Catalog - Data.gov

Website Metrics

Organization: Department of Homeland Security
Updated: 2025-04-01T12:39:09-04:00 | Harvested: June 25, 2025 at 10:53 PM

Per the Federal Digital Government Strategy, the Department of Homeland Security Metrics Plan, and the Open FEMA Initiative, FEMA is providing the following web performance metrics with regards to...

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National Flood Insurance Program (NFIP) - Community Assistance Contacts (CAC)

Organization: Department of Homeland Security
Updated: 2025-07-01T11:27:25-04:00 | Harvested: July 06, 2025 at 08:32 AM

This dataset contains non-sensitive data gathered during National Flood Insurance Policy (NFIP) Community Assistance Contacts (CAC). The CAC provides a means to establish or re-establish contact...

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Lidar Elevation

Organization: Department of Homeland Security
Updated: 2024-07-01T07:47:17-04:00 | Harvested: June 25, 2025 at 10:52 PM

Light Detection and Ranging (lidar) is a technology used to create high-resolution models of ground elevation with a vertical accuracy of 10 centimeters (4 inches).  rnrnFEMA collects lidar...

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Coordinated Needs Management System/New, Validated, and Updated Engineering Miles

Organization: Department of Homeland Security
Updated: 2025-06-01T21:22:04-04:00 | Harvested: June 25, 2025 at 10:54 PM

FEMA’s Coordinated Needs Management Strategy (CNMS) uses a geospatial database to identify and track flood hazard study lifecycle and mapping needs within the flood hazard mapping program. CNMS...

Lidar Elevation

Organization: Department of Homeland Security
Updated: 2025-02-03T14:11:54-05:00 | Harvested: June 25, 2025 at 10:54 PM

Light Detection and Ranging (lidar) is a technology used to create high-resolution models of ground elevation with a vertical accuracy of 10 centimeters (4 inches).  rnrnFEMA collects lidar...

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Synthetic storm-driven flood-inundation grids for coastal communities along the Barnegat Bay and adjacent to the Barnegat Light tide gage from Lanoka Harbor to Harvey Cedars, NJ

Organization: Department of the Interior
Updated: 20230518 | Harvested: July 16, 2025 at 10:38 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...

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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
Updated: 20230518 | Harvested: July 16, 2025 at 10:32 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...

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BETA - Hazard Exposure: Primary Airport Parcels

Organization: Department of Transportation
Updated: 2025-10-22T00:00:00.000+00:00 | Harvested: October 22, 2025 at 08:34 PM

The BETA - Hazard Exposure: Primary Airport Parcels dataset was updated on October 16, 2025 from the Bureau of Transportation Statistics (BTS) and is part of the U.S. Department of Transportation...

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Synthetic storm-driven flood-inundation grids for coastal communities along the Delaware Bay and adjacent to the Bivalve tide gage from Maurice River Township to Lawrence Township, NJ

Organization: Department of the Interior
Updated: 20230518 | Harvested: July 16, 2025 at 10:30 AM

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

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Synthetic storm-driven flood-inundation grids for coastal communities along the Barnegat Bay and adjacent to the Seaside Heights tide gage from Lavallette to Lanoka Harbor, NJ

Organization: Department of the Interior
Updated: 20230518 | Harvested: July 16, 2025 at 10:42 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...

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Synthetic storm-driven flood-inundation grids for coastal communities along the Barnegat Bay and adjacent to the Waretown tide gage from Lanoka Harbor to Stafford Township, NJ

Organization: Department of the Interior
Updated: 20230518 | Harvested: July 16, 2025 at 10:39 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...

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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
Updated: 20230518 | Harvested: July 16, 2025 at 10:35 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...

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Synthetic storm-driven flood-inundation grids for coastal communities along the Raritan Bay and adjacent to the Keansburg tide gage from Aberdeen Township to Middletown Township, NJ

Organization: Department of the Interior
Updated: 20230518 | Harvested: July 16, 2025 at 10:28 AM

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

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Synthetic storm-driven flood-inundation grids for coastal communities along the Hudson and Hackensack Rivers and adjacent to the Newark tide gage from North Bergen Township to Linden, NJ

Organization: Department of the Interior
Updated: 20230518 | Harvested: July 16, 2025 at 10:33 AM

Digital flood-inundation maps for coastal communities within Essex, Hudson, and Union Counties in New Jersey were created by water surfaces generated by an Advanced Circulation hydrodynamic...

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Synthetic storm-driven flood-inundation grids for coastal communities along the Atlantic Ocean and Shark River and adjacent to the Belmar tide gage from Long Branch to Spring Lake, NJ

Organization: Department of the Interior
Updated: 20230518 | Harvested: July 16, 2025 at 10:39 AM

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

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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
Updated: 20230518 | Harvested: July 16, 2025 at 10:34 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...

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BETA - Hazard Exposure: National Highway System

Organization: Department of Transportation
Updated: 2025-10-22T00:00:00.000+00:00 | Harvested: October 22, 2025 at 08:33 PM

The BETA - Hazard Exposure: National Highway System dataset was updated on October 16, 2025 from the Bureau of Transportation Statistics (BTS) and is part of the U.S. Department of Transportation...

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Synthetic storm-driven flood-inundation grids for coastal communities along the Barnegat Bay and adjacent to the Mantoloking tide gage from Point Pleasant Beach to Toms River Township, NJ

Organization: Department of the Interior
Updated: 20230518 | Harvested: July 16, 2025 at 10:34 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...

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Synthetic storm-driven flood-inundation grids for coastal communities along the Great Bay to Absecon Channel and adjacent to the Absecon Channel at Atlantic City tide gage from North Brigantine to Atlantic City, NJ

Organization: Department of the Interior
Updated: 20230518 | Harvested: July 16, 2025 at 10:41 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...

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Synthetic storm-driven flood-inundation grids for coastal communities along the Atlantic Ocean and the Manasquan River and adjacent to the Manasquan tide gage from Spring Lake to Manasquan, NJ

Organization: Department of the Interior
Updated: 20230518 | Harvested: July 16, 2025 at 10:31 AM

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

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