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84-58 Kayenta/Black Mesa, Navajo County, Arizona <br /> C.O.#84-2-81-1 <br /> (1 ) May 22, 1984; OSM; <br /> (2) Failure to have sedimentation ponds certified by a <br /> registered professional engineer as having been <br /> constructed according to their approved designs; <br /> (3) Conference requested; <br /> (4) Order terminated; <br /> ( 5) Company submitted new as-built designs to be <br /> incorporated into the approved mine plan. <br /> 84-59 Montcoal 7 Prep Plant, Raleigh County, West Virginia <br /> Ltr. dated 4/27/84 <br /> (1) April 27, 1 984; West Virginia Air Pollution <br /> Control Commission; <br /> ( 2) Failure of thermal dryer scrubber stack to have <br /> emissions 20% or less opacity; and the paved <br /> bathhouse road has excess fugitive dust emissions; <br /> ( 3) None; <br /> (4) None to date; <br /> ( 5) Letter was sent to agency describing what remedial <br /> measures will be taken. <br /> 84-60 Sundial 10 Prep Plant, Raleigh County, West Virginia <br /> NOV: D-66-82( 2) <br /> (1 ) March 7, 1 984; West Virginia Department of Natural <br /> Resources, Division of Reclamation; <br /> ( 2) Failure to clean out sediment control structure <br /> when the accumulation reaches 60% of the design <br /> capacity; <br /> (3) Informal assessment conference held on 2/5/85; <br /> assessment upheld and paid; <br /> (4) Notice terminated; <br /> ( 5) Sediment structures were cleaned. <br />