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Table 4.9-5 <br /> Applicable Water Quality Objectives and/or Criteria for the San Joaquin River and Sacramento—San <br /> Joaquin Delta <br /> Most Stringent Water Quality <br /> Classification Constituent Objective or Criteria Reference <br /> Value Unit <br /> Electrical Conductivity 700 µmhos/cm Basin Plan <br /> (April—August) <br /> Electrical Conductivity 1,000 µmhos/cm Basin Plan <br /> (September—March) <br /> Title 22 MCL <br /> MBAS 500 µg/I (secondary MCL)z <br /> Conventional Oil and Grease Narrative — Basin Plan <br /> PH 6.5<pH<8.5 std.units Basin Plan <br /> Settleable Solids Narrative — Basin Plan <br /> Temperature Narrative OF California Thermal Plan; <br /> TSS Narrative — Basin Plan <br /> Turbidity 20%increase NTU Basin Plan <br /> USEPA National Recommended <br /> Aluminum,Total 87 µg/1 Water Quality Criterion <br /> (Chronic)4 <br /> Arsenic,Dissolved 10 µg/l Basin Plan,Table III-1 <br /> Copper,Dissolved 10 µg/l Basin Plan,Table III-1 <br /> Metal Cyanide,Total 5.2 µg/l California Toxics Rule <br /> (Freshwater,Chronic) <br /> Iron,Dissolved 300 µg/1 Basin Plan,Table III-1 <br /> Manganese,Dissolved 50 µg/1 Basin Plan,Table III-1 <br /> Mercury,Total 0.051 µg/1 California Toxics Rule(Human <br /> Health) <br /> U.S.EPA 1999 Update of <br /> Ammonia as N 0.62 m /1 Ambient Water Quality Criteria <br /> (June—September) g for Ammonia <br /> (30-day average)4 <br /> U.S.EPA 1999 Update of <br /> Nutrient Ammonia as N 5.62 mg/1 Ambient Water Quality Criteria <br /> (October—May) for Ammonia <br /> (1-hour average)5 <br /> Nitrate as N 10 mg/1 Title 22 MCL(Primary)/ <br /> Basin Plan <br /> Nitrite as N 1 mg/1 Title 22 MCL(Primary)/ <br /> Basin Plan <br /> EDAW DEIR <br /> Hydrology and Water Quality 4.9-12 City of Manteca <br />