Downloads
Data files, accessible with a web browser, are available from the File Transfer Protocol (FTP) site below. If asked, both username and password are begguest.
If you experience problems downloading, try right clicking the mouse and selecting the save to disk option from the pop up menu.

Logon to FTP Server

Username:
Password:
Server: ftp://

To view some of these data files you will need ArcView or ArcExplorer. These are available to download.