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


Page Loading - Please Wait...

Click to hideNews Bulletins
  • Due to a lapse in government funding, the majority of USGS websites will not be updated except to provide important public safety information. Websites displaying real-time water data will be updated with limited support. For more information please see www.doi.gov/shutdown.
  • Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

USGS 14138900 NORTH FORK BULL RUN RIVER NEAR MULTNOMAH FALLS, OR

  Stream Site

DESCRIPTION:
Latitude 45°29'40",   Longitude 122°02'05"   NAD27
Multnomah County, Oregon, Hydrologic Unit 17080001
Drainage area: 8.32 square miles
Datum of gage: 1,065 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1988-10-01  2025-10-27  
 Daily Data
    Temperature, water, degrees Celsius  1978-10-04  2025-10-27  50522 
    Discharge, cubic feet per second  1965-08-01  2025-10-26  22002 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1978-10-04  2025-10-27  49880 
    pH, water, unfiltered, field, standard units  1980-10-17  1992-09-30  2104 
    Turbidity, water, unfiltered, broad band light source (400-680 nm), detection angle 90 +-30 degrees to incident light, nephelometric turbidity units (NTU)  1990-09-30  1994-09-30  4051 
    Suspended sediment concentration, milligrams per liter  1978-10-05  1986-05-23  2459 
    Suspended sediment discharge, short tons per day  1978-10-01  1986-09-29  2910 
 Daily Statistics 
    Temperature, water, degrees Celsius  1978-10-04  2025-04-16 16615 
    Discharge, cubic feet per second  1965-08-01  2024-12-10 21682 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1978-10-04  2024-10-28 16243 
    Suspended sediment concentration, milligrams per liter  1978-10-05  1986-05-23 2459 
    Suspended sediment discharge, short tons per day  1978-10-01  1986-09-29 2910 
 Monthly Statistics 
    Temperature, water, degrees Celsius  1978-10  2025-04  
    Discharge, cubic feet per second  1965-08  2024-12  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1978-10  2024-10  
    Suspended sediment concentration, milligrams per liter  1978-10  1986-05  
    Suspended sediment discharge, short tons per day  1978-10  1986-09  
 Annual Statistics 
    Temperature, water, degrees Celsius  1979  2025  
    Discharge, cubic feet per second  1965  2025  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1979  2025  
    Suspended sediment concentration, milligrams per liter  1979  1986  
    Suspended sediment discharge, short tons per day  1979  1986  
 Peak streamflow 1966-01-14  2023-12-03  59 
 Field measurements 1977-12-14  2025-08-05  308 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1971-03-14  1984-01-28  1161 
 Water-Year Summary 2006  2024  18 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Oregon Water Science Center
Email questions about this site to Oregon Water Science Center Water-Data Inquiries