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Clean Water Act discharge permit · NPDES IDR10C0M4

MIDDLEBURY NO 1, Nampa, ID: NPDES IDR10C0M4 discharge permit, effluent exceedances, inspections, penalties

MIDDLEBURY NO 1, held by Challenger Development, Inc., holds NPDES permit IDR10C0M4, which discharges to Indian Creek. EPA’s file records it issued November 25, 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 MIDDLEBURY NO 1: its NPDES ID, its permit type and status, its dates, its address in Nampa, Idaho, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10C0M4.

Identity

Facility as filedMIDDLEBURY NO 1
Permittee as filedChallenger Development, Inc.
NPDES IDIDR10C0M4
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedNovember 25, 2022
Expiration dateFebruary 9, 2027
AddressNampa, ID 83651
Receiving waterIndian Creek
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 IDR10C0M4.

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 IDR10C0M4.

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, IDR10C0M4.

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How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

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 IDR10C0M4 there.

Nearby on the register

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

What this page shows

The 308 storm water construction permits in Canyon County on EPA's NPDES register show a violation rate of 0.0%. MIDDLEBURY NO 1 sits in the Lower Indian Creek subwatershed, which counts 358 NPDES permits, and 92.9% of the 269 Canyon County permits were issued before this permit.