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Clean Water Act discharge permit · NPDES IDR10B549

IDAHO TRANSPORTATION DEPARTMENT (ITD) - TOPAZ TO LAVA HOT SPRINGS HWY PROJECT, Lava Hot Springs, ID: NPDES IDR10B549 discharge permit, effluent exceedances, inspections, penalties

IDAHO TRANSPORTATION DEPARTMENT (ITD) - TOPAZ TO LAVA HOT SPRINGS HWY PROJECT, held by IDAHO TRANSPORTATION DEPARTMENT (IDT), holds NPDES permit IDR10B549, which discharges to Portneuf River. 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 IDAHO TRANSPORTATION DEPARTMENT (ITD) - TOPAZ TO LAVA HOT SPRINGS HWY PROJECT: its NPDES ID, its permit type and status, its its address in Lava Hot Springs, Idaho, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10B549.

Identity

Facility as filedIDAHO TRANSPORTATION DEPARTMENT (ITD) - TOPAZ TO LAVA HOT SPRINGS HWY PROJECT
Permittee as filedIDAHO TRANSPORTATION DEPARTMENT (IDT)
NPDES IDIDR10B549
Permit statusPending
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
Issuing agencyU.S. EPA, REGION 10
AddressLava Hot Springs, ID 83246
Receiving waterPORTNEUF RIVER
SubwatershedPullum Hollow-Bear River (HUC 160102020604)

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 IDR10B549.

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 IDR10B549.

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, IDR10B549.

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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 IDR10B549 there.

Nearby on the register

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

What this page shows

The Pullum Hollow-Bear River subwatershed holds 1 NPDES permit, which is the IDAHO TRANSPORTATION DEPARTMENT (ITD) - TOPAZ TO LAVA HOT SPRINGS HWY PROJECT filing. EPA's NPDES register lists 55 storm water construction permits across Bannock County. Of those 55 permits, 0.0% carry a violation on file.