Montezuma Island is an island in Suisun Bay, an embayment of San Francisco Bay, and downstream of the SacramentoâÂÂSan Joaquin River Delta. It is part of Sacramento County, California, and not managed by any reclamation district. Its coordinates are , and the United States Geological Survey measured its elevation as in 1981. It is labeled "Burnett Island" on an 1850 survey map of the San Francisco Bay area made by Cadwalader Ringgold, and shown (unlabeled) on an 1854 map of the area by Henry Lange.
Brewer Island