Gloyn, R.W., C. D. Morgan, D. B. Talbot, R.E. Blackett, B. T. Tripp, Mike Lowe; 1995.
<br /> Mineral, Energy and Ground-water Resources of San Juan County, Utah. Utah
<br /> Geological Survey, Utah Department of Natural Resources, Special Study 86. 39 pp.
<br /> Gonzales, D, 2011, Rreview of Surface and Groundwater Conditions, May Day-Idaho
<br /> Property, La Plata County, Colorado
<br /> Hagar, F, 2011, Conceptual Hydrogeologic Model, May Day Mine-La Plata County
<br /> Kirkham, Robert M., David A. Gonzales, Christopher Poitras, Kendra Remley, and
<br /> Douglas Allen, Geologic Map of the Hesperus Quadrangle, La Plata and Montezuma
<br /> Counties, Colorado, Colorado Geological Survey, Denver, Colorado.
<br /> Levings, G.W, Kernodle, J.M. and Thorn, C.R. (1996)Summary of the San Juan
<br /> Structural Basin Regional Aquifer-System Analysis, New Mexico, Colorado, Arizona and
<br /> Utah. U.S. Geological Survey Water-Resources Investigation Report 95-4188.
<br /> Linsley, Ray, K. and Joseph B. Franzini. 1972. Water-Resources Engineering. McGraw-
<br /> Hill, Inc. New York. 690 pp.
<br /> Topper, R, Spray, K.L., Bellis, W.H., Hamilton, J.L. and Barkmann, P.E. (2003)
<br /> Groundwater Water Atlas of Colorado. Colorado Geological Survey Special Publication
<br /> 53.
<br /> b. Regulatory
<br /> CDPHE
<br /> Colorado Department of Public Health and the Environment, Regulation 31 The Basic
<br /> Standards and Methodologies for Surface Water(5CCR 1002-31).
<br /> Colorado Department of Public Health and the Environment, Regulation 34 Stream
<br /> Classifications and Water Quality Standards.
<br /> Colorado Department of Public Health and the Environment, Regulation 41 The Basic
<br /> Standards for Ground Water(5CCR 1002-41).
<br /> Colorado Department of Public Health and the Environment-Stormwater Permit
<br /> COR0300000.
<br /> Colorado Department of Public Health and the Environment-Commerce and Industry
<br /> Permitting.
<br /> County
<br /> La Plata County Land Use Codes
<br /> Colorado Division of Reclamation Mining and Safety
<br /> May Day Idaho Mine Complex
<br /> M-1981-185
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