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CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD
<br /> CENTRAL VALLEY REGION
<br /> ORDER NO. R5-2010-0123
<br /> WASTE DISCHARGE REQUIREMENTS
<br /> FOR
<br /> H.M. HOLLOWAY, INC
<br /> H.M. HOLLOWAY SURFACE MINE LANDFILL PROJECT
<br /> KERN COUNTY
<br /> The California Regional Water Quality Control Board, Central Valley Region, (hereafter
<br /> Central Valley Water Board) finds that:
<br /> 1. H.M. Holloway, Incorporated (hereafter Discharger), a California corporation, owns
<br /> and operates an open-pit gypsum mine located on Holloway Road in Lost Hills. The
<br /> mine property covers 3,200 acres in portions of Sections 11, 14, 23, 24, and 25, of
<br /> T26S, R20E, and a portion of Section 30, of T26S, R21 E, MDB&M as shown on
<br /> Attachment A, which is incorporated herein and made part of this order.
<br /> 2. A 301.36-acre portion of the mine property is designated as the waste management
<br /> facility (facility). The facility contains four depleted mine pit areas, covering 172.34
<br /> acres, that have been designated for waste disposal, as shown on Attachment B,
<br /> which is incorporated herein and made part of this Order. The facility also includes
<br /> 129.02 acres of non-disposal area. The facility is comprised of Assessor's Parcel
<br /> Numbers 057-240-17, 057-240-19, 057-220-16, and 057-240-29.
<br /> 3. The four depleted mine pit areas designated as waste management units (Units) are
<br /> Pit E (45.82 acres), Pit F (19.95 acres), Pit G (70.85 acres), and Pit F and G
<br /> connection area (36.06 acres). The average depth of the Units is 50 feet below
<br /> ground surface. The depleted gypsum mine pits are being reclaimed in accordance
<br /> with the Surface Mine and Reclamation Act by discharging up to 2,000 tons per day
<br /> of industrial waste consisting of fly ash, lime cake, sulfur, treated automobile
<br /> shredder waste (predominately nonmetallic, solid material including plastic, broken
<br /> glass, rubber, foam, soil, and fabric), concrete and cement construction rubble,
<br /> asphalt products (e.g., roofing shingles, reclaimed road surface materials, etc.),
<br /> shredded automobile tires, shredded plastic, and occasional intermittent thin layers
<br /> of dewatered bentonite based water-well drilling mud.
<br /> 4. On 25 April 1997 the Central Valley Water Board adopted Waste Discharge
<br /> Requirements Order 97-078, in which the facility was designated as an unclassified
<br /> waste disposal site for the discharge of specific industrial wastes pursuant to
<br /> Title 23, California Code of Regulations, Section 2510 et seq. (Chapter 15).
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