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


Page Loading - Please Wait...

Click to hideNews Bulletins
  • Outage Alert: UPDATE: The maintenance to the USGS time-series data processing system has been completed. The backlog in recent time-series data is now being processed and delivered to the Water Data for the Nation.
  • Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Water Quality Samples for the Nation

! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024
with a full decommission expected 6 months later. Learn more about the upcoming change and where to find the new samples data in our blog.

USGS 414951087501901 39N12E-35.7f1

Cook County, Illinois
Latitude  41°49'51", Longitude  87°50'19" NAD27
Land-surface elevation 620 feet above NGVD29
Site Type: Well
The depth of the well is 2,061 feet below land surface.

Period of record
Begin Date End Date Samples
1927-10-10 1936-08-17 2

 
Choose Output Format

Retrieve Water-Quality Samples for Selected Sites
Choose one of the following options for displaying data for the sites meeting the criteria above
?
Parameter Group Period of Record table
?
?
*
?
Retrieve data from: to: (YYYY-MM-DD -- Blank = all data)
?
Retrieve sample time and time zone as stored   in UTC
?
Retrieve samples for specified parameter values: (Parameter Code) (Numeric Value)
?
Samples and parameters to include:
   Samples that include only above parameter selection criteria (Count: 0)
   Samples that include above selection criteria and all associated parameters
   
    <--Find parameter codes
   Samples that include above selection criteria plus one or more of these parameters in a file
    Enter the full pathname of a file containing parameter codes. (Limit: 200 codes)
    

?
Table of data
?
Tab-separated data *

 * Save compressed files with a .gz file extension.