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LIBBEY-OWENS-FORD COMPANY <br /> LATHROP PLANT NO. 10 <br /> SAN JOAQUIN COUNTY <br /> 5. The discharger shall use the best practicable cost effective control <br /> technique currently available to limit mineralization to no more than a <br /> reasonable increment. <br /> 6. Survival of test fishes in a 96-hour bioassay of undiluted wastes shall <br /> meet the following limits: <br /> Any single determination ---------------------------------- 70% Minimum <br /> Median of three or more consecutive determinations -------- 90% Minimum <br /> 7. The maximum temperature of the discharge shall not exceed the background <br /> receiving water temperature by more than 200F. <br /> 8. The discharge from the domestic sewage treatment plant in excess of either <br /> a 30-day median total coliform organism count of 23 MPN/100 ml or a daily <br /> maximum of 500 MPN/100 ml is prohibited. <br /> 9. The maximum temperature of the discharge shall not exceed 86°F. <br /> B. Receiving Water Limitations: <br /> 1. The discharge shall not cause the dissolved oxygen concentration in the <br /> San Joaquin River to fall below 5.0 mg/1. <br /> 2. The discharge shall not cause visible oil, grease, scum, or foam in the <br /> receiving waters or watercourses. <br /> 3. The discharge shall not cause concentrations of any materials in the re- <br /> ceiving waters which are deleterious to human, animal, aquatic, or plant <br /> life. <br /> 4. The discharge shall not cause esthetically undesirable discoloration of <br /> the receiving waters. <br /> 5. The discharge shall not cause fungus, slimes, or other objectionable <br /> growths in the receiving waters. <br /> 6. The discharge shall not cause bottom deposits in the receiving waters. <br /> 7. The discharge shall not cause floating or suspended materials in the re- <br /> ceiving waters. <br /> 8. The discharge shall not increase the turbidity of the receiving waters by <br /> more than 10% over background levels. <br /> 9. The discharge shall not cause the chlorine concentration in the receiving <br /> waters to exceed 0.1 mg/l <br /> 10. The discharge shall not create a zone defined by water temperatures of <br /> more than loF above natural receiving water temperature which exceeds <br /> 25% of the cross sectional area of the San Joaquin River at any point. <br /> 3 _ <br />