Stale — older than 1 week USGS

Helemano 16 Reservoir, Oahu, HI

Updated July 23, 2013 at 10:00:00 AM · Approved · Site 213259158035101

Current conditions

Historical trends

Hourly measurements

Detailed readings by hour, organized by day

Nearby stations

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Official USGS page: https://waterdata.usgs.gov/monitoring-location/USGS-213259158035101/ (may include cooperator information)