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Gasoline Service Stations, Ruther Glen, Virginia. NPDES permit VA0092657, in force until Nov 30, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| pH | minimum | ≥ 6 SU | all year |
| pH | maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | report only (mg/L) | all year |
| Solids, total suspended | daily maximum | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year |
| Toluene | monthly average | report only (ug/L) | all year |
| Toluene | daily maximum | report only (ug/L) | all year |
| Benzene | monthly average | report only (ug/L) | all year |
| Benzene | daily maximum | report only (ug/L) | all year |
| Ethylbenzene | monthly average | report only (ug/L) | all year |
| Ethylbenzene | daily maximum | report only (ug/L) | all year |
| Naphthalene | monthly average | ≤ 8.9 ug/L | all year |
| Naphthalene | daily maximum | ≤ 8.9 ug/L | all year |
| Petrol hydrocarbons, total recoverable | monthly average | ≤ 15 mg/L | all year |
| Petrol hydrocarbons, total recoverable | daily maximum | ≤ 15 mg/L | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Xylene [mix of m+o+p] | monthly average | report only (ug/L) | all year |
| Xylene [mix of m+o+p] | daily maximum | report only (ug/L) | all year |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| Nitrogen, ammonia total [as N], daily maximum | 1 mg/L | new | 96.1 mg/L (3 values) | 96.1× |
| Nitrogen, ammonia total [as N], monthly average | 1 mg/L | new | 96.1 mg/L (3 values) | 96.1× |
| Xylene [mix of m+o+p], daily maximum | 33 ug/L | new | 8.8 ug/L (3 values, 1 below detection) | 0.267× |
| Xylene [mix of m+o+p], monthly average | 33 ug/L | new | 8.8 ug/L (3 values, 1 below detection) | 0.267× |
Cited limits by parameter: Virginia's rules and the federal ones.
Same industry: the 8 Automotive Dealers and Gasoline Service Stations permits in Virginia.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/VA0092657 · MCP: https://passage-data.com/mcp