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WASTE DISCHARGE REQUIREMENTS ORDER NO. R5-2003-0017 8 VILLAGE WEST MARINA MAINTENANCE DREDGING PROJECT SAN JOAQUIN COUNTY 8. Appropriate soil erosion control measures shall be made and maintained to prevent discharge of sediment to surface waters or surface water drainage courses from disturbed areas at the DMD site. 9. Objectionable odors originating at this facility shall not be perceivable beyond the limits of the activity area. 10. Newly constructed or rehabilitated levees at the DMD sites shall be designed and constructed under the direct supervision of a California Registered Civil Engineer. 11. All retention dikes or levees shall be so constructed and maintained to prevent sloughing that causes turbidity in excess of Receiving Water Limitations. 12. The discharge shall remain within the designated disposal area at all times, except for effluent discharges specified in Section D Effluent Limitations After drying, the solid material may be removed for beneficial reuse at otherr locations. D. EFFLUENT LIMITATIONS � (Return flows from the Dredged Material Disposal Site to the specified receiving water] j 1. The effluent discharge from the Dredge Material Disposal site is subject to the following flow limitations: The average daily flow shall not exceed 2.70 mgd. The maximum daily flow shall not exceed 3.00 mgd. 2. The discharge shall not have a pH less than 6.5 nor greater than 8.5. 3. Concentrations of dissolved oxygen in the effluent shall not fall below 5.0 mg/l. 4. The effluent shall not contain any constituent at concentrations that could cause acutely toxic conditions to aquatic life nor adversely impact biologically sensitive or critical habitats. 6. The point of compliance for effluent limitations is the point just before the effluent enters the receiving water. E. RECEIVING WATER LIMITATIONS: Receiving water limitations implement Water Quality Objectives in applicable water quality control plans. As such,they are a required part of this Order.