Colorado Division of Water Resources (CDWR) provides Geographical Information System (GIS) data for download, which is available on our Colorado Decision Support Systems (CDSS) website. This data is available in either shapefile or ArcGIS FGB format. CDWR uses the following projection for all of its data: UTM, NAD 83, UTM Zone 13, Meters.
- Download GIS Datasets: For use in ESRI ArcGIS or other GIS software, available through the CDSS Website
- DWR Map Viewers: Used to view data interactively on the web
- Buy Maps: If you are interested in browsing and/or purchasing maps for sale by CDWR