Department of Defense Datasets Questions? Get in touch Bombs In Your Backyard Data Premium Bombs In Your Backyard Data Premium Information on the location, type, and costs of cleanup efforts administered by the Department of Defense at current and former military locations as of 2015. Learn more Source U.S. Department of Defense Dates Site data as of 2015 Learn more Defense Environmental Restoration Program Sites free Defense Environmental Restoration Program Sites free Data on all cleanup efforts administered by the Department of Defense at current and former military locations as of 2015. Learn more Source U.S. Department of Defense Dates Site data as of 2015 Learn more