Part of Yellowstone National Park is under a level 1 fire restriction to prevent wildfire activity

MAMMOTH HOT SPRINGS, Wyo. – As the wildfire season continues in the U.S., Yellowstone National Park is now under a serious fire threat.

According to the National Park Service, Stage 1 fire restrictions took effect Tuesday at Yellowstone due to a "very high" fire danger level.

According to the National Interagency Fire Center , a Stage 1 threat imposes restrictions aimed at preventing the start of wildfires resulting from human activities.

In the frontcountry and developed areas of the national park, activities such as smoking are prohibited except in specific circumstances.

MAN FOUND STRANDED ON CLIFF 2 DAYS AFTER GETTING LEFT BEHIND DURING BIRTHDAY OUTING

Restrictions are tighter in the backcountry and on the trails of the park. That is where the use of charcoal and wood campfires ar