Locks by Waterway, Lock Usage, Calendar Years 1993-2011
(Updated 17 April 2012)

Locks by Waterway, Locks Unavailability,Calendar Years 1993-2011
(Updated 17 April 2012)

The Key Lock Report provides a monthly summary and year-to-date totals of commodity tonnages and barge traffic for key locks on the inland waterways.

Key Lock Report
2012
2011
2010
2009
Archived Reports 2008-1996

The Key Lock Legend includes a report description, list of locks by waterway, tables for report format, commodity codes, and district and division symbols.

Summary of Lock Statistics

The following reports provide year-to-date summaries and previous year comparisons of vessel traffic, commodity tonnage, tows and barges, delay times, and other statistics for each lock chamber.

NOTE: To view these reports download the free Adobe Acrobat reader

Definition of Terms

General Characteristics of Locks updated April 24, 2012

• River Mile
• Year Open
• Chamber Length
• Chamber Width
• Lift
• Status (e.g. Operational, Seasonal, Caretaker)
• Owner/Operator
• Gate Type (e.g. Miter, Sector)

Comments or Questions Contact: NDC CEIWR-NDC Alexandria, VA 22315 (703) 428-9061