USFWS · National wildlife refuge · California

Colusa National Wildlife Refuge

Colusa National Wildlife Refuge is one of six refuges in the Sacramento National Wildlife Refuge Complex located in the Sacramento Valley of north-central California. The refuge is located in Colusa County. It is around 70 miles (110 km) north of metropolitan Sacramento.

From Wikipedia, licensed CC BY-SA 4.0.

National Wildlife Refuge4,111 acresUSFWSCA
Official page at U.S. Fish and Wildlife Service ↗

Facts

Where each comes from ↓
DesignationNational Wildlife Refuge
Managed byU.S. Fish and Wildlife Service
StateCalifornia
Size4,111 acres (computed from the boundary polygon)
FWS regionRegion 8
Center point39.1552, -122.0459
Night skyVery dark ground, a faint glow at most (Black Marble reading 31)

Boundary map

1 outline

Boundary, simplified to about 0.005 degrees

The outline is the agency boundary simplified for display, so small parcels and inholdings may not show. The agency page has the authoritative map.

Explore

Nearby on the other atlases

National Register listings within 15 miles · 6 in all · Register Atlas

Landmarks are listed first, then by distance from the boundary.

Reference

Questions people ask

How big is Colusa National Wildlife Refuge?

4,111 acres, measured from the published boundary polygon. The agency’s own figure can differ where the boundary includes water or inholdings.

Source: How acreage is computed

Who manages Colusa National Wildlife Refuge?

The U.S. Fish and Wildlife Service.

Source: U.S. Fish and Wildlife Service

What state is Colusa National Wildlife Refuge in?

California.

Source: How states are assigned

How do I get to Colusa National Wildlife Refuge?

A point inside the boundary is at 39.155, -122.046. The official page carries directions and the office address.

Source: U.S. Fish and Wildlife Service

How dark is the night sky at Colusa National Wildlife Refuge?

NASA’s Black Marble night-lights image reads 31 on a 0 to 255 scale at the center point, very dark ground, a faint glow at most.

Source: NASA Black Marble

Are there historic places near Colusa National Wildlife Refuge?

6 National Register listings within 15 miles, including Colusa High School and Grounds and Colusa Grammar School.

Source: Register Atlas

Sources

  • Boundary, name: the U.S. Fish and Wildlife Service refuge boundary layer.
  • States: computed by intersecting the boundary with Census state polygons; a state is listed when it holds at least one percent of the area.
  • Acreage: geodesic area of the published polygon. The agency’s official acreage can differ where the boundary includes water, easements or inholdings.
  • Description: Colusa National Wildlife Refuge on Wikipedia, CC BY-SA 4.0. The article was accepted because its title contains this unit’s name.
  • Campgrounds: the Campsite Atlas index of federal campgrounds, matched to this boundary at build time.
  • Night sky: NASA Black Marble (VIIRS, 2016 composite) sampled at zoom 6 around the center point.
  • Weather, alerts, air quality, river flow and earthquakes load live in your browser from NWS, AirNow, USGS and iNaturalist when you open the page.