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Clean Water Act discharge permit · NPDES IDR10C03Y

CANDAU SOUTH SUB, Star, ID: NPDES IDR10C03Y discharge permit, effluent exceedances, inspections, penalties

CANDAU SOUTH SUB, held by Toll Bros., Inc., holds NPDES permit IDR10C03Y, which discharges to Little Gulch Creek. EPA’s file records it issued November 19, 2021 and expiring February 16, 2022.

CANDAU SOUTH SUB, Star, Idaho: Coverage under a general permit IDR10C03Y, held by Toll Bros., Inc.; Construction stormwater; Administratively continued (past its expiration date and still in force until reissued); issued November 19, 2021, term to February 16, 2022; discharges to Little Gulch Creek.

Idaho holds 3,630 Construction stormwater coverages of this permit type in EPA’s file; 496 were issued before IDR10C03Y. Toll Bros., Inc. holds 9 permits in Idaho.

Other permits held by Toll Bros., Inc.

Coverages issued nearest IDR10C03Y

CANDAU SOUTH SUB among its neighbors

EPA’s permit file holds 197 discharge permits in the Mill Slough-Boise River subwatershed (HUC 170501140410), IDR10C03Y among them.

Other permits in the Mill Slough-Boise River subwatershed (HUC 170501140410)

What the register holds for CANDAU SOUTH SUB: its NPDES ID, its permit type and status, its dates, its address in Star, Idaho, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10C03Y.

Identity

Facility as filedCANDAU SOUTH SUB
Permittee as filedToll Bros., Inc.
NPDES IDIDR10C03Y
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedNovember 19, 2021
Expiration dateFebruary 16, 2022
AddressStar, ID 83669
Receiving waterLittle Gulch Creek
SubwatershedMill Slough-Boise River (HUC 170501140410)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES IDR10C03Y.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES IDR10C03Y.

Inspections

EPA’s inspection file holds no inspection for NPDES IDR10C03Y.

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 IDR10C03Y.

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, IDR10C03Y.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

CANDAU SOUTH SUB sits among 47 storm water construction permits in Star, with 0.0% carrying a violation on file. Earlier issue dates than this permit apply to 64.7% of the 34 Star storm water construction permits, and the Mill Slough-Boise River subwatershed holds 197 NPDES permits, this permit included.