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CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD <br /> CENTRAL VALLEY REGION <br /> 3443 Routier Road,Suite A,Sacramento,California 95827 <br /> PUBLIC HEARING <br /> concerning <br /> Consideration of Adoption of Waste Discharge Requirements <br /> (National Pollutant Discharge Elimination System Permit) <br /> for <br /> MARLEY COOLING TOWER COMPANY <br /> GROUNDWATER EXTRACTION AND TREATMENT SYSTEM <br /> SAN JOAQUIN COUNTY <br /> The Marley Cooling Tower Company(MCTC) owns and operates a former cooling tower fabrication <br /> plant in the East Stockton Area in San Joaquin County. As part of the fabrication operations,MCTC <br /> operated a wood preservation process utilizing solutions containing copper, chromium and arsenic. <br /> Wood preserving was discontinued at this facility in January 1991, however past operational practices <br /> have resulted in contamination of groundwater underlying the site. In an ongoing effort to remedy <br /> groundwater contamination, MCTC operates a groundwater extraction and treatment system, and <br /> discharges a maximum of 0.94 million gallons per day(mgd) of treated groundwater and storm water <br /> runoff to the Stockton Diverting Canal, a water of the United States and a tributary to the Calaveras <br /> River, at a location just south of Fremont Street. <br /> A formal public hearing to consider renewal of the Discharger's NPDES Permit No. CA0081787, <br /> was previously scheduled for 5 and 6 December 2002, in Sacramento, California. The date of the <br /> hearing has been changed as follows. The hearing considering this matter will now be held during <br /> the Regional Board meeting which is scheduled for: <br /> DATE: 30 and 31 January 2003 <br /> TIME: 8:30 a.m. <br /> PLACE: Regional Water Quality Control Board <br /> 3443 Routier Road, Suite A <br /> Sacramento CA 93827 <br /> The designated parties for this hearing are as follows: <br /> • Staff of Central Valley Regional Board <br /> • Representatives of Marley Cooling Tower Company <br /> • Deltakeeper <br /> Only designated parties will have these rights: to call and examine witnesses; to introduce exhibits; <br /> to cross examine opposing witnesses; to impeach any witnesses; and to rebut the evidence against <br /> him or her. All other persons wishing to testify or provide comments are interested persons and not <br /> designated parties. Such interested persons may request status as a designated party for purposes of <br /> this hearing by submitting such request in writing to the Board no later than 15 January 2003. The <br /> request must explain the basis for status as a designated party and in particular how the person is <br /> directly affected by the discharge. <br />