Warren County Water District (Warren Water) is the second largest utility district in Kentucky. Warren Water is unique as it ... has a Joint Operations Agreement with Butler County Water System, Inc, and Simpson County Water District to provide operations, engineering, and management services and an administration agreement to provide accounting and administrative services to Rochester Dam Regional Water Commission. Together, the systems serve over 40,000 water customers and 8,500 wastewater customers through over 2,200 miles of pipe across 1,200 square miles in five counties. read more