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EXHIBIT B <br />MEMORANDUM <br />TO: Harvey W. Curtis, Esq. <br />FROM: Katie Fendel, P.E. <br />DATE: June 14, 2006 <br />RE: Allen Drilling and'Excavation 122 Permit Application <br /> File No. M-2005-080 <br />This memorandum summarizes our review of the above application and its compliance with <br />applicable statutory and regulatory requirements. Inconsistencies between the application and the <br />requirements of the Colorado Land Reclamation Act for the Extraction of Construction Materials <br />("the Act") and the Mineral Rules and Regulations of the Colorado Mined Land Reclamation Board <br />for the Extraction of Construction Materials, as amended June 2005, ("MLRB Rules") are noted. <br />Pursuant to Rule 1.4.1(10), the applicant has the burden of demonstrating that the application meets <br />requirements of the Act, Rules, and Regulations. <br />1. Anolicant's statement: The applicant states: "Ground water will not be exposed." (Exhibit <br />G, Water Information, December 2005 112 Permit Application.) <br />MLRB requirements: As part of Exhibit G (Water Information), if the operation is expected <br />to directly affect the ground water system, the applicant shall provide an estimate of the project water <br />requirements including flow rates and annual volumes for the development, mining, and reclamation <br />phases of the project. (MLRB Rule 6.4.7(3)). MLRB Rule 3.1.6(1)(a) further requires that <br />disturbances to the quantity of water in ground water systems be minimized, includine but not <br />limited to, compliance with applicable Colorado water laws and regulations governing injury to <br />existing water rights. Section 34-32.5-116(4)(h) of the Colorado Land Reclamation Act for the <br />Extraction of Construction Materials requires that the reclamation plan shall conform to the <br />following requirement: Disturbances to the prevailing hydrologic balance and to the quantity of <br />water in groundwater systems, both during and after the mining operation and during reclamation, <br />shall be minimized. Section 34-32.5-116(4)(h) further notes that nothing in this section shall be <br />construed to allow the operator to avoid compliance with other statutory provisions governing well <br />pemuts and augmentation requirements and replacement plans when applicable. <br />Discussion: This project is expected to directly affect the ground water system through <br />evaporation of exposed ground water. According to the applicant, up to 15.8 acres will be mined at <br />any one time. (Apri117, 2006 Response to Second Adequacy Review Comments). The applicant <br />intends to mine approximately 10 feet deep. (Exhibit D- Mining Plan). Under the proposed mining <br />plan, significant quantities of ground water will be evaporated over the twenty yeaz life of the mine. <br />Evidence supporting the expected exposure of the ground water table is found in the attached <br />June 14, 2006 memorandum from Jon Ford, Leonard Rice Engineers, Inc. to Harvey Curtis, Harvey <br />W. Curtis and Associates. (See Objectors' Exhibit ZO). This information is briefly summazized <br />below. <br />1) The average annual depth to ground water will likely be approximately 10 to 14 feet at <br />the north end of the site, and approximately 8 to 9 feet at the south end and average about <br />9 feet. Limited evidence suggests that the seasonal fluctuation of the depth to water is on <br />LEONARD RICE ENGINEERS. INC. <br />2000 Ctav SrReer, StJITE 300, DewveR. COLORADO 802 1 1-51 1 9 • PHONE (303) 455-9589 • Frx (303) 455-01 1 <br />