Passage Data · Check a report · Use it from your AI

The Black Diamond Company

Bituminous Coal - Underground, Argo, Ky, Virginia. NPDES permit VAM081501 expired Jul 12, 2024; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 10 days after each period: form Q quarterly (16 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (16)

ParameterStatisticLimitMonths
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
Solids, total suspendeddaily minimumreport only (mg/L)all year
Solids, total suspendedmonthly average≤ 35 mg/Lall year
Solids, total suspendeddaily maximum≤ 70 mg/Lall year
Iron, total [as Fe]daily minimumreport only (mg/L)all year
Iron, total [as Fe]monthly average≤ 3 mg/Lall year
Iron, total [as Fe]daily maximum≤ 6 mg/Lall year
Manganese, total [as Mn]daily minimumreport only (mg/L)all year
Manganese, total [as Mn]monthly average≤ 2 mg/Lall year
Manganese, total [as Mn]daily maximum≤ 4 mg/Lall year
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/min)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/min)all year
Solids, total dissolved [TDS]daily minimumreport only (mg/L)all year
Solids, total dissolved [TDS]monthly averagereport only (mg/L)all year
Solids, total dissolved [TDS]daily maximumreport only (mg/L)all year

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

Same industry: the 169 Coal Mining permits in Virginia.

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/VAM081501 · MCP: https://passage-data.com/mcp