The Grand Canyon's three Inner Corridor trails had to be shut after workers discovered dangerous chlorine gas at the Roaring ...

Water from Roaring Springs is treated with chlorine to disinfect and to control microbes within it, officials noted.

Bright Angel, South Kaibab and North Kaibab trails were all closed. The gas leak was at Roaring Springs, which is the water ...

A chlorine gas leak at the Grand Canyon forced the closure of several inner corridor trails until further notice, park officials announced Wednesday evening.

A chlorine gas leak in the North Rim forced Grand Canyon National Park officials to close three trail heads until further ...

The Grand Canyon covers 1,904 square miles in Arizona, and is one of the most famous National Parks in the U.S. Nearly 5 million visitors flock to the canyon ea ...

An emergency situation at the Grand Canyon forced the closure of inner corridor trails, including the Bright Angel Trail, ...

Bright Angel, South Kaibab and North Kaibab trails are all closed. The gas leak is at Roaring Springs, which is the water ...

Three trails at the Grand Canyon are closed until further notice after a chlorine gas leak at Roaring Springs.