Mammoth Mountain officials said the slide occurred during avalanche mitigation work following a significant Sierra Nevada snowstorm, during which about six feet of snow fell in 36 hours.

This weekend is the most dangerous period of Colorado's avalanche season, and the CAIC is asking backcountry explorers to ...

Mammoth Mountain Ski Resort announced Friday that two patrol staff were caught in an avalanche on Lincoln Mountain. The event occurred during avalanche mitigation work, following the significant ...

Two people were trapped, one seriously injured in an avalanche at Mammoth Mountain Friday during mitigation work following ...

As a powerful storm slammed into Southern California, mudslides were triggered across the region, especially in the Palisades Fire and Eaton Fire burn scars. Other areas across Los Angeles and Orange ...

The mountain range straddling California and Nevada has had mostly warm storms this winter. Finally, a cold one has piled up ...