Mapping & Modeling

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    January 9, 2026

    Bridging the Gap: ASFPM Releases Outreach Materials for 2D Modeling

    By Alan Lulloff, P.E., CFM

    Three new resources will help communities better understand and apply 2D modeling data in development and land-use decisions.

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    February 12, 2025

    Throwing the Numbers out with the Bathwater

    By Christopher Taormina, CFM

    The convenience of bathtub modeling allows for quick calculations over large areas, but water, and subsequently flooding events, do not behave this way.

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    December 2, 2023

    FIRM 2D: A New Methodology for Using HEC-RAS 2D Models in Flood Insurance Maps

    By Nazir Hejazi, MSc, CFM

    Now is a good time to make the transition from 1D to 2D flow modeling.

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    November 17, 2023

    ASFPM Makes Case for FEMA Flood Map Funding in Letter to OMB

    By News Editor

    It is imperative that other competing priorities do not divert resources from the flood mapping program.

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    Person navigating Coastal Change Hazards Portal on an iPad

    October 9, 2023

    USGS Natural Hazards Mission – Translating Science to Action

    By Mike Grimm

    Resources from the USGS can help you monitor, assess, prepare for, mitigate, and respond to natural hazards, specifically coastal hazards.

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