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WASTE DISCHARGE REQUIREDTS ORDER NO. 9 SUTTER HOME WINERY LODI FACILITY, SAN.IOAQUIN COUNTY 2. Neither the treatment nor the discharge shall cause a nuisance or condition of pollution as defined by the California Water Code, Section 13050. 3. No waste constituent shall be released or discharged, or placed where it will be released or discharged, in a concentration or in a mass that causes violation of the Groundwater Limitation, Section F. 4. Objectionable odors originating at this facility shall not be perceivable beyond the limits of the property owned by the Discharger. 5. As a means of discerning compliance with Discharge Specification No. B.4, the dissolved oxygen content of any pond shall not be less than 1.0 mg/L at any time, as measured at a point at as far as practical from the pond inlet and within one foot of the water surface. 6. The Discharger shall operate all systems and equipment to maximize treatment of wastewater and optimize the quality of the discharge. 7. All ponds shall be managed to prevent breeding of mosquitoes..In particular, a. An erosion control program should assure that small coves and irregularities are not created around the perimeter of the water surface. b. Weeds shall be minimized through control of water depth, harvesting, or herbicides. c. Dead algae, vegetation, and debris shall not accumulate on the water surface. 8. The Discharger's wastewater treatment system shall be designed, constructed, operated, and r maintained to prevent inundation or washout due to floods with a 100-year return frequency. Because the land application area is within the 100-year flood plain, the treatment system shall have sufficient capacity to store all wastewater when the land application area is flooded. 9. No physical connection shall exist between wastewater piping and any domestic water supply or ' other domestic/industrial supply well without an air gap or approved reduced pressure device. 10. Public contact with wastewater shall be precluded through such means as fences, signs, and irrigation management practices. Signs with proper wording of sufficient size shall be placed at areas of access and around the perimeter of the land application area to alert the public of the use of wastewater. 11. The ponds shall not have a pH less than 6.5 or greater than 8.5. 12. Freeboard in each pond shall never be less than two feet (measured vertically from the lowest point of the berm). # 13. The wastewater treatment system shall have sufficient capacity to accommodate wastewater flow, groundwater infiltration, seasonal precipitation, and storage when the land application area is flooded. Design seasonal precipitation shall be based on total annual precipitation using a return period of 100 years, distributed monthly in accordance with historical rainfall patterns. CAPmjcct FileslSites\Sutter H0m6Sat¢rH0meWDR-3,doc