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Clean Water Act discharge permit · NPDES IDR10C229

KCHM14 OH TO UG, Ketchum, ID: NPDES IDR10C229 discharge permit, effluent exceedances, inspections, penalties

KCHM14 OH TO UG, held by Idaho Power Company, holds NPDES permit IDR10C229, which discharges to Warms Springs Creek. EPA’s file records it issued January 10, 2022 and expiring February 9, 2027. 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 KCHM14 OH TO UG: its NPDES ID, its permit type and status, its dates, its address in Ketchum, Idaho, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10C229.

Identity

Facility as filedKCHM14 OH TO UG
Permittee as filedIdaho Power Company
NPDES IDIDR10C229
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJanuary 10, 2022
Expiration dateFebruary 9, 2027
AddressKetchum, ID 83340
Receiving waterWarms Springs Creek
SubwatershedRed Warrior Creek-Warm Springs Creek (HUC 170402190204)

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 IDR10C229.

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 IDR10C229.

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.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, IDR10C229.

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  • One permit holder — $99/month
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  • One state — $4,990/year
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How we handle your data → Privacy

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 IDR10C229 there.

Nearby on the register

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

What this page shows

KCHM14 OH TO UG is among the 32 storm water construction permits in Blaine County, and 0.0% of those have a violation on file. Of the 26 storm water construction permits in Blaine County, 7.7% were issued before this permit, and the Red Warrior Creek-Warm Springs Creek subwatershed holds 5 NPDES permits, including this permit.