River gauges›Colorado
RIVER GAUGE · BLUE RIVER (CO)

Blue River (CO) below Green Mountain Reservoir

Summit County, Colorado

Water level3.69 ft
Flow235 cfs
Last readingSep 16, 2026, 5:00 PM UTC (last recorded)
Action10 ft3,284 cfs
Minor flood10.5 ft3,699 cfs
Moderate flood11 ft4,139 cfs
Major flood12 ft5,092 cfs

The past week

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What floods at each level

Highest crests on record

DateLevelFlow
Jul 11, 199510.85 ft4,040 cfs
Jun 30, 198410.22 ft3,460 cfs
Jul 7, 195710.13 ft3,520 cfs

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