Lava fountains within the Halemaumau Crater has resulted in ripples or waves forming on the lake surface.
2/17
Swipe or click to see more
COURTESY USGS
Hawaiian Volcano Observatory gas scientists use a FTIR spectrometer along the rim of the Halemaumau Crater to measure gases emitted during the Kilauea eruption.
3/17
Swipe or click to see more
COURTESY USGS
A view of the new eruption within the Halemaumau Crater featuring several active vents in the middle and west side of the lava lake.
4/17
Swipe or click to see more
COURTESY USGS
A closeup view of the western fissure that opened up at Halemaumau Crater. This photo was taken at 9 a.m. Sept. 30.
5/17
Swipe or click to see more
COURTESY USGS
An overview of the lava lake within Halemaumau Crater taken from the west rim shortly after noon Sept. 30.
6/17
Swipe or click to see more
COURTESY USGS
Volcanic gas plume rises from the surface of the lava lake within Halemaumau Crater on Sept. 30.
7/17
Swipe or click to see more
COURTESY USGS
Hawaiian Volcano Observatory scientists monitor the new eruption at Halemaumau Crater on Sept. 30.
8/17
Swipe or click to see more
COURTESY USGS
Lava fountains are seen at the new vent along the western wall of the Halemaumau Crater around 6 p.m. Sept. 30.
9/17
Swipe or click to see more
COURTESY USGS
A view of the new eruption within the Halemaumau Crater taken 9 a.m. Oct. 1.
10/17
Swipe or click to see more
COURTESY USGS
A wide view of the lava lake within the Halemaumau Crater. This photo was taken Oct. 1.
11/17
Swipe or click to see more
COURTESY USGS
A view of the growing lava lake within Halemaumau Crater which has risen to 89 feet since the eruption began Sept. 29.
12/17
Swipe or click to see more
COURTESY USGS
A view the lava fountains from the south-central and western side of the growing lave lake within the Halemaumau Crater. This photo was taken Oct. 1.
13/17
Swipe or click to see more
COURTESY USGS
An aerial view of the eruption within the Halemaumau Crater showing the south-central portion of the lava lake.
14/17
Swipe or click to see more
COURTESY USGS
An aerial view of the large island floating in the middle of the lava lake within the Halemaumau Crater.
15/17
Swipe or click to see more
COURTESY USGS
An aerial view showing showing lava fissures within the Halemaumau Crater.
16/17
Swipe or click to see more
COURTESY USGS
An aerial view of the lava lake surface crust within the Halemaumau Crater.
17/17
Swipe or click to see more
COURTESY USGS
An aerial view of the western end of the lava lake within the Halemaumau Crater.