A Magnitude 2.9 Four Kilometres From Furnas Adds a São Miguel Volcano to the Azores Alert List, and the Warning Expires in Eight Days
CIVISA raised the Furnas volcano to alert level V1 on Tuesday evening after a swarm that began at 11:47 and produced a magnitude 2.9 felt at intensity V in the village. Four volcanic systems on three islands are now at V1, and only this one has an expiry date.