BLM · Idaho

Craters of the Moon National Monument and Preserve

Craters of the Moon National Monument and Preserve is a U.S. national monument and national preserve in the Snake River Plain in central Idaho. It is along US 20, between the small towns of Arco and Carey, at an average elevation of 5,900 feet (1,800 m) above sea level.

From Wikipedia, licensed CC BY-SA 4.0.

Official page at Bureau of Land Management ↗
DesignationNational Monument
Managed byBureau of Land Management
StateIdaho
Size752,333 acres
National Conservation Lands idNLCS000401
Center point43.17° N, 113.49° W
Night skyAbout as dark as the ground gets (Black Marble reading 19)

Boundary map

1 outline

Boundary, simplified to about 0.005 degrees Federal campground

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 Craters of the Moon National Monument and Preserve20°30°40°50°60°70°January: 2.38 inches of precipitationFebruary: 1.24 inches of precipitationMarch: 1.95 inches of precipitationApril: 1.13 inches of precipitationMay: 1.56 inches of precipitationJune: 1.24 inches of precipitationJuly: 0.34 inches of precipitationAugust: 0.54 inches of precipitationSeptember: 0.73 inches of precipitationOctober: 1.17 inches of precipitationNovember: 1.19 inches of precipitationDecember: 2.01 inches of precipitationJanFebMarAprMayJunJulAugSepOctNovDecJanuary: 20.1°F averageFebruary: 22.2°F averageMarch: 31.5°F averageApril: 41.2°F averageMay: 51.1°F averageJune: 59.1°F averageJuly: 69.6°F averageAugust: 68.0°F averageSeptember: 58.1°F averageOctober: 44.6°F averageNovember: 30.5°F averageDecember: 20.4°F average0 in0.5 in1 in1.5 in2 in2.5 inTemp °FInches
The line is the average temperature and the bars are average precipitation at Arco 17 SW, 21 miles from the center point at 5,920 feet, station USW00004126 in the NOAA monthly climate normals for 1991 to 2020. Precipitation totals about 15 inches a year.

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.

Where to camp

Campsite Atlas →

1 federal campground sits inside the boundary and 1 more is within ten miles of it. Nearest first. Distances are from the campground point to the boundary edge, from the Campsite Atlas index.

Explore

Nearby on the other atlases

National Register listings within 15 miles · 20 in all · Register Atlas

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

Guidebooks for Craters of the Moon National Monument and Preserve

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  • Natural Resource Condition Assessment: Craters of the Moon National Monument and Preserve
    John Erixson and Mark Corrao, 2013
    Find at Bookshop.org
  • Mammal Inventory of Craters of the Moon National Monument and Preserve 2003: Upper Columbia Basin Network
    Erica Madison and Thomas Rodhouse, 2013
    Find at Bookshop.org
  • Upper Columbia Basin Network Limber Pine Community Dynamics 2011 Annual Monitoring Report: Craters of the Moon National Monument and Preserve
    Devin Stucki and Thomas Rodhouse, 2013
    Find at Bookshop.org
  • Monitoring the American Pika in the Pacific West Region: Crater Lake National Park, Craters of the Moon National Monument and Preserve, Lassen Volcanic National Park, and Lava Beds National Monument: Standard Operating Procedures
    National Park Service, 2013
    Find at Bookshop.org

Titles come from Open Library's catalog, matched by subject heading or by title.

Reference

Questions people ask

How big is Craters of the Moon National Monument and Preserve?

752,333 acres.

Source: How acreage is computed

Who manages Craters of the Moon National Monument and Preserve?

The Bureau of Land Management.

Source: Bureau of Land Management

What state is Craters of the Moon National Monument and Preserve in?
Can I camp at Craters of the Moon National Monument and Preserve?

Rules vary by unit. The BLM page has the current camping rules. The federal campgrounds within ten miles are listed under Where to camp.

Source: Where to camp

How do I get to Craters of the Moon National Monument and Preserve?

A point inside the boundary is at 43.170° N, 113.485° W. Craters Of The Moon National Monument & Preserve is adjacent. The official page carries directions and the office address.

Source: Bureau of Land Management

Which national parks are near Craters of the Moon National Monument and Preserve?

Craters Of The Moon National Monument & Preserve (adjacent). Park Atlas has fees, hours and alerts for each.

Source: Nearby on the other atlases

Are there historic places near Craters of the Moon National Monument and Preserve?

The National Register has 20 listings within 15 miles, including Fish Creek Dam and Arco Baptist Community Church.

Source: Register Atlas

Sources

  • Boundary, name: the BLM National Conservation Lands layer.
  • States and territories: computed by intersecting the boundary with Census state polygons and coarse outlines of the territories and outlying islands. A place is listed when it holds at least one percent of the area. A boundary that touches no outline is listed under the nearest one.
  • Acreage: geodesic area of the published polygon. The agency’s official acreage can differ where the boundary includes water, easements or inholdings.
  • Description: Craters of the Moon National Monument and Preserve 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.