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Important note: Due to the provisional nature of the data provided, Downsizer access is only available to users within the USGS domain.
The Downsizer is a Graphical User Interface-based application for browsing, acquiring, and formatting time-series data for hydrologic modeling.
Climate data is from the NWS COOP network and the NRCS SNOTEL network. Streamflow data is from the USGS NWIS network.
Downsizer is documented in USGS Open-File Report 2009-1166.
Starting with version 2.3.2, Downsizer supports 64-bit versions of the Windows, Mac, and Linux operating systems, in addition to their 32-bit counterparts.
Click either the "32-bit" or "64-bit" button to download the correct distribution for your operating system.
In Units Frame, added the ability to specify the unit of elevation that will be used in output files.
Redesigned the Units Frame GUI to accommodate the new functionality.
Fixed a bug that was sometimes causing Downsizer to output stations in a different order than they were added in Station Addition Frame.
Added a 64-bit release of Downsizer. So now, both 32- and 64-bit versions of the Windows, Mac, and Linux operating systems are supported.
Added labels to Station Review frame that track the number of stations that have been added.
Stopped tracking build numbers for Downsizer releases.
Fixed a bug that prevented Downsizer from running on Linux.
The Lauren's Format output file type has been replaced by XYZ Format. XYZ is very similar to Lauren's, but includes critical station metadata that Lauren's does not. The XYZ files that Downsizer generates can be used as input to SHODAN.
Fixed a bug that was causing Downsizer to fail when a climate station was selected that had data for 1 variable (usually precip), but not all 3.
Fixed a bug that caused "Add stations by location" to fail when there were stations within the rectangle that had previously been added and selected.
The SNOTEL database is once again available. It contains all historical data for water years 2007 and earlier (2008 for some stations). Recent data for water years 2008 and 2009 will be added "soon".
Also, the functions of the check boxes in Quality Control Frame are described a bit better.
The COOP climate database that the Downsizer relies upon has been greatly expanded. It now covers virtually every station that NOAA tracks (including those outside the US) for their entire periods of record (instead of just January 1948 onward). SNOTEL data are not currently available but will be restored soon.
The client has also been tweaked a bit to improve usability, in preparation for the forthcoming user's manual. There are no new major features.
This release adds World Wind to Downsizer. Visualizing station locations and retrieving data for specific geographical regions can now be done with just a few mouse gestures. Click the "Controls..." menu item in the World Wind frame for an overview of how to navigate the globe.
Fixed the broken "Add..." buttons in the Fine Station Select sub-window.
The Downsizer GUI has been completely redesigned for this release. Logically-related operations are now organized into sub-windows within the Downsizer desktop, and these windows are accessible via the toolbar at the right. By in large, the sub-windows correspond to the titled panels that made up the old monolithic GUI. So, the functionality of Downsizer is nearly the same after the facelift.
However, there were some new features added:
Fixed a bug that was causing not all of the necessary .class files to be included in the Client release.
The summary file has been expanded to include the name, latitude, longitude, and elevation of every station it summarizes. The overall format is also more clean and consistent. Period of record may be added in the future.
The versioning policy was changed. Previous versions were numbered according to the date that they were built, e.g. v2008.01.22. Future versions will be numbered according to a more traditional format: major.minor.bug.build
Downsizer is always stable: there is no public development branch, and each new version supersedes all earlier versions. Versioning began being tracked in this manner on 2008/02/04 (the release date of 1.0.0.1).
Please note that some U.S. Geological Survey (USGS) information accessed through this page may be preliminary in nature and presented prior to final review and approval by the Director of the USGS. This information is provided with the understanding that it is not guaranteed to be correct or complete and conclusions drawn from such information are the sole responsibility of the user.
Any use of trade, product, or firm names in this publication is for descriptive purposes only and does not imply endorsement by the U.S. Government. For further information, please see the standard USGS Disclaimer.
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