Laserfiche WebLink
~ III IIIIIIIIIIIIIIII • ~d7 <br />~R Cyprus Yampa Valley Coal Corporation __. zsse7 aa,n County Aoaa xz7 <br />An AIlsiafe of Cypus Mrnerels Company Oak Creek, CO 80167 <br />Ptwne (303) 874380D <br />December 16, 1988 <br /> <br />~t~ "n <br />~~ i;,~3 <br />Mr. David Berry <br />Colorado Mined Land Reclamation Division <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203-2273 <br />Dear Mr. Berry: <br />Re: <br />f <br />r <br />Colorado Yampa Coal Company (CYCC) is responding to your review letter <br />of November 29, 1988. CYCC has rechecked the data records of the USGS ar~d <br />has found no additional data to incorporate into USGS Stations 09243800 and <br />09243900 1987 data base. The required sampling frequency was discussed with <br />Bob Tobin, Office Chief, USGS. All twelve (12) field measurements and four <br />(4) quarterly samples were obtained during the 1988 water year. <br />All future submittals i.e. Map 14A will contain the required P.E. <br />signatures and certifications. <br />The 1988 Annual Hydrology Report will contain a graph of electrical <br />conductivity for Station 09243800. <br />If there are any additional questions, please fee] free to contact me. <br />Sincerely, <br />Richard Hughes <br />Environmental Specialist <br />'BETH: dg <br />:,r.i .:.. _..,,_.. <br />~.W,-.: ~.F,- <br />~~~ <br /> <br />