NPDES permit MO0081957 · Minor NON-POTW · effective, expires 2026-09-30 · EPA's file as of 2026-09-19
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Last period with anything received: 2026-06-30. Most often over: pH (1).
Reports are due about 28 days after each monitoring period ends (the most common figure among MO permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 002 | Oxygen, dissolved [DO] | DAILY MN | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec |
| 002 | Oxygen, dissolved [DO] | MO AV MN | report only | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec |
| 002 | BOD, 5-day, 20 deg. C | WKLY AVG | <= 65 mg/L | all year |
| 002 | BOD, 5-day, 20 deg. C | MO AVG | <= 45 mg/L | all year |
| 002 | pH | MINIMUM | >= 6.5 SU | all year |
| 002 | pH | MAXIMUM | <= 9 SU | all year |
| 002 | Solids, total suspended | WKLY AVG | <= 110 mg/L | all year |
| 002 | Solids, total suspended | MO AVG | <= 70 mg/L | all year |
| 002 | Nitrogen, ammonia total [as N] | DAILY MX | <= 17 mg/L | Apr, May, Jun |
| 002 | Nitrogen, ammonia total [as N] | DAILY MX | <= 14.4 mg/L | Jul, Aug, Sep |
| 002 | Nitrogen, ammonia total [as N] | DAILY MX | <= 14.4 mg/L | Oct, Nov, Dec |
| 002 | Nitrogen, ammonia total [as N] | DAILY MX | <= 17 mg/L | Jan, Feb, Mar |
| 002 | Nitrogen, ammonia total [as N] | MO AVG | <= 2.2 mg/L | Apr, May, Jun |
| 002 | Nitrogen, ammonia total [as N] | MO AVG | <= 1.4 mg/L | Jul, Aug, Sep |
| 002 | Nitrogen, ammonia total [as N] | MO AVG | <= 3.4 mg/L | Oct, Nov, Dec |
| 002 | Nitrogen, ammonia total [as N] | MO AVG | <= 3.9 mg/L | Jan, Feb, Mar |
| 002 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 002 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 002 | Chlorine, total residual | DAILY MX | <= 18 ug/L | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec |
| 002 | Chlorine, total residual | MO AVG | <= 9 ug/L | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec |
| 002 | E. coli | DAILY MX | <= 1030 #/100mL | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec |
| 002 | E. coli | 30DA GM | <= 206 #/100mL | Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec |
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