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Clean Water Act discharge permit · NPDES COR423850

LITTLE SNAKE SUBSTATION, Craig, CO: NPDES COR423850 discharge permit, effluent exceedances, inspections, penalties

LITTLE SNAKE SUBSTATION, held by Cache Valley Electric, holds NPDES permit COR423850. EPA’s file records it issued May 15, 2024 and expiring March 31, 2029. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for LITTLE SNAKE SUBSTATION: its NPDES ID, its permit type and status, its dates, its address in Craig, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR423850.

Identity

Facility as filedLITTLE SNAKE SUBSTATION
Permittee as filedCache Valley Electric
NPDES IDCOR423850
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedMay 15, 2024
Expiration dateMarch 31, 2029
AddressCraig, CO 86125
Subwatershed140500030901 (HUC 140500030901)

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 COR423850.

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 COR423850.

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 COR423850 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

The Little Snake Substation permit in Craig, Moffat County, Colorado, is one of 41 general permit coverages on EPA's NPDES register in Moffat County, this one included. Of all 40 general permit coverages in Moffat County (this one included), 70.0% were issued earlier than this permit. The permit sits among 4 NPDES permits in the 140500030901 subwatershed, this one included, and it has no pollutant with a numeric limit or an effluent exceedance on file.