Location context and information
Prior to April 1981 sampling site located at auxiliary tidal-gaging station at the end of Reynolds Aluminum Company pier, 0.5 mi downstream from Chester Creek in Chester (latitude 39.836738, longitude -75.366638); prior to April 2016, located at pumphouse on Kimberly Clark property, 400 ft upstream from Chester Creek. Data collection discontinued during winter months. Other interruptions in the record were due to malfunctions of the instrumentation.
