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• SECTION 2 -SURFACE AND GROUND WATER DATA RULE REQUIREMENT RULE 4.05.13(4)(c) Monitoring Report Requirements (surface and ground water) Rule 4.05.13(41(c) (i) Water quantity data for the three surface monitoring sites is presented in Exhibits 2A of this report. (ii) Water quality data obtained from the three surface and three ground water sites is presented in Exhibits 2A and 2B of this report. Dischazge monitoring reports aze submitted to the Colorado Department of Public Health and Environment on a quarterly basis. A copy is forwazded to the CDMG and is included in this report by reference. (iii) A written interpretation of the data is not required by the Division. All analytical results from surface and ground water monitoring have been tabulated and aze kept on file at Colowyo Coal Company L.P. Historical data is presented in this AHR. • The monitoring timeframe for this annual report is from January 1, 2003 through December 31, 2003. A description of the surface and ground water monitoring plan is located in Colowyo's CDMG Permit, Volume 1, Section 4.05.13 on page 4.05-10 of the permit. GENERAL DISCUSSION Surface Water Data -Surface water monitoring sites comprise one upstream and two downstream sites and are briefly described below (See Exhibit 2C for location): • New Upper Good Springs Creek (NUGSC) -upstream site, located south of the mine along Moffat County State Highway 13 and represented on the Impoundments Map. Monitoring has occurred from 1992 to 2003. • Lower Good Spring Creek (LGSC) -downstream site, located below active mining conditions along Moffat County State Highway 13 and represented on the Impoundments Map. Monitoring has occurred from 1982 to 2003. • Lower Taylor Creek (LTC) -downstream site, located below active mining conditions along Moffat County Road 17 and represented on the Impoundments Map. Monitoring has occurred from 1983 to 2003. n LJ CF 4.3 2003