Clean Water Act discharge permit · NPDES IDR10L09O

TWIN FALLS COUNTY COURTHOUSE, Twin Falls, ID: NPDES IDR10L09O discharge permit, effluent exceedances, inspections, penalties

Not neededPermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

TWIN FALLS COUNTY COURTHOUSE, held by Starr Corporation, holds NPDES permit IDR10L09O.

TWIN FALLS COUNTY COURTHOUSE, Twin Falls, Idaho: Coverage under a general permit IDR10L09O, held by Starr Corporation; Construction stormwater; Not needed.

Idaho holds 3,630 Construction stormwater coverages of this permit type in EPA’s file. Starr Corporation holds 7 permits in Idaho.

Other permits held by Starr Corporation

MP-29 RECHARGE BASIN AMERICAN FALLS RESERVOIR DISTRICT NO. 2, Hunt: IDR10024V
ABERDEEN WWTP IMPROVEMENTS, Aberdeen: IDR10C1GW, issued January 10, 2022
FAMILY HEALTH SERVICES, Shoshone: IDR10L07Y
G1 PARKING LOT - IDAHO STATE UNIVERSITY, City Of Pocatello: IDR10L0CG
JEROME HIGH SCHOOL, Jerome: IDR10L0HG
CSI: LEROY CRAIG JEROME CENTER, Jerome: IDR10L0JB

TWIN FALLS COUNTY COURTHOUSE among its neighbors

EPA’s permit file holds 16 discharge permits in the Mud Creek subwatershed (HUC 170402121005), IDR10L09O among them. Its county holds 108, 1 of them major permits; IDR10L09O is a permit EPA has not classed major or minor.

Other permits in the Mud Creek subwatershed (HUC 170402121005)

20633 BURLEY AVE US TO FRUITLAND AVE, Buhl: IDR10C1Y1, minor permit, discharging to K Coulee Canal, permit term to February 9, 2027
22956 23927 BUHL SCHOOL PEDESTRIAN FACILITIES & PATHWAY PH2, Buhl: IDR10L08N, not classed, permit term to September 30, 2023
2716 ITD BUHL BURLEY AVE, Buhl: IDR10C1YD, minor permit, discharging to Mud Creek, permit term to February 9, 2027
BLAU FARM POND, Buhl: IDG130079, not classed, discharging to SILVER CREEK
BUHL SCHOOL PEDESTRIAN FACILITIES & PATHWAY PH2, Buhl: IDR10L08M, not classed, permit term to September 30, 2023
BUHL, CITY OF - BUHL WWTP, Buhl: ID0020664, minor permit, discharging to MUD CREEK (EAST FORK), permit term to August 31, 2004
FIRST ASCENT FISH FARM, Buhl: IDG130116, minor permit, discharging to MUD CREEK, SNAKE RIVER, permit term to September 10, 2004
IGC BUHL COMPRESSOR BUILDING, Buhl: IDR10L0HU, not classed
JUKER PONDS, Buhl: IDG130070, minor permit, discharging to SILO CREEK, permit term to September 10, 2004
NUTRIEN AG SOLUTIONS, Buhl: IDR10C1SH, minor permit, discharging to 2nd order segments of Briggs Creeks and Ceder Draw, permit term to February 9, 2027

What the register holds for TWIN FALLS COUNTY COURTHOUSE: its NPDES ID, its permit type and status, its its address in Twin Falls, Idaho. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10L09O.

Identity

Facility as filed	TWIN FALLS COUNTY COURTHOUSE
Permittee as filed	Starr Corporation
NPDES ID	IDR10L09O
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	Twin Falls, ID 83301
Subwatershed	Mud Creek (HUC 170402121005)

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 IDR10L09O.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IDR10L09O.

Inspections

EPA’s inspection file holds no inspection for NPDES IDR10L09O.

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 IDR10L09O.

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, IDR10L09O.

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Nearby on the register

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

The TWIN FALLS COUNTY COURTHOUSE permit, held by Starr Corporation under NPDES ID IDR10L09O, is one of 59 storm water construction permits on EPA's NPDES register in Twin Falls County, this one included. It sits within the Mud Creek subwatershed, which holds 16 NPDES permits, this one included. The permit records no pollutants under a numeric limit and no effluent exceedances, and 0.0% of the county's 59 storm water construction permits have a violation on file.