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USGS 01579550 SUSQUEHANNA RIVER NEAR DARLINGTON, MD

PROVISIONAL DATA SUBJECT TO REVISION

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Picture of gage

Notice:The established standard operating procedures for instrument maintenance are modified at this site because access to the monitoring equipment may be delayed due to extended periods of elevated river water stage.

LOCATION.--Lat 39°37'33.8", long 76°09'27.9", referenced to North American Datum of 1983, 
   Harford County, MD, Hydrologic Unit 02050306.
DRAINAGE AREA.--27,300 mi2, from automated delineation using 30-meter National Elevation Dataset, 
   digital elevation model data, dated 2011.
PERIOD OF RECORD.--August 2014 to current year.
GAGE.--Electronic data logger and water-quality monitor. Datum of gage is 9 ft above North 
   American Vertical Datum of 1988.
REMARKS.--U.S. Geological Survey water-data telemeter at station.
COOPERATION.--Funding for the operation of this station is provided by the Maryland Department Of Natural 
   Resources and the U.S. Geological Survey.
This station managed by the MD-DE-DC Water Science Center Baltimore office.

Available Parameters Available Period
  
2014-07-11  2024-10-06
2014-07-11  2024-10-06
2023-06-06  2024-10-06
2023-06-06  2024-10-06
2014-02-10  2024-10-06
2019-10-31  2019-11-23
2014-08-22  2024-10-06







 (7)
 
  -- or --

 

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

Temperature, water, degrees Celsius
Most recent instantaneous value: 21.0 10-06-2024   06:35 EDT
Graph of Temperature, water, degrees Celsius

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
Most recent instantaneous value: 317 10-06-2024   06:35 EDT
Graph of Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

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Dissolved oxygen, water, unfiltered, milligrams per liter
Most recent instantaneous value: 8.0 10-06-2024   06:35 EDT
Graph of Dissolved oxygen, water, unfiltered, milligrams per liter

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pH, water, unfiltered, field, standard units
Most recent instantaneous value: 7.5 10-06-2024   06:35 EDT
Graph of pH, water, unfiltered, field, standard units

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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: 1.3 10-06-2024   06:35 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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Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen
Most recent instantaneous value: 0.79 10-06-2024   06:30 EDT
Graph of Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen

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Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen, Right Bank, [Backup Sensor]
 
-- Data temporarily unavailable for the time period specified --