HARRISON CO UTIL AUTHORITY, SOUTH WOOLMARKET WRRF

NPDES permit MS0061204 · Major POTW · effective, expires 2029-07-31 · 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)
0of 12 forms filed late

Last period with anything received: 2026-08-31.

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among MS permits in EPA's filings — check your permit).

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. CMO AVG <= 10 mg/L all year
001BOD, 5-day, 20 deg. CMX WK AV <= 15 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 167 lb/d all year
001BOD, 5-day, 20 deg. CMX WK AV <= 250 lb/d all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001BOD, 5-day, 20 deg. CMX WK AV report only all year
001BOD, 5-day, 20 deg. CMO AVG 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
001pHMINIMUM report only all year
001pHMAXIMUM report only all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedMX WK AV <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 501 lb/d all year
001Solids, total suspendedMX WK AV <= 751 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedMX WK AV report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedMX WK AV report only all year
001Nitrogen, total [as N]MO AVG <= 192 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, total [as N]MO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, total [as N]MX WK AV <= 288 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, total [as N]MX WK AV report only Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MX WK AV report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MX WK AV report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 2 mg/L all year
001Nitrogen, ammonia total [as N]MX WK AV <= 3 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 33 lb/d all year
001Nitrogen, ammonia total [as N]MX WK AV <= 50 lb/d all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MX WK AV report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MX WK AV report only all year
001Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
001Phosphorus, total [as P]MO AVG <= 87 lb/d May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MX WK AV report only Jan, Feb, Mar, Apr, Nov, Dec
001Phosphorus, total [as P]MX WK AV <= 130 lb/d May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MX WK AV report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MX WK AV report only all year
001Enterococci: group D, MF trans, M-E, EIAMO AVG <= 35 #/100mL all year
001Enterococci: group D, MF trans, M-E, EIAMX WK AV <= 130 #/100mL all year
001Flow, in conduit or thru treatment plantMO AVG <= 2 MGD all year
001Flow, in conduit or thru treatment plantMX WK AV report only all year
001Chlorine, total residualMO AVG <= .052 mg/L all year
001Chlorine, total residualMX WK AV <= .09 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