Sacramento National Wildlife Refuge Complex
Pacific Southwest Region

Colusa National Wildlife Refuge
Home to the giant garter snake and palmate-bracted bird's-beak

White geese at Colusa NWR, photo: Mike Peters

White geese at Colusa NWR, photo: Mike Peters

Wildlife: Thousands of waterfowl are present from September through March. Peak populations occur in December and January. Many birds and mammals can be seen year-round.

Habitat: 4,567 acres, including seasonal marsh, permanent ponds, and uplands.

Recreation: Enjoy wildlife viewing and photography as you drive the three-mile, graveled auto tour through wetlands. Walk a one-mile trail along a lush riparian slough. Relax and enjoy the scenery on the viewing platform. The Refuge is open sunrise to sunset year-round. On a separate area of the Refuge, waterfowl and pheasant hunting is permitted seasonally.

Directions: From Colusa, drive one-half mile west on Highway 20 to the Refuge entrance. From Williams, exit Interstate 5 on exit 578 for Highway 20 Clear Lake/Colusa turn east. Travel approximately six miles on Highway 20 to graveled Ohair Road. Travel south on graveled Ohair Road to Refuge entrance.

Sacramento NWR Complex
752 County Road 99W, Willows, CA 95988
Phone: (530) 934-2801; Fax: (530) 934-7814
24-hour Information: (530) 934-7774
TTY: (530) 934-7135

Last updated: August 17, 2009