Kilauea lava lake within Halemaumau Crater grows to over 620 feet deep
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COURTESY M. PATRICK/USGS
These images compare the changes to the lava dome fountain at the western vent inside Halemaumau Crater on Jan. 2, left, and Jan. 4, right. The lava dome became more circular shaped within a few days.COURTESY U.S. GEOLOGICAL SURVEY
This photo taken 1:30 a.m. Jan. 2 shows the lava lake measuring at 620 feet deep.COURTESY HAWAII VOLCANOES NATIONAL PARK VIA TWITTER
A nighttime view of the Halemaumau Crater glowing from the ongoing Kilauea eruption.COURTESY U.S. GEOLOGICAL SURVEY
Thermal images compare changes on Dec. 21, left, and Jan. 4, right. The central and northern vents pictured on the center left are no longer visible due to rising lava lake. The western vent, lower center, remains active.COURTESY D. DOWNS/USGS
Kilauea eruption continues from the western vent, left. The lava lake measured 627 feet deep just before noon on Jan. 4.COURTESY M. PATRICK/USGS
On Jan. 4 at 6:08 p.m., the lava lake within Halemaumau Crater measured 626 feet deep.COURTESY B. CARR/USGS
This photo taken on Jan. 5 shows a small breakout from the lower portion of the western vent within Halemaumau Crater. The lava produced a small dome fountain as pictured in the lower center of the photo.COURTESY M. PATRICK/USGS
This aerial thermal image taken at 8:30 a.m. Jan. 5 shows a perched lava lake forming as the perimeter of the lake widens.