Map of all the Mountain Passes in Washington State. Click on the green and white mountain pass icon for the specific pass’s information or use the list of links below.

A mountain pass is a navigable route through a mountain range or over a ridge. Since mountain ranges can present formidable barriers to travel, passes have played a key role in trade, war, …

Mountain Pass contains one of the richest deposits of rare earth elements in the world and is the only site of its scale in the Western Hemisphere.

Jan 29, 2025 · In 1952, the company acquired the Mountain Pass site, recognizing its rich deposits of rare earth minerals. As the first major player in rare earths in the United States, it …

District 10 Popular Links Mountain Passes Mountain Passes Caltrans District 10 manages three passes in the Central Sierra that are closed during winter and re-opened in the spring. These …

Historic opening and closing dates for Chinook, Cayuse and North Cascades passes

The Mountain Pass Rare Earth Mine and Processing Facility, owned by MP Materials, is an open-pit mine of rare-earth elements on the south flank of the Clark Mountain Range in California, …

4 days ago · View the pass report and cameras for travel conditions including travel restrictions, weather, temperature and roadway conditions.

MP Materials was founded to acquire Mountain Pass when the site was idle and on the brink of closure. Since then, we have restored the full rare earth supply chain in America.

4 days ago · Blewett Pass US 97 Camera Direction: Northbound US 97 at MP 163.8: Blewett Pass Summit Refresh rate: Every 2 minutes