A22K

Sinclair Lake, AK, USA

Operated by: Alaska Earthquake Center

Latitude: 71.0033 N

Longitude: -154.9742 W

Elevation: 19.7 feet (6 meters)

Installed: 2017

Instrumentation at this station includes:

broadband seismometer

meteorological package

Infrasound sensor

Soil temperature probe

A22K was installed as part of the temporary USArray project and integrated in 2020 into the permanent Alaska network as part of the National Science Foundation-sponsored Alaska Geophysics Arctic Observing Network project. This station is located on the Beaufort Sea coastal plain. The installation team noted "This is probably the site most likely to have a polar bear encounter." A22K is generously hosted by our partners at the Bureau of Land Management (National Petroleum Reserve-Alaska) and the North Slope Borough. Photo courtesy of Array Network Facility.