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WASTE DISCHARGE REQUTAENTS NO. 5-01-114 -8- PILKINGTON NORTH AMERICA, INC. PILKINGTON GLASS FURNACE FACILITY SAN JOAQUIN COUNTY shall not exceed 1,000,000 gpd. When the Discharger completes the technical report described in Prohibition A.8, and the report is approved by the Executive Officer, the 30- day average discharge from all sources, including stormwater, to the land application areas shall not exceed 1.7 million gpd; the maximum flow rate for a single day shall not exceed 3.7 million gpd. 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. The wastewater discharged to the land application areas shall not have a pH of less than 6.5 or greater than 9.0. 4. The Discharger shall operate all systems and equipment to maximize treatment of wastewater and optimize the quality of the discharge. 5. 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. 6. Public contact with reclaimed water shall be precluded through such means as fences or signs. Signs with proper wording of sufficient size shall be placed at areas of access and around the perimeter of all areas used for wastewater disposal to alert the public of the use of reclaimed water. 7. The wastewater flow to the designated disposal area shall not exceed the capacity of the land application areas. 8. Objectionable odors originating at this facility shall not be perceivable beyond the limits of the facility. 9. As a means of discerning compliance with Discharge Specification No. B.8, the dissolved oxygen content shall not be less than 1.0 mg/l in the pond at any time, as measured at a point as far as practical from the pond inlet and within one foot of the water surface. 10. The pond shall be managed to prevent breeding of mosquitoes. In particular, a. Weeds shall be minimized through control of water depth, harvesting, or herbicides b. Dead algae, vegetation, and debris shall not accumulate on the water surface 11. The wastewater system shall have sufficient capacity to accommodate allowable wastewater flow, design seasonal precipitation, and seasonal ancillary inflow and infiltration during the wet season. 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. 12. The freeboard in the wastewater pond shall never be less than one foot in the pond as measured vertically from the water surface to the upper surface of the lowest adjacent dike or levee. Booms or other devices shall be installed to control wave action of the wastewater in the pond. This boom requirement is in place of the normal two foot ' freeboard requirement.