Mosquito surveillance records from the US Anny Public Health Command Region-West (APHCR-W) were georeferenced and made available online via the database mapping application MosquitoMap www.mosquitomap.org). This article briefly reviews the history of the APHCR-W surveillance program and some of the resulting dataset, which numbers over 100,000 records mainly from US Department of Defense (DoD) facilities in the western United States from 1947 to 2009. The value of past and future ...