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Clean Water Act discharge permit · NPDES IDR10030J

KLAMATH FALLS SUBDIVISION NO. 2, Caldwell, ID: NPDES IDR10030J discharge permit, effluent exceedances, inspections, penalties

KLAMATH FALLS SUBDIVISION NO. 2, held by Challenger Development, Inc., holds NPDES permit IDR10030J. EPA’s file records it issued March 17, 2021 and expiring February 15, 2022. 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 KLAMATH FALLS SUBDIVISION NO. 2: its NPDES ID, its permit type and status, its dates, its address in Caldwell, Idaho. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10030J.

Identity

Facility as filedKLAMATH FALLS SUBDIVISION NO. 2
Permittee as filedChallenger Development, Inc.
NPDES IDIDR10030J
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMarch 17, 2021
Expiration dateFebruary 15, 2022
Issuing agencyU.S. EPA
AddressCaldwell, ID 83607
SubwatershedLower Indian Creek (HUC 170501140507)

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 IDR10030J.

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 IDR10030J.

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 IDR10030J there.

Nearby on the register

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

What this page shows

KLAMATH FALLS SUBDIVISION NO. 2 is one of 151 storm water construction permits on EPA's NPDES register in Caldwell, and 0.0% of that group has a violation on file. Among the 87 storm water construction permits in Caldwell, 25.3% were issued earlier than this one, which was issued March 17, 2021, and it has no pollutants under a numeric limit or effluent exceedances on record.