Clean Water Act discharge permit · NPDES IDR10C26W

KENYON MEADOWS PHASE 3, 4 & OFFSITE SEWER UPGRADE, Twin Falls, ID: NPDES IDR10C26W 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

KENYON MEADOWS PHASE 3, 4 & OFFSITE SEWER UPGRADE, held by Staker Parsons DBA Idaho Materials and Construction, holds NPDES permit IDR10C26W, which discharges to Low Line Canal (Twin Falls Canal Co.). EPA’s file records it issued January 10, 2022 and expiring February 9, 2027.

KENYON MEADOWS PHASE 3, 4 & OFFSITE SEWER UPGRADE, Twin Falls, Idaho: Coverage under a general permit IDR10C26W, held by Staker Parsons DBA Idaho Materials and Construction; Construction stormwater; Effective; issued January 10, 2022, term to February 9, 2027; discharges to Low Line Canal (Twin Falls Canal Co.).

Idaho holds 3,630 Construction stormwater coverages of this permit type in EPA’s file; 576 were issued before IDR10C26W. Staker Parsons DBA Idaho Materials and Construction holds 9 permits in Idaho.

Other permits held by Staker Parsons DBA Idaho Materials and Construction

TWIN FALLS REGIONAL AIRPORT APRON REHAB, Twin Falls: IDR10C23I, issued January 10, 2022
CHOBANI 3300 EAST ROAD ACCESS AND WIDENING, Twin Falls: IDR10L0L1
3600 EAST ROAD RECONSTRUCTION, Kimberly: IDR10L0LM
1ST AVE. REHABILITATION, 5TH STREET TO SUN VALLEY ROAD, Ketchum: IDR10L0LV
800 W PAVING PROJECT, Burley: IDR10L0M3
US-30 BLUE LAKES BLVD TO EASTLAND DR, Twin Falls: IDR10L0MM
JEROME DOWNTOWN REVITALIZATION, Jerome: IDR10L0MW
PINE-FEATHERVILLE ROAD REHABILITATION, Pine: IDR10L0NA

Coverages issued nearest IDR10C26W

January 10, 2022: PINTAIL POND, Parma, IDR10C26R, held by Tyler Archibald
January 10, 2022: MIDPOINT SUBSTATION EXPANSION, Jerome, IDR10C26S, held by Idaho Power Company
January 10, 2022: TAXI LANE S EXTENSION WIDENING & RECONSTRUCTION (BOI), Boise, IDR10C26T, held by BOISE AIRPORT (City of Boise)
January 10, 2022: NORSE LANDING, Caldwell, IDR10C26U, held by Norse Development LLC
January 10, 2022: RIDLEY COURT, Sandpoint, IDR10C26V, held by Lippert Excavation
January 10, 2022: SNAKE RIVER CANYON NATIONAL CEMETERY, Buhl, IDR10C26X, held by Alpine Construction Management
January 10, 2022: DOVETAIL CONDOMINIUMS, Eagle, IDR10C26Y, held by Larson Guth Construction
January 10, 2022: MCDERMOTT VILLAGE OFF SITE, Meridian, IDR10C26Z, held by Andersen Construction
January 10, 2022: ROCKY HILLS SUBDIVISION, Idaho Falls, IDR10C270, held by Mountain West Engineering
January 10, 2022: MIDPOINT SUBSTATION, Jerome, IDR10C271, held by EC Source Services

KENYON MEADOWS PHASE 3, 4 & OFFSITE SEWER UPGRADE among its neighbors

EPA’s permit file holds 22 discharge permits in the Outlet Rock Creek subwatershed (HUC 170402120608), IDR10C26W among them. Its county holds 108, 1 of them major permits; IDR10C26W is a minor permit.

Other permits in the Outlet Rock Creek subwatershed (HUC 170402120608)

2017 GRANDVIEW SEWER & CORROSION RESISTANT MANHOLES, Twin Falls: IDR1000LH, not classed
21951 US93 3250N TO 3800N (WCI), Filer: IDR10C22Z, minor permit, discharging to Lateral 153, permit term to February 9, 2027
BLIND CANYON AQUARANCH INC - TUPPER SPRINGS, Hagerman: IDG130131, minor permit, discharging to BILLINGSLEY CREEK, permit term to September 10, 2004
CONAGRA FOODS LAMB WESTON INC, Twin Falls: IDR05C169, not classed, discharging to ROCK CREEK
DAYDREAM RANCH, Twin Falls: IDG130084, minor permit, discharging to ROCK CREEK, permit term to September 10, 2004
DEADMAN'S GULCH FISH HATCHERY, Twin Falls: IDG130091, minor permit, discharging to ROCK CREEK VIA UNNAMED SEEP STREAM, permit term to September 10, 2004
EL MILAGRO HOMES, Twin Falls: IDR10C0TX, minor permit, discharging to K COULEE, permit term to February 9, 2027
EL MILAGRO PHASE I, Twin Falls: IDR1002KQ, minor permit, permit term to February 15, 2022
GOLDEN EAGLE SUBDIVISION NO. 7, Twin Falls: IDR10C0VN, minor permit, discharging to Low Line Canal, permit term to February 9, 2027
GORDON PAVING COMPANY INC, Twin Falls: IDR10B685, not classed, discharging to ROCK CREEK TO SNAKE RIVER

What the register holds for KENYON MEADOWS PHASE 3, 4 & OFFSITE SEWER UPGRADE: its NPDES ID, its permit type and status, its dates, its address in Twin Falls, Idaho, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10C26W.

Identity

Facility as filed	KENYON MEADOWS PHASE 3, 4 & OFFSITE SEWER UPGRADE
Permittee as filed	Staker Parsons DBA Idaho Materials and Construction
NPDES ID	IDR10C26W
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	Twin Falls, ID 83301
Receiving water	Low Line Canal (Twin Falls Canal Co.)
Subwatershed	Outlet Rock Creek (HUC 170402120608)

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 IDR10C26W.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IDR10C26W.

Inspections

EPA’s inspection file holds no inspection for NPDES IDR10C26W.

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 IDR10C26W.

Watch this permit

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Nearby on the register

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

The Kenyon Meadows Phase 3, 4 & Offsite Sewer Upgrade permit is one of 59 storm water construction permits on EPA's NPDES register in Twin Falls County, and it sits within the Outlet Rock Creek subwatershed, which holds 22 NPDES permits including this one. Among the 28 storm water construction permits in Twin Falls County, 7.1% were issued earlier than this one, and of the 59 county permits referenced above, 0.0% have a violation on file.