Description: A line feature class of Federal Emergency Management Agency (FEMA) base flood elevation cross sections within Arlington County. The data depicts the base flood elevation at cross sections along major streams. This is the elevation of surface water resulting from a flood that has a 1% chance of equaling or exceeding that level in any given year.Contact: Department of Environmental ServicesData Accessibility: Publicly AvailableUpdate Frequency: As NeededLast Revision Date: 11/14/2023Creation Date: 11/14/2023Feature Dataset Name: FEMALayer Name: FEMA_Base_Flood_Elevation_arc
Service Item Id: 3cc2b62274af4ed197551cde8c5d4799
Copyright Text: Arlington County, Virginia; Department of Environmental Services; FEMA
Color: [169, 0, 230, 255] Background Color: N/A Outline Color: N/A Vertical Alignment: bottom Horizontal Alignment: left Right to Left: false Angle: 0 XOffset: 0 YOffset: 0 Size: 10 Font Family: Tahoma Font Style: normal Font Weight: normal Font Decoration: none
Description: A line feature class of Federal Emergency Management Agency (FEMA) stream profile baseline arcs within Arlington County. A Profile Baseline shows the path of riverine flood flows on the Flood Insurance Rate Map (FIRM) and is an accurate representation of the distance between cross sections, structures, nodes or grids in the hydraulic model.Contact: Department of Environmental ServicesData Accessibility: Publicly AvailableUpdate Frequency: As NeededLast Revision Date: 11/14/2023Creation Date: 11/14/2023Feature Dataset Name: FEMALayer Name: FEMA_Stream_Profile_Baseline_arc
Service Item Id: 3cc2b62274af4ed197551cde8c5d4799
Copyright Text: Arlington County, Virginia; Department of Environmental Services; FEMA
Color: [255, 0, 0, 255] Background Color: N/A Outline Color: N/A Vertical Alignment: bottom Horizontal Alignment: left Right to Left: false Angle: 0 XOffset: 0 YOffset: 0 Size: 10 Font Family: Tahoma Font Style: normal Font Weight: normal Font Decoration: none
Color: [0, 0, 0, 255] Background Color: N/A Outline Color: N/A Vertical Alignment: baseline Horizontal Alignment: left Right to Left: false Angle: 0 XOffset: 0 YOffset: 0 Size: 10 Font Family: Arial Font Style: normal Font Weight: normal Font Decoration: none