USGS - science for a changing world

Oregon Water Science Center

USGS Data Grapher, Time Series with Percentiles

This is a data graphing utility that allows the user to build graphs of data from selected USGS stations with percentiles showing the range of historical data. Select the station, the parameter to plot, the starting and ending dates, and the years of interest for the graph. Then, click the button labeled "Make Graph."

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


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


Clackamas River near Oregon City, OR (14211010)
Parameter Begin Date Last Approved Date Last Reading
 Discharge   Jun-08-2001 08:30   Nov-22-2022 10:00   Mar-31-2023 18:30 
 Gage Height   Jun-08-2001 08:30   Nov-22-2022 10:00   Mar-31-2023 18:30 
 Water Temperature   Jun-20-2002 12:30   Oct-25-2022 13:00   Mar-31-2023 19:30 
 Specific Conductance   Jun-20-2002 12:30   Oct-25-2022 13:00   Mar-31-2023 19:30 
 Dissolved Oxygen   Jun-20-2002 12:30   Oct-25-2022 13:00   Mar-31-2023 19:30 
 Oxygen % Saturation   Jun-20-2002 12:30   Oct-25-2022 13:00   Mar-31-2023 19:30 
 pH   Jun-20-2002 12:30   Oct-25-2022 12:30   Mar-31-2023 19:30 
 Turbidity   Jun-20-2002 12:30   Oct-25-2022 13:00   Mar-31-2023 19:30 
 Total Chlorophyll   Jul-17-2002 09:00       Mar-31-2023 19:30 
 Phycocyanin   Jun-22-2016 06:00       Mar-31-2023 19:30 
 fDOM (370/460)   Oct-24-2014 12:00       Mar-31-2023 19:30 
 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 plot.

    Apply a -day running average.

Step 4: Choose starting and ending dates, and the years of interest, for the data in the graph.

Begin Date: -   Years:  
End Date: -
To select multiple years, hold down the Ctrl (Windows) or Command (Mac) key.

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

Computation of the percentiles may take a minute or two.


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Page Last Modified: Friday - Jun 17, 2022 at 19:30:13 PDT