Construction of new trails in the Twelvemile Creek drainage.
NEPA / regulatory detail
| Categorical Exclusion | USDA-26d-USFS |
| Decision Signed Date | 6/4/2026 |
34 projects with crawled detail · milestones · contacts · documents
Construction of new trails in the Twelvemile Creek drainage.
| Categorical Exclusion | USDA-26d-USFS |
| Decision Signed Date | 6/4/2026 |
The Forest Service proposes to authorize mineral exploration drilling activities for locatable minerals on NFS lands as outlined in the Operator's Plan of Operations. Three drill pads are proposed over a 12-month period
| Categorical Exclusion | USDA-32d-USFS |
| Decision Signed Date | 6/2/2026 |
The proposal is to authorize placer mining activities for gold in the North Fork of Sheep Creek area of the North Fork Ranger District. Up to approximately 100 cubic yards of material would be processed over a five year period.
This project aims to proactively reduce hazardous fuels across two fuel breaks.
| Categorical Exclusion | Pub. L. 117-58, Sec. 40806 |
This purpose of the project is to remove both infested and adjacent uninfested trees to prevent future insect outbreaks and improve the stand's ability to resist other insect and diseases. Up to 250-acres of commercial sanitation harvest is proposed.
Commercially harvest up to 850 acres to decrease timber stand susceptibility to insects attacks and limit the spread of dwarf mistletoe.
The Salmon-Challis proposes to construct 1.8 miles of new motorized trail to reconnect FS Trail #6126 to FS Road #60078.
| Categorical Exclusion | USDA-26d-USFS |
Land exchange between the Forest Service and a private party
The Forest Service proposes to authorize mineral exploration drilling activities for locatable minerals on NFS lands as outlined in the Operator's Plan of Operations. Four drill pads are proposed over a 12-month period.
| Categorical Exclusion | 32.2 (8), 36 Cfr 220.6(E)(8) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Minerals Or Geology Plans Of Operations |
| Forests | Salmon-Challis National Forest |
| Districts | North Fork Ranger District |
| Legal Land Description | Not Applicable |
Project proposes 32 miles of new motorized and non-motorized trail construction seven miles west of Challis, ID.
| Categorical Exclusion | USDA-26d-USFS |
This project proposes to replace a stream ford crossing with a bridge on USFS Trail No 4323 to improve access for recreationalists and address ESA fish species habitat concerns.
| Categorical Exclusion | USDA-40d-USFS; USDA-42d-USFS |
250-acre salvage sale
The proposed 0.71-mile of drift fence would be constructed to manage livestock distribution in the Kinnikinic Creek pasture.
| Categorical Exclusion | 32.2 (9), 36 Cfr 220.6(E)(9) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Grazing Allotment Management; Grazing Structural Improvements |
| Forests | Salmon-Challis National Forest |
| Districts | Challis-Yankee Fork Ranger District |
| Legal Land Description | Not Applicable |
The project would reroute part of NFSR 258 away from the streambank, install a new channel-spanning bridge in a more stable location, rehabilitate the existing ford crossings, and decommission the original road.
| Categorical Exclusion | 32.2 (24), 36 Cfr 220.6(E)(24) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Species Habitat Improvements; Road Maintenance; Watershed Improvements |
| Forests | Salmon-Challis National Forest |
| Districts | Salmon-Cobalt Ranger District |
| Legal Land Description | Not Applicable |
Proposal to establish drill pads, and construction of temporary drill roads for exploratory drilling on the Salmon-Challis National Forest near Gibbonsville, Idaho.
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Minerals Or Geology Plans Of Operations |
| Forests | Salmon-Challis National Forest |
| Districts | North Fork Ranger District |
| Legal Land Description | Not Applicable |
This project proposes a 250-acre commercial sanitation harvest of Douglas-fir to improve forest health and resiliency from disease and insect damage.
| Categorical Exclusion | 32.2 (14), 36 Cfr 220.6(E)(14) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Forest Vegetation Improvements; Species Habitat Improvements; Timber Sales (Green) |
| Forests | Salmon-Challis National Forest |
| Districts | Lost River Ranger District |
| Legal Land Description | Not Applicable |
The project would reroute less than one mile of Trail Creek-Cherry Creek Trail (FS Tr No 4347) to reduce the stream crossings. The proposed reroute would eliminate six of nine existing stream fords.
