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Abandoned Mine Land Project 131 Almond Lake Highwall

Bituminous Coal And Lignite - Surface, Dugger, Indiana. NPDES permit ING040307, in force until Feb 28, 2031. Last 12 months: no values over a limit, 2 of 6 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (21 values)
Last report on file
August 2026

Limits in force (21)

ParameterStatisticLimitMonths
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 35 mg/Lall year
Solids, total suspendeddaily maximum≤ 70 mg/Lall year
Solids, settleabledaily maximum≤ .5 mL/Lall year
Iron, total recoverablemonthly average≤ 3 mg/Lall year
Iron, total recoverabledaily maximum≤ 6 mg/Lall year
Nickel, total recoverablemonthly averagereport only (mg/L)all year
Nickel, total recoverabledaily maximumreport only (mg/L)all year
Zinc, total recoverablemonthly averagereport only (mg/L)all year
Zinc, total recoverabledaily maximumreport only (mg/L)all year
Aluminum, total recoverablemonthly averagereport only (mg/L)all year
Aluminum, total recoverabledaily maximumreport only (mg/L)all year
Copper, total recoverablemonthly averagereport only (mg/L)all year
Copper, total recoverabledaily maximumreport only (mg/L)all year
Manganese, total recoverablemonthly average≤ 2 mg/Lall year
Manganese, total recoverabledaily maximum≤ 4 mg/Lall year
Durationmonthly totalreport only (d/mo)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Precipitation volumemonthly totalreport only (in/mo)all year

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

Same industry: the 38 Coal Mining permits in Indiana.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/ING040307 · MCP: https://passage-data.com/mcp