Photo and Video Chronology - Kīlauea - December 18, 2014

Release Date:

Active flow front continues downslope towards northeast

 

 

Active flow front continues downslope towards northeast...

The leading tip of active lava on the June 27th flow continues downslope, through thick vegetation, towards the northeast. The active front this morning was 1 km (0.6 miles) upslope of Pahoa Marketplace, as measured along the line of steepest descent.

(Public domain.)

This photo looks downslope towards Highway 130. The leading tip of...

This photo looks downslope towards Highway 130. The leading tip of the flow has widened over the past few days, and branched into two fingers - both of which are heading in the same general northeast direction.

(Public domain.)

This shows a comparison of a normal photograph looking downslope wi...

This shows a comparison of a normal photograph looking downslope with a thermal image. The white box shows the rough extent of the thermal image. In the thermal image, white and yellow pixels show active surface lava, which is focused along the leading edge of the flow.

(Public domain.)

In addition to active surface lava at the leading tip of the flow, ...

In addition to active surface lava at the leading tip of the flow, breakouts were active about 2 km (1.2 miles) upslope of the leading tip. These breakouts were scattered and feeding several small lobes.

(Public domain.)

Even farther upslope, in the area of ground cracks, there were two ...

Even farther upslope, in the area of ground cracks, there were two small breakouts burning vegetation on the north margin of the flow. This photograph looks west, and Pu‘u ‘Ō‘ō can be seen on the horizon.

(Public domain.)

Still farther upslope, about 3 km (roughly 2 miles) northeast of Pu...

Still farther upslope, about 3 km (roughly 2 miles) northeast of Pu‘u ‘Ō‘ō, scattered breakouts were active.

(Public domain.)

A comparison of a normal photograph and a thermal image showing an ...

A comparison of a normal photograph and a thermal image showing an HVO geologist collecting an active lava sample. The lava is quenched in the bucket of water. Lava samples like this are routinely collected for chemical analysis, which provides insight into the magmatic system feeding the eruption.

(Public domain.)

Preview image for video: provides a brief aerial overview of the ac...

Preview image for video: provides a brief aerial overview of the active flow front.

(Public domain.)