U.S. flag

An official website of the United States government

Dot gov

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..

FEMA Case Study Library

Browse case study reports and best practice articles from across FEMA's areas of expertise. You can search by title or keywords, select additional content filters, or jump to a collection.


Search All Case Studies

HWM Pilot Summary: Nashville, TN

This page highlights the Nashville, TN High Water Mark Pilot Project which took place on May 9, 2013.

HWM Project Summary: San Anselmo, CA

This page highlights the San Anselmo, CA High Water Mark (HWM) Project which took place on December 13, 2014.

HWM Project Summary: Santa Rosa County, FL

This page highlights the Santa Rosa County, FL High Water Mark (HWM) Project which took place on December 9, 2014.

HWM Pilot Summary: Orange Beach, AL

This page highlights the Orange Beach, AL High Water Mark (HWM) Pilot Project which took place on September 10, 2013.

HWM Pilot Summary: Harrisburg, PA

This page highlights the Harrisburg, PA High Water Mark (HWM) Pilot Project which took place on April 29, 2013.

HWM Pilot Summary: Frankfort and Franklin County, KY

This case study highlights the Frankfort and Franklin County, Kentucky High Water Mark (HWM) Pilot Project, which took place on December 10, 2012.

New Mexico Flood Map Website

Challenge: A significant number of maps for New Mexico counties were not modernized during Flood Map Modernization.

Streams at Your Fingertips

Challenge: Access to mapping and updated modeling that result from Federal Emergency Management Agency (FEMA) and state projects benefit both the general public and the engineering community.

Illinois CTP Collaboration Success

Challenge: The Illinois State Water Survey (ISWS), part of the Prairie Research Institute at the University of Illinois, is a Federal Emergency Management Agency (FEMA) Cooperating Technical Partner (CTP) that has been conducting all components of flood mapping in Illinois since 2005.

Pennsylvania Cooperating Technical Partners Program Best Practice

Challenge: After several flood events ravaged the area, including Tropical Storm Lee in 2011, residents of the Borough of Muncy were sensitive to the damages that floodwaters can bring.