sentences:  Water and sewer service in Lowell is mostly provided by Springdale Water Utilities, with a small portion of northern Lowell receiving service from Rogers Water Utilities.Subdivisions in western Lowell operate on decentralized sewer systems due to a lack of available gravity sewer service.Potable water for much of Northwest Arkansas is treated by Beaver Water District's water treatment plant, located in eastern Lowell near Beaver Lake.