NPDES permit VA0025291 · Major POTW · effective, expires 2029-11-30 · EPA's file as of 2026-09-19
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Last period with anything received: 2026-07-31.
Reports are due about 10 days after each monitoring period ends (the most common figure among VA permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Oxygen, dissolved [DO] | DAILY MN | >= 5 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 24 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | MX WK AV | <= 36 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 182 kg/d | all year |
| 001 | BOD, 5-day, 20 deg. C | MX WK AV | <= 270 kg/d | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | report only | all year |
| 001 | pH | DAILY MN | >= 6.5 SU | all year |
| 001 | pH | DAILY MX | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 24 mg/L | all year |
| 001 | Solids, total suspended | WKLY AVG | <= 36 mg/L | all year |
| 001 | Solids, total suspended | MO AVG | <= 180 kg/d | all year |
| 001 | Solids, total suspended | MX WK AV | <= 270 kg/d | all year |
| 001 | Solids, total suspended | MO AVG | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= 3.5 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | WKLY AVG | <= 4.4 mg/L | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | <= 2 MGD (alert) | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only (alert) | all year |
| 001 | BOD, percent removal [total] | MO AV MN | >= 85 % | all year |
| 001 | E. coli | GEO MEAN | <= 126 #/100mL | all year |
| 001 | Nitrogen, Total As N | MO AVG | <= 4 mg/L | all year |
| 001 | Phosphorus, Total As P | MO AVG | <= .3 mg/L | all year |
| 001 | Solids, suspended percent removal | MO AV MN | >= 85 % | all year |
| 001 | TU Static Renewal 7-Day Chronic Ceriodaphnia dubia | MAXIMUM | <= 3.33 tox chronic | all year |
| 001 | TU Static Renewal 7-Day Chronic Pimphales promelas | MAXIMUM | 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