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Data Profile: Saint Lawrence Seaway Lock Operations Statistics
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Saint Lawrence Seaway Lock Operations Statistics
   Overview
The Saint Lawrence Seaway Development Corporation (SLSDC), a wholly owned government corporation created to construct, operate and maintain the St. Lawrence Seaway between the Port of Montreal and Lake Erie, publishes lock delay statistics in its annual reports. Data are available for the number of hours of lock inoperability by cause and by type of lock malfunction.

Available data series include 1) hours of delay due to high wind, poor visibility, vessel incident, lock malfunction, water level, and civil interference and 2) hours of delay due to specified electrical and mechanical lock malfunctions.

Visit St. Lawrence Seaway Development Corporation annual reports.
   Coverage
The SLSDC annual reports cover the St. Lawrence Seaway between the Port of Montreal and Lake Erie.
   Availability
 
 
First Year1997
Last Year2009
FrequencyAnnual
  • Data are for fiscal years.
 
   Summary Tables
 
   National Transportation Statistics
 
U.S. Waterborne Freight
 
   Related Links
 
Great Lakes and Saint Lawrence Seaway Tonnage and Traffic Reports
Maritime Administration Statistics
 
 
   Data Source and Contacts
 
Data Provider AgencyThe Saint Lawrence Seaway Development Corporation
Data Provider Office
BTS ContactTranStats Customer Support
Phone:(800) 853-1351
Email: answers@dot.gov