Category: Hydro

Need Help Preparing for Spring Flooding?

Flood

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

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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.

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Setting a New Course for the Arc Marine Data Model

ArcMarine_sml

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

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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.

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Posted in 3D GIS, Analysis & Geoprocessing, ArcGIS Online, Community Maps, Editing, Electric & Gas, Geodata, Hydro, Imagery, Local Government, Mapping, National Government, Oceans & Maritime, Public Safety, Services, State Government, Transportation, Uncategorized, Water Utilities, Web | Tagged , , , , , , , , , , , , , , , , , , | 3 Comments

Optimized Tool for DEM Pit Removal now available

LiDAR scene

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

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Santa Clara Valley Water District Alert Web Map

Santa Clara Valley Water District

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

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Aqueduct – a new tool for measuring, mapping and understanding water risks worldwide

Aqueduct

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

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EPA’s new app and website: How’s My Waterway?

How's my waterway?

by Brad Cooper, INDUS Corporation, Member of the EPA/How’s My Waterway Team EPA’s new app and website, How’s My Waterway, helps people find information on the condition of their local waterways using a smart phone, tablet, or desktop computer. It … Continue reading

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Attention all NHD Users!

The NHD Update tool v6.0.0 for ArcGIS 10.1 is in the final testing phase and will be officially released in February.  Subsequent versions of the ArcGIS 10.1 tool (v.6.0+) will include enhancements submitted by the stewardship community.  Release date for the first v6.0+ will be one-two months out from the February v6.0.0 release.  Note that only the most recent version of the NHD edit tool will be maintained/enhanced.  Issues reported regarding earlier versions, will be tested in the latest Beta version and resolved as necessary.

Please check back to the Hydro Resource Center for the final release!

 

 

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February 2nd is World Wetlands Day!

World Wetlands Day: Feb. 2, 2013

by Daniel Siegel, Hydro Team, Esri On this date, 42 years ago, the Convention on Wetlands of International Importance was adopted in the Iranian town of Ramsar. It had been in development since 1962, when ecologists began to worry that … Continue reading

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