Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

Click to hideNews Bulletins
Click to hide state-specific text

* IMPORTANT: Next Generation Station Page

USGS 01477050 Delaware River at Chester, PA


Click to hidestation-specific text


LOCATION.--Lat 39`50'44", long 75`21'03", referenced to North American Datum of 1983, Delaware County, Hydrologic Unit 02040202, at Kimberly-Clark Paper Company at Chester, 0.5 mi downstream from Ridley Creek.
DRAINAGE AREA.--10,300 square miles.
PERIOD OF RECORD.--December 1961 to current year. SPECIFIC CONDUCTANCE: October 1963 to current year. pH: January 1968 to current year. WATER TEMPERATURE: December 1961 to current year. DISSOLVED OXYGEN: December 1961 to current year.
GAGE.--Water-quality monitor since December 1961. Probes interfaced with a data collection platform since 1986.
COOPERATION.--Funding for the operation of this station is provided by the Delaware River Basin Commission and the U.S. Geological Survey.
REMARKS.--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`50'12", longitude 75`22'00"); 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.
This station managed by the PAWSC Downingtown Field Office.

Available Parameters Available Period
All 7 Available Parameters for this site
00010 Temperature, water 2007-10-01  2019-08-21
00095 Specific cond at 25C 2007-10-01  2019-08-21
00300 Dissolved oxygen 2007-10-01  2019-08-21
00301 Diss oxygen,%saturtn 2016-06-29  2019-08-21
00400 pH 2007-10-01  2019-08-21
99133 NO3+NO2,water,insitu 2018-05-31  2019-08-21
99134 DOC,water,insitu,reg 2018-05-31  2019-08-21

Graph w/ stats
Graph w/o stats
Graph w/ (up to 3) parms
Days  (7)

  -- or --
Begin date

End date

Summary of all available data for this site
Instantaneous-data availability statement

Temperature, water, degrees Celsius

Most recent instantaneous value: 28.3 08-21-2019   15:30 EDT
Graph of  Temperature, water, degrees Celsius

Add up to 2 more sites and replot for "Temperature, water, degrees Celsius"

 Add site numbers

Create presentation-quality / stand-alone graph.   Subscribe to WaterAlert