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


Page Loading - Please Wait...

Click to hideNews Bulletins
Click to hide state-specific text



USGS 07097000 ARKANSAS RIVER AT PORTLAND, CO.

  Stream Site

DESCRIPTION:
Latitude 38°23'18",   Longitude 105°00'56"   NAD27
Fremont County, Colorado, Hydrologic Unit 11020002
Drainage area: 4,024 square miles
Datum of gage: 5,021.59 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1999-03-26  2024-12-21  
 Daily Data
    Temperature, water, degrees Celsius  1994-10-01  2024-12-20  32102 
    Discharge, cubic feet per second  1939-06-01  2007-09-29  16922 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1982-11-12  2024-12-20  35088 
 Daily Statistics 
    Temperature, water, degrees Celsius  1994-10-01  2023-10-22 10248 
    Discharge, cubic feet per second  1939-06-01  2007-09-29 16922 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1982-11-12  2023-11-12 14000 
 Monthly Statistics 
    Temperature, water, degrees Celsius  1994-10  2023-10  
    Discharge, cubic feet per second  1939-06  2007-09  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1982-11  2023-11  
 Annual Statistics 
    Temperature, water, degrees Celsius  1995  2024  
    Discharge, cubic feet per second  1939  2007  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1983  2024  
 Peak streamflow 1939-08-19  2007-06-26  48 
 Field/Lab water-quality samples 1906-06-16  2024-02-13  965 
 Water-Year Summary 2005  2023  13 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Colorado Water Science Center
Email questions about this site to Colorado Water Science Center Water-Data Inquiries