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WORK STUDY SESSIONS • Treats approximately 240 million gallons per day of wastewater • Sanitation District is regulated by U.S. Environmental Protection Agency at the federal level; Regional Water Quality Control Board and the California EPA at the State level; South Coast Air Quality Management District at the local level • The regional wastewater system covers 21 cities and 3 special districts and 2.2 million customers • Sanitation District treats wastewater using three processes: preliminary treatment, advanced primary treatment, and secondary treatment • Preliminary treatment: wastewater passes through screens that remove large and non organic materials Primary treatment removes 70 percent of the solids in the wastewater • Secondary treatment is system that uses microorganisms to feed on the organic material that is left in the water after primary treatment; 50% of wastewater is treated using secondary treatment; combined primary and secondary treatments remove 85% of the solids in the wastewater District required to have a National Pollutant Discharge Elimination System (NPDES) discharge permit • Permit issued under the 301(h) section which allows for a slight increase in amount of total suspended solids and biological oxygen demand ; limit in the overall mass that can be discharged, and increased ocean monitoring and increased environmental examination by regulatory agencies is required • Current Ocean Discharge Permit was issued in June 1998 • Current permit expires in June 2003; permit renewal application due December 2002 COUNCIL RECESSED AT 8:29 P.M. TO THE COMMUNITY REDEVELOPMENT AGENCY MEETING AND RECONVENED AT 8:30 P.M. WITH ALL MEMBERS PRESENT COMMENTS 90.A. PUBLIC COMMENTS Kim Gerda and Victoria Zaragoza addressed Council concerning their advocacy group for safe and clean schools, C.L.A.S.S. (Children Learning at Safe Schools) CITY COUNCIL MINUTES 316 AUGUST 20, 2001