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DESCRIPTION:

Latitude 39°58'04",   Longitude 75°11'20"   NAD27

Philadelphia County, Pennsylvania, Hydrologic Unit 02040203

Drainage area: 1,893 square miles

Datum of gage: 5.74 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1986-01-26	2017-08-19
Daily Data
Temperature, water, degrees Celsius	1967-10-01	2001-11-12	15243
Temperature, water, degrees Fahrenheit	1966-01-12	1967-09-29	1456
Discharge, cubic feet per second	1931-10-01	2017-08-18	31369
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1966-01-12	2017-08-18	20761
Dissolved oxygen, water, unfiltered, milligrams per liter	1966-01-13	2017-08-18	17315
pH, water, unfiltered, field, standard units	1968-01-01	2017-08-18	9626
Suspended sediment concentration, milligrams per liter	1959-10-01	1968-09-29	1094
Suspended sediment discharge, short tons per day	1959-10-01	1968-09-29	1094
Daily Statistics
Temperature, water, degrees Celsius	1967-10-01	2001-11-12	4961
Temperature, water, degrees Fahrenheit	1966-01-13	1967-09-29	463
Discharge, cubic feet per second	1931-10-01	2017-04-04	31233
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1966-01-13	1999-08-23	5964
Dissolved oxygen, water, unfiltered, milligrams per liter	1966-01-14	1990-05-04	4767
Suspended sediment concentration, milligrams per liter	1959-10-01	1968-09-29	1094
Suspended sediment discharge, short tons per day	1959-10-01	1968-09-29	1094
Monthly Statistics
Temperature, water, degrees Celsius	1967-10	2001-11
Temperature, water, degrees Fahrenheit	1966-01	1967-09
Discharge, cubic feet per second	1931-10	2017-04
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1966-01	1999-08
Dissolved oxygen, water, unfiltered, milligrams per liter	1966-01	1990-05
Suspended sediment concentration, milligrams per liter	1959-10	1968-09
Suspended sediment discharge, short tons per day	1959-10	1968-09
Annual Statistics
Temperature, water, degrees Celsius	1968	2002
Temperature, water, degrees Fahrenheit	1966	1967
Discharge, cubic feet per second	1932	2017
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1966	1999
Dissolved oxygen, water, unfiltered, milligrams per liter	1966	1990
Suspended sediment concentration, milligrams per liter	1960	1968
Suspended sediment discharge, short tons per day	1960	1968
Peak streamflow	1869-10-04	2016-02-25	87
Field measurements	1929-06-27	2017-06-08	589
Field/Lab water-quality samples	1925-10-31	2004-09-02	1051
Water-Year Summary	2006	2016	11
Additional Data Sources	Begin Date	End Date	Count
Instantaneous-Data Archive  **offsite**	1986-01-26	2007-09-30	306910

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