Stale — older than 1 week USGS

Unnamed Tributary Trout Lake San Juan Island, WA

Updated October 1, 1997 at 06:45:00 AM · Approved · Site 12200750

Current conditions

Historical trends

Hourly measurements

Detailed readings by hour, organized by day

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Official USGS page: https://waterdata.usgs.gov/monitoring-location/USGS-12200750/ (may include cooperator information)