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Oregon Water Science Center

USGS Data Grapher Inventory Table

This utility allows the user to build an inventory table showing the number or percentage of non-missing data points for the chosen site/parameter combination. The same type of inventory table can be built for approved or provisional data. Select the station, the parameter, the type of inventory table, and the starting and ending dates. Then, click the button labeled "Make Table."

Step 1: [Optional] Choose a basin from the drop-down list.


Step 2: Choose a site from the drop-down list.


Willamette River at Portland, OR (14211720)
Parameter Begin Date Last Approved Date Last Reading
 Discharge   Apr-02-2003 11:30   Oct-12-2021 08:00   May-28-2023 09:30 
 Stream Velocity   Apr-02-2003 11:30   Oct-01-2018 00:30   May-28-2023 09:30 
 Gage Height   Oct-01-1988 00:30   Jan-23-2023 08:30   May-28-2023 09:30 
 Sensor Depth   Jan-21-2009 13:30   Aug-02-2015 23:30   May-28-2023 10:00 
 Water Temperature   Jan-21-2009 13:30   Sep-01-2022 12:00   May-28-2023 10:00 
 Dissolved Oxygen   Jan-21-2009 13:30   Sep-01-2022 12:00   May-28-2023 10:00 
 Oxygen % Saturation   Jan-21-2009 13:30   Sep-01-2022 12:00   May-28-2023 10:00 
 pH   Jan-21-2009 13:30   Sep-01-2022 12:00   May-28-2023 10:00 
 Specific Conductance   Jan-21-2009 13:30   Sep-01-2022 12:00   May-28-2023 10:00 
 Turbidity   Jan-21-2009 13:30   Sep-01-2022 12:00   May-28-2023 10:00 
 Estimated Secchi Depth   Jan-21-2009 13:30   Sep-01-2022 12:00   May-28-2023 10:00 
 Total Chlorophyll   Jan-21-2009 13:30   Oct-01-2011 00:30   May-28-2023 10:00 
 Phycocyanin   Dec-18-2012 23:00       May-28-2023 10:00 
 fDOM (370/460)   Dec-19-2012 00:00       May-28-2023 10:00 
 Nitrate   Feb-15-2013 15:00       May-28-2023 09:30 
 Measurements at this site are available here at 30 minute intervals.
 Some data are provisional and subject to revision.
 More data from this site may be available from NWIS-Web.

Step 3: Choose the parameter to inventory.


Step 4: Choose an inventory type.

Choose the information to display.

Step 5: Choose starting and ending dates for the inventory.

Begin Date: --  
End Date: --
Month-Day shortcuts:

Step 6: Make the inventory table, or reset the form and try again.

Construction of the table may take a minute or two.


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Page Last Modified: Friday - Jun 17, 2022 at 15:56:07 PDT