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Clean Water Act discharge permit · NPDES IDR10027Z

UPPER MALAD UNDERGROUND POWERLINE, Hagerman, ID: NPDES IDR10027Z discharge permit, effluent exceedances, inspections, penalties

UPPER MALAD UNDERGROUND POWERLINE, held by Idaho Power Company, holds NPDES permit IDR10027Z. 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 UPPER MALAD UNDERGROUND POWERLINE: its NPDES ID, its permit type and status, its its address in Hagerman, Idaho. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10027Z.

Identity

Facility as filedUPPER MALAD UNDERGROUND POWERLINE
Permittee as filedIdaho Power Company
NPDES IDIDR10027Z
Permit statusNot needed
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
AddressHagerman, ID 83332
SubwatershedBig Wood River-Mallad River (HUC 170402190906)

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 IDR10027Z.

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 IDR10027Z.

Inspections

EPA’s inspection file holds no inspection for NPDES IDR10027Z.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES IDR10027Z.

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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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 IDR10027Z there.

Nearby on the register

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

What this page shows

Hagerman has 3 storm water construction permits on EPA's NPDES register, this one included. The Big Wood River-Mallad River subwatershed holds 3 NPDES permits, this one included. UPPER MALAD UNDERGROUND POWERLINE shows 0 pollutants under a numeric limit.