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City
FEMA Flood Zones
City of Hartford —
According to FEMA the definition of a flood zone is a "geographic areas that FEMA has defined according to varying levels of flood risk and type of flooding. These... -
City
National Flood Hazard - Cross Sections
Louisville Metro Government —
Normally, any FIRM that has associated flood profiles has cross sections. The S_XS table contains information about cross section lines. These lines usually... -
State
Field station locations and magnetic susceptibility data for the Yukon River Crossing Project, Alaska, collected June-July 2016
State of Alaska —
Field station locations and magnetic susceptibility data for the Yukon River Crossing Project, Alaska, collected June-July 2016, Raw Data File 2025-22, provides field... -
State
Soils Hydric Rating
State of Connecticut —
This rating indicates the percentage of map units that meets the criteria for hydric soils. Map units are composed of one or more map unit components or soil types,... -
State
Updated tsunami inundation maps for Seldovia, Alaska
State of Alaska —
Report of Investigation 2018-5A, Updated tsunami inundation maps for Seldovia, Alaska, updates the previous tsunami hazard assessment for Seldovia, Alaska, by... -
State
Stream Crossings
Vermont Center for Geographic Information —
Physical measurements and attributes of stream crossing structures and adjacent stream reaches which are used to provide a relative rating of aquatic organism passage... -
State
Regional tsunami hazard assessment for Shemya, Alaska
State of Alaska —
We assess potential tsunami hazards for Eareckson Air Station on Shemya Island, Alaska. The primary tsunami hazard for this installation is considered to be near-... -
State
Potential maximum permanent flooding for King Cove and Cold Bay communities, Alaska
State of Alaska —
This digital data distribution package provides post-earthquake shorelines for coastal areas near King Cove and Cold Bay, Alaska that become permanently flooded due... -
City
National Flood Hazard - Letter of Map Revision (LOMR)
Louisville Metro Government —
The S_LOMR feature class should contain at least one record for each Letter of Map Revision incorporated into the NFHL. Multipart polygons are not allowed. The... -
State
Oregon Channel Migration
State of Oregon —
Channel migration is the natural process by which streams move laterally over time. It is typically a gradual phenomenon that works over many years to effect... -
State
DFIRM - Letter of Map Revision (LOMR)
Vermont Center for Geographic Information —
The entire Vermont extent of the National Flood Hazard Layer (NFHL) as acquired 12/15/15 from the FEMA Map Service Center msc.fema.gov upon publication 12/2/2015 and... -
State
Coastal Boundary
State of Connecticut —
The Coastal Boundary layer is a 1:24,000-scale, polygon feature-based layer of the legal mylar-based maps adopted by the Commissioner of the Department of... -
State
Coastal Boundary Polygon
State of Connecticut —
Coastal Area & Boundary Polygon: The Coastal Area layer is a 1:24,000-scale, polygon feature-based layer that includes the land and waters that lie within the... -
County
2007 DSM - Township 46N Range 12E
Lake County, Illinois —
This dataset has been deprecated. Please use our 2017 Digital Elevation Models instead.The Digital Surface Model (DSM) is a 3-foot pixel resolution raster in GeoTIFF... -
State
Coastal Area Polygon
State of Connecticut —
Coastal Area & Boundary Polygon: The Coastal Area layer is a 1:24,000-scale, polygon feature-based layer that includes the land and waters that lie within the... -
State
Surficial geology of the Livengood B-3, B-4, C-3, and C-4 quadrangles, Yukon Tanana Upland, Alaska
State of Alaska —
Surficial geology of the Livengood B-3, B-4, C-3, and C-4 quadrangles, Yukon Tanana Upland, Alaska, Report of Investigation 84-6, presents the results of a 1982... -
State
Single-beam bathymetric data near Tuntutuliak, Alaska, collected June 8, 2023
State of Alaska —
Single-beam bathymetric data near Tuntutuliak, Alaska, collected June 8, 2023, Raw Data File 2024-3, presents bathymetric data collected along the Kinak River near... -
State
Tsunami inundation maps of Elfin Cove, Gustavus, and Hoonah, Alaska
State of Alaska —
In this report, we evaluate potential tsunami hazards for southeastern Alaska communities of Elfin Cove, Gustavus, and Hoonah and numerically model the extent of... -
State
Shoreline change at Alaska coastal communities, Kivalina, Alaska
State of Alaska —
The Division of Geological & Geophysical Surveys has analyzed long-term shoreline change at 48 Alaska communities. Shoreline datasets were compiled from...