Bigger belch at summit: Residents given masks to protect against ash

People watch as ash rises from the summit crater of Kilauea volcano, Thursday, May 17, 2018, in Volcano, Hawaii. (AP Photo/Caleb Jones)

HILO — An explosive eruption at Kilauea’s summit — the largest of three this week — ejected ash as high as 30,000 feet above sea level Thursday morning, but had minimal impact on the ground.