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USGS 01478120 East Branch White Clay Creek at Avondale, PA

PROVISIONAL DATA SUBJECT TO REVISION

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Station gage imageSTATION.--01478120 EAST BRANCH WHITE CLAY CREEK AT AVONDALE, PA
LOCATION.--Lat 39`49'42", long 75`46'52", Chester County, Hydrologic Unit 02040205, at Third Street bridge in Avondale Borough, 2,000 ft upstream from State Route 41.
DRAINAGE AREA.--11.3 square miles.
PERIOD OF RECORD.--October 2007 to current year. Ungaged Chester County Biological Monitoring site since 1969.
GAGE.--Water-stage recorder, crest-stage gage, and water-quality monitor. Datum of gage is 270 ft above National Geodetic Vertical Datum of 1929, from topographic map.
COOPERATION.--Funding for this station is provided by the Chester County Water Resources Authority, the Chester County Emergency Management Services, the U.S. Geological Survey.
This station managed by the PAWSC Downingtown Field Office.

Available Parameters Available Period
  
2019-11-14  2021-09-18
2007-10-06  2021-09-18
2007-10-05  2021-09-18
2019-11-14  2021-09-18
2020-07-22  2021-09-18







 (7)
 

  -- or --

 


 

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


Temperature, water, degrees Celsius

Most recent instantaneous value: 19.5 09-18-2021   06:15 EDT
Graph of  Temperature, water, degrees Celsius

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Discharge, cubic feet per second

Most recent instantaneous value: 10.8 09-18-2021   06:15 EDT
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Sep 18 based on 13 water years of record more
Min
(2010)
25th
percen-
tile
Median Most Recent
Instantaneous
Value Sep 18
75th
percen-
tile
Mean Max
(2018)
3.90 5.1 6.8 10.8 12 14 78.6


Gage height, feet

Most recent instantaneous value: 2.04 09-18-2021   06:15 EDT
Graph of  Gage height, feet

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

Most recent instantaneous value: 401 09-18-2021   06:15 EDT
Graph of  Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

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Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)

Most recent instantaneous value: 1.9 09-18-2021   06:15 EDT
Graph of  Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)

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