NPDES permit MS0042030 · Major POTW · effective, expires 2028-01-31 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast period with anything received: 2026-07-31.
Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Oxygen, dissolved [DO] | MINIMUM | >= 6 mg/L | all year |
| 001 | Oxygen, dissolved [DO] | MINIMUM | report only | all year |
| 001 | Oxygen, dissolved [DO] | MAXIMUM | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 8.5 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | MX WK AV | <= 12.8 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 142 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | MX WK AV | <= 213 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | MX WK AV | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | MX WK AV | report only | all year |
| 001 | pH | MINIMUM | >= 6 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 30 mg/L | all year |
| 001 | Solids, total suspended | MX WK AV | <= 45 mg/L | all year |
| 001 | Solids, total suspended | MO AVG | <= 500 lb/d | all year |
| 001 | Solids, total suspended | MX WK AV | <= 750 lb/d | all year |
| 001 | Solids, total suspended | MO AVG | report only | all year |
| 001 | Solids, total suspended | MX WK AV | report only | all year |
| 001 | Solids, total suspended | MO AVG | report only | all year |
| 001 | Solids, total suspended | MX WK AV | report only | all year |
| 001 | Nitrogen, total [as N] | MO AVG | report only | all year |
| 001 | Nitrogen, total [as N] | MX WK AV | report only | all year |
| 001 | Nitrogen, total [as N] | MO AVG | <= 192 lb/d | all year |
| 001 | Nitrogen, total [as N] | MX WK AV | <= 288 lb/d | all year |
| 001 | Nitrogen, total [as N] | MO AVG | report only | all year |
| 001 | Nitrogen, total [as N] | MX WK AV | report only | all year |
| 001 | Nitrogen, total [as N] | MO AVG | report only | all year |
| 001 | Nitrogen, total [as N] | MX WK AV | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 1 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | MX WK AV | <= 1.5 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 17 lb/d | all year |
| 001 | Nitrogen, ammonia total [as N] | MX WK AV | <= 25 lb/d | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | MX WK AV | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | MX WK AV | report only | all year |
| 001 | Phosphorus, total [as P] | MO AVG | report only | all year |
| 001 | Phosphorus, total [as P] | MX WK AV | report only | all year |
| 001 | Phosphorus, total [as P] | MO AVG | <= 42 lb/d | all year |
| 001 | Phosphorus, total [as P] | MX WK AV | <= 63 lb/d | all year |
| 001 | Phosphorus, total [as P] | MO AVG | report only | all year |
| 001 | Phosphorus, total [as P] | MX WK AV | report only | all year |
| 001 | Phosphorus, total [as P] | MO AVG | report only | all year |
| 001 | Phosphorus, total [as P] | MX WK AV | report only | all year |
| 001 | Copper, total recoverable | MO AVG | <= .027 mg/L | all year |
| 001 | Copper, total recoverable | MX WK AV | <= .0417 mg/L | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | <= 2 MGD | all year |
| 001 | Flow, in conduit or thru treatment plant | MX WK AV | report only | all year |
| 001 | Chlorine, total residual | MO AVG | <= .011 mg/L | all year |
| 001 | Chlorine, total residual | MX WK AV | <= .019 mg/L | all year |
| 001 | E. coli | MO AVG | <= 126 #/100mL | all year |
| 001 | E. coli | MX WK AV | <= 410 #/100mL | all year |
| 001 | BOD, 5-day, percent removal | MINIMUM | >= 85 % | all year |
| 001 | Solids, suspended percent removal | MINIMUM | >= 85 % | all year |
| 001 | Sludge settleability 30 minute | MINIMUM | report only | all year |
| 001 | Sludge settleability 30 minute | MAXIMUM | report only | all year |
| 001 | %Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia | MINIMUM | >= 100 % | all year |
| 001 | %Effect Static Renewal 7Day Chronic Pimephales promelas | MINIMUM | >= 100 % | 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