![map of all areas](https://webarchive.library.unt.edu/eot2008/20090116080721im_/http://toxics.usgs.gov/photo_gallery/photos/diffusioin_sampler/map_allareas.gif) Map of the chemical spill-10 (CS-10) and storm drain-5 (SD-5) plumes on the Massachusetts Military Reservation (MMR) and the discharge areas in Johns Pond, Cape Cod, Massachusetts. Contour lines are water-table elevations in feet above sea level -- from the Passive-Vapor-Diffusion Sampler Photo Gallery
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