Information about the various Superfund project sites is arranged by geographic area.

• Phoenix Area site information and maps (English/español)
• Tucson Area site information and maps (English/español)
• Statewide site information and maps (English/español)
• Statewide, Superfund Locations (Interactive GIS eMaps)

At the end of the site description, you may select a detailed site map or additional site information, such as the Project History or Registry Report, by clicking on the topic of interest.

For sites on the Water Quality Assurance Revolving Fund (WQARF) Registry, the detailed site map will show the known or implied boundary of the contamination that is above the appropriate regulatory level.

For National Priority List (NPL) Superfund sites and Department of Defense sites, the site map may not illustrate the boundary of known contamination.