Japan Earthquake Today Tsunami Warning: All Alerts Lifted After M7.5 Quake

Japan earthquake today tsunami warning updates continued Tuesday after a magnitude 7.5 quake struck off eastern Aomori Prefecture on Dec. 8 at 11:15 p.m. local time. Authorities lifted all tsunami advisories early Tuesday after initial alerts for parts of Hokkaido, Aomori, and Iwate. The Japan Meteorological Agency said the quake reached a seismic intensity of upper-6 in Hachinohe.

Officials said the quake originated at a depth of about 50 kilometers. Small tsunami waves of up to 70 centimeters were recorded before advisories were lifted. The agency urged residents to stay alert for aftershocks.

Latest Facts on Japan Earthquake Today Tsunami Warning

The Japan Meteorological Agency confirmed that the magnitude 7.5 earthquake struck offshore Aomori late Monday night. NHK reported that tsunami warnings were first issued for three prefectures. These were later downgraded and fully lifted after waves remained below major-danger thresholds.

Hundreds of homes in Hokkaido and the Tohoku region briefly lost power. Hokkaido Electric Power and Tohoku Electric Power said service was restored by 5 a.m. Tuesday. A fire was also reported in Aomori City shortly after the quake. Local authorities said emergency crews responded through the night.

Chief Cabinet Secretary Minoru Kihara said the government activated a crisis management office at the Prime Minister’s Office. He stated that search-and-rescue teams and emergency responders were being deployed. He also said the government was prioritizing protection of lives and rapid assessment of damage.

The International Atomic Energy Agency confirmed that Japan reported no abnormalities at nuclear facilities. Operations at the Fukushima plant briefly paused the discharge of treated water as a precaution. The agency said all systems remained stable.

Transport was affected across northern Japan. JR East suspended Tohoku Shinkansen service between Morioka and Shin-Aomori. Other routes faced partial delays, with passengers asked to check schedules for updates.

How the Earthquake Disrupted Northern Japan

The strong quake shook much of northeastern Japan, triggering evacuations in coastal areas. Emergency broadcasts urged residents to move to higher ground until tsunami advisories were lifted. Local media showed shelters filling overnight as officials monitored sea levels.

Air and naval units, including F-2 and F-35 jets and an SH-60 patrol helicopter, were dispatched to gather information. These units monitored coastal conditions and infrastructure from the air. Their assessments helped confirm that no large tsunami waves had reached the shoreline.

The event drew national attention because of its timing and strength. Many residents were asleep when alerts sounded. Authorities said rapid warning systems helped limit risk to communities.

Japan earthquake today tsunami warning concerns eased by Tuesday morning, but officials stressed caution as aftershocks may continue in the region.

FYI (keeping you in the loop)-

Q1: What caused the Japan earthquake today?

The quake originated offshore Aomori at a depth of about 50 kilometers. The JMA confirmed its magnitude at 7.5. Tectonic plate movement in the region triggered the event.

Q2: Was there a tsunami warning in Japan today?

Yes. Warnings and advisories were issued for parts of Hokkaido, Aomori, and Iwate. All alerts were lifted early Tuesday after waves remained small.

Q3: Did the Japan earthquake affect nuclear plants?

Officials reported no abnormalities. The IAEA said all facilities across the country remained stable. A precautionary pause on water discharge at Fukushima was lifted after safety checks.

Q4: Is transportation still disrupted?

Some train services were suspended or delayed, including the Tohoku Shinkansen. JR East advised riders to check updated schedules.

Q5: Are aftershocks expected?

The JMA warned that strong aftershocks are possible. Residents should stay alert and follow official guidance.