Course of the Colorado River Topock Marsh in Topock Gorge and widens into Lake Havasu, formed by Parker Dam. Lake Havasu provides recreation as well as the home of the retired U.K. London Bridge in Lake Havasu City, Arizona, now the New London Bridge. Near Parker Dam are the first two major diversions of the lower Colorado: the Colorado River Aqueduct, which travels west to Los Angeles and San Diego, California; and the Central Arizona Project, which sends water east towards Phoenix and Tucson, Arizona. The intermittent Bill Williams River joins the Colorado from the east in Lake Havasu, just above Parker Dam. The river
Lake Havasu City, Arizona of the lake along Pittsburgh Point, the peninsula that eventually would be transformed into "the Island". After four years of planning, McCulloch Properties acquired another 13,000 acres of federal land in the surrounding area. Lake Havasu City was established on September 30, 1963, by a resolution of the Mohave County Board of Supervisors as the Lake Havasu Irrigation and Drainage District, making it a legal entity. (The act is referenced in resolution #63-12-1.) The city was incorporated in 1978. London Bridge crosses a narrow channel that leads from Lake Havasu (a segment of the Colorado River) to Thompson Bay (also