You might currently use the local newspaper’s web site to obtain recent elevation data for the reservoir you are fishing or the river you are canoeing. Or if you fish or float on a number of water bodies, you might have to browse a number of controlling authorities sites (including the US Geological Survey) to [...]
John M. has created maps suitable for Garmin GPS units and posted them at GPSFileDepot. The extent of the area includes all of New Mexico, Oklahoma, Texas, parts of Arkansas, Louisiana, and Missouri. Features include: Roads – Interstates, highways, arterial roads, residential roads, limited unpaved roads Railroads High resolution water data – lakes, rivers, streams, [...]
HydroSHEDS (Hydrological data and maps based on SHuttle Elevation Derivatives at multiple Scales) provides hydrographic information in a consistent and comprehensive format for regional and global-scale applications. HydroSHEDS offers a suite of geo-referenced data sets (vector and raster), including stream networks, watershed boundaries, drainage directions, and ancillary data layers such as flow accumulations, distances, and river topology information. HydroSHEDS [...]
