Below is a time series plot representing data collected by the Water Quality Monitors (WQMs) fixed to the sheriff and fire station docks in the marina of Marina Del Rey, California. The WQM located at the sheriff's dock was deployed on July 2, 2009, the WQM located off the fire station dock was deployed on October 20, 2009. Both record data at approximately 1 meter below the surface at thirty minute sampling intervals.
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