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BMRI San Luis Project CDMG Annual Report March 20, 2003 Page 3 Table I- San Luis Project Existing Mine Land Disturbances (2002) Area Permitted Disturbance acres Actual Disturbance acres Completed Reclamation acres Remaining Reclamation acres East Pit 20 20 20 0 West Pit ]]0 100 54.3 28.7 Waste Rock A 0 0 0 0 Waste Rock B 18 IS 18 0 Waste Rock C 30 28 28 0 Waste Rock D 42 42 42 0 South Waste Rock 50 35 35 0 MiII Area 26 26 4 22.4 ESI Leach Pad 8 8 8 0 Test Leach Pad ]0 ]0 0 10 Borrow Area 17 10 0 70 Roads 30 20 8 20.8* Tailin Facilit 192 192 166.8 25.2 Tu[al Area 547 SOY 391.9 117.1 *Roads include areas that were previously accounted for within other facility lootprints, but since the majority of the facilities have been reclaimed leaving only the roadway surface, this roadway acreage has been separated and accounted (br as roadway disturbance, were as previously it might have been included with the Waste Rock Faci]ityC or tailing facilit}' disturbance iden[itiartion. Therefore, the roadway disturbance identification has been increased. Site Monitoring and Reporting Quarterly water sample collection and analysis in accordance with TR-06, TR-15, TR-26, TR-31, and the monitoring program QA/QC took place throughout the year. Laboratory analytical reports were transmitted to the Division upon receipt from the laboratory. Surface water, ground water and process point water sampling was conducted in accordance with Technical Revision 31 (TR-31). Piezometer water level measurements were conducted throughout the year in accordance with the permit frequency schedule. Laboratory analytical reports were transmitted to the Division upon receipt from the laboratory. Lysimeters were inspected quarterly and reported to the Division. The lysimeters remained dry throughout the year. Groundwater sampling and analysis of the San Luis town wells and Shalom Ranch well was conducted throughout the year on a more frequent basis than required by the CMLRB