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Clean Water Act discharge permit · NPDES COL027154

PEABODY ENERGY - TWENTYMILE COAL LLC, Oak Creek, CO: NPDES COL027154 discharge permit, effluent exceedances, inspections, penalties

PEABODY ENERGY - TWENTYMILE COAL LLC, held by Peabody Energy - Twentymile Coal LLC, holds NPDES permit COL027154. EPA’s file records it issued January 1, 2021 and expiring December 31, 2025. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for PEABODY ENERGY - TWENTYMILE COAL LLC: its NPDES ID, its permit type and status, its dates, its address in Oak Creek, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COL027154.

Identity

Facility as filedPEABODY ENERGY - TWENTYMILE COAL LLC
Permittee as filedPeabody Energy - Twentymile Coal LLC
NPDES IDCOL027154
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeAssociated permit record
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramBiosolids
IssuedJanuary 1, 2021
Expiration dateDecember 31, 2025
AddressOak Creek, CO 81657
SubwatershedMiddle Trout Creek (HUC 140500010505)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES COL027154.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES COL027154.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID COL027154 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

The PEABODY ENERGY - TWENTYMILE COAL LLC permit is one of 3 biosolids permits on EPA's NPDES register in Routt County, this one included. It is also one of 1 NPDES permits in the Middle Trout Creek subwatershed, this one included. The permit records show 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.