMX WK AV report only all year
001Solids, total suspendedMX MO AV report only all year
001Solids, total suspendedMX WK AV report only all year
001Nitrogen, total [as N]MX MO AV report only all year
001Nitrogen, total [as N]MX WK AV report only all year
001Nitrogen, total [as N]MX MO AV <= 470 lb/d all year
001Nitrogen, total [as N]MX WK AV <= 705 lb/d all year
001Nitrogen, total [as N]MX MO AV report only all year
001Nitrogen, total [as N]MX WK AV report only all year
001Nitrogen, total [as N]MX MO AV report only all year
001Nitrogen, total [as N]MX WK AV report only all year
001Nitrogen, ammonia total [as N]MX MO AV <= 2 mg/L all year
001Nitrogen, ammonia total [as N]MX WK AV <= 3 mg/L all year
001Nitrogen, ammonia total [as N]MX MO AV <= 82 lb/d all year
001Nitrogen, ammonia total [as N]MX WK AV <= 123 lb/d all year
001Nitrogen, ammonia total [as N]MX MO AV report only all year
001Nitrogen, ammonia total [as N]MX WK AV report only all year
001Nitrogen, ammonia total [as N]MX MO AV report only all year
001Nitrogen, ammonia total [as N]MX WK AV report only all year
001Phosphorus, total [as P]MX MO AV report only all year
001Phosphorus, total [as P]MX WK AV report only all year
001Phosphorus, total [as P]MX MO AV <= 224.8 lb/d all year
001Phosphorus, total [as P]MX WK AV <= 337.2 lb/d all year
001Phosphorus, total [as P]MX MO AV report only all year
001Phosphorus, total [as P]MX WK AV report only all year
001Phosphorus, total [as P]MX MO AV report only all year
001Phosphorus, total [as P]MX WK AV report only all year
001Copper, total recoverableMX MO AV <= .012 mg/L all year
001Copper, total recoverableMX WK AV <= .017 mg/L all year
001Enterococci: group D, MF trans, M-E, EIAMX MO AV <= 35 #/100mL all year
001Enterococci: group D, MF trans, M-E, EIAMX WK AV <= 130 #/100mL all year
001Flow, in conduit or thru treatment plantMX MO AV <= 4.9 MGD all year
001Flow, in conduit or thru treatment plantMX WK AV report only all year
001Chlorine, total residualMX MO AV <= .053 mg/L all year
001Chlorine, total residualMX WK AV <= .08 mg/L all year
001BOD, 5-day, percent removalMINIMUM >= 85 % all year
001Solids, suspended percent removalMINIMUM >= 85 % all year
001Sludge settleability 30 minuteMINIMUM report only all year
001Sludge settleability 30 minuteMAXIMUM 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