How many died in the Northridge earthquake?
571994 Northridge earthquake / Number of deaths
The death toll was 57, with more than 9,000 injured. In addition, property damage was estimated to be $13–50 billion (equivalent to $24–93 billion in 2021), making it one of the costliest natural disasters in U.S. history.
How long did the 94 earthquake last?
The earthquake occurred just after 4:30 am local time along a previously undiscovered blind thrust fault in the San Fernando Valley. Its epicentre was in Reseda, a suburb located about 23 miles (37 km) west-northwest of downtown Los Angeles. The major shock lasted 10–20 seconds and registered a magnitude of 6.7.
What caused the Northridge earthquake?
The Northridge earthquake was caused by dip slip on a thrust fault—the overriding movement of one crustal block up and over a second crustal block (see p. 1 1)—that dips down to the south-southwest beneath the northern San Fernando Valley.
How much damage did the Northridge earthquake cause?
The Northridge earthquake was the costliest natural disaster to have occurred in the United States at the time, and is today the third largest economic loss caused by a natural disaster in the nation’s history. The damage cost estimate reached $20 billion in damages, and $49 billion in economic loss.
What is the significance of 1994 Northridge earthquake insurance?
In January 1994 when the Northridge earthquake, a magnitude 6.7 quake, struck Southern California, causing an estimated $26.4 billion (in 2018 dollars) in insured losses, the insurance industry ended up paying out more in claims for this quake than it had collected in earthquake premiums over the preceding 30 years.
What tectonic plates were involved in the Northridge earthquake?
The causative fault of the Northridge earth-
What tectonic plates caused the 1994 Northridge earthquake?
The thrust faults along which the 1971, 1987, and 1994 earthquakes occurred are the result of a big bend in the San Andreas fault. The bend causes crumpling, or “compression” of the Earth’s crust nearby, giving rise to the thrust faults.
Is earthquake insurance worth getting?
It’s difficult to predict when an earthquake will occur, but if you live in one of the most at-risk states, it could be worth it to purchase earthquake insurance. The cost and deductibles might be high, but they won’t be more expensive than the out-of-pocket, cost of rebuilding your home.
How big was the Northridge Earthquake in 1994?
On January 17, 1994, at 4:31 a.m. PST, a magnitude 6. 7 earthquake centered in Northridge struck the southern California area. Known as the Northridge Earthquake, it caused at least 57 fatalities (a subsequent study put the death toll at 72, including heart attacks) and injured thousands.
How powerful was the Northridge earthquake in 1994?
At 4:31 a.m. on Jan. 17, 1994, a hidden fault lurking under the city’s San Fernando Valley neighborhoods unleashed a magnitude 6.7 earthquake that shattered buildings, broke water mains and ignited fires.
What was the largest earthquake in California?
In 1992, a 7.3 earthquake struck near Landers. It was “the largest earthquake to strike the contiguous United States in 40 years,” according to the United States Geological Survey. In 1989, a 6.9 earthquake hit Loma Prieta, Calif.
Is earthquake insurance needed for mortgage?
Before You Buy Earthquake Insurance. Earthquake insurance covers some of the losses and damage that earthquakes can cause to your home, belongings, and other buildings on your property. If you have a mortgage, you must have homeowners insurance. But you do not have to buy earthquake insurance.
Is earthquake insurance mandatory in California?
A. Though California has nearly 16,000 known earthquake faults, you are not required by state law to carry earthquake insurance. Your basic homeowners and renters insurance policies do not cover earthquake damage.
What’s the strongest earthquake ever recorded?
magnitude 9.5
The biggest earthquake ever recorded, of magnitude 9.5, happened in 1960 in Chile, at a subduction zone where the Pacific plate dives under the South American plate.
What are the 5 largest earthquake ever recorded?
Largest Earthquakes ever recorded
- Valdivia, Chile 22 May 1960 (magnitude 9.5)
- Prince William Sound, Alaska 28 March 1964 (magnitude 9.2)
- Sumatra, Indonesia 26 December 2004 (magnitude 9.1)
- Sendai, Japan 11 March 2011 (magnitude 9.0)
- Kamchatka, Russia 4 November 1952 (magnitude 9.0)
Why is earthquake insurance deductible so high?
Earthquake deductibles are high because the damage from them tends to be catastrophic, making them a higher risk for insurers. To cover costs, they need to make deductibles high.
Is earthquake insurance worth buying?
What’s the worst tsunami ever?
The 2004 Indian Ocean earthquake and tsunami (also known as the Boxing Day Tsunami and, by the scientific community, the Sumatra–Andaman earthquake) occurred at 07:58:53 local time (UTC+7) on 26 December, with an epicentre off the west coast of northern Sumatra, Indonesia.
What is the biggest tsunami ever?
1958 Lituya Bay earthquake and megatsunamiTsunami / Biggest
Lituya Bay, Alaska, July 9, 1958
Its over 1,700-foot wave was the largest ever recorded for a tsunami. It inundated five square miles of land and cleared hundreds of thousands of trees.
What is the world’s deadliest earthquake ever recorded?
The following table lists the deadliest earthquakes on record according to date, location, number of deaths, and magnitude. On Jan. 23, 1556, an 8.0 magnitude earthquake struck Shansi, China killing 830,000 people.
…
(50,000 deaths or more)
| Date | Dec. 25, 1932 |
|---|---|
| Location | Gansu, China |
| Deaths | 70,000 |
| Magnitude | 7.6 |
What is a good deductible for earthquake insurance?
The deductible for earthquake insurance is usually 10%–20% of the coverage limit. For example, if your home is insured for $200,000 a 10% deductible would be $20,000.
What are the 5 largest tsunami ever recorded?
The biggest Tsunamis in modern history
- Sunda Strait, Indonesia 2018: Java and Sumatra, Indonesia.
- Palu, Sulawesi, Indonesia 2018: Palu bay, Indonesia.
- Sendai, Japan 2011: Japan and other countries.
- Maule, Chile 2010: Chile and other countries.
What are the top 3 worst tsunamis?
10 worst tsunamis in history
- Sumatra, Indonesia – 26 December 2004.
- North Pacific Coast, Japan – 11 March 2011.
- Lisbon, Portugal – 1 November 1755.
- Krakatau, Indonesia – 27 August 1883.
- Enshunada Sea, Japan – 20 September 1498.
- Nankaido, Japan – 28 October 1707.
- Sanriku, Japan – 15 June 1896.
- Northern Chile – 13 August 1868.
How big was the tsunami that killed the dinosaurs?
about 100 m
Close in, tsunami waves reached about 100 m in height. Along the Mexican coast, the waves were 30-50 m. Some geologists suggest that the Chicxulub tsunami reached Chicago, Montana, or Canada.
What was the deadliest tsunami?
The deadliest tsunami in history occurred in the Indian Ocean in 2004. It was the result of an earthquake off the coast of Sumatra that took around 230,000 lives across fourteen countries.