Catalog - Data.gov

#1 Federal

Flood Region A

Organization: Department of the Interior
Dataset Last Updated: August 21, 2020 at 12:00 AM

To improve flood-frequency estimates at rural streams in Mississippi, annual exceedance probability (AEP) flows at gaged streams in Mississippi and regional-regression equations, used to estimate...

XML
XML

Search relevance: 135.81 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 09:04 PM

#2 Federal

Flood Region C

Organization: Department of the Interior
Dataset Last Updated: August 21, 2020 at 12:00 AM

To improve flood-frequency estimates at rural streams in Mississippi, annual exceedance probability (AEP) flows at gaged streams in Mississippi and regional-regression equations, used to estimate...

XML
XML

Search relevance: 129.91 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 09:28 PM

#3 Federal

Annual peak-flow data and PeakFQ output files for selected streamflow gaging stations operated by the U.S. Geological Survey in the New England region that were used to estimate regional skewness of annual peak flows

Organization: Department of the Interior
Dataset Last Updated: August 20, 2020 at 12:00 AM

"NewEngland_pkflows.PRT" is a text file that contains results of flood-frequency analysis of annual peak flows from 186 selected streamflow gaging stations (streamgages) operated by the U.S....

XML
XML

Search relevance: 70.65 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:33 PM

#4 Federal

At-site flood frequency for 422 streamgages in parts of the Upper Mississippi and Souris-Red-Rainy basins and surrounding areas in the United States, using data through water year 2013

Organization: Department of the Interior
Dataset Last Updated: March 14, 2025 at 12:00 AM

This dataset contains site information and results of flood-frequency analysis for 422 streamflow gaging stations (streamgages) operated by the U.S. Geological Survey (USGS) in parts of the Upper...

XML
XML

Search relevance: 70.47 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 09:26 PM

#5 Federal

Annual peak-flow data and PeakFQ output files for selected streamflow gaging stations operated by the U.S. Geological Survey in the New England region that were used to estimate regional skewness of annual peak flows

Organization: Department of the Interior
Dataset Last Updated: August 20, 2020 at 12:00 AM

"NewEngland_pkflows.txt" contains annual peak-flow data for 186 selected streamflow gaging stations (streamgages) operated by the U.S. Geological Survey (USGS) in the New England region (Maine,...

XML
XML

Search relevance: 58.80 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 10:40 PM

#6 Federal

Supporting Datasets and R Code for Compound Flood Hazard Modeling in the New York–Long Island Sound Region

Organization: Department of the Interior
Dataset Last Updated: December 05, 2025 at 12:00 AM

This data release includes a shapefile of compound flood hazard scores and the associated input data, scripts, and a sample output file necessary for calculating rain-surge return period...

XML
XML

Search relevance: 56.95 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 10:29 PM

#7 Federal

Region 2

Organization: Department of the Interior
Dataset Last Updated: June 30, 2022 at 12:00 AM

Flood region boundary for region 2.

XML
XML

Search relevance: 49.32 | Views last month: 0 | Catalog Last Checked: September 10, 2026 at 08:58 PM

#8 Federal

Region 4

Organization: Department of the Interior
Dataset Last Updated: June 30, 2022 at 12:00 AM

Flood region boundary for region 4.

XML
XML

Search relevance: 49.18 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 10:49 PM

#9 Federal

Region 3

Organization: Department of the Interior
Dataset Last Updated: June 30, 2022 at 12:00 AM

Flood region boundary for region 3.

XML
XML

Search relevance: 49.11 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:43 PM

#10 Federal

Mississippi Alluvial Plain Boundary

Organization: Department of the Interior
Dataset Last Updated: August 21, 2020 at 12:00 AM

To improve flood-frequency estimates at rural streams in Mississippi, annual exceedance probability (AEP) flows at gaged streams in Mississippi and regional-regression equations, used to estimate...

XML
XML

Search relevance: 45.43 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 08:21 PM

#11 Federal

Magnitude and Frequency of Floods for Rural Streams in Georgia, South Carolina, and North Carolina, 2017-Data

Organization: Department of the Interior
Dataset Last Updated: April 28, 2023 at 12:00 AM

Reliable estimates of the magnitude and frequency of floods are an important part of the framework for hydraulic-structure design and flood-plain management. Annual peak flows measured at U.S....

XML
XML

Search relevance: 44.96 | Views last month: 4 | Catalog Last Checked: September 10, 2026 at 07:54 PM

#12 Federal

High Mountain Asia 30m and 8m Flood Geomorphic Potential V001

Organization: National Aeronautics and Space Administration
Dataset Last Updated: April 01, 2025

This data set contains Flood Geomorphic Potential (FGP) at 30 m resolution for the High Mountain Asia region and 8 m resolution over Nepal. FGP is a digital elevation model-derived index that...

Search relevance: 42.54 | Views last month: 4 | Catalog Last Checked: October 07, 2026 at 01:00 AM

#13 Federal

Validation of gridded precipitation datasets for flood-typing in six regions in the contiguous U.S.

Organization: Department of the Interior
Dataset Last Updated: September 29, 2025 at 12:00 AM

The U.S. Geological Survey (USGS) and the U.S. Army Corps of Engineers (USACE) are collaborating with the U.S. Federal Emergency Management Agency (FEMA) on improving flood-frequency analysis...

XML
XML

Search relevance: 42.23 | Views last month: 3 | Catalog Last Checked: September 10, 2026 at 08:36 PM

#14 Federal

Region B

Organization: Department of the Interior
Dataset Last Updated: August 21, 2020 at 12:00 AM

To improve flood-frequency estimates at rural streams in Mississippi, annual exceedance probability (AEP) flows at gaged streams in Mississippi and regional-regression equations, used to estimate...

