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r1 \J October 2000 14- 003-2191 lowest projected placement of waste. In addition, there aze no surface water bodies located on the property. Therefore, waste will not be placed below of into surface or groundwater at the site. 2.1.18 The Operator shall immediately notify the Department if he observes, fmds or becomes awaze of a condition or event which is likely to cause a release or has caused a release of a substance containing a pazameter identified in the faci]ity detection monitoring program pursuant to Appendix B4 of the Colorado Solid Waste Regulations (6 CCR 1007-2). r~ LJ 2.2 GROUNDWATERMONTTORING A groundwater monitoring and sampling system has been installed to conform with Appendix B, Section B2 of the Regulations which also implements a detection of the presence or occurrence of groundwater at the point of compliance. Any changes in the statistical variance of the pazameters will be analyzed in accordance with the provisions of the Regulations. The parameters for which the operator will be analyzing will be approved in advance by the CDPHE. The Operator has designed and installed a groundwater monitoring system to conform with Appendix B, Section B2 of the Solid Waste Regulations of 6 CCR 1007-2. The system consists of a sufficient number of wells, installed at appropriate locations and depths, to yield groundwater samples from the uppermost aquifer that: • Represent the quality of upgradient groundwater that has not been affected by leakage from an existing disposal azea • Represent the quality of the groundwater passing the downgradient compliance boundary of the proposed waste disposal facility All wells monitor the uppermost aquifer beneath the site, a sandstone unit in the Dawson azkose, at depths ranging from 96 to 220 feet below the existing ground VON1191RI915ed~li~Permiil000 doc Sedalia Recycling Center and Depository