Contents
How are water bodies defined in ArcView shapefile?
The vector lines have linked attribute tables distinguishing the types of water bodies in the Long Valley Caldera region. The data are available in ArcView Shapefile format that can be used in a number of GIS and visualization software packages. This report contains vector data on the water bodies of Mono County.
How many shapefiles are in a county folder?
Each county folder contains two shapefiles (each shapefile consists of a set of seven files). One shapefile set contains the data for the townships (mtr_XX_nad83) and one shapefile set contains the data for the sections (pls_XX_nad83) where the XX is the county number.
Where can I find GIS shapefiles for California?
Downloadable GIS Shapefiles. Back to Locations of Groundwater Protection Areas These files contain the spatial data required to plot the townships and sections for each California county or for all of California (Statewide). These files are based on the Bureau of Land Management Public Land System data for California but have been enhanced…
Where can I get water geospatial data online?
Geospatial data for EPA’s Office of Water Programs, including 303 (d) Impaired Waters, 305 (b) Waters As Assessed and Total Maximum Daily Loads (TMDLs) are available as prepackaged national downloads or as more current GIS web and and data services.
Where can I find water body data format?
ArcView shapefiles format Data directory TopographicData/Water_bodies Map projection UTM Zone 11 Datum NAD27 Units Meters
How much does a USGS shapefile cost?
The map scale is 1:1,000,000 providing a high degree of detail. They are available for all 50 states and Puerto Rico by region. Each region is $47. The included readme.txt file describes the contents of the shapefiles.
What are the attributes of a shapefile map?
Shapefiles themselves are a collection of points, lines or polygons. They have no attributes. It is up to you, the user, to define colors, line width, symbols and other attributes within the limits and capabilities of the GIS programs you are using. The shapefiles on this page are copyrighted as follows.