The situation can lead to severe problems like choking and an inability to breathe, said the Hawaii County Civil Defence.
"Leaving the area of volcanic activity or sheltering in place are the best ways to protect yourself and your family," it said.
HEMA officials recommended that residents avoid outdoor activities, drink plenty of fluids to avoid dehydration, stay indoors and close windows and doors prior to gas inundation.
Kilauea, one of the world's most active volcanoes, has been spitting lava since 10 days. Lava flowing from fissures on its flank had destroyed dozens of homes and other buildings and caused the evacuation of thousands of residents.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)