Bona Vista Water Improvement District provides culinary Water service to an area beginning on the Weber-Box-Elder County line to the North and going to the mountain on the East, to 5700 West, West of Plain City & to 3700 South where it joins the Roy City Boundary on the South.
The area served by Bona Vista includes Plain City, Farr West City, Marriott-Slaterville City, Harrisville City and a small portion of West Haven City. Each City Council has appointed an individual to serve on The Districts Board of Trustees. There is also one elected board member who serves from the unincorporated areas.