Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
One more press on the next page sends it; there is no link to click in an email. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES IDR10C1QD

STIBNITE GOLD PROJECT - LF, Cascade, ID: NPDES IDR10C1QD discharge permit, effluent exceedances, inspections, penalties

STIBNITE GOLD PROJECT - LF, held by Perpetua Resources Idaho, Inc., holds NPDES permit IDR10C1QD, which discharges to Big Creek. EPA’s file records it issued January 10, 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 STIBNITE GOLD PROJECT - LF: its NPDES ID, its permit type and status, its dates, its address in Cascade, Idaho, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10C1QD.

Identity

Facility as filedSTIBNITE GOLD PROJECT - LF
Permittee as filedPerpetua Resources Idaho, Inc.
NPDES IDIDR10C1QD
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJanuary 10, 2022
Expiration dateFebruary 9, 2027
AddressCascade, ID 83611
Receiving waterBig Creek
SubwatershedUpper Big Creek (HUC 170501230501)

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 IDR10C1QD.

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 IDR10C1QD.

Inspections

EPA’s inspection file holds no inspection for NPDES IDR10C1QD.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES IDR10C1QD.

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, IDR10C1QD.

Start the watch

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 IDR10C1QD there.

STIBNITE GOLD PROJECT - LF, Cascade, Idaho: Coverage under a general permit IDR10C1QD, held by Perpetua Resources Idaho, Inc.; Construction stormwater; Effective; issued January 10, 2022, term to February 9, 2027; discharges to Big Creek.

Idaho holds 3,630 Construction stormwater coverages of this permit type in EPA’s file; 576 were issued before IDR10C1QD. Perpetua Resources Idaho, Inc. holds 6 permits in Idaho.

Other permits held by Perpetua Resources Idaho, Inc.

Coverages issued nearest IDR10C1QD

STIBNITE GOLD PROJECT - LF among its neighbors

1 discharge permits are in the Upper Big Creek subwatershed (HUC 170501230501); IDR10C1QD is one. Its county: 78, 0 major; IDR10C1QD is minor permit.

Nearby on the register

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

What this page shows

The Upper Big Creek subwatershed holds 1 NPDES permit, including STIBNITE GOLD PROJECT - LF. Of the 47 storm water construction permits in Valley County, counting STIBNITE GOLD PROJECT - LF, 6.4% were issued before it. EPA's NPDES register lists 54 storm water construction permits in Valley County, including STIBNITE GOLD PROJECT - LF.