Click on the link (not the image) to see the 1-, 2-, or brief other document. What’s in Refuge soil? Radiation levels on the trails in the Refuge A visit to the Central Operable Unit (donut hole) Negligible health risk from hot particles detected by Ketterer in Rocky Flats area soil The great Jefferson Parkway kerfuffle Survey of local homeowners about Refuge contrasted with LeRoy non-local survey Final Jefferson Parkway soil sampling results