Clean Water Act discharge permit · NPDES IDR10C21D

FALCON VALLEY SUBDIVISION NO 9, Middleton, ID: NPDES IDR10C21D discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

FALCON VALLEY SUBDIVISION NO 9, held by Challenger Development, Inc., holds NPDES permit IDR10C21D, which discharges to Unnamed Drain. EPA’s file records it issued January 10, 2022 and expiring February 9, 2027.

FALCON VALLEY SUBDIVISION NO 9, Middleton, Idaho: Coverage under a general permit IDR10C21D, held by Challenger Development, Inc.; Construction stormwater; Effective; issued January 10, 2022, term to February 9, 2027; discharges to Unnamed Drain.

Idaho holds 3,630 Construction stormwater coverages of this permit type in EPA’s file; 576 were issued before IDR10C21D. Challenger Development, Inc. holds 126 permits in Idaho.

Other permits held by Challenger Development, Inc.

BARNWOOD SUBDIVISION NO. 1, Boise: IDR1000Z6, issued March 9, 2018
BARAYA APARTMENTS SUBDIVISION, Meridian: IDR1001E3, issued September 25, 2018
BROOKDALE ESTATES SUBDIVISION NO. 6 & 7, Namapa: IDR1001IH, issued November 30, 2018
BARAYA SUBDIVISION NO. 3 & 4, Meridian: IDR1001LO, issued February 12, 2019
ARBOR RIDGE SUBDIVISION NO. 6, Kuna: IDR1001MY, issued February 26, 2019
CEDAR CROSSING SUBDIVISION NO. 4, Caldwell: IDR1001P1, issued March 25, 2019
MERIWETHER PARK SUBDIVISION NO. 3, Nampa: IDR1001PE, issued March 28, 2019
FALCON VALLEY SUBDIVISION NO. 6, Middleton: IDR1001PM, issued March 28, 2019
MEMORY RANCH SUBDIVISION NO. 3, Meridian: IDR1001RY, issued April 26, 2019
DOVER PLACE SUBDIVISION NO. 1 & 2, Caldwell: IDR1001TR, issued May 15, 2019

Coverages issued nearest IDR10C21D

January 10, 2022: FALCON RIM SUBDIVISION, Middleton, IDR10C218, held by Tradition Capital Partners
January 10, 2022: BLOSSOM MEADOWS - PHASE 1, Kuna, IDR10C219, held by TH Holdings 2022, LLC
January 10, 2022: TRAIL CREEK DIVISION 5, Pocatello, IDR10C21A, held by Brian Ball
January 10, 2022: EASY FLYER SUBDIVISION, Middleton, IDR10C21B, held by Concar, Inc.
January 10, 2022: ARROWROCK FARM SUBDIVISION NO 1 (CHALLENGER), Caldwell, IDR10C21C, held by Challenger Development, Inc.
January 10, 2022: CENTERVILLE SUBDIVISION NO 2 (CHALLENGER), Meridian, IDR10C21E, held by Challenger Development, Inc.
January 10, 2022: PENNSYLVANIA PARK 4 PLEXES, Caldwell, IDR10C21F, held by Challenger Development, Inc.
January 10, 2022: MIDDLEBURY NORTH SUBDIVISION NO 2 (CHALLENGER), Nampa, IDR10C21G, held by Challenger Development, Inc.
January 10, 2022: GANDER CREEK SOUTH SUBDIVISION NO 4 (CHALLENGER), Meridian, IDR10C21H, held by Challenger Development, Inc.
January 10, 2022: SKYHAWK EAST SUBDIVISION (CHALLENGER), Emmett, IDR10C21I, held by Challenger Development, Inc.

FALCON VALLEY SUBDIVISION NO 9 among its neighbors

EPA’s permit file holds 197 discharge permits in the Mill Slough-Boise River subwatershed (HUC 170501140410), IDR10C21D among them. Its county holds 377, 2 of them major permits; IDR10C21D is a minor permit.

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

1ST STREET TOWNHOMES SUBDIVISION, Star: IDR10C20H, minor permit, discharging to Boise River, permit term to February 9, 2027
2684 BEACON LIGHT IMPROVEMENT PROJECT, Eagle: IDR10C1O0, minor permit, discharging to Foothill Ditch, permit term to February 9, 2027
9335 SH-44 4 ACRE LOT, Middleton: IDR1002ZU, not classed
ACHD LINDRE: SH44 TO FLOATING FEATHER, Eagle: IDR10C1TT, minor permit, discharging to Foothill Ditch, permit term to February 9, 2027
AMBERLY RANCH SUBDIVISION, Eagle: IDR10L0FX, not classed
AMERICAN STAR SUBDIVISION NO. 2, Star: IDR1002TO, minor permit, permit term to February 15, 2022
AMERICAN STAR SUBDIVISION NO. 3, Star: IDR10C05M, minor permit, discharging to McHenry Lateral, Big Gulch Creek, permit term to February 16, 2022
ARTESIAN SPRINGS SUBDIVISION, Middleton: IDR10C1JY, minor permit, discharging to Mill Slough, permit term to February 9, 2027
ARVORY CREST SUBDIVISION PHASE 4, Star: IDR10C1YC, minor permit, discharging to McHenery Lateral, permit term to February 9, 2027
BALD EAGLE POINTE SUBDIVISION NO. 1, Eagle: IDR1002PH, minor permit, permit term to February 15, 2022

What the register holds for FALCON VALLEY SUBDIVISION NO 9: its NPDES ID, its permit type and status, its dates, its address in Middleton, Idaho, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10C21D.

Identity

Facility as filed	FALCON VALLEY SUBDIVISION NO 9
Permittee as filed	Challenger Development, Inc.
NPDES ID	IDR10C21D
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	January 10, 2022
Expiration date	February 9, 2027
Address	Middleton, ID 83644
Receiving water	Unnamed Drain
Receiving water impaired	303(D) Listed
Subwatershed	Mill Slough-Boise River (HUC 170501140410)

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 IDR10C21D.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IDR10C21D.

Inspections

EPA’s inspection file holds no inspection for NPDES IDR10C21D.

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 IDR10C21D.

Watch this permit

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Nearby on the register

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

FALCON VALLEY SUBDIVISION NO 9, a storm water construction permit in Middleton, Canyon County, Idaho, sits among 308 such permits in Canyon County on EPA's NPDES register, and 0.0% of those 308 carry a violation on file. Of the 269 storm water construction permits in Canyon County, this one included, 10.0% were issued earlier than this permit, and it is one of 197 NPDES permits in the Mill Slough-Boise River subwatershed, this one included.