Search Results

Year 1998 Publisher United States Environmental Protection Agency

1. EPA Dam Locations, Western United States, 1998

Datasets University Of Arizona Public content
1998. This dataset provides a locational map of 2,471 dams in Arizona, California, Colorado, Idaho, Nevada, New Mexico, Oregon, and Utah. The National In... United States Environmental Protection Agency.

2. EPA Ecoregions for the Conterminous U.S., United States, 1998

Datasets University Of Arizona Public content
1998. The ECOREG coverage provides polygon coverage of the Level III ecoregions for the conterminous United States. The ecoregions shown here have been d... United States Environmental Protection Agency.