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Colowyo Coal Company <br />ZQ07Annual Reclamation and Hydrology Report <br />• SECTION 2 -SURFACE AND GROUND WATER DATA <br />RULE REOiJIREMENT <br />RULE 4.05.13(4)(c) Monitoring Report Requirements (surface and ground water) <br />Rule 4.05.13(4)(c) <br />(i) Water quantity data for the three surface monitoring sites is presented in Exhibit <br />2A of this report. <br />(ii) Water quality data obtained from the four surface and three ground water sites is <br />presented in Exhibit 2A and 2B of this report. Discharge monitoring reports are <br />submitted to the Colorado Department of Public Health and Environment on a <br />quarterly basis. A copy is forwarded to the CDRMS and is included in this report by <br />reference. <br />(iii) A written interpretation of the data is not required by the Division. <br />• All analytical results from surface and ground water monitoring have been tabulated <br />and are kept on file at Colowyo Coal Company L.P. Historical data is presented in <br />this AHR. 'The monitoring timeframe for this annual report is from January 1, 2007 <br />through December 31, 2007. A description of the surface and ground water <br />monitoring plan is located in Colowyo's CDRMS Permit, Volume 1, Section 4.05.13 <br />on page 4.05-10 of the permit. <br />GENERAL DISCUSSION <br />Surface Water Data -Surface water monitoring sites comprise one upstream and two <br />downstream sites and are briefly described below (See Exhibit 2C for location): <br />• New Upper Good Springs Creek (NUGSC) -upstream site, located south of the <br />mine along Moffat County State Highway 13 and represented on the Surface & <br />Ground Water Sampling Sites Map located in Exhibit 2C. Monitoring has <br />occurred from 1992 to 2007. <br />• Lower Good Spring Creek (LGSC) -downstream site, located below active <br />mining conditions along Moffat County State Highway 13 and represented on <br />the Surface & Ground Water Sampling Sites Map located in Exhibit 2C. <br />Monitoring has occurred from 1982 to 2007. <br />Page 2-1 <br />