NPDES permit AR0021571 · Minor POTW · effective, expires 2029-03-31 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast period with anything received: 2026-07-31. Most often over: Nitrogen, ammonia total [as N] (5), BOD, carbonaceous [5 day, 20 C] (4), Solids, total suspended (4).
Reports are due about 25 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] | INST MIN | >= 5 mg/L | all year |
| 001 | pH | MINIMUM | >= 6 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 15 mg/L | all year |
| 001 | Solids, total suspended | 7 DA AVG | <= 22.5 mg/L | all year |
| 001 | Solids, total suspended | MO AVG | <= 122.6 lb/d | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 4 mg/L | May, Jun, Jul, Aug, Sep, Oct |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 7 mg/L | Jan, Feb, Mar, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 5.6 mg/L | Apr |
| 001 | Nitrogen, ammonia total [as N] | 7 DA AVG | <= 5.6 mg/L | May, Jun, Jul, Aug, Sep, Oct |
| 001 | Nitrogen, ammonia total [as N] | 7 DA AVG | <= 10.5 mg/L | Jan, Feb, Mar, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | 7 DA AVG | <= 5.6 mg/L | Apr |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 32.7 lb/d | May, Jun, Jul, Aug, Sep, Oct |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 57.2 lb/d | Jan, Feb, Mar, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 45.8 lb/d | Apr |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 001 | Chlorine, total residual | INST MAX | report only | all year |
| 001 | Coliform, fecal general | 30DA GEO | <= 1000 #/100mL | all year |
| 001 | Coliform, fecal general | 7 DA GEO | <= 2000 #/100mL | all year |
| 001 | Overflows | MO TOTAL | report only | all year |
| 001 | Overflow volume [SS0 volume, CSO volume] | MO TOTAL | report only | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 10 mg/L | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | 7 DA AVG | <= 15 mg/L | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 81.7 lb/d | 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