USFWS · National wildlife refuge · California

Hopper Mountain National Wildlife Refuge

Hopper Mountain National Wildlife Refuge is located in the Topatopa Mountains of Ventura County, in southern California. It is bordered by the Los Padres National Forest and the Sespe Condor Sanctuary to the north. The 2,471-acre (10.00 km2) refuge was established in 1974 to protect the endangered California condor, its habitat, and other wildlife resources.

From Wikipedia, licensed CC BY-SA 4.0.

National Wildlife Refuge2,335 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
Size2,335 acres (computed from the boundary polygon)
FWS regionRegion 8
Center point34.4561, -118.8538
Night skyVery dark ground, a faint glow at most (Black Marble reading 26)

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 Park System units within 30 miles · Park Atlas
National Recreation Area · 24 mi
Santa Monica Mountains National Recreation Area
National Register listings within 15 miles · 7 in all · Register Atlas

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

Reference

Questions people ask

How big is Hopper Mountain National Wildlife Refuge?

2,335 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 Hopper Mountain National Wildlife Refuge?

The U.S. Fish and Wildlife Service.

Source: U.S. Fish and Wildlife Service

What state is Hopper Mountain National Wildlife Refuge in?

California.

Source: How states are assigned

How do I get to Hopper Mountain National Wildlife Refuge?

A point inside the boundary is at 34.456, -118.854. Santa Monica Mountains National Recreation Area is 24 miles away. The official page carries directions and the office address.

Source: U.S. Fish and Wildlife Service

How dark is the night sky at Hopper Mountain National Wildlife Refuge?

NASA’s Black Marble night-lights image reads 26 on a 0 to 255 scale at the center point, very dark ground, a faint glow at most.

Source: NASA Black Marble

Which national parks are near Hopper Mountain National Wildlife Refuge?

Santa Monica Mountains National Recreation Area (24 mi). Park Atlas has fees, hours and alerts for each.

Source: Nearby on the other atlases

Are there historic places near Hopper Mountain National Wildlife Refuge?

7 National Register listings within 15 miles, including Bardsdale Methodist Episcopal Church and Colony House.

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: Hopper Mountain 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.