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State
Tephra occurrence in Alaska: a map-based compilation of stratigraphic tephra data
State of Alaska —
The principal hazard associated with future explosive eruptions of Alaska volcanoes is the generation of volcanic ash clouds which are explosively blasted high into... -
Federal
AVHRR CoastWatch Alaska Regional Node Data, April 1991-March 2004
National Oceanic and Atmospheric Administration, Department of Commerce —
The sea surface temperature (SST) products were derived from NOAA's Polar-orbiting Operational Environmental Satellites (POES) for the coastal United States and... -
Federal
H03303B: NOS Hydrographic Survey
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe... -
State
Potential maximum permanent flooding maps for Unalaska and Akutan, Alaska
State of Alaska —
This digital data distribution package provides post-earthquake shorelines for coastal areas near Unalaska and Akutan, Alaska that become permanently flooded due to... -
State
Tsunami inundation maps of Fox Islands communities, including Dutch Harbor and Akutan, Alaska
State of Alaska —
Potential tsunami hazards for the Fox Islands communities of Unalaska/Dutch Harbor and Akutan were evaluated by numerically modeling the extent of inundation from... -
State
Geologic map of the Makushin volcanic field, Unalaska Island, Alaska
State of Alaska —
Report of Investigation 97-20, Geologic map of the Makushin volcanic field, Unalaska Island, Alaska, covers most of the north end of Unalaska Island, which is the... -
Federal
Unalaska, Alaska 8/15 Arc-second MHHW Coastal Digital Elevation Model
National Oceanic and Atmospheric Administration, Department of Commerce —
NOAA's National Geophysical Data Center (NGDC) is building high-resolution digital elevation models (DEMs) to support individual coastal States as part of the... -
Federal
Unalaska, Alaska Tsunami Forecast Grids for MOST Model
National Oceanic and Atmospheric Administration, Department of Commerce —
The Unalaska, Alaska Forecast Grids provides bathymetric data strictly for tsunami inundation modeling with the Method of Splitting Tsunami (MOST) model. MOST is a... -
State
Source compositions of large tephra-production eruptions in Alaska
State of Alaska —
Source compositions of large tephra-production eruptions in Alaska, Raw Data File 2023-26, provides new in situ geochemical analyses from previously collected samples...