Lake Ilo National Wildlife Refuge
Lake Ilo National Wildlife Refuge (NWR) is located in the U.S. state of North Dakota and is managed from Audubon National Wildlife Refuge by the U.S. Fish and Wildlife Service. The refuge consists of Lake Ilo, surrounding wetlands and some upland range, providing habitat for hundreds of species of birds, and numerous fish and mammal species. An average of over 16 inches (40 cm) of precipitation falls annually, supporting a prairie ecosystem.
From Wikipedia, licensed CC BY-SA 4.0.
| Designation | National Wildlife Refuge |
| Managed by | U.S. Fish and Wildlife Service |
| State | North Dakota |
| Size | 3,793 acres (computed from the boundary polygon) |
| FWS region | Region 6 |
| Center point | 47.3413, -102.6710 |
| Night sky | Very dark ground, a faint glow at most (Black Marble reading 25) |
Boundary map
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.
Reference
Questions people ask
How big is Lake Ilo National Wildlife Refuge?
3,793 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 Lake Ilo National Wildlife Refuge?
The U.S. Fish and Wildlife Service.
Source: U.S. Fish and Wildlife Service
What state is Lake Ilo National Wildlife Refuge in?
North Dakota.
Source: How states are assigned
How do I get to Lake Ilo National Wildlife Refuge?
A point inside the boundary is at 47.341, -102.671. The official page carries directions and the office address.
Source: U.S. Fish and Wildlife Service
How dark is the night sky at Lake Ilo National Wildlife Refuge?
NASA’s Black Marble night-lights image reads 25 on a 0 to 255 scale at the center point, very dark ground, a faint glow at most.
Source: NASA Black Marble
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: Lake Ilo 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.