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USGS 11176145 ARROYO LAS POSITAS A LIVERMORE CA

  Stream Site

DESCRIPTION:
Latitude 37°41'59",   Longitude 121°46'21"   NAD27
Alameda County, California, Hydrologic Unit 18050004
Drainage area: 53.3 square miles
Datum of gage: 465 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Daily Data
    Discharge, cubic feet per second  2016-10-01  2022-04-30  1273 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1980-08-26  1983-10-12  2794 
    Suspended sediment discharge, short tons per day  2019-10-01  2022-04-30  637 
    Bedload sediment discharge, short tons per day  2016-12-01  2022-04-30  1212 
 Daily Statistics 
    Discharge, cubic feet per second  2016-10-01  2022-04-30 1273 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1980-08-26  1983-10-12 930 
    Suspended sediment discharge, short tons per day  2019-10-01  2022-04-30 637 
    Bedload sediment discharge, short tons per day  2016-12-01  2022-04-30 1212 
 Monthly Statistics 
    Discharge, cubic feet per second  2016-10  2022-04  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1980-08  1983-10  
    Suspended sediment discharge, short tons per day  2019-10  2022-04  
    Bedload sediment discharge, short tons per day  2016-12  2022-04  
 Annual Statistics 
    Discharge, cubic feet per second  2017  2022  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1980  1984  
    Suspended sediment discharge, short tons per day  2020  2022  
    Bedload sediment discharge, short tons per day  2017  2022  
 Peak streamflow 1981-01-27  1985-02-08  5 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1981-03-13  2022-05-05  229 
 Water-Year Summary 2017  2022  6 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS California Water Science Center
Email questions about this site to California Water Science Center Water-Data Inquiries