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A surface vehicle fueling station is located across from the Administration Building in the <br />equipment storage yard. One 10,000 gallon unleaded gasoline above-ground tank and one <br />40,000 gallon diesel above-ground tank are at this location. The area is diked with an <br />earthen berm large enough to contain any leaks or spills. A concrete pad encloses the fuel <br />pump area adjacent to the tanks. <br />Diesel, gasoline and oil are delivered to Deserado Mine on an as need basis by contract. <br />A Blue Mountain Energy Lubrication Truck is used to deliver fuel and lubricants to <br />remote locations on the mine site. This vehicle has a Colorado Hazardous Materials <br />Permit to transport limited quantities at a time. (See Appendix B). <br />4. CHEMICAL STORAGE AND USE <br />WATER TREATMENT PLANT BUII,DING <br />The following chemicals are stored in or nearby the potable water treatment plant <br />building: <br />CHLORINE LIQUID A maximum of four 55 gallon barrels are stored at anytime. The <br />product is pumped from the barrels into the system on a rotation basis. <br />HYDROCHLORIC ACID (35.2% in water solution) is stored outside the water treatment <br />plant bui]ding in a 2,000 gallon fiberglass above-ground tank with a concrete containment <br />enclosure sufficient to hold the entire tank content. This product is listed in the Deserado <br />Mine's Tier Two Emergency and Hazardous Chemical Inventory under SARA Title III <br />and the Community Right to Know Act of 1986 (See Appendix C). <br />FLOCLEAN -Approximately eight 5-gallon containers ofreverse-osmosis membrane <br />washing chemical are stored in the water treatment plant building. It is stored in its <br />original container on the floor in the Southeast corner of the building. <br />SEWAGE TREATMENT PLANT <br />The sewage treatment plant has an adjacent attached structure on the West side containing <br />a maximum of (2) 55 gallon drums of liquid chlorine chemical. [t is used as the final <br />disinfectant of affluent. <br />COAL PREPARATION PLANT BUILDING <br />This building houses two steel tanks containing flocculent products; NALCO 8815 and <br />8856. These products are used for separation of fine coal in clean coal processing. They <br />are located on the bottom floor on concrete floors with concrete sumps to prevent <br />drainage to the outside of the building. A concrete sump catches all washdown materials <br />within the building and can pump the material to the Raw Coal thickener for additional <br />6 <br />