| Categorical Exclusion | 32.2 (1), 36 Cfr 220.6(E)(1) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Trail Management; Watershed Improvements |
| Forests | Salmon-Challis National Forest |
| Districts | Lost River Ranger District |
| Legal Land Description | Not Applicable |
The Salmon-Challis National Forest is proposing to redesignate Route #60413-E as a motorized trail, open to all vehicles. Project information can be found at: https://usfs-public.box.com/s/jg9pbxxd4l0t6g2n759k3x63ulafu2cb
| Categorical Exclusion | NPS B(1) (516 DM 12) |
The Forest Service proposes to remove insect-infested trees and adjacent uninfested trees in the project area to reduce the potential for insect outbreaks and to increase stand resiliency to disturbances.
| Categorical Exclusion | 32.2 (14), 36 Cfr 220.6(E)(14) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Forest Vegetation Improvements |
| Forests | Salmon-Challis National Forest |
| Districts | Salmon-Cobalt Ranger District |
| Legal Land Description | Not Applicable |
Installation of a fish barrier in Mill Creek in the Little Lost River Basin to prevent non-native brook trout from negatively impacting ESA-listed bull trout.
| Categorical Exclusion | 32.2 (6), 36 Cfr 220.6(E)(6) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Species Habitat Improvements; Species Population Enhancements |
| Forests | Salmon-Challis National Forest |
| Districts | Lost River Ranger District |
| Legal Land Description | Not Applicable |
Construction of two exclosures around two springs on the Blind Fork of Trail Creek to exclude livestock. The project would include replacement of one trough and the addition of a headbox at one spring, which would be piped to the trough.
| Categorical Exclusion | 32.2 (9), 36 Cfr 220.6(E)(9) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Grazing Allotment Management; Rangeland Vegetation Improvements; Grazing Structural Improvements |
| Forests | Salmon-Challis National Forest |
| Districts | Challis-Yankee Fork Ranger District |
| Legal Land Description | Not Applicable |
Replacement of an existing diversion structure with a new structure designed to accommodate fish passage in Knapp Creek for all life stages and ensure full water delivery to irrigated private land.
| Categorical Exclusion | 32.2 (18), 36 Cfr 220.6(E)(18) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Species Habitat Improvements |
| Forests | Salmon-Challis National Forest |
| Districts | Middle Fork Ranger District |
| Legal Land Description | Not Applicable |
Replace two undersized corrugated metal culverts on Bia Po'i Naokwaide with bridges to improve passage for aquatic organisms.
| Categorical Exclusion | 32.2 (18), 36 Cfr 220.6(E)(18) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Species Habitat Improvements |
| Forests | Salmon-Challis National Forest |
| Districts | North Fork Ranger District |
| Legal Land Description | Not Applicable |
Salvage log up to 250 acres of burnt and/or insect and disease infested timber which is either dead or likely to die in the next 3 years.
| Categorical Exclusion | 32.2 (14), 36 Cfr 220.6(E)(14) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Timber Sales (Salvage) |
| Forests | Salmon-Challis National Forest |
| Districts | Salmon-Cobalt Ranger District |
| Legal Land Description | Not Applicable |
Improve livestock distribution and protect riparian areas with the construction of an off-site water source and modification to existing fences.
| Categorical Exclusion | 32.2 (9), 36 Cfr 220.6(E)(9) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Grazing Allotment Management; Grazing Structural Improvements |
| Forests | Salmon-Challis National Forest |
| Districts | Leadore Ranger District |
| Legal Land Description | Not Applicable |
Salvage harvesting of dead and imminently dead lodgepole pine. The proposed project would designate 250 acres for salvage and sanitation cutting with no new road construction and no more than 0.5 mile of temporary road.
| Categorical Exclusion | 32.2 (13), 36 Cfr 220.6(E)(13) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Timber Sales (Salvage) |
| Forests | Salmon-Challis National Forest |
| Districts | Challis-Yankee Fork Ranger District; Middle Fork Ranger District |
| Legal Land Description | Not Applicable |
Hand thinning of units, to improve big game habitat that has been reduced through the encroachment of conifers.
