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INTRODUCTION <br />of air, soil, and groundwater contamination in 1982 and became <br />fully involved in 1983 at the request of the Pitkin County Board of <br />County Commissioners. The Commissioners invited Superfund status <br />for the Smuggler mountain site by requesting its inclusion on the <br />EPA's National Priorities List in late 1989. <br />In 1985 some of the potentially responsible parties (PRPS), <br />including the developers of several condominiums and a mobile home <br />park on the lower portion of the site, conducted a Remedial <br />Investigation/Feasibility Study (RI/FS) under a consent Administra- <br />tive Order (AO) issued by EPA. The final report on these studies <br />was issued in March 1986. Subsequently EPA prepared an <br />Endangerment Assessment in May 1986. This led to an Endangerment <br />Finding determining that lead and cadmium levels in the soils at <br />the site posed imminent and substantial risk to public health and <br />the environment. As a result of these studies and determinations, <br />and after opportunity for public comment, the Smuggler mountain <br />Site was placed on the National Priorities List (NPL) June 10, <br />1986. <br />After additional public comment a Record of Decision (ROD) <br />was issued in September 1966. The ROD divided the sites into two <br />"Operable Units", OU-1 and OU-2. oU-1 consists principally of <br />residences, condominium developments and a mobile home park, along <br />with the Mollie Gibson mine and mill site and the Smuggler No. 1 <br />tunnel site' at the base of Smuggler mountain. OU-2 appears to <br />contain the unimproved Williams ranch area and the Smuggler mine <br />site including the Smuggler shaft, Clark tunnel, and Smuggler No. <br />2 and 3 tunnels. <br />The proposed remedies for contaminated soil on OU-1 called <br />for massive soil excavation and its relocation to a controlled <br />site. This was conjunctive with significant land-use restrictions <br />and controls (institutional controls) that would be required in <br />perpetuity and that would be ensured by Pitkin County. <br />In response to public concern over the scale of the <br />"remedies," EPA conducted additional soil sampling and twice <br />"downsized" the excavation requirements while boosting reliance <br />The Smuggler No. 1 tunnel, like the nearby and slightly lower <br />Cowenhoven tunnel, has been plugged for years. Available maps indicate <br />that it "day-lighted" on the Denver b Rio Grande Railroad right-of-way, <br />below and northwest of the upper D6RG spur to the Mollie Gibson mine. <br />I am informed it was driven from the Smuggler shaft through non- or <br />weakly-mineralized "country rock" (Belden Formation, then glacial drift <br />and alluvium near-surface) to "day-light" just to the south of the <br />Smuggler power plant. According to Stefan Albouy the Smuggler No. 1 <br />tunnel was driven principally to run steam pipes from the Smuggler power <br />plant, located on a bench below the Free Silver shaft near the Smuggler <br />No. 1 tunnel portal, to and down the Smuggler shaft. <br />Bruce A. Collins - x - SNUCCLeR BIBLIOGRAPHY <br />