- Chautauqua National Wildlife RefugeC/O Illinois River National Wildlife And Fish Refuges 19031 East County Road 2110N Havana, IL 62644-6372
- Headquarters HoursMonday - Friday, except federal holidays7:30 a.m. - 4:00 p.m.Note:The office may be closed due to weather if local school are closed.Refuge Lands HoursFebruary 1 - October 15Sunrise - SunsetOctober 16 - January 31 Waterfowl SanctuarySunrise - SunsetNote Waterfowl Sanctuary:Portions of the refuge are closed for waterfowl sanctuary; however, all trails along the east bluff remain open throughout the year and bank fishing is permitted on the east shore line. See regulations for more details.Hunting accessPermitted from one hour before legal shooting time, until half an hour after sunset.