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Earthquakes are often associated with regions like California, which sits along the San Andreas Fault. In 1906, a massive earthquake struck Northern California, causing widespread destruction and fires in San Francisco. Japan is another region known for intense seismic activity and has experienced some of the most powerful earthquakes ever recorded, including the 2011 Tōhoku earthquake and tsunami, which caused nearly 20,000 deaths.
While major fault lines are responsible for many large earthquakes, seismic activity is not limited to well-known regions. Several parts of the United States are capable of producing significant earthquakes, even if they are not commonly associated with such events. For example, the central U.S. has experienced notable quakes, including those tied to the New Madrid Seismic Zone in the early 1800s, which remain among the most powerful in U.S. history.
This article explores lesser-known earthquakes that have impacted unexpected areas across the United States. Some occurred in the 19th century, while others are more recent, highlighting the fact that seismic risk exists in a wider range of regions than many people realize.
1. New Madrid Seismic Zone
- Location: Mississippi Valley, Ohio River Valley
- Year: 1811 – 1812
- Magnitude: 7.0 – 8.0 (Estimated)
This earthquake made the Mississippi River flow backward! Though this event caused widespread damage, it occurred so early in the nation's history that we don't know much about it, as there was no measuring system at the time. This disaster was technically a series of earthquakes that occurred over several months, with the strongest likely exceeding a magnitude 8!
2. The Largest Eastcoast Earthquake
- Location: Charleston, South Carolina
- Year: 1886
- Magnitude: 7.3
This earthquake that occurred in 1886 is one of the largest earthquakes ever recorded on the Eastcoast. It caused severe damage to Charleston and surrounding towns. Brick buildings were particularly threatened, and many historic churches were destroyed. The earthquake even caused a tsunami, resulting in additional damage to the coast.
3. Great Lakes Region
- Location: Indiana-Ohio Border
- Year: 1906
- Magnitude: 8.3
This earthquake was so large that it caused significant damage in both Boston and New Orleans! As it occurred so long ago, we don't have exact data. However, we know it occurred somewhere near the Indiana-Ohio border. The actual epicenter was sparsely populated. However, the earthquake was so significant that it caused damage to cities around the Great Lakes, like Chicago and Detroit.
4. The New York Earthquake
- Location: Attica, New York
- Year: 1929
- Magnitude: 6.2
While this earthquake wasn't as strong as others on this list, the epicenter was in a densely populated area, leading to widespread damage. Buildings in western New York were heavily impacted, with many collapsing suddenly. There were no fatalities, luckily, but several deaths did occur in the aftermath due to fires that were likely a result of the quake.
5. One Reason We Have Building Codes
- Location: Craigsville, Virginia
- Year: 1897
- Magnitude: 5.8
The 1897 earthquake in Craigsville wasn't huge. However, it struck a populated area with unreinforced brick buildings. Many of these collapsed, causing injuries. There was widespread damage to Craigsville and surrounding towns. Events like these are one reason we have building codes today.
6. Proof Earthquakes Occur Almost Everywhere
- Location: Platte County, Missouri
- Year: 2011
- Magnitude: 5.7
This earthquake is the most recent on our list. It reminds us that earthquakes can occur anywhere, including Kansas City! While no fatalities were reported, it highlighted the need for earthquake preparedness even in places without regular earthquakes.
7. Shaking in the Lone Star State
- Location: Denton, Texas
- Year: 1881
- Magnitude: 6.0
Texas is far better known for the hurricanes it endures than for earthquakes. However, in 1881, a decently powerful earthquake struck the region. Luckily, the area was sparsely populated then, so there wasn't much damage or many injuries. However, it is another reminder that earthquakes can happen just about anywhere.
8. Another Unexpected Southern Earthquake
- Location: Near McMinnville, TN
- Year: 1843
- Magnitude: 6.2 – 6.5
Eastern Tennessee experiences a few very small rumbles from time to time. But back in 1843, a significant earthquake caused several landslides, leading to damage. Luckily, injuries and damage were minimal.
9. A Rural Quake
- Location: Hebron, Nebraska
- Year: 1935
- Magnitude: 6.8
While this earthquake was pretty powerful, it struck a rural region of Nebraska, leading to very little damage. However, it was felt across several states.
10. A Westcoast Harbinger?
- Location: Compton, California
- Year: 1933
- Magnitude: 6.3
While California is known for earthquakes, Compton does not get them very often. This town near Los Angeles is heavily populated, and this earthquake caused major damage. Buildings were destroyed, and several injuries were reported. People often point to this earthquake when they talk about the possibility of another earthquake in LA.
The image featured at the top of this post is ©Pierre St. Amand / Public Domain – License / Original