Boulder River (Yellowstone Drainage)
Hells Canyon
Montana – US
- Class
- IV+ to V
- Typical season
- January to January
Current Flow
734 CFS
Gauge height: 2.61 FT
Reading from Jul 10, 2026 9:00 PM
▼ -1.25/hr (12h) ▼ -0.63/hr (24h)
- Primary gauge
- Boulder River at Big Timber MT Gauge detail & alternatives Live gauge ↗ NOAA river forecast ↗
Recommended levels
| Minimum | — |
| Average | — |
| Maximum | — |
Recommended use
- Kayaking
- Rafting
- Canoeing
- SUP
- Packrafting
- Fishing
Struck-through craft are not recommended for this run.
Flow history — last 6 days
No gauge history recorded in the last 6 days.
Photos
No photos added for this run yet.
Description
Hells Canyon of Boulder River Montana
Rapids
No rapids added yet.
Access
No river access points added yet.
Camps
No river camps added yet.
Permit
No permit is required, or permit info hasn't been added yet.
Fishing
No fish species have been associated with this run yet.
External Links & Resources
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Community Run Notes
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