Welcome to the Institute for Water Resources Website 

The U.S. Army Corps of Engineers (USACE) Institute for Water Resources (IWR) was established to provide forward-looking analysis, cutting-edge methodologies, and innovative tools to aid USACE’s Civil Works program.

IWR strives to improve the performance of the USACE water resources program through analysis of emerging water resources trends and issues; development, distribution, and training in the use of state-of-the-art methods and models in the areas of planning, operations, and civil engineering; and national data management of results-oriented program and project information across Civil Works business lines. In addition to implementing this vision throughout core mission areas, IWR oversees seven Centers that provide targeted technical expertise and support.

USACE’s Institute for Water Resources takes part in discussion on Africa’s water challenges
ALEXANDRIA, Va. (Oct. 12, 2022) – The U.S. Army Corps of Engineers' Institute for Water Resources takes part in discussion on Africa’s water challenges with six Malagasy ministries and government agencies on the development of sustainable, practical steps Madagascar can take to improve its water security in a two-day workshop in Antananarivo, Madagascar. Click to read more...
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U.S. and Netherlands team up on the topic of water
ALEXANDRIA, VA – (Oct. 27, 2022) Implementing nature-based engineering solutions is a growing field, but it’s not yet a mainstream practice. The U.S. Army Corps of Engineers (USACE) and the Rijkswaterstaat, Dutch Ministry of Infrastructure and Water Management are hoping to change that.
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Hydrologic Engineering Center staff lead training on HEC-RAS in India
ALEXANDRIA, Va. (Oct. 13, 2022) -- Stanford Gibson (center), Cameron Ackerman (second from right) and Alex Sanchez (far right), senior hydraulic engineers from the U.S. Army Corps of Engineer - Institute for Water Resources, Hydrologic Engineering Center delivered training in Roorkee, India from Sept. 26-29 on their modeling and simulation software, known as HEC-RAS (River Analysis System).
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Institute for Water Resources Planning Associates 2022
ALEXANDRIA, VA -- (Aug. 24, 2022) The U.S. Army Corps of Engineers (USACE), Institute for Water Resources (IWR) graduated six planners (pictured) from USACE districts nationwide from their 2022 Planning Associates advanced training program, during a ceremony. Click the image for more...
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IWR inducts alumni into Distinguished Gallery of Employees
ALEXANDRIA, VA -- (Aug. 11, 2022) The Institute for Water Resources (IWR), a U.S. Army Corps of Engineers Field Operating Activity, has bestowed its highest honor to nine alumni by inducting them into the IWR Class of 2022 Distinguished Gallery of Employees. (Photo Credit: VIRIN: 220811-A-ET900-224)
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Effectively Managing the Nation’s Water Resources
The Institute for Water Resources provides the U.S. Army Corps of Engineers and the United States with comprehensive support for the management of water resources and the sustainment of the nation’s economic status through modern analysis, unique methods and models, and data management.
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IWR engineer and planner edits special journal issue on ‘Water infrastructure planning, management and design under climate uncertainty’
Dr. Eugene Stakhiv, of IWR’s Water Resources (WRC), has edited a special issue of Water Policy titled ‘Water infrastructure planning, management and design under climate uncertainty: Methods and approaches in support of the UN High-level Experts and Leaders Panel on Water and Disasters (HELP)’.
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The Big Reveal! A New Silver Jackets Logo
The National Flood Risk Management Program recently unveiled a new Silver Jackets logo! IWR sits down with Ellen Berggren, USACE National Silver Jackets Program Manager, to ask her a few questions about the program and the messages behind the new logo.
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New IWR Report on Using ‘Shared Vision Planning’ for Sustainable Water Resources Management in the Dominican Republic
IWR has released the report, "Shared Vision Planning for Sustainable Water Resources Management, Guayubín River Subbasin, Northwestern Dominican Republic (Phase 1)," that describes the first phase of a project to develop a Decision-Support Tool for water resources management in the subbasin.
Link to Article
Inequitable patterns of US flood risk in the Anthropocene
Mr. William Lehman of IWR's Hydrologic Engineering Center (HEC) wrote an article with Oliver Wing et al, now published in Nature Climate Change, that describes how expected annual damage (EAD) was computed as a distribution expressing our uncertainty in the EAD estimate for structures in the Nation.
Link to Article
The "New" National Inventory of Dams (NID)'s Redesigned Website Now With Flood Inundation Maps to Download and ‘Share’
The NID is the central repository for information about dams in the U.S. and its territories that meet specific criteria. The website hosting the NID just got ‘make-over’ with new features and easier to use.
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IWR is now Social – Check Out our Page on LinkedIn!
Did you know IWR is now on LinkedIn? We plan on regularly sharing information and updates including publication and software announcements, USACE news, IWR job postings, photos, and more! Please take a moment to visit and follow our page!
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Updated Flood Damage Reduction Analysis Software - HEC-FDA 1.4.3 is Now Available
The U.S. Army Corps of Engineers (USACE) has released an updated version of the Flood Damage Reduction Analysis (HEC-FDA) software developed by the Institute for Water Resources’ (IWR) Hydrologic Engineering Center (CEIWR-HEC).
Link to Article
New Dredging Information System (DIS) Public Site
The new Dredging Information System (DIS) public website is now available. The DIS website will have the latest information regarding upcoming dredging projects, the USACE dredging schedule, and the USACE 5-year schedule.
Link to DIS Website

 

Most Requested

Value to the Nation LinkFlood Risk Management Program LinkRisk Analysis Gateway LinkNational Shoreline Management LinkNDC System Status Link

Silver Jackets

 

Learn More about IWR

Screenshot of the Youtube video: Securing the Nation's Future through Water
(2 page Article, Faircount Media Group 2020/2021)

Watch Securing the Nation's Future through Water, 
an overview of USACE's relationship to the nation's water resources. 

IWR Mission Areas

IWR Centers

IWR Partner Organizations