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 12324400 Clark Fork ab Little Blackfoot R nr Garrison MT

  Stream Site

DESCRIPTION:
Latitude 46°30'39.28",   Longitude 112°47'22.87"   NAD83
Powell County, Montana, Hydrologic Unit 17010201
Drainage area: 1,130 square miles
Datum of gage: 4,350 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2009-03-01  2025-11-03  
 Daily Data
    Temperature, water, degrees Celsius  2017-03-29  2025-11-02  4902 
    Discharge, cubic feet per second  2009-03-01  2025-11-02  6091 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2022-04-01  2025-11-02  2604 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2018-10-31  2025-11-02  3759 
    Suspended sediment concentration, from uncalibrated sensor, milligrams per liter  2018-10-30  2020-10-20  1352 
 Daily Statistics 
    Temperature, water, degrees Celsius  2017-03-29  2025-09-03 1574 
    Discharge, cubic feet per second  2009-03-01  2025-03-04 5848 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2022-04-01  2025-09-03 808 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2018-10-31  2025-09-03 1193 
    Suspended sediment concentration, from uncalibrated sensor, milligrams per liter  2018-10-31  2020-10-20 440 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2017-03  2025-09  
    Discharge, cubic feet per second  2009-03  2025-03  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2022-04  2025-09  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2018-10  2025-09  
    Suspended sediment concentration, from uncalibrated sensor, milligrams per liter  2018-10  2020-10  
 Annual Statistics 
    Temperature, water, degrees Celsius  2017  2025  
    Discharge, cubic feet per second  2009  2025  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2022  2025  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2019  2025  
    Suspended sediment concentration, from uncalibrated sensor, milligrams per liter  2019  2021  
 Peak streamflow 2009-06-01  2023-06-09  15 
 Field measurements 2009-02-19  2025-08-01  143 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 2009-02-19  2023-11-02  192 
 Water-Year Summary 2009  2024  16 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Montana Water Science Center
Email questions about this site to Montana Water Science Center Water-Data Inquiries