Jefferson County government website Population (2006): 18,848 Area: 536 square miles Population density: 35 per sq mi County History Detailed information is available from the River Inventory for Jefferson County Perry - River Mile 65Population size: 852Square miles: 0.78 Population density: equivalent to 1,092 people per sq mi Watershed: Lower Kansas River HUC number 10270104 and Delaware River HUC number 10270103 Boat access points: Perry-Lecompton Rising Sun at river mile 64.3 Bridges over Kaw: Lecompton Rd. at river mile 64.3 Dredge sites/off river pit mines: There are no in-river dredge permits or off river pit mines near the Kaw in Jefferson County. Wastewater treatment: Perry WWTP (Pop. served: 864) Water source: Perry reservoir and groundwater wells Water Discharge Permits Click on markers for permit data from EPA MyEnvironment Click here for help with maps |