The final approved Main Report of the Ohio River Basin Comprehensive Reconnaissance Study (ORBCS) and the Ohio River Basin Comprehensive Reconnaissance Report Appendices are now available.  The link below will take the reader to separate “read-only” pdf. files, requiring Adobe Acrobat Reader to open and read the documents.  The Main Report document and Appendices may be reproduced in their original state as needed. The report and appendices files are large, so please be patient during the downloading process.

Any suggestions for improving the content of the main report and/or appendices may be sent to the Corps of Engineers via the “Tell Us Your Issues” red button on the web site. Please fill out the comment form with any suggested changes and submit it. Thank you for your assistance.

The product delivery team would like to thank all of those who provided comments on the basin’s water resources issues and in doing so helped to make the main report and appendices much better documents ……..Thank you.

Click here to download the main report.

Click here to download the appendices.