More News


CUAHSI-HIS Short Course May 22, 2011

This two-part course provided hands-on training in using the CUAHSI Hydrologic Information System to find, access, and analyze water observation data. The course was presented as part of the 2011 EWRI World Environmental and Water Resources Congress in Palm Springs, California.


HydroExcel 1.1.5 Released

This version of HydroExcel fixes some compatability issues with WaterML 1.1, allowing full access to the metadata.

[To Download]


Hydrologic Data Needs Survey

Help us help you, by filling out our Hydrologic Data Publication, Discovery, Access and Analysis Needs Survey.

This survey follows on to those conducted in 2004 and 2006. Results of these surveys have had a significant influence on the direction of this project.


HydroExcel 1.1.4 Released

This version of HydroExcel fixes two minor issues found in version 1.1.3. Abstract text is no longer wrapped on the Data Source worksheet, resulting in improved readability. WaterML files can now be saved even if site or variable codes include the pipe character.

[To Download]


HIS Seminar and Workshop - Nov. 18, 2010

At the 2010 A.D. Latornell Conservation Symposium in Alliston, Ontario, Canada, Dr. Tim Whiteaker presented a workshop with hands-on training on using CUAHSI-HIS. For presentations and training materials from the workshop, please visit the [workshop page]. For information on the Latornell Conservation Symposium, please visit


Give HydroDesktop a Workout

HydroDesktop, CUAHSI HIS' new map-based client application for discovery, access and analysis of hydrologic data is ready for your review. We are looking for members of the community to help us test it and provide feedback. We encourage you to go to the HydroDesktop web site, download the software and give it a workout. Let us know your thoughts about it using our feedback page. For more information, see the HydroDesktop page on this site.


HydroExcel 1.1.3 Released

This version of HydroExcel includes the ability to download a list of all WaterOneFlow services registered at HIS Central. These services can then be queried using HydroExcel.

[To Download]


Hope you saw us at the Water Data Service Workshop, July 21-22, 2010

This workshop was an introduction to the CUAHSI HIS web service approach to sharing and accessing hydrologic data, including the key tools and technologies: HydroServer (store and publish), HIS Central (catalog and search), and HydroDesktop (access and analyze). The workshop followed the CUAHSI Biennial Colloquium in Bolder, CO.


HIS at the AWRA Spring Specialty Conference: GIS & Water Resources VI

The keynote by ESRI’s Jack Dangermond described how ESRI is integrating HIS technology into their new products. There was also a number of other HIS related presentations, and we had demos and more at the CUAHSI booth at the conference on, March 29-31, 2008, and the workshops that followed it on April 1-2, in Orlando, FL.

HydroDesktop at AWRA   HydroDesktop at AWRA
HydroDesktop at AWRA!


CUAHSI HIS 2009 Status Report Released

The CUAHSI HIS Team has produced a 2009 Status Report that details the expansions and updates to the HIS System that have occured since the Version 1.1 Overview Report was released on July 12, 2008. Let us know your thoughts about it using our feedback page.


We Need your Comments on Draft WaterML Documents

These are draft documents that are currently in the review process and we invite the water community to help us review them and provide commentary. You can submit your comments using our feedback page.


Hear HIS on NPR's EarthSky Radio Broadcast

Listen to this 90 second EarthSky interview with David Maidment on how HIS is helping experts access water information!  [More Info]


HydroExcel 1.1.2 for Office 2007 Released

This latest version of HydroExcel features right-click menus and additional buttons to improve the workflow, the ability to save raw WaterML files to disk as XML files, and the display of some additional items available in WaterML such as variable speciation.

[To Download]


Hands-on Training! We had some great HIS Workshops

Recent workshops include:

  • May 27, 2009 - Texas HIS Workshop, held on the campus of The University of Texas at Austin
  • June 4-5, 2009 - HIS Workshop, held on the University of Vermont campus in Burlington, Vermont. View the flier, see the workshop web page, or contact the Vermont EPSCoR office at (802) 540-1044 or for more info.


Free Cyberseminar: State and Regional Hydrologic Information Systems - Friday, May 15, 2009

  • Presented by:
    • David R. Maidment, Director, Center for Research in Water Resources, University of Texas at Austin
    • David Tarboton, Utah Water Research Laboratory, Civil and Environmental Engineering, Utah State University
  • If you missed the cyberseminar or just want see it again, here is a recording of the cyberseminar and the presentation slides:
  • More Info


HIS in California - March 14, 2009

At the invitation of Mark Lubell, a professor of Environmental Science and Policy at the University of California, Davis, David Maidment spent today at UC Davis discussing CUASHI HIS and the potential for using the CUAHSI approach to build a water data services infrastructure for California. [More].


Kansas HIS Workshop Held March 24th & 25th

Dr. Tim Whiteaker of the HIS team presented a workshop to key personnel in state agencies and universities of Kansas, including faculty, research staff, students, technical experts, and geo/hydro data specialists... [More Info]


Got Water Data? Come join the CUAHSI Water Data Federation!

Publish your data with a CUAHSI-HIS Server and register it with the CUAHSI-HIS Central Web Service Registry. It will then be available in federated search engines just like NWIS and STORET... [More Info]


Hope you saw HIS 1.1 at AGU

We had demos and more at the CUAHSI booth at the AGU 2008 Fall Meeting, December 15-19, 2008, in San Francisco, CA.

See the Intro to HIS Movie we distributed at AGU!

[View High Resolution (91M)]
[View Medium Resolution (16M)]


HIS 1.1 Released

HIS 1.1 was released at the CUAHSI Biennial Science and Engineering Meeting in Boulder on July 14-16... [More Info]

© 2008-2010 CUAHSI-HIS

This material is based upon work supported by the National Science Foundation (NSF) under Grant Nos. 04-12975, 041-3265, and 06-22374.
Any opinions, findings and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the NSF.