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Hidden earthquake risk discovered under North America

Experts warn the Tintina Fault could unleash a major quake without warning.

July 25, 2025 at 02:50 PM

Experts warn hidden earthquake threat beneath North America could strike at any moment

Scientists are raising concerns about the Tintina Fault, fearing it could cause a significant earthquake without warning.

Experts highlight hidden earthquake risk in North America

Canadian scientists recently alerted the public about the dangers posed by the Tintina Fault, near Dawson City in Yukon. Experts warn that the fault line may cause a significant earthquake of magnitude 7.5 or greater, affecting regions in the US and Canada. This fault, which has remained largely overlooked, is quietly accumulating pressure and could release devastating seismic energy without any warning. Dr Michael West, state seismologist at the Alaska Earthquake Center, stressed the need for increased awareness and monitoring, citing the fault's significant length and potential for destruction beneath critical infrastructure.

Key Takeaways

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The Tintina Fault could produce a magnitude 7.5 earthquake that impacts North America.

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Experts warn this fault is largely overlooked and remains unmonitored.

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Critical infrastructure in Alaska and Canada could face severe damage.

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Geological evidence shows long periods of stagnation lead to dangerous buildup of pressure.

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Recent studies suggest the fault is nearing the point of a significant rupture.

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The lack of public awareness highlights the need for better earthquake preparedness.

"This new study shows it has been quietly building toward a potentially very large earthquake."

Dr Michael West emphasizes the urgency of studying the Tintina Fault.

"We are not good at thinking about things that happen every 12,000 years."

Dr Michael West highlights the challenge of anticipating long-term seismic risks.

The discovery of mounting pressure in the Tintina Fault serves as a stark reminder of the seismic risks that can lurk beneath quiet landscapes. Despite its potential for disaster, this fault has been largely ignored compared to more famous faults like the San Andreas. As much of the public remains largely unaware of this risk, the implications for emergency preparedness are dire. The scientific community must advocate for increased study and monitoring of the Tintina Fault to avoid being caught off guard by a catastrophic event.