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Data Processing And Preparation, Louisa, Virginia. NPDES permit VA0093301, in force until Jan 31, 2031. Last 12 months: no values over a limit, 1 of 7 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| Temperature, water deg. centigrade | daily maximum | ≤ 32 deg C | all year |
| Oxygen, dissolved [DO] | minimum | ≥ 4 mg/L | all year |
| pH | minimum | ≥ 6 SU | all year |
| pH | maximum | ≤ 9 SU | all year |
| Carbon, dissolved organic [as C] | monthly average | report only (mg/L) | all year |
| Carbon, dissolved organic [as C] | daily maximum | report only (mg/L) | all year |
| Hardness, total [as CaCO3] | minimum | ≥ 150 mg/L | all year |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year |
| Zinc, total recoverable | monthly average | ≤ 165 ug/L | all year |
| Zinc, total recoverable | daily maximum | ≤ 165 ug/L | all year |
| Aluminum, total recoverable | monthly average | report only (mg/L) | all year |
| Aluminum, total recoverable | daily maximum | report only (mg/L) | all year |
| Cadmium, total recoverable | monthly average | ≤ 1.4 ug/L | all year |
| Cadmium, total recoverable | daily maximum | ≤ 1.4 ug/L | all year |
| Copper, total recoverable | monthly average | ≤ 18 ug/L | all year |
| Copper, total recoverable | daily maximum | ≤ 18 ug/L | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Chlorine, total residual | monthly average | ≤ .008 mg/L | all year |
| Chlorine, total residual | daily maximum | ≤ .016 mg/L | all year |
Cited limits by parameter: Virginia's rules and the federal ones.
Same industry: the 3 Business Services 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/VA0093301 · MCP: https://passage-data.com/mcp