NPDES permit WY0021938 · Minor POTW · effective, expires 2030-06-30 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast period with anything received: 2026-06-30. Most often over: Chlorine, total residual (6), pH (3), Solids, suspended percent removal (2).
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 | Temperature, water deg. centigrade | DAILY MX | report only | all year |
| 001 | Oxygen, dissolved [DO] | DAILY MX | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 30 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | WKLY AVG | <= 45 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | WKLY AVG | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | report only | all year |
| 001 | pH | INST MIN | >= 6.5 SU | all year |
| 001 | pH | INST MAX | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 45 mg/L | all year |
| 001 | Solids, total suspended | WKLY AVG | <= 65 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | report only | all year |
| 001 | Solids, total suspended | WKLY AVG | report only | all year |
| 001 | Solids, total suspended | MO AVG | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 59.04 mg/L | Jan, Feb, Mar, Apr, Oct, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 4.35 mg/L | May, Jun, Jul, Aug, Sep |
| 001 | Nitrogen, ammonia total [as N] | WKLY AVG | <= 26.76 mg/L | Jan, Feb, Mar, Apr, Oct, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= 21.58 mg/L | May, Jun, Jul, Aug, Sep |
| 001 | Nitrite + Nitrate total [as N] | DAILY MX | report only | all year |
| 001 | Duration | MO TOTAL | report only | all year |
| 001 | Chlorine, total residual | DAILY MX | <= .011 mg/L | all year |
| 001 | E. coli | MO AVG | <= 630 #/100mL | Jan, Feb, Mar, Apr, Oct, Nov, Dec |
| 001 | E. coli | MO AVG | <= 126 #/100mL | May, Jun, Jul, Aug, Sep |
| 001 | E. coli | DAILY MX | <= 630 #/100mL | Jan, Feb, Mar, Apr, Oct, Nov, Dec |
| 001 | E. coli | DAILY MX | <= 567 #/100mL | May, Jun, Jul, Aug, Sep |
| 001 | Phosphorus, Total | DAILY MX | report only | all year |
| 001 | Solids, total dissolved | DAILY MX | <= 500 mg/L | all year |
| 001 | BOD, 5-day, percent removal | MO AV MN | >= 65 % | all year |
| 001 | Solids, suspended percent removal | MO AV MN | >= 65 % | all year |
| 001 | Flow, total | DAILY MX | <= .05 MGD | all year |
| 001 | Flow, total | MO AVG | report only | all year |
| 001 | Produced water, oil and grease | DAILY MX | report only | all year |
| DMP1 | Temperature, water deg. centigrade | DAILY MX | report only | all year |
| DMP1 | pH | INST MIN | report only | all year |
| DMP1 | pH | INST MAX | 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