A complete island-wide power outage followed the typhoon; damage to the main electrical transmission and distribution system was estimated at . Following the passage of the typhoon, 25% of the homes on Guam were left without water. Telephone service remained working after the storm, due to most lines being underground. Strong waves washed away a few coastal roads in the northern portion of the island, leaving them temporarily closed. The waves surpassed the seawall at Apra Harbor, damaging the road and infrastructure of the seaport; many boats were washed ashore after breaking from their moorings. Strong winds damaged a radar system and lights along the runway of the Antonio B. Won Pat International Airport, though most airport facilities received light damage. Andersen Air Force Base also sustained heavy damage, with hundreds of downed trees and many facilities left damaged. Across Guam, damage was estimated at . About 100 people were injured, but the typhoon caused no deaths on the island.