Today in Earthquake History
Earthquake History for April 25th
- Ninety-eight people injured and
considerable damage in southwestern Humboldt County.
Preliminary estimate of damage in this area from the series of
earthquakes is 66 million U.S. dollars. Maximum intensities
(VIII) at Ferndale, Honeydew, Petrolia, Rio Dell and Scotia;
(VII) at Fortuna and Loleta; (VI) at Eureka. Landslides and
rockfalls occurred in the Honeydew-Petrolia area. Liquefaction
was noted in areas of the Eel and Mattole River Valleys. Felt
throughout much of northern California as far south as San
Francisco and southeast to Carson City and Reno, Nevada. Also
felt in many areas of southern Oregon. Strong-motion records
indicate peak horizontal accelerations of 1.3g at Cape
Mendocino and 0.69g at Petrolia. A tsunami was generated with
maximum wave heights (peak-to-trough) of 1.1 m. at Crescent
City, 0.2 m. at Arena Cove and 0.17 m. at Pt. Reyes,
California; 0.2 m. at Port Orford, Oregon; 0.15 m. at Kahului
and 0.1 m. at Hilo, Hawaii.
One of the Largest Earthquakes in the United States.
- Three people killed, a few
injured and some damage at Mexico City. Minor damage
reported in the Acapulco area. Felt strongly in much
of southern Mexico and as far away as Guadalajara.
Significant Earthquakes of the World, 1989.
- Local time: April 26.
10 were killed, 1,000 were injured,
and about 100,000 were left homeless.
28,000 buildings were destroyed, including 200 hospitals and clinics,
and 180 schools, in the Old Quarter of
Tashkent, the principal damage area.
Thousands of the ancient, one-story adobe
dwellings were flattened. Additional damage
was sustained from the hundreds of
aftershocks which followed.
Abridged from United States Earthquakes, 1966.
- Fifteen killed at Fethiye. Many injured
and extensive property damage
throughout southeastern Turkey and
the Island of Rhodes.
Also felt on Cyprus, Dodecanese Islands,
and in Egypt, Israel, and Lebenon.
United States Earthquakes.
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