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USGS 01648010 ROCK CREEK AT JOYCE RD WASHINGTON, DC

  Stream Site

DESCRIPTION:
Latitude 38°57'36.6",   Longitude 77°02'31.4"   NAD83
District Of Columbia, Dist. of Columbia, Hydrologic Unit 02070010
Drainage area: 63.7 square miles
Datum of gage: 136.78 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2012-10-01  2017-05-29  
 Daily Data
    Temperature, water, degrees Celsius  2012-06-08  2017-05-28  5295 
    Discharge, cubic feet per second  2012-10-01  2017-05-28  1701 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06-08  2017-05-28  5256 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06-08  2017-05-28  5250 
    pH, water, unfiltered, field, standard units  2012-06-08  2017-05-28  5124 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2012-06-08  2017-05-28  5022 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2015-11-24  2017-05-28  1137 
 Daily Statistics 
    Temperature, water, degrees Celsius  2012-06-08  2016-10-03 1531 
    Discharge, cubic feet per second  2012-10-01  2017-02-01 1585 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06-08  2016-10-03 1518 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06-08  2016-10-03 1516 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2012-06-08  2016-10-03 1440 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2012-06  2016-10  
    Discharge, cubic feet per second  2012-10  2017-02  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06  2016-10  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06  2016-10  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2012-06  2016-10  
 Annual Statistics 
    Temperature, water, degrees Celsius  2012  2017  
    Discharge, cubic feet per second  2013  2017  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012  2017  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012  2017  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2012  2017  
 Peak streamflow 2012-10-30  2016-05-03  4 
 Field measurements 2007-04-17  2017-04-04  56 
 Field/Lab water-quality samples 1999-02-18  2017-05-05  577 
 Water-Year Summary 2007  2016  10 
OPERATION:
Record for this site is maintained by the USGS Maryland Water Science Center
Email questions about this site to Maryland Water Science Center Water-Data Inquiries