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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
NYC Stormwater Flood Maps
City of New York —
A collection of citywide Geographic Information System (GIS) layers that show areas of potential flooding scenarios under varying sea level rise conditions. Please... -
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... -
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
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
DFIRM Panels
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... -
City
Jefferson County KY Aerial Photo Index, Year: 1997 Flood
Louisville Metro Government —
Polygon layer of 1997 aerial photo models taken for the flood of 1997 during the river crest. Derived from flood mosaic index based on 9” x 9” contact prints. Spring... -
State
River Management Engineer Districts
Vermont Center for Geographic Information —
The River Management Program provides technical and regulatory assistance for those activities that involve construction or excavation in rivers and streams. The... -
State
Flood Hazard Areas (Only FEMA - digitized data)
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
River Scientist Regions
Vermont Center for Geographic Information —
The Regions show who to contact for the physical assessment, restoration and protection of rivers and their corridors. The regional scientists provide the following... -
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... -
City
Peak Control Infrastructure
City of Seattle —
Capacity-constrained is defined by the Stormwater Code, SMC 22.801.040 as a drainage system that the Director of SPU has determined to have inadequate capacity to... -
City
Flood Restrictions in the City (FRIC)
City of Sioux Falls —
Feature layer containing Flood Restrictions in the City (FRIC) for Sioux Falls, South Dakota.Flood Restrictions in the City (FRIC) layer is not intended to be used... -
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... -
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... -
County
Loudoun Floodplain
Loudoun County, Virginia —
More MetadataMaintenance and Update Frequency: Floodplain boundaries are updated by Building and Development staff as detailed floodplain studies are submitted and... -
City
Flood Irrigated Service Areas
City of Tempe —
The Flood Irrigated Service Area layer shows which areas of Tempe are covered by active city-owned flood irrigation services.Contact: Robbie AaronContact E-Mail:...