US Army Corps of Engineers
Institute for Water Resources Website

IWR Publications

IWR Public Library

IWR NEW virtual library reflects our publications, presentations, training materials and more.  It includes those of the Hydrologic Engineering Center (HEC) and the Navigation and Civil Works Decision Support Center (NDC). 

Some highlighted items:

Hydrologic Engineering Center (HEC) Publications

Navigation and Civil Works Decision Support Publications   

Maass-White Collections



Historical Series, Articles and Books   


 Online Manuals and Handbooks


OMB-Approved Planning and Operations Questionnaires (Surveys)

This searchable collection of surveys is managed by IWR to provide a framework for creating and conducting water resource surveys. They provide valuable information to Corps Engineers working on behalf of the public, government, and commerce in a variety of water resource settings.

Publications on Other Sites   

Publications Policies

Historical Publications - UNDER CONSTRUCTION