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Denver, CO – From Denver to Colorado Springs, Coloradans could soon hear thunder-like booms or feel faint tremors during frigid winter nights — but it’s not seismic activity. According to the Colorado Geological Survey, those startling sounds are likely frost quakes — sudden cracking events in the frozen ground caused by extreme temperature swings.
Known scientifically as cryoseisms, frost quakes occur when rain or melting snow seeps into the soil and then freezes too quickly. As the trapped water expands into ice, it builds pressure until the ground suddenly splits, releasing energy with a loud, explosive sound. The event can feel like a small earthquake but is brief and localized…