USFWS · Michigan

Detroit River International Wildlife Refuge

The Detroit River International Wildlife Refuge is the only international wildlife refuge in North America. Established in 2001 and managed jointly by the United States Fish and Wildlife Service and the Canadian Wildlife Service, it is located in a major metropolitan area. The Detroit River International Wildlife Refuge is one of over 540 National Wildlife Refuges managed by the U.S. Fish and Wildlife Service within the Department of the Interior. It occupies 7.88 square miles (20.41 km2) of scattered property but has drawn boundaries for further expansion.

From Wikipedia, licensed CC BY-SA 4.0.

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DesignationNational Wildlife Refuge
Managed byU.S. Fish and Wildlife Service
StateMichigan
Size5,667 acres (computed from the boundary polygon)
FWS regionRegion 3
Center point41.9917, -83.2333
Night skySome glow on the horizon (Black Marble reading 45)

Boundary map

26 outlines

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.

Weather by month

NOAA climate normals →
Weather by month near Detroit River International Wildlife Refuge20°30°40°50°60°70°80°January: 2.12 inches of precipitation, 12.4 inches of snowFebruary: 1.82 inches of precipitation, 13.5 inches of snowMarch: 2.38 inches of precipitation, 5.5 inches of snowApril: 2.88 inches of precipitation, 0.6 inches of snowMay: 3.64 inches of precipitation, 0.0 inches of snowJune: 3.32 inches of precipitation, 0.0 inches of snowJuly: 3.22 inches of precipitation, 0.0 inches of snowAugust: 3.56 inches of precipitation, 0.0 inches of snowSeptember: 3.13 inches of precipitation, 0.0 inches of snowOctober: 2.56 inches of precipitation, 0.0 inches of snowNovember: 2.54 inches of precipitation, 1.0 inches of snowDecember: 2.13 inches of precipitation, 8.2 inches of snowJanFebMarAprMayJunJulAugSepOctNovDecJanuary: 24.9°F averageFebruary: 26.7°F averageMarch: 35.0°F averageApril: 46.7°F averageMay: 57.8°F averageJune: 68.4°F averageJuly: 72.4°F averageAugust: 71.2°F averageSeptember: 64.5°F averageOctober: 52.1°F averageNovember: 40.2°F averageDecember: 30.7°F average0 in5 in10 in15 inTemp °FInches
The line is the average temperature and the bars are average precipitation at Newport 4Sse, 4 miles from the center point at 578 feet, station USC00205822 in the NOAA monthly climate normals for 1991 to 2020. Precipitation totals about 33 inches a year. The dotted line is average snowfall, about 41 inches a year on the same inches scale.

Large units span more than one climate. The station stands in for the center point, and the outer parts of the boundary can be warmer or colder.

Limited data for this unit

This unit has no confirmed official page or nearby campgrounds in the sources this site reads. The boundary, size, agency and states above come from the agency layer.

Checked nightly. Sections appear when the sources fill in.

Explore

Nearby on the other atlases

National Register listings within 15 miles · 333 in all · Register Atlas

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

Reference

Questions people ask

How big is Detroit River International Wildlife Refuge?

5,667 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 Detroit River International Wildlife Refuge?

The U.S. Fish and Wildlife Service.

Source: U.S. Fish and Wildlife Service

What state is Detroit River International Wildlife Refuge in?

Michigan.

Source: How states are assigned

How do I get to Detroit River International Wildlife Refuge?

A point inside the boundary is at 41.992, -83.233. River Raisin National Battlefield Park is adjacent. The official page carries directions and the office address.

Source: U.S. Fish and Wildlife Service

How dark is the night sky at Detroit River International Wildlife Refuge?

NASA’s Black Marble night-lights image reads 45 on a 0 to 255 scale at the center point, some glow on the horizon.

Source: NASA Black Marble

Which national parks are near Detroit River International Wildlife Refuge?

River Raisin National Battlefield Park (adjacent). Park Atlas has fees, hours and alerts for each.

Source: Nearby on the other atlases

Are there historic places near Detroit River International Wildlife Refuge?

333 National Register listings within 15 miles, including Columbia (steamer) and Ste. Claire (steamer).

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: Detroit River International 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.