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DESCRIPTION:

Latitude 39°52'45",   Longitude 75°12'11"   NAD27

Philadelphia County, Pennsylvania, Hydrologic Unit 02040202

Drainage area: 9,971 square miles

Contributing drainage area: 9,971 square miles,

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2007-10-01	2025-09-25
Daily Data
Temperature, water, degrees Celsius	1972-06-16	2025-09-24	26747
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1970-07-14	2025-09-24	23530
Daily Statistics
Temperature, water, degrees Celsius	1972-06-17	2025-05-29	8747
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1970-07-15	2025-05-29	7696
Monthly Statistics
Temperature, water, degrees Celsius	1972-06	2025-05
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1970-07	2025-05
Annual Statistics
Temperature, water, degrees Celsius	1972	2025
Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius	1970	2025
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1997-08-26	1999-05-12	250
Water-Year Summary	2007	2024	12
Revisions	Loading...

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