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Summit deflation began this morning, and the lake level has dropped slightly. This morning the lake was about 14 m (46 ft) below the Overlook crater rim, having dropped roughly 4 m (13 ft) since yesterday morning. In this photo, an HVO geologist checks on a time-lapse camera on the rim of Halema‘uma‘u Crater. A large spatter site is active along the east margin of the lake. Photo taken Tuesday, April 17, 2018 courtesy of U.S. Geological Survey

Summit deflation began this morning, and the lake level has dropped slightly. This morning the lake was about 14 m (46 ft) below the Overlook crater rim, having dropped roughly 4 m (13 ft) since yesterday morning. In this photo, an HVO geologist checks on a time-lapse camera on the rim of Halema‘uma‘u Crater. A large spatter site is active along the east margin of the lake. Photo taken Tuesday, April 17, 2018 courtesy of U.S. Geological Survey

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