The Vallejo Sanitation & Flood Control District is an independent special district created by the State of California to collect and treat wastewater, and to protect the Vallejo community from flooding. Since 1952, the District has protected public health and the San Francisco Bay by collecting and treating the wastewater generated by more than 115,000 residents of Vallejo and the surrounding area.rnThe district has a tradition of innovative use of technology in wastewater handling. It has been recognized by the EPA and awarded the National First Place Award as the most outstanding project involving land application of biosolids in the United States.
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