- Union Slough National Wildlife Refuge1710 360th Street Titonka, IA 50480-7086
- Refuge Office HoursMonday - Friday, except federal holidays7:30 a.m. - 4:00 p.m.Note:The office may be closed due to inclement weather.Auto Tour Route HoursAugust 1 - September 20Sunrise to sunsetNote:Open for additional dates around World Migratory Bird Day in early May and National Wildlife Refuge Week in early OctoberOverlook Trail / Observation Platform HoursYear round to pedestrian access and to vehicle access for persons with disabilitiesDaylight hoursBuffalo Creek Bottoms HoursYear roundSunrise to sunset for approved activitiesSchwob Marsh HoursOpen for hunting during state approved hunting seasonsSee state hunting regulations for detailsCore Area HoursOpen to pheasant and partridge hunting during the last 5 days of the State established pheasant hunting seasonSee state hunting regulations for details