Stale — older than 1 week USGS

Chicago Sanitary And Ship Canal At Lockport, IL

Updated February 6, 2019 at 06:35:00 PM · Approved · Site 05537000

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-05537000/ (may include cooperator information)