Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content
  • Feedback
    • This is a Non-Federal dataset covered by different Terms of Use than Data.gov.

    Floodplain Cross Sections

    Metadata Updated: April 16, 2025

    Location and attributes for cross section lines in the area covered by the FIRM. This layer must contain all cross sections in a model, not just the lettered cross sections. A line developed from topographic information across a floodplain at which a computation of flood flow has been made to establish a potential flood elevation. Cross sections are shown on the Flood Boundary Floodway Map, Flood Insurance Rate Map, and/or Flood Profiles of a Flood Insurance Study.

    Access & Use Information

    Public: This dataset is intended for public access and use. Non-Federal: This dataset is covered by different Terms of Use than Data.gov. License: Creative Commons Attribution

    Downloads & Resources

    Dates

    Metadata Created Date April 30, 2024
    Metadata Updated Date April 16, 2025

    Metadata Source

    Harvested from DC data

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date April 30, 2024
    Metadata Updated Date April 16, 2025
    Publisher City of Washington, DC
    Maintainer
    Identifier https://www.arcgis.com/home/item.html?id=fa630de4d78548c781df598189e996ee&sublayer=6
    Data First Published 2015-02-27T20:55:37.000Z
    Data Last Modified 2025-04-11T00:00:00.000Z
    Category geospatial
    Public Access Level public
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id 231e19eb-275a-481f-8f0a-d751ee6da3ac
    Harvest Source Id b05f955a-65d6-4288-9558-15a5ebc74e36
    Harvest Source Title DC data
    Homepage URL https://opendata.dc.gov/datasets/DCGIS::floodplain-cross-sections
    License https://creativecommons.org/licenses/by/4.0
    Metadata Type geospatial
    Old Spatial -77.1198,38.7976,-76.9116,38.9949
    Source Datajson Identifier True
    Source Hash a4aa8f9f29f930818c2063318f4e6dd9946b522c29c8fce652d979f94b320fb3
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -77.1198, 38.7976, -77.1198, 38.9949, -76.9116, 38.9949, -76.9116, 38.7976, -77.1198, 38.7976}

    Didn't find what you're looking for? Suggest a dataset here.