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Revegetation History of Areas in Bond Release Evaluation <br />Reference <br />Area <br />Seeding Date <br />Acres <br />Method <br />Seed Mix <br />Area <br />Comparison <br />South Lease Exploration <br />pre -2000 <br />7.0 <br />Shadscale <br />Roads and Drill Pads <br />North Decline Mine <br />April 2002 <br />0.5 <br />hydro <br />13 Upland <br />Greasewood <br />Dewatering System <br />Oct. 1992 <br />17.7 <br />North Decline <br />Greasewood <br />Oct. 1996 <br />2.5 <br />broadcast <br />Oct. 2000 <br />ubstation B <br />Nov. 2002 <br />0.3 <br />hand <br />13 Upland <br />1 Shadscale <br />uth Fan - West <br />Oct. 2000 <br />< 1 <br />Shadscale <br />uth Fan - East <br />Oct. 2000 <br />< 1 <br />Shadscale <br />2 West Portals - East <br />Oct. 2000 <br />< 1 <br />Shadscale <br />2 West Portals - West <br />___. Oct. 2000 <br />< 1 <br />__ _.._ ._.. <br />__._.__.__..__ <br />Shadscale <br />Dec 2001 <br /><1___ <br />Roadside Refuse Borrow <br />Nov. 2002 <br />4.5 <br />drill <br />13 Upland <br />Shadscale <br />Area <br />Roadside Refuse Disposal <br />Nov. 2002 <br />8.4 <br />hydro <br />13 Upland <br />Shadscale <br />Area RDA <br />Roadside South Portal Upper <br />Nov. 2002 <br />1.1 <br />hydro <br />13 Upland <br />Shadscale <br />Diversion Ditch <br />Roadside North Portal Mine <br />Nov. 2002 <br />17.5 <br />drill <br />13 Upland <br />Greasewood <br />Au . 2003 <br />6.9 <br />Shadscale <br />Facilities and Stockpile Area <br />Cameo RDA Topsoil Piles <br />Aril 2002 <br />2.9 <br />hydro <br />13 Upland <br />Greasewood <br />Cameo Borrow Area <br />Jul Dec. 1994 <br />2.2 <br />hydro <br />10 <br />Greasewood <br />Aril 2002 <br />0.5 <br />13 Upland <br />No. 1 <br />Cameo Borrow Area <br />April 2002 <br />2.6 <br />hydro <br />13 Upland <br />Greasewood <br />No. 2 <br />Cameo Refuse Disposal Area <br />July /Dec_ 1994 <br />12.0 <br />_ <br />Shadscale <br />RDA No. 1 <br />Aril 2002 <br />13.9 <br />13 Upland <br />meo Refuse Disposal Area <br />Dec. 1994 <br />7.5 <br />pril 2002. <br />rA <br />20.2 <br />13 Upland <br />(RDA) No. 2 <br />Shadscale <br />ov. 2 002 <br />1.4 Standards for Success <br />Success standards for the Snowcap Mine have been modified several times in the past 12 years due <br />to untenability and this history is briefly detailed below. According to permit documents, success criteria <br />and standards that were initially established for the Snowcap mine, were as follows: <br />• 90% of the ground cover of the approved reference area. <br />• 90% of the production of the approved reference area. <br />• Woody plant density of 800 live shrubs per acre. <br />• One perennial cool- season grass species with >3% relative cover. <br />Total perennial warm- season grass species >_ 3% relative cover. <br />Total perennial forb species >_ 3% relative cover. <br />No reclaimed area shall have a single species that represents > 40% relative cover. <br />CEDAR CREEK ASSOCIATES, Inc. Page 7 Snowcap - Phase III Bond Release <br />Evaluation - 2012 <br />