Jim Madaffer of the San Diego County Water Authority has been named to the Colorado River Board of California, which represents the state in talks with other states and federal agencies regarding management of the Colorado River. The appointment was announced Thursday by Gov. Gavin Newsom’s office. Madaffer, 59, is a former San Diego councilman who has been president of Madaffer Enterprises since 2009. Now the chair of the county Water Authority board of directors, he’s a former Jerry Brown appointee to the California Transportation Commission, but resigned in January after becoming chair of the water authority.