Clean Water Act discharge permit · NPDES IDR10L04K

LAST CHANCE SPRINGS PHASE 2, May, ID: NPDES IDR10L04K 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

LAST CHANCE SPRINGS PHASE 2, held by Down To Earth Excavation, holds NPDES permit IDR10L04K.

LAST CHANCE SPRINGS PHASE 2, May, Idaho: Coverage under a general permit IDR10L04K, held by Down To Earth Excavation; Construction stormwater; Not needed.

Idaho holds 3,630 Construction stormwater coverages of this permit type in EPA’s file. Down To Earth Excavation holds 3 permits in Idaho.

Other permits held by Down To Earth Excavation

SALMON WHITEWATER PARK, Salmon: IDR10C0KJ, issued October 5, 2022
LAST CHANCE PHASE 1 HABITAT, Ellis: IDR10L098

LAST CHANCE SPRINGS PHASE 2 among its neighbors

EPA’s permit file holds 8 discharge permits in the Lower Patterson Creek-Pahsimeroi River subwatershed (HUC 170602020313), IDR10L04K among them.

Other permits in the Lower Patterson Creek-Pahsimeroi River subwatershed (HUC 170602020313)

IDFG PAHSIMEROI STATE FISH HATCHERY, May: IDG131007, minor permit, discharging to PAHSIMEROI RIVER, SALMON RIVER, permit term to November 30, 2012
LAST CHANCE MODIFICATION 1, Ellis: IDR10L0DT, not classed
LAST CHANCE PHASE 1 HABITAT, Ellis: IDR10L098, not classed
LAST CHANCE RANCH SPRING CREEK, May: IDR10039V, not classed
LITTLE SPRINGS CREEK INSTREAM HABITAT IMPROVEMENT, May: IDR10039U, not classed
PAHSIMEROI RIVER & SULPHUR CREEK, May: IDR10C24Q, minor permit, discharging to Pahsimeroi River, permit term to February 9, 2027
RIVER VALLEY RANCH, Ellis: IDR10L0MT, not classed

What the register holds for LAST CHANCE SPRINGS PHASE 2: its NPDES ID, its permit type and status, its its address in May, Idaho. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR10L04K.

Identity

Facility as filed	LAST CHANCE SPRINGS PHASE 2
Permittee as filed	Down To Earth Excavation
NPDES ID	IDR10L04K
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	May, ID 83253
Subwatershed	Lower Patterson Creek-Pahsimeroi River (HUC 170602020313)

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 IDR10L04K.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IDR10L04K.

Inspections

EPA’s inspection file holds no inspection for NPDES IDR10L04K.

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 IDR10L04K.

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, IDR10L04K.

Start the watch

How we handle your data → Privacy

Nearby on the register

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

Of the 5 storm water construction permits in May, 0.0% have a violation on file. The Lower Patterson Creek-Pahsimeroi River subwatershed holds 8 NPDES permits, with LAST CHANCE SPRINGS PHASE 2 among them.