NPDES permit VA0090433 · Minor NON-POTW · effective, expires 2028-02-29 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast 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 | pH | DAILY MN | >= 6 SU | all year |
| 001 | pH | DAILY MX | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 30 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 100 mg/L | all year |
| 001 | Oil & Grease | MO AVG | <= 15 mg/L | all year |
| 001 | Oil & Grease | DAILY MX | <= 20 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | MO AVG | <= .41 mg/L | all year |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | <= .41 mg/L | all year |
| 001 | Zinc, total recoverable | MO AVG | <= 36 ug/L | all year |
| 001 | Zinc, total recoverable | DAILY MX | <= 36 ug/L | all year |
| 001 | Copper, total recoverable | MO AVG | <= 3.6 ug/L | all year |
| 001 | Copper, total recoverable | DAILY MX | <= 3.6 ug/L | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 901 | pH | DAILY MN | >= 6 SU | all year |
| 901 | pH | DAILY MX | <= 9 SU | all year |
| 901 | Solids, total suspended | MO AVG | report only | all year |
| 901 | Solids, total suspended | DAILY MX | report only | all year |
| 901 | Hardness, total [as CaCO3] | MO AVG | report only | all year |
| 901 | Zinc, dissolved [as Zn] | MO AVG | report only | all year |
| 901 | Zinc, dissolved [as Zn] | DAILY MX | report only | all year |
| 901 | Precipitation volume | MO AVG | report only | all year |
| 901 | Precipitation volume | DAILY MX | report only | all year |
| 901 | Toxic Units Static 48HR Acute Ceriodaphnia dubia | MO AVG | report only | all year |
| 901 | TU LC50 Static 48Hr Acute Pimephales promelas | 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