Clean Water Act discharge permit · NPDES IDR1002ZM
CASTLE MOUNTAIN CREEKS PUBLIC WATERLINE REPLACEMENT, Crouch, ID: NPDES IDR1002ZM discharge permit, effluent exceedances, inspections, penalties
- Not neededPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
CASTLE MOUNTAIN CREEKS PUBLIC WATERLINE REPLACEMENT, held by Knife River Corporation- Mountain West Division, holds NPDES permit IDR1002ZM. 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 CASTLE MOUNTAIN CREEKS PUBLIC WATERLINE REPLACEMENT: its NPDES ID, its permit type and status, its its address in Crouch, Idaho. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR1002ZM.
Identity
| Facility as filed | CASTLE MOUNTAIN CREEKS PUBLIC WATERLINE REPLACEMENT |
|---|---|
| Permittee as filed | Knife River Corporation- Mountain West Division |
| NPDES ID | IDR1002ZM |
| Permit status | Not needed |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Construction stormwater |
| Address | Crouch, ID 83622 |
| Subwatershed | Pyle Creek-Middle Fork Payette River (HUC 170501210403) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES IDR1002ZM.
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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES IDR1002ZM.
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, IDR1002ZM.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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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 IDR1002ZM there.
Nearby on the register
- Discharge permits in Crouch
- Every permit record in Crouch, A to Z
- Discharge permits in Idaho
- Every permit record in Idaho, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.