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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  2017-01-24  
 Daily Data
    Temperature, water, degrees Celsius  2012-06-08  2017-01-23  4926 
    Discharge, cubic feet per second  2012-10-01  2017-01-23  1576 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06-08  2017-01-23  4887 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06-08  2017-01-23  4881 
    pH, water, unfiltered, field, standard units  2012-06-08  2017-01-23  4755 
    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  2017-01-23  4653 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2014-10-08  2017-01-23  852 
 Daily Statistics 
    Temperature, water, degrees Celsius  2012-06-08  2016-04-22 1383 
    Discharge, cubic feet per second  2012-10-01  2016-10-02 1463 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06-08  2016-04-22 1373 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06-08  2016-04-22 1360 
    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  2016-04-22 1284 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2012-06  2016-04  
    Discharge, cubic feet per second  2012-10  2016-10  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06  2016-04  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06  2016-04  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2012-06  2016-04  
 Annual Statistics 
    Temperature, water, degrees Celsius  2012  2016  
    Discharge, cubic feet per second  2013  2017  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012  2016  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012  2016  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2012  2016  
 Peak streamflow 2012-10-30  2016-05-03  4 
 Field measurements 2007-04-17  2016-12-06  54 
 Field/Lab water-quality samples 1999-02-18  2017-01-03  563 
 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