Category Archives: Hydro
Water Community, we need you! Submit images of your work and they may be included in this year’s Esri International User Conference Plenary Session
Bring awareness to the importance of water resources management by sharing with the international GIS community the great work you’ve done. Please submit up to three images to be considered for inclusion in this year’s Esri International User Conference Plenary Session. When … Continue reading
A new tool for creating sampling hexagons
by Tim Whiteaker, Research Associate, Center for Research in Water Resources, The University of Texas at Austin, twhit@mail.utexas.edu. I recently needed to create a mesh of hexagons covering a study area in the Arctic for a research proposal. These hexagons … Continue reading
Stay Connected to the Hydro Community with an RSS Feed
by Lara Saikali, Cartographic Product Engineer, Esri. Several community resource centers are available through the ArcGIS Resource Center, including a page dedicated specifically to Hydrology. The Hydrology Resource Center is an online community center that promotes hydro information products created … Continue reading
Need Help Preparing for Spring Flooding?
The heavy spring rain and late season snowfall have forced many communities in the Midwest to deal with seasonal river flooding. As warmer temperatures move north, the snow melt and additional rainfall will increase the chance of flooding down river. … Continue reading
U.S. Soils Data Added to World Water Online
By Lori Armstrong
The World Water Online (WWO) group in the ArcGIS Resource Center has 12 new web map applications based on the SSURGO soil survey database. These apps show soil characteristics that are useful for hydrologic modeling, such as drainage class, available water storage, water table depth, and ponding frequency. The hydrologic group code, which classifies soils based on infiltration rate, can be used to calculate curve number and model how much rain falling in an area will become runoff.
Setting a New Course for the Arc Marine Data Model
On April 2, 2013, an informal working group of twenty-five (including four Esri staffers) participated in a 1.5-hour webinar to discuss the development of a new, improved version of the Arc Marine Data Model (also known as the “Marine Data … Continue reading
GIS Hydro 2013 Pre-Conference Water Resources Workshop: More Coming Soon!
by Steve Kopp, Geoprocessing and Spatial Analysis Team, Esri
Jump-start your conference a day early by joining us for the 20th annual pre-conference Water Resources Workshop on Sunday July 7th. The Water Resources Workshop is a FREE, full day workshop focused on emerging trends in the integration of GIS and Water Resources and how you can use them in your work.
Optimized Tool for DEM Pit Removal now available
by Stephen Jackson, Graduate Research Assistant, Center for Research in Water Resources, The University of Texas at Austin, srj9@utexas.edu Extracting hydrologic features such as stream centerlines and watershed extents from a Digital Elevation Model (DEM) typically requires first hydrologically conditioning … Continue reading
Santa Clara Valley Water District Alert Web Map
by Nahm Lee, Santa Clara Valley Water District The Santa Clara Valley Water District Alert web map was designed using the ESRI javascript API. Santa Clara Valley Water District provides real time rainfall, stream flow/stage and reservoir storage/elevation data for Santa Clara … Continue reading
Aqueduct – a new tool for measuring, mapping and understanding water risks worldwide
by Robert Kimball and Paul Reig, Aqueduct Project, World Resources Institute Water is not just an environmental issue – it has the power to create risks and opportunities that can impact companies, investors, and entire economies. Further proof of this … Continue reading
