City of Helena Red Mountain Flume Repair and Burial
Proposal to upgrade the Red Mountain Flume by replacing its final 2.5 miles with a buried pipe, eliminating major water loss and improving the reliability of Helena's drinking water supply from Banner Creek to the Ten Mile Water Treatment Plant.
Project Summary
Location Summary:
Ten Mile Creek Drainage
Project Milestones:
| Milestone | Date |
|---|---|
| Scoping Start | 06/16/2025 |
| Decision | 06/2025 (Estimated) |
| Implementation | 07/2025 (Estimated) |
Expected Analysis Type:
Decision Memo
Categorical Exclusion:
32.2 (3), 36 Cfr 220.6(E)(3)
Special Authority:
Not Applicable / Other
Lead Management Unit:
Lewis And Clark National Forest All Units
Notice and Comment Regulation:
Not Subject to Regulations
Project Purpose:
Special Use Management
Project Activity:
Special Area Management
Current Status:
Completed
Project Decision Information
City of Helena Red Mountain Flume Repair and Burial Decision Memo
Decision Signed Date: 06/27/2025
Forests:
Lewis And Clark National Forest
Districts:
Helena Ranger District
States:
Montana
Counties:
Lewis and Clark
Legal Land Description:
T 8 N, R. 5 W, Sec. 2, 3, 4, & 9
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Katherine Bushnell
2880 Skyway Drive
Helena, MT 59601
406-495-3747
katherine.bushnell@usda.gov
Last Updated: 7/1/2025