GRAND CANYON, Ariz. — Officials at Grand Canyon National Park said a
prescribed fire on the North Rim is expected to produce residual smoke for
several days or weeks.
The U.S. Forest Service and the National Park Service are teaming up for the
burn, which starts Monday and will last through Wednesday as long as conditions
Crews will be targeting an area of ponderosa pine and mixed conifer stands west
of Highway 67 and south of the Kaibab National Forest boundary.
About 1,000 acres will be treated. That includes 500 acres that were previously
burned during a 2003 wildfire.
Crews will be monitoring wind speed and direction, humidity levels,
temperature, fuel conditions and other factors during the burn. They said they
will only ignite the fire if they are within certain parameters.