Drinking water supply and sanitation in the United States in White Pine County, north of the city straddling the Utah border and other areas, pumping it to Las Vegas through a US$2 billion pipeline. Phoenix draws about half of its drinking water from the Salt River–Verde River watershed, and about 40% from the Colorado River further downstream at Lake Havasu through the Central Arizona Project. Los Angeles obtains about half of its drinking water from the Owens River and Mono Lake through the Los Angeles Aqueduct, with additional supplies from Lake Havasu through the Colorado River Aqueduct. San Diego imports nearly 90 percent of its water from other areas,
London Bridge (Lake Havasu City) of London. The original stonework was used to clad a new concrete structure. The reconstruction took slightly over three years and was completed in late 1971. The bridge was not reconstructed over a river, but rather it was rebuilt on land in a position between the main part of the city and Pittsburgh Point, at that time a peninsula jutting into Lake Havasu. Once completed, the Bridgewater Channel Canal was dredged under the bridge and flooded, separating Pittsburgh Point from the city, creating an island. As a result, the bridge now traverses a navigable shortcut between the Thompson Bay part