Griffis Canyon (FR 307) in SD -- Camping Rules & Access
Griffis Canyon (FR 307) in SD
Road corridorBlack Hills NF, Hell Canyon Ranger District
8.2 mi from Custer
0.9 mi off US 16 (straight line)
Maps 5,635 ft
Dispersed camping generally allowed
U.S. Forest Service default; a local order can restrict it.
Motor-vehicle season 5/15–12/15Stay limit: 14 days · within 28 days
VerizonNONE
AT&TNONE
T-MobileNONE
StarlinkGOOD
Road Access
Rough
- All 9.7 miles of this road are maintained for high-clearance vehicles, dirt the whole way.
- Near Twin Sisters.
Setting
Fairly secluded
- Well separated here, with the nearest through road 1.0 miles off.
Rules
Climate averages
October normals 32–55°F, 1.5″ precipitation. Monthly averages, PRISM 1991–2020.