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COLORADO LEGACY LAND <br /> M-1 DMENT#5,COMMENT AND RESPONSE SUMMARY TABLE <br /> COMMENT NO. RESPONSE TO COMMENT <br /> submitted in Technical Revision No.23 (TR-23;submitted on <br /> 5 4 2016 and approved on 3 17 2017). <br /> CLL is not proposing additional environmental monitoring. The <br /> Exhibit U-Designated Mining Operation Environmental current monitoring network described in Exhibit E provides <br /> Protection Plan(Rule 6.4.21):Per Rule6.4.21(3),please identify upgradient,downgradient,and cross gradient groundwater <br /> 13 any additional environmental protection measures,monitoring,or monitoring stations as well as several surface water monitoring <br /> permitting required from other agencies or jurisdictions (if any)for stations on Ralston Creek that are upgradient and downgradient <br /> the proposed disposal of radionuclide-impacted alluvial valley soils of the Black Forest Mine. <br /> into the Black Forest Mine. <br /> No revisions have been made in response to this comment. <br /> Exhibit U-Designated Mining Operation Environmental CLL is not seeking any new permits or licenses for the proposed <br /> Protection Plan(Rule 6.4.21): Per Rule 6.4.21(4)(a),please list any affected areas. A list of current permits and licenses is provided <br /> air,water quality,solid and hazardous waste,and other federal,state in Exhibit M. <br /> 14 permits or local licenses,or other formal authorizations which the <br /> operator holds or will be seeking for the activities proposed in the <br /> expansion areas(NWRP upland area and Black Forest Mine area),if <br /> required. <br /> Exhibit U-Designated Mining Operation Environmental This information is provided in Section 8c,Description of Geologic <br /> Protection Plan(Rule 6.4.21): Per Rule 6.4.21(8)(c),please Media,of the Environmental Protection Plan (Whetstone <br /> describe all geologic media down to and including the upper most Associates,2016). <br /> 15 aquifer under the proposed disposal site in the Black Forest Mine No revisions have been made in response to this comment. <br /> where such subsurface materials and any associated waters have the <br /> potential to be contaminated by materials that are toxic or acid- Note: The Environmental Protection Plan (Whetstone Associates, <br /> forming,or that produce acid mine drainage. 2016)is Attachment B of Technical Revision 23. <br /> Figure 8-11 and Figure 8-17 of the Environmental Protection Plan <br /> (Whetstone Associates,2016) illustrate the location of the Illinois <br /> Exhibit U-Designated Mining Operation Environmental Fault,East Rodgers Fault,and West Rodgers Breccia Reef.As <br /> Protection Plan(Rule 6.4.21):Per Rule 6.4.21(8)(d),please shown in the figures,these figures do not underlie the Black <br /> identify and locate on a map,in Exhibit C,known major fracture Forest Mine. <br /> 16 systems that affect rock formations under the proposed disposal site <br /> in the Black Forest Mine where such fractures and any associated As previously described in Technical Revision 14 and references <br /> waters have the potential to be contaminated by toxic or acid- in Section E.4 of this application amendment,the alluvial valley <br /> forming materials or that produce acid mine drainage. soils are not acid forming materials or have the potential to <br /> produce acid mine drainage. <br /> PAGE 9 OF 12 <br />