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CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD <br /> CENTRAL VALLEY REGION <br /> ORDER NO. <br /> NPDES NO. CA0083003 <br /> WASTE DISCHARGE REQUIREMENTS <br /> FOR <br /> SHELL OIL COMPANY <br /> STOCKTON BULK FUEL DISTRIBUTION FACILITY <br /> WASTEWATER TREATMENT SYSTEM DISCHARGE <br /> SAN JOAQUIN COUNTY <br /> The California Regional Water Quality Control Board, Central Valley Region, (hereafter Board) finds� <br /> that: <br /> 1. Shell Oil Company (hereafter Discharger) submitted a Report of Waste Discharge, dated 7 77 <br /> February 1992, and applied for authorization to discharge waste under the National Pollutant <br /> Discharge Elimination System (NPDES). Additional information regarding the discharge was <br /> received 25 June 1992, 26 September 1992, 26 October 1992, 17 December 1992, and 8 <br /> September 1993. <br /> 2. The Discharger proposes to construct a wastewater collection, treatment, and disposal system at Q <br /> the Stockton Bulk Fuel Distribution Facility, located on Rough and Ready Island, in T1N, R6E, <br /> MDB&M, as shown on Attachment A, a part of this Order. The treatment plant is on property <br /> owned by the discharger (Assessor Parcel No. 161-030-02). Treated industrial wastewater will be <br /> discharged to the San Joaquin River, a water of the United States. <br /> 3. The wastewater sources, and estimated volumes to be treated includes: <br /> a. Groundwater containing petroleum hydrocarbons (14,400 gpd), <br /> b. Stormwater runoff from a vapor recovery unit and a truck loading area (83 gpd), <br /> c. Truck wash water (43 gpd), <br /> d. Tank bottom and cleaning water (from Stockton and surrounding Shell terminals) (150 gpd), <br /> and <br /> e. Service Station water (including tank bottom water, rinse water, and ground water from <br /> recovery systems at local service stations) (200 gpd). <br /> 4. Wastewater is proposed to flow through a CPI separator, then be stored in Tank 14 (600,000 E <br /> gallon volume) for equalization. Wastewater will be treated in a fluidized bed biological reactor. <br /> Treated wastewater will be transferred to Tank 16 (230,000 gallon volume) for settling of solids <br />