Category Archives: Alaska Water Level Watch Features
July 6, 2020 By Jacquelyn Overbeck, Alaska Division of Geological & Geophysical Surveys The Alaska Mapping Executive Committee (AMEC)—a coordinated working group amongst federal agencies as well as the State of Alaska—recently released a strategy to map the coast of … Continue reading
Southeast Alaska Model Release/Update The VDatum 4.0.1 release on October 28, 2019 includes support for transformations involving the tidal datums of southeast Alaska (SE AK): local mean sea level (LMSL), mean lower low water (MLLW), mean high water (MHW), mean … Continue reading
February is not a normal time of year for coastal storms to be flooding western Alaska. With another year of record low sea ice extents in the Bering Sea (NSIDC, 2019), however, the coast remains vulnerable to low-pressure systems moving across the ocean. Continue reading
In July 2018, the Alaska Division of Geological & Geophysical Surveys Coastal Hazards Program conducted coastal surveys at Kotzebue and Deering, Alaska to inform the elevation data used to create color-indexed flood communication maps. While surveying in Kotzebue, the program … Continue reading
Northwest Alaska is no stranger to large fall storms. From October until the sea ice arrives, the region experiences multiple coastal storms each year that heavily impact the region leading to inundation and coastal erosion.
Alaska Division of Geological & Geophysical Surveys and Anchorage National Weather Service (NWS) staff travelled to Tununak to re-install a water level sensor that was damaged in winter of 2015. Continue reading
The summer of 2017 was used to install tide staffs at communities throughout western Alaska. Continue reading