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Center Coal Co

Bituminous Coal And Lignite - Surface, Center, North Dakota. NPDES permit ND0025321, in force until Jun 30, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 32 days after each period: form A twice a year
Renewal application due
Jan 2, 2028 · 180 days before expiry; your permit may set another date
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 16 required values missing, 1 of 2 reports late

Limits in force (16)

ParameterStatisticLimitMonths
pHminimum≥ 6.5 SUall year
pHmaximum≤ 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
Solids, settleabledaily minimumreport only (mL/L)all year
Solids, settleablemonthly averagereport only (mL/L)all year
Solids, settleabledaily maximum≤ .5 mL/Lall year
Oil & Greasedaily maximum≤ 10 mg/Lall year
Iron, total [as Fe]daily minimumreport only (mg/L)all year
Iron, total [as Fe]monthly average≤ 3.5 mg/Lall year
Iron, total [as Fe]daily maximum≤ 7 mg/Lall 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
Flow, totalmonthly totalreport only (Mgal/mo)all year
Oil and grease visualtotal< 1 N=0;Y=1all year

How strict are these limits?

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

Same industry: the 3 Coal Mining permits in North Dakota.

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/ND0025321 · MCP: https://passage-data.com/mcp