Lake Union Monitoring Overview
||365,440,000 acres (571 miles2)
|Lake Surface Area
||52 per year
||Lake Washington Ship Canal
||Hiram Chittenden Locks
Lake Union is the smallest of the three major lakes in King County. It is the most heavily urbanized,
of the three, draining residential, commercial, and industrial neighborhoods. Its shores are completely
lined by marinas, house boat moorage, commercial docks and dry-docks, and industries..
There are four current sampling stations in Lake Union; Station 0512 located in the ship canal east of the Chittenden Locks, Station 0518 located below the Fremont Bridge, and Station 0522 at the southwest end of the lake, where it is deepest. Two stations are no longer monitored as of 2008: 0518 and 0536. Samples are collected twice monthly from March through November, and once monthly from December through February.
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View or Download Data
Use this tool to view or download data from the lake in tabular format. You can define date ranges and select which parameters to view or download.
Use the charting tool to look at graphs showing single parameters.
Choose a sampling location on the map to view or download data.
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