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Mayo and Associates, LC <br />;~ ~; <br />~.~ <br />~~ n <br />~^ <br />i. °'o <br />n P <br />/` ~GN <br />~ t ~ <br />w OP <br />P p /~ <br />a^ A <br />3 - <br />.. ~~. I , <br />,CQ <br />n <br />0 1,000 Mila <br />t-~ <br />0 2,000 Km „ <br />Figure 1 Maximum extent of Cretaceous Interior Seaway. The Uinta and Piceance <br />Basins are located in eastern Utah and western Colorado, respectively. <br />Modified after Williams and Stelck, 1975. <br />0 25 50 Miles <br />r ~ <br />0 40 80 Km <br />Figure 2 Schematic diagram of western shoreline of the Cretaceous Interior <br />Seaway. The shoreline locally transgressed and regressed in response to <br />sea level changes and had an overall eastward migration across the Uinta <br />Basin into the Piceance Basin during Cretaceous time. <br />Evaluation of Potential Groundwater Inflows 13 February 24, 2004 <br />Associated with E Seam Mining, <br />West Ells Mine, Somerset, Colorado <br />