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          Building Science Resource Library
The Building Science Resource Library contains all of FEMA’s hazard-specific guidance that focuses on creating hazard-resistant communities.
You can search for a document by its title, or filter the collection to browse by:
**Topic:** High winds, flood, earthquake, etc.
**Document Type:** Brochure, report, fact sheet, infographic, etc.
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FEMA P-2345: FEMA Building Designer’s Guide to Calculating Flood Loads Using ASCE 7-22 Supplement 2
This instructional guidance is for design professionals for designing buildings or other structures for flood loads in accordance with the requirements of American Society of Civil Engineers (ASCE) / Structural Engineering Institute (SEI) standard ASCE 7-22, Minimum Design Loads and Associated Criteria for Buildings and Other Structures, Supplement 2 (ASCE 7-22-S2). In addition to the detailed guidance provided on ASCE 7-22-S2, the guide contains worked examples, extended guidance on topics such as coastal erosion, and an overview of floodplain management requirements. This guide may also be used by building officials and floodplain managers to assist in regulating to the requirements in ASCE 7-22-S2.
Apr 5, 2024
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Hurricane Ian NFIP Claims Analysis

Jan 5, 2024
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Reducing “Loss of Utility” Impacts to Critical Facilities (Hurricane Ian Recovery Advisory 2)
This Recovery Advisory is intended for owners and operators of critical facilities; architects and engineers who design them; various state, local, tribal, and territorial planners; and emergency managers who deal with critical facilities whether in support of emergency preparedness, planning,  response, and disaster recovery efforts or administration of mitigation grants and operations.
Jan 26, 2024
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Reducing Water Intrusion Through Windows and Doors (Hurricane Ian Recovery Advisory 3)
This Recovery Advisory provides important recommendations to reduce water intrusion through and around windows and doors due to wind-driven rain during extreme wind events.
Jan 26, 2024
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Designing for Flood Levels Above the Minimum Required Elevation After Hurricane Ian (Hurricane Ian Recovery Advisory 1)
This Recovery Advisory addresses building damage when flood levels exceed the lowest floor, required design considerations, how high above the minimum required elevation a building should be elevated, and additional design considerations for mitigating flood damage.
Jan 26, 2024
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Considering Policies and Regulations to Reduce Risks Caused by Urban Flooding (Hurricane Ida in New York Fact Sheet 4)
This fact sheet summarizes the recommendations from technical reports FEMA prepared after Hurricane Ida. Communities use different mechanisms to put recommendations into practice.
Jan 26, 2024
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Flood Warning and Inundation Mapping (Hurricane Ida in New York Fact Sheet 2)
This fact sheet describes how flood warning systems, flood alerts, and flood inundation products convey flood risk information.
Jan 26, 2024
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Reducing the Effects of Urban Flooding in New York City (Hurricane Ida in New York Technical Report 3)
This report briefly explains the basics of rainfall runoff, urban flooding, and urban stormwater drainage systems.
Jan 26, 2024
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Building Performance: Basement Buildings and Urban Flooding (Hurricane Ida in New York Technical Report 1)
This report provides information to help New York City and similar urban areas to prepare better for future urban flooding events.
Jan 26, 2024
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Building the Case for Open Space (Foundations)
Developed in response to Hurricane Ida in Louisiana, this guidance compares the two predominant construction foundation systems available in South Louisiana and provides greater detail regarding their costs, impacts, and advantages.
Jan 26, 2024
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