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


Page Loading - Please Wait...

Click to hideNews Bulletins
! This page is undergoing modernization with expected decommissioning as key features are added to the modernized pages.
Learn more about our modernization plans to find out which options will suit you best. Next Generation Monitoring Location Page is available now.
A beta version of the My Favorites page is available in WDFN. Try it out and tell us what you think at wdfn@usgs.gov

USGS 01477200 Delaware River at Marcus Hook, PA

PROVISIONAL DATA SUBJECT TO REVISION

This station managed by the PAWSC Downingtown Field Office.

Available Parameters Available Period
  
2024-03-26  2025-11-21
2024-03-26  2025-10-27
2024-03-26  2025-11-16
2024-03-26  2025-10-27
2024-03-26  2025-11-21
2024-03-26  2025-11-16
2024-03-26  2025-11-21
2024-03-26  2025-10-27
2024-03-26  2025-11-16







 (7)
 
  -- or --

 

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

Temperature, water, degrees Celsius, BOTTOM, [BOTTOM]
 
-- Data temporarily unavailable for the time period specified --

Temperature, water, degrees Celsius, MIDDLE, [MIDDLE]
Most recent instantaneous value: 9.7 11-21-2025   08:00 EST
Graph of Temperature, water, degrees Celsius, [MIDDLE]

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

?
 
Note



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

See this graph on the Monitoring Location Pages

Share this graph |


Temperature, water, degrees Celsius, TOP, [TOP]
Most recent instantaneous value: 11.1 11-16-2025   02:30 EST
Graph of Temperature, water, degrees Celsius, [TOP]

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

?
 
Note



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

See this graph on the Monitoring Location Pages

Share this graph |


Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, BOTTOM, [BOTTOM]
 
-- Data temporarily unavailable for the time period specified --

Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, MIDDLE, [MIDDLE]
Most recent instantaneous value: 2340 11-21-2025   08:00 EST
Graph of Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, [MIDDLE]

Add up to 2 more sites and replot for "Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, MIDDLE, [MIDDLE]"

?
 
Note



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

See this graph on the Monitoring Location Pages

Share this graph |


Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, TOP, [TOP]
Most recent instantaneous value: 4140 11-16-2025   02:30 EST
Graph of Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, [TOP]

Add up to 2 more sites and replot for "Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, TOP, [TOP]"

?
 
Note



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

See this graph on the Monitoring Location Pages

Share this graph |


Depth of sensor below water surface, feet, BOTTOM, [BOTTOM]
 
-- Data temporarily unavailable for the time period specified --

Depth of sensor below water surface, feet, MIDDLE, [MIDDLE]
Most recent instantaneous value: 16.00 11-21-2025   08:00 EST
Graph of Depth of sensor below water surface, feet, [MIDDLE]

Add up to 2 more sites and replot for "Depth of sensor below water surface, feet, MIDDLE, [MIDDLE]"

?
 
Note



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

See this graph on the Monitoring Location Pages

Share this graph |


Depth of sensor below water surface, feet, TOP, [TOP]
 
-- Data temporarily unavailable for the time period specified --