Newberry volcano eruptions
shield volcano, caldera 2434 m / 7,985 ft
Oregon (Canada and USA (mainland)), 43.72°N / -121.23°W
Eruption list: 690 AD ± 100, 490 AD ± 100, 1450 BC (?), 4450 BC (?), 4690 BC ± 150, 4770 BC ± 75, 4860 BC ± 150, 4960 BC ± 100, 5070 BC ± 150, 5260 BC ± 150, 9210 BC ± 1000 (radiocarbon dated)
Oregon (Canada and USA (mainland)), 43.72°N / -121.23°W
Eruption list: 690 AD ± 100, 490 AD ± 100, 1450 BC (?), 4450 BC (?), 4690 BC ± 150, 4770 BC ± 75, 4860 BC ± 150, 4960 BC ± 100, 5070 BC ± 150, 5260 BC ± 150, 9210 BC ± 1000 (radiocarbon dated)