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WASTE DISCHARGE REQUM,..,.;NTS ORDER NO.R5-2004-0079 11 SPENKER RANCH,INC. JESSIE'S GROVE WINERY SAN JOAQUIN COUNTY 15. Wastewater application areas shall be allowed to dry for at least 72 hours from the end of wastewater application. 16. There shall be no standing water in the land application area or landscaped areas 24 hours after wastewater is applied, except during periods of heavy rains sustained over two or more consecutive days. E. Solids/Sludge Disposal Requirements: 1. Collected screenings, sludge, and other solids removed from winery wastewater shall be disposed of in a manner that is consistent with Title 27, Division 2, Subdivision 1 of the CCR and approved by the Executive Officer. 2. Winery sludge and other solids shall be removed from sumps, screen, septic tank, etc. as needed to ensure optimal operation and adequate hydraulic capacity. Winery solids drying operations, if any, shall be designed and operated to prevent leachate generation. 3. Storage and disposal of domestic wastewater sludge (septage) shall comply with existing Federal, State, and local laws and regulations, including permitting requirements and technical standards. 4. Sludge and other solids shall be removed from domestic wastewater septic tank(s) as needed to ensure optimal operation and adequate hydraulic capacity. A duly authorized carrier shall haul sludge, septage, and domestic wastewater. 5. Any proposed change in solids use or disposal practice from a previously approved practice shall be reported to the Executive Officer at least 90 days in advance of the change. F. Groundwater Limitations: The discharge, in combination with other sources, shall not cause underlying groundwater to contain waste constituents in concentrations statistically greater than background water quality. G. Provisions: 1. All of the following reports shall be submitted pursuant to §13267 of the CWC, and prepared by a California registered professional as described in Provision G.2. a. By 2 September 2004, the Discharger shall submit a Groundwater Well Installation Workplan and a Groundwater Sampling and Analysis Plan prepared in accordance with, and including the items listed in Attachment C: "Requirements for Monitoring Well Installation Workplans. " The workplan shall propose the installation of wells both upgradient, downgradient, and within the land application area. The wells shall be designed to yield samples representative of the uppermost portion of the first aquifer underlying the site. The workplan shall also contain a sampling and analysis plan to ensure that samples are collected and analyzed per standard EPA procedures.