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6. This source shall be limited to a maximum production rate as listed below and all other activities, <br />operational rates and numbers of equipment as stated in the application. Daily records of the actual <br />production rate shall be maintained by the applicant and made available to the Division for inspection <br />upon request. (Reference: Regulation No. 3, Part B, Section II.A.4.) <br />Total quantity of material (coal and refuse) handled shall not exceed 59,400 tons per day and <br />8,500,000 tons per year. <br />The total quantity of refuse material shall not exceed 5,000 tons per day from the Coal Prep Plant <br />or 5,000 tons per day from the Reclaim Tower and 1,000,000 tons per year. <br />Raw material stockpiles shall not exceed 5.1 acres. <br />Processed material stockpiles shall not exceed 4.8 acres. <br />Processing of through the Coal Prep Plant shall not exceed 20,000 tons per day and 4,500,000 ton <br />per year. <br />Hours of operation for maintenance activities on the three main stockpiles limited to 60 hours/day <br />Hours of operation for maintenance activities on the silo stockpiles limited to 40 hours/day <br />Hours of operation for maintenance activities on the refuse piles limited to 75 hours/day <br />After the inspection, the source provided facility records to demonstrate compliance with this <br />Condition (see attached). Records were reviewed for the time period from the previous inspection <br />(Sept 2012) through April 2015. The following includes a summary of those production records <br />with associated analysis for each permit limit as listed above: <br />Total material handled- The facility did not exceed the daily material handling limit of 59,400 tpd, <br />with the highest recorded value being 51,543 tons (2/16/2014). Since the last inspection, yearly <br />production has remained fairly consistent around 6 MMtpy during the compliance period. The <br />highest rolling 12 -month total production of 7,216,010 tons produced occurred during the 12 -month <br />period ending Nov 2012. This is below the 8,500,000 tpy limit listed above. <br />Total quantity of refuse material- The facility has not exceeded the daily refuse material production <br />limits of 5,000 tpd, with the highest coal prep plant refuse material daily throughput of 4,133 tpd <br />occurring on 3/14/2013. Since the last inspection, the highest 12 -month rolling total of refuse material <br />throughput at this point was 323,297 tpy during the 12 -month rolling periods ending Aug 2013 <br />through Nov 2013. This value is below the 1,000,000 tpy limit listed above. <br />Raw material stockpiles have not exceeded 5.1 acres. This is the maximum area of the stockpiles, <br />which are landlocked between the mountainside and an access road. <br />Processed material stockpiles have not exceeded 4.8 acres. This is the maximum area of the <br />stockpiles, which are landlocked between the mountainside and an access road. <br />Processing through the Coal Prep Plant- The facility has not exceeded the CPP processing limits of <br />20,000 tpd or 4,500,000 tpy. The highest daily processing rate of 19,025 tpd occurred on 1/7/2015. <br />The source maintains records of coal prep plant processing on a rolling 12 -month total, with the <br />highest throughput of 2,164,160 tpy occurring during the 12 -month period ending Sept 2012. <br />2015 Inspection &IF <br />0510015-INSP-2015 Page 11 of 37 <br />