Saint Vrain Creek Below South Branch Diversion

BOULDER COUNTY, CO40.2053°N, -105.2223°W Updated 1 d ago

FLOW RATE

36cfs

Flow Rate Historical Avg

MEDIAN FLOW RATE · 7 DAY

36cfs

Optimal band: 26–36 cfs

PERIOD HIGH

43cfs

PERIOD LOW

25cfs

RUNNABLE

57%

last 7 day in band

Precipitation History

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40.2053, -105.2223

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DATA · CO DWR · NOAA · NWSUPDATED 2026-07-05 00:00 UTC

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