Clean Water Act discharge permit · NPDES IDR10B678

HOFFBUHR EXCAVATING COMPANY INC, Twin Falls, ID: NPDES IDR10B678 discharge permit, effluent exceedances, inspections, penalties

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

HOFFBUHR EXCAVATING COMPANY INC holds NPDES permit IDR10B678, which discharges to Rock Creek To Snake River.

HOFFBUHR EXCAVATING COMPANY INC, Twin Falls, Idaho: Coverage under a general permit IDR10B678; Construction stormwater; Pending, by U.S. EPA, REGION 10; discharges to ROCK CREEK TO SNAKE RIVER.

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

HOFFBUHR EXCAVATING COMPANY INC among its neighbors

EPA’s permit file holds 22 discharge permits in the Outlet Rock Creek subwatershed (HUC 170402120608), IDR10B678 among them. Its county holds 108, 1 of them major permits; IDR10B678 is a permit EPA has not classed major or minor.

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 HOFFBUHR EXCAVATING COMPANY INC: its NPDES ID, its permit type and status, its 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 IDR10B678.

Identity

Facility as filed	HOFFBUHR EXCAVATING COMPANY INC
Permittee as filed	HOFFBUHR EXCAVATING COMPANY INC
NPDES ID	IDR10B678
Permit status	Pending
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issuing agency	U.S. EPA, REGION 10
Address	Twin Falls, ID 83301
Receiving water	ROCK CREEK TO SNAKE RIVER
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 IDR10B678.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IDR10B678.

Inspections

EPA’s inspection file holds no inspection for NPDES IDR10B678.

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 IDR10B678.

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, IDR10B678.

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Nearby on the register

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

Of the 59 storm water construction permits in Twin Falls County, 0.0% carry a violation on file. HOFFBUHR EXCAVATING COMPANY INC's Twin Falls permit is among 22 NPDES permits in the Outlet Rock Creek subwatershed. EPA's NPDES register lists 59 storm water construction permits in Twin Falls County, counting this permit.