The Query Manager files can be downloaded from our FTP site by selecting the appropriate link below. You can choose to download the entire set of files, or download only the pieces you need. Please see our additional information page for the disclaimer , system requirements or hard disk space requirements and basic applications instruction . If you have trouble downloading the files, see our Download Troubleshooting page.
Individual Databases Select a link below to download the database for a given watershed area.
Sometimes our server is briefly unavailable due to maintenance or troubleshooting. If you have difficulty downloading from this site go to the mirror site or refer to our Download troubleshooting page .