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• <br />~~~~~ <br />An AMNrw of Lyp,n MIrIML~ Comoury <br />May 21, 1990 <br />David Berry <br />Colorado Mined Land Reclamation Division <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203-2273 <br />Dear Mr. Berry: <br />• iii iiiiiiiiniiiiii <br />9~ <br />2DSB7 Ram County RoW ~n <br />OAR Gesk CO 8(M67 <br />p~ona f~0.t1 E7PJBW <br />i~ <br />'Y / <br />b <br />® ,~ ti~o~~i`Yb~v~F, <br />~~ <br />~~ <br />Re: Minor Revision 90-10, Hydrologic Monitoring Plan; Mine 3, Permit <br />C-84-062 <br />As we discussed last week, the hydrologic monitoring plan required further <br />clarification of the spoil spring monitoring schedule. Pages 15-4 and 15-7 <br />of Exhibit 15, Hydrologic Monitoring Plan, have been revised to reflect the <br />sampling schedule. Map 4b, Hydrologic Monitoring Program, has been updated <br />and is included with the revised pages. <br />If you have any questions, please feel free to contact me. <br />Sincerely, <br />Claire E. Semmer <br />Environmental Specialist <br />CES:d9 <br />Enclosures <br /> <br />