NPDES permit MT0021857 · Minor POTW · administratively continued, expires 2015-08-31 · EPA's file as of 2026-09-19
Check this month's numbers before you fileThis permit expired on 2015-08-31 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.
Reports are due about 28 days after each monitoring period ends (the most common figure among MT permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Flow rate | 30DA AVG | report only | all year |
| 001 | Flow rate | DAILY MX | report only | all year |
| 001 | Flow rate | 30DA AVG | report only | all year |
| 001 | Flow rate | DAILY MX | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | 30DA AVG | <= 30 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | 7 DA AVG | <= 45 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | 30DA AVG | <= 63 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | 7 DA AVG | <= 95 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | SINGSAMP | report only | all year |
| 001 | pH | INST MIN | >= 6 SU | all year |
| 001 | pH | INST MAX | <= 9 SU | all year |
| 001 | Solids, total suspended | 30DA AVG | <= 30 mg/L | all year |
| 001 | Solids, total suspended | 7 DA AVG | <= 45 mg/L | all year |
| 001 | Solids, total suspended | 30DA AVG | <= 100 lb/d | all year |
| 001 | Solids, total suspended | 7 DA AVG | <= 150 lb/d | all year |
| 001 | Solids, total suspended | SINGSAMP | report only | all year |
| 001 | Oil and grease, hexane extr method | DAILY MX | <= 10 mg/L | all year |
| 001 | Nitrogen, total [as N] | SINGSAMP | report only | all year |
| 001 | Nitrogen, total [as N] | SINGSAMP | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | 30DA AVG | <= 10 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | 7 DA AVG | <= 17 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | 30DA AVG | <= 21.5 lb/d | all year |
| 001 | Nitrogen, Kjeldahl, total [as N] | SINGSAMP | report only | all year |
| 001 | Nitrite + Nitrate total [as N] | DAILY MX | <= 10 mg/L | all year |
| 001 | Phosphorus, total [as P] | SINGSAMP | report only | all year |
| 001 | Phosphorus, total [as P] | SINGSAMP | report only | all year |
| 001 | E. coli, MTEC-MF | 30DA AVG | <= 126 CFU/100mL | Apr, May, Jun, Jul, Aug, Sep, Oct, Dec |
| 001 | E. coli, MTEC-MF | 30DA AVG | <= 630 CFU/100mL | Jan, Feb, Mar, Nov, Dec |
| 001 | E. coli, MTEC-MF | 7 DA AVG | <= 252 CFU/100mL | Apr, May, Jun, Jul, Aug, Sep, Oct, Dec |
| 001 | E. coli, MTEC-MF | 7 DA AVG | <= 1260 CFU/100mL | Jan, Feb, Mar, Nov, Dec |
| 001 | BOD, 5-day, percent removal | MINIMUM | >= 85 % | all year |
| 001 | Solids, suspended percent removal | MINIMUM | >= 85 % | 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