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Radford City

Water Supply, Radford, Virginia. NPDES permit VA0054780, in force until Aug 31, 2027. Last 12 months: no values over a limit, 1 of 13 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 10 days after each period: form M1 monthly (6 values), form S1 twice a year
Renewal application due: Mar 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file: August 2026
Oct 2024 – Sep 2025: 0 values over a limit, 0 required values missing, 0 of 14 reports late

Limits in force (9)

Parameter	Statistic	Limit	Months
pH	instantaneous minimum	≥ 6 SU	all year
pH	instantaneous maximum	≤ 9 SU	all year
Solids, total suspended	monthly average	≤ 30 mg/L	all year
Solids, total suspended	daily maximum	≤ 60 mg/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	daily average	≤ 87 ug/L	all year
Chlorine, total residual	maximum	≤ 87 ug/L	all year
Toxic Units Static 48HR Acute Ceriodaphnia dubia	daily maximum	≤ 1 tox acute	all year

How strict are these limits?

Solids, total suspended, daily maximum 60 mg/L — stricter than 78% of 245 other minor industrial and other permits in Virginia; 12% have the same limit
Solids, total suspended, monthly average 30 mg/L — stricter than 42% of 450 other minor industrial and other permits in Virginia; 40% have the same limit

Cited limits by parameter: Virginia's rules and the federal ones.

Same industry: the 24 Water Supply 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/VA0054780 · MCP: https://passage-data.com/mcp