1. Generalized potentiometric surface, estimated depth to water, and estimated saturated thickness of the High Plains aquifer system, March-June 2009. Laramie County, Wyoming [cartographic material] Yale Public content 2011. 2012-04-17T19:12:56Z. 2013-03-18T22:01:41Z. Bartos, Timothy T. U.S. Dept. of the Interior, U.S. Geological Survey. English. Public. Wyoming, Laramie County, and High Plains Aquifer.