Stale — older than 1 week No flood stage data USGS

So Fork Williams Fork Ab Tributary Near Ptarmigan Pass, CO

Updated September 29, 1987 at 11:30:00 PM MDT · Approved · Site 09035840

Current conditions

Historical trends

Hourly measurements

Detailed readings by hour, organized by day

Nearby stations

Other monitoring locations nearby

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Data courtesy of the U.S. Geological Survey.