Environmental Assessment Developing Proposal

Arapahoe Basin 2026 Improvement Projects

White River National Forest Summit, Colorado Dillon Ranger District

Arapahoe Basin proposes to: Remove the 25 % withdrawal limitation from the 1999 A-Basin MDP-EIS and Record of Decision to allow expanded snowmaking coverage within its state law water rights. Install Remote Avalanche Control Systems. Add two new parking lots and construct a pedestrian overpass.

Location

The project proposal is located at the Arapahoe Basin Ski Area, approximately 9 miles east of Dillon, Colorado. Proposal includes enhancement of snow making capabilities, new snowmaking lines, two new parking lots, pedestrian bridge, and RACS installation zones.

Project timeline

1
NEPA Start Date
2
Finding/Decision Date
Recreation managementSpecial use management