BAWSCA is a special district that provides regional water supply planning, resource development, and conservation program services to enhance the reliability of the 16 cities, 8 water districts, and 2 private water providers that provide water to over 1.8 million people and over 40,000 commercial, industrial and institutional accounts in Alameda, San Mateo and Santa Clara Counties.  BAWSCA was enabled by a special act of the California Legislature and was formed by its member agencies in 2003.