NPDES permit MO0117412 · Major POTW · administratively continued, expires 2025-12-31 · EPA's file as of 2026-09-19
Check this month's numbers before you fileThis permit expired on 2025-12-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.
Last period with anything received: 2026-08-31. Most often over: BOD, 5-day, percent removal (1), BOD, 5-day, 20 deg. C (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 |
|---|---|---|---|---|
| 001 | BOD, 5-day, 20 deg. C | WKLY AVG | <= 30 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 20 mg/L | all year |
| 001 | pH | MINIMUM | >= 6.5 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | WKLY AVG | <= 45 mg/L | all year |
| 001 | Solids, total suspended | MO AVG | <= 30 mg/L | all year |
| 001 | Oil and grease [soxhlet extr.] tot. | DAILY MX | <= 15 mg/L | all year |
| 001 | Oil and grease [soxhlet extr.] tot. | MO AVG | <= 10 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 12.1 mg/L | Aug |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 10.1 mg/L | Jul |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 12.1 mg/L | Oct |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 12.1 mg/L | Sep |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 12.1 mg/L | Jan, Nov |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | Apr, May |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 10.1 mg/L | Feb, Mar, Dec |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 12.1 mg/L | Jun |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 1.3 mg/L | Aug |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 1.1 mg/L | Jul |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 2.6 mg/L | Oct |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 1.7 mg/L | Sep |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 3.1 mg/L | Jan, Nov |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | report only | Apr, May |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 2.7 mg/L | Feb, Mar, Dec |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 1.5 mg/L | Jun |
| 001 | Nitrogen, Kjeldahl, total [as N] | DAILY MX | report only | all year |
| 001 | Nitrogen, Kjeldahl, total [as N] | MO AVG | report only | all year |
| 001 | Nitrite + Nitrate total [as N] | DAILY MX | report only | all year |
| 001 | Nitrite + Nitrate total [as N] | MO AVG | report only | all year |
| 001 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 001 | Phosphorus, total [as P] | MO AVG | report only | all year |
| 001 | Selenium, total recoverable | DAILY MX | report only | all year |
| 001 | Selenium, total recoverable | MO AVG | report only | all year |
| 001 | Thallium, total recoverable | DAILY MX | report only | all year |
| 001 | Thallium, total recoverable | MO AVG | report only | all year |
| 001 | Cadmium, total recoverable | DAILY MX | report only | all year |
| 001 | Cadmium, total recoverable | MO AVG | report only | all year |
| 001 | Lead, total recoverable | DAILY MX | report only | all year |
| 001 | Lead, total recoverable | MO AVG | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 001 | E. coli | 7 DA GEO | <= 1030 #/100mL | Apr, May, Jun, Jul, Aug, Sep, Oct |
| 001 | E. coli | 30DA GM | <= 206 #/100mL | Apr, May, Jun, Jul, Aug, Sep, Oct |
| 001 | Toxicity [acute], Ceriodaphnia dubia | DAILY MX | report only | all year |
| 001 | Toxicity [acute], Pimephales promelas [Fathead Minnow] | DAILY MX | report only | all year |
| 001 | BOD, 5-day, percent removal | MO AV MN | >= 85 % | all year |
| 001 | Solids, suspended percent removal | MO AV MN | >= 85 % | all year |
| INF | BOD, 5-day, 20 deg. C | MO AVG | report only | all year |
| INF | Solids, total suspended | MO AVG | report only | all year |
| INF | Nitrogen, ammonia total [as N] | DAILY MX | report only | all year |
| INF | Nitrogen, ammonia total [as N] | MO AVG | report only | all year |
| INF | Nitrogen, Kjeldahl, total [as N] | DAILY MX | report only | all year |
| INF | Nitrogen, Kjeldahl, total [as N] | MO AVG | report only | all year |
| INF | Nitrite + Nitrate total [as N] | DAILY MX | report only | all year |
| INF | Nitrite + Nitrate total [as N] | MO AVG | report only | all year |
| INF | Phosphorus, total [as P] | DAILY MX | report only | all year |
| INF | Phosphorus, total [as P] | MO AVG | report only | all year |
| SM1 | Hardness, total [as CaCO3] | DAILY MX | report only | all year |
| SM1 | Hardness, total [as CaCO3] | MO AVG | 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