3.7 Magnitude Quake Strikes Central Ontario

A magnitude 3.7 earthquake struck central Ontario just before 11 p.m. on Tuesday, rattling homes and prompting widespread reports from residents across southern and central parts of the province. The tremor, centered approximately 23 kilometers southeast of Orillia near the community of Brechin, was confirmed by Earthquakes Canada and felt by thousands, though officials reported no damage or injuries.

Earthquakes Canada, the federal agency monitoring seismic activity, recorded the quake at a shallow depth of five kilometers. As of Wednesday morning, nearly 3,000 people had submitted accounts through the agency's "Did You Feel It?" online survey, describing sensations of rumbling, rattling and brief shaking. The strongest effects were noted in Simcoe County, Muskoka, Kawartha Lakes, Durham and Peterborough regions, with lighter tremors extending to the Greater Toronto Area, Ottawa, London, Niagara Falls, Sudbury, Hamilton, Belleville, Kingston and Kitchener. Some reports even reached across the border to Buffalo and Rochester, New York, though these were isolated.

Many residents initially mistook the event for other noises amid the region's harsh winter conditions. "I thought it...