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two scientists in red dry suits prep buoys for deployment while out on yellow floats on lake
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Hannah Brewer (WHOI) and Tim Kane (WHOI) prepare to deploy an OBS on Skilak Lake. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Hannah Brewer (WHOI) and Tim Kane (WHOI) prepare to deploy an OBS on Skilak Lake. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

two people in red dry suits prepare buoys for deployment off of yellow raft
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Hannah Brewer (WHOI) and Tim Kane (WHOI) prepare to deploy an OBS on Skilak Lake. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Hannah Brewer (WHOI) and Tim Kane (WHOI) prepare to deploy an OBS on Skilak Lake. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Person standing on floating equipment on a lake on a foggy day
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Tim Kane (WHOI) on the float rig supporting the OBS on Skilak Lake, Alaska. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Tim Kane (WHOI) on the float rig supporting the OBS on Skilak Lake, Alaska. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Person filling inflatable boat to shore with other person standing on the boat. Trees, mountains, and sky in the background.
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Brian Andrews (USGS) pulling in Hannah Brewer (WHOI) during fieldwork on Skilak Lake, Alaska to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska. In May 2024, they deployed two seismographs on the bottom of the lake and eight seismographs on land around the lake. Each instrument will collect data there for about 1 year. 

Brian Andrews (USGS) pulling in Hannah Brewer (WHOI) during fieldwork on Skilak Lake, Alaska to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska. In May 2024, they deployed two seismographs on the bottom of the lake and eight seismographs on land around the lake. Each instrument will collect data there for about 1 year. 

lake, snowcapped mountain, and clouds
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Lake with snowcapped mountains in the background and tall trees in the foreground.
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Three people on land near lake, digging
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Brian Andrews (USGS), Nathan Miller (USGS), and Rob Witter (USGS) installing post-hole seismometers and attaching a station box containing electronics and batteries.

person in red suit sits on yellow boat in the water
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

The float rig supporting the OBS is towed to the deployment site on Skilak Lake. Hannah Brewer (WHOI) is on board. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

The float rig supporting the OBS is towed to the deployment site on Skilak Lake. Hannah Brewer (WHOI) is on board. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

landscape of boat sitting in lake with forest and mountains in the background
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

The R/V Lutris on Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

The R/V Lutris on Skilak Lake, Alaska. A team of USGS scientists, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, are aiming to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Salt marsh with ponding in coastal Connecticut.
Salt marsh with ponding in coastal Connecticut
Salt marsh with ponding in coastal Connecticut
Three people stand around sensor in hole in the ground. One of the three people is holding a shovel next to the sensor
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Installation of a post-hole seismometer. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Installation of a post-hole seismometer. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

person in green jacket and woman in red drysuit prep equipment towed by car to be put into lake
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

scientists stand around yellow boat and red buoys on boat launch
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), Rob Witter (USGS), and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), Rob Witter (USGS), and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

three people carry equipment from small boat to larger boat in lake
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Pulling in R/V Lutris on Skilak Lake, Alaska. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

Pulling in R/V Lutris on Skilak Lake, Alaska. This is part of a USGS effort, in collaboration with partners from the Woods Hole Oceanographic Institution Ocean Bottom Seismic Instrument Center, to create a record of past earthquakes from Skilak Lake on the Kenai Peninsula of Alaska.

a group of people launch yellow boat from boat ramp
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska
Unveiling Earthquake History at Skilak Lake, Alaska

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), Rob Witter (USGS) and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

Peter Haeussler (USGS), Brian Andrews (USGS), Hannah Brewer (WHOI), Rob Witter (USGS) and Tim Kane (WHOI) prepare to launch the OBS float rig at the Upper Skilak Campground Boat Ramp. R/V Lutris (background) was used to tow the rig to the deployment sites.

Graph showing component contributions to extreme water levels
Graph showing component contributions to extreme water levels
Graph showing component contributions to extreme water levels
Graph showing component contributions to extreme water levels

Component contributions to extreme water levels. Panel (a) shows GTSM-ERA5 stations (in black) with highlighted “multi-POT” node locations marked in red and numbered to correspond with panel (c).

Component contributions to extreme water levels. Panel (a) shows GTSM-ERA5 stations (in black) with highlighted “multi-POT” node locations marked in red and numbered to correspond with panel (c).

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