| Categorical Exclusion | 32.2 (6), 36 Cfr 220.6(E)(6) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Species Habitat Improvements |
| Forests | Salmon-Challis National Forest |
| Districts | North Fork Ranger District |
| Legal Land Description | Not Applicable |
Construct about 0.6 miles of fence to create a riparian exclosure on Cruikshank Creek, tying into 700 yards of existing Forest Service and private land boundary fence to create an exclosure to protect the riparian area.
| Categorical Exclusion | 32.2 (9), 36 Cfr 220.6(E)(9) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Grazing Allotment Management; Grazing Structural Improvements |
| Forests | Salmon-Challis National Forest |
| Districts | Leadore Ranger District |
| Legal Land Description | Not Applicable |
Expand the existing East Leesburg Pit to allow the Salmon-Challis to continue roadwork in areas affected by recent wildfires.
| Categorical Exclusion | 32.12 (4), 36 Cfr 220.6(D)(4) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Road Maintenance |
| Decision Decided Date | 06/26/2025 |
| Forests | Salmon-Challis National Forest |
| Districts | Salmon-Cobalt Ranger District |
| Legal Land Description | Not Applicable |
Prevent the build-up of insect and disease, reduce the large accumulation of dead and dying trees, provide a mix of forest products, and decrease the level of hazard trees along main arterial roads within the project area.
| Categorical Exclusion | 32.3 (5) |
| Special Authority | Hfra Title Vi: Insect And Disease Projects |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Forest Vegetation Improvements; Timber Sales (Salvage); Timber Sales (Green) |
| Forests | Salmon-Challis National Forest |
| Districts | Salmon-Cobalt Ranger District |
| Legal Land Description | Not Applicable |
The project proposes exploration drilling from roughly 92 drill pads over a 10 year period.
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | 218 (2013) Non-HFRA |
| Project Activity | Minerals Or Geology Plans Of Operations |
| Forests | Salmon-Challis National Forest |
| Districts | Salmon-Cobalt Ranger District |
| Legal Land Description | Not Applicable |
Proposal to exploratory drill at 29 drill sites on National Forest System lands near UP & Burlington Patented inholding west of Salmon, Idaho on the Salmon-Challis National Forest.
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Minerals Or Geology Plans Of Operations |
| Forests | Salmon-Challis National Forest |
| Districts | Salmon-Cobalt Ranger District |
| Legal Land Description | Not Applicable |
The Forest Service is considering amending its land management plans to address new and evolving issues arising since implementing sage-grouse plans in 2015. This project is in cooperation with the USDI Bureau of Land Management.
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | 219 (2012) |
| Project Activity | Plan Amendment |
| Forests | Medicine Bow-Routt National Forest; Ashley National Forest; Boise National Forest; Bridger-Teton National Forest; Dixie National Forest; Fishlake National Forest; Manti-Lasal National Forest; Salmon-Challis National Forest; Sawtooth National Forest; Caribou-Targhee National Forest; Humboldt-Toiyabe National Forest; Uinta-Wasatch-Cache National Forest |
| Districts | Medicine Bow-Routt National Forest All Units; Ashley National Forest All Units; Boise National Forest All Units; Bridger-Teton National Forest All Units; Dixie National Forest All Units; Fishlake National Forest All Units; Manti-La Sal National Forest All Units; Salmon-Challis National Forest All Units; Sawtooth National Forest All Units; Caribou-Targhee National Forest All Units; Humboldt-Toiyabe National Forest All Units; Uinta-Wasatch-Cache All Units |
| Legal Land Description | Not Applicable |
Modification to lower dredge pond to allow the pond to serve as an acclimation area.
| Categorical Exclusion | 32.2 (6), 36 Cfr 220.6(E)(6) |
| Special Authority | Not Applicable / Other |
| Notice and Comment Regulation | Not Subject to Regulations |
| Project Activity | Species Habitat Improvements; Species Population Enhancements |
| Forests | Salmon-Challis National Forest |
| Districts | Challis-Yankee Fork Ranger District |
| Legal Land Description | Not Applicable |