XML
XML

Search relevance: 41.52 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 08:43 PM

#15 State

Oregon Statewide Flood Hazard Database - Other Flood Studies - 2015

Organization: State of Oregon
Dataset Last Updated: June 29, 2023

This is a dataset download, not a document. The Open button will start the download.This data layer is an element of the Oregon GIS Framework. This feature dataset contains the following feature...

JSON
HTML

Search relevance: 41.45 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 06:40 PM

#16 Federal

Synthetic storm-driven flood-inundation grids for coastal communities along the Mullica River to Absecon Bay and adjacent to the Absecon tide gage from Port Republic to Pleasantville, NJ

Organization: Department of the Interior
Dataset Last Updated: May 18, 2023 at 12:00 AM

Digital flood-inundation maps for coastal communities within Atlantic County in New Jersey were created by water surfaces generated by an Advanced Circulation hydrodynamic (ADCIRC) and Simulating...

XML
XML

Search relevance: 41.35 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 09:49 PM

#17 Federal

Synthetic storm-driven flood-inundation grids for coastal communities along the Great Sound to the Grassy Sound and adjacent to the Stone Harbor tide gage from Avalon to North Wildwood, NJ

Organization: Department of the Interior
Dataset Last Updated: May 18, 2023 at 12:00 AM

Digital flood-inundation maps for coastal communities within Cape May County in New Jersey were created by water surfaces generated by an Advanced Circulation hydrodynamic (ADCIRC) and Simulating...

XML
XML

Search relevance: 41.35 | Views last month: 2 | Catalog Last Checked: September 10, 2026 at 10:27 PM

#18 Federal

Synthetic storm-driven flood-inundation grids for coastal communities along the Barnegat Bay and adjacent to the Ship Bottom tide gage from Stafford Township to Beach Haven, NJ

Organization: Department of the Interior
Dataset Last Updated: May 18, 2023 at 12:00 AM

Digital flood-inundation maps for coastal communities within Ocean County in New Jersey were created by water surfaces generated by an Advanced Circulation hydrodynamic (ADCIRC) and Simulating...

XML
XML

Search relevance: 41.35 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 09:20 PM

#19 Federal

Synthetic storm-driven flood-inundation grids for coastal communities along the Mullica River to Great Egg Harbor Bay and adjacent to the Ocean City tide gage from Corbin City to Ocean City, NJ

Organization: Department of the Interior
Dataset Last Updated: May 18, 2023 at 12:00 AM

Digital flood-inundation maps for coastal communities within Cape May County in New Jersey were created by water surfaces generated by an Advanced Circulation hydrodynamic (ADCIRC) and Simulating...

XML
XML

Search relevance: 41.35 | Views last month: 1 | Catalog Last Checked: September 10, 2026 at 10:41 PM

#20 Federal

Synthetic storm-driven flood-inundation grids for coastal communities along the Barnegat Bay and adjacent to the Tuckerton tide gage from Beach Haven to Little Egg Harbor Township, NJ

Organization: Department of the Interior
Dataset Last Updated: May 18, 2023 at 12:00 AM

Digital flood-inundation maps for coastal communities within Ocean County in New Jersey were created by water surfaces generated by an Advanced Circulation hydrodynamic (ADCIRC) and Simulating...

XML
XML

Search relevance: 41.22 | Views last month: 8 | Catalog Last Checked: September 10, 2026 at 08:24 PM

Search datasets

Draw a geographic box

Flood Region A

Flood Region C

Annual peak-flow data and PeakFQ output files for selected streamflow gaging stations operated by the U.S. Geological Survey in the New England region that were used to estimate regional skewness of annual peak flows

At-site flood frequency for 422 streamgages in parts of the Upper Mississippi and Souris-Red-Rainy basins and surrounding areas in the United States, using data through water year 2013

Annual peak-flow data and PeakFQ output files for selected streamflow gaging stations operated by the U.S. Geological Survey in the New England region that were used to estimate regional skewness of annual peak flows

Supporting Datasets and R Code for Compound Flood Hazard Modeling in the New York–Long Island Sound Region

Region 2

Region 4

Region 3

Mississippi Alluvial Plain Boundary

Magnitude and Frequency of Floods for Rural Streams in Georgia, South Carolina, and North Carolina, 2017-Data

High Mountain Asia 30m and 8m Flood Geomorphic Potential V001

Validation of gridded precipitation datasets for flood-typing in six regions in the contiguous U.S.

Region B

Oregon Statewide Flood Hazard Database - Other Flood Studies - 2015

Synthetic storm-driven flood-inundation grids for coastal communities along the Mullica River to Absecon Bay and adjacent to the Absecon tide gage from Port Republic to Pleasantville, NJ

Synthetic storm-driven flood-inundation grids for coastal communities along the Great Sound to the Grassy Sound and adjacent to the Stone Harbor tide gage from Avalon to North Wildwood, NJ

Synthetic storm-driven flood-inundation grids for coastal communities along the Barnegat Bay and adjacent to the Ship Bottom tide gage from Stafford Township to Beach Haven, NJ

Synthetic storm-driven flood-inundation grids for coastal communities along the Mullica River to Great Egg Harbor Bay and adjacent to the Ocean City tide gage from Corbin City to Ocean City, NJ

Synthetic storm-driven flood-inundation grids for coastal communities along the Barnegat Bay and adjacent to the Tuckerton tide gage from Beach Haven to Little Egg Harbor Township, NJ