4.0 Magnitude Earthquake 0.0 km from Porcupine, South Dakota, United States

36 years ago

UTC time: Sunday, January 28, 1990 04:59 AM

Your time: 1990-01-28T04:59:59Z

Depth: 5.0 km

1990-01-28 04:59:59 4.0 magnitude, 5.0 km depth
Porcupine, South Dakota, United States

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