Clean Water Act discharge permit · NPDES IDR100302
45TH EAST GRAVITY IRRIGATION PIPING PROJECT PHASE 1, Ammon, ID: NPDES IDR100302 discharge permit, effluent exceedances, inspections, penalties
- Not neededPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
45TH EAST GRAVITY IRRIGATION PIPING PROJECT PHASE 1, held by Knife River Corporation, holds NPDES permit IDR100302. 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 45TH EAST GRAVITY IRRIGATION PIPING PROJECT PHASE 1: its NPDES ID, its permit type and status, its its address in Ammon, Idaho. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR100302.
Identity
| Facility as filed | 45TH EAST GRAVITY IRRIGATION PIPING PROJECT PHASE 1 |
|---|---|
| Permittee as filed | Knife River Corporation |
| NPDES ID | IDR100302 |
| 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 | Ammon, ID 83401 |
| Subwatershed | Upper Sand Creek (HUC 170402070503) |
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 IDR100302.
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 IDR100302.
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, IDR100302.
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 IDR100302 there.
Nearby on the register
- Discharge permits in Ammon
- Every permit record in Ammon, A to Z
- Discharge permits in Idaho
- Every permit record in Idaho, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.