Category: Retail Industry: Environmental, Non-profit Organizations, Consulting, Applied Geography & Spatial Sciences, Geographic Data, Topographic/Elevation Data, Land Information/Land Use, Internet/Web Mapping/Web Services, Natural Resources, Urban and Regional Planning Brief Description: The Elk River Watershed Map is an online geographic information system for the Elk River and its tributaries in Southwest Missouri, Eastern Oklahoma, and Northwestern Arkansas. The map is provided as an aid for public education and discussion of issues concerning water quality protection and environmental improvement in the Elk River Watershed. The Elk River Watershed Map is provided by I-Map Data Systems for the Elk River Watershed Improvement Association.
Client-side technologies: HTML, JavaScript
Server-side technologies: Visual Basic, ESRI MapObjects, ASP
Server-side applications: Microsoft IIS, ESRI MapObjects IMS
Database technology: shapefiles
Commercial GIS Software used: ArcView, Global Mapper, ER Mapper
Application areas: Watershed Management and Public Education
Original work produced: The map displays information for HUC12 watershed units of the Elk River based on the USGS Hydrologic Unit Code (HUC) classification system. Information for stream segments is based on 1:24000 scale USGS National Hydrography Dataset (NHD) stream centerlines. Stream flow and water quality data is being added to the map as it becomes available from USGS field studies. Low flow characteristics are displayed by stream segments that are color classified according to seepage flow measurements. Rea...
Time invested in development: Initial map developed over a period of 3 months.
Maximum number of concurrent users: No limit tested
Mark R. Phillips (Phillips@i-maps.com), I-Map Data Systems
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