RIVER GAUGE · SUN RIVER

Sun River above Augusta

Lewis and Clark County, Montana

Water level4620.73 ft

Flow—

Last readingSep 16, 2026, 5:15 PM UTC (last recorded)

Action4724 ft

The past week

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4724 ft
At 4724 Feet...The reservoir is full and becomes a pass-through reservoir.
4712 ft
At 4712 Feet...At the discreation of the reservoir operators, additional water can be released through the Glory Hole spillway release system.
4690 ft
Boat ramp available.

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