HOJANCHA, Costa Rica (HawaiiNewsNow) - The Pacific Tsunami Warning Center is keeping an eye on Hawaii after a powerful 7.6 magnitude earthquake struck off the northwestern coast of Costa Rica.
The U.S. Geological Survey says the earthquake happened at 4:42 a.m. (HST), just six miles off Hojancha, Costa Rica.
According to the PTWC, an evaluation of the Pacific-wide tsunami threat is under way, and there is a possibility that Hawaii could be elevated to a watch or warning status.
If tsunami waves impact Hawaii, their estimated earliest arrival time would be 2:43 p.m. (HST).
A tsunami warning is in effect for Costa Rica, Panama, and Nicaragua. At this time, it is unknown if a tsunami was generated.
At last check, no immediate accounts of damage or injuries have been reported.
Hawaii News Now's Ramsay Wharton will be broadcasting live from the Pacific Tsunami Warning Center throughout the morning. Tune in to Hawaii News Now Sunrise for those reports.
Stay with HawaiiNewsNow.com for the latest updates on this developing story.