Seaway Notices 2020
Seaway Notices address issues specific to a given navigation season, and serve to complement the regulations found in the Seaway Handbook. The notices (which take the form of general Seaway notices applicable to the entire St. Lawrence Seaway, and regional notices which may be applicable to the Montreal / Lake Ontario region or to the Welland Canal) are disseminated via e-mail broadcasts to subscribers.
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Security and the St. Lawrence Seaway
Seaway Notices Archives
Seaway Notices 2019
- #18 - December 10, 2019 - Revised Transit Requirements under High Flow Conditions
- #17 - December 4, 2019 - Closing of the 2019 Navigation Season
- #16 - October 1, 2019 - Maximum Permissible Draft Montreal to Lake Ontario
- #15 - August 28, 2019 - Transit Requirements under High Flow Conditions - Revised (Cancelled 2019/12/10)
- #14 - August 7, 2019 - Safe Exit of a Lock
- #13 - July 15, 2019 - Maximum Permissible Draft – Montreal to Lake Ontario (Cancelled 2019/10/01)
- #12 - June 24, 2019 - Embarking / Disembarking at Seaway Locks
- #11 - June 10, 2019 - Restrictions to Ship Inspections
- #10 - June 4, 2019 - Transit Requirements under High Flow Conditions (Cancelled 2019/08/28)
- #9 - April 3, 2019 - Maximum Allowable Drafts Montreal Lake Ontario Section
- #8 - March 22, 2019 - Notification Requirement for Use of Lines at HFM Locks
- #7 - March 19, 2019 - Reporting Dangerous Cargo
- #6 - March 19, 2019 - Tie-Up Service at Lock Approach Walls
- #5 - March 19, 2019 - Notification Requirement for Use of Lines at HFM Locks (Cancelled 2019/03/22)
- #4 - March 19, 2019 - General Notice
- #3 - March 19, 2019 - Communications
- #2 - March 19, 2019 - Mooring and Casting off In Locks
- #1 - February 21, 2019 - Opening of the 2019 Navigation Season and Maximum Allowable Drafts
Seaway Notices 2018
- #14 - December 27, 2018 - Closing of the 2018 Navigation Season - Revised
- #13 - November 23, 2018 - Closing of the 2018 Navigation Season - Revised (Cancelled 2018/12/27)
- #12 - November 16, 2018 - Closing of the 2018 Navigation Season (Cancelled 2018/11/23)
- #11 - August 17, 2018 - Use of Engines to Proceed to a Vessels Final Mooring Position (FMP)
- #10 - June 29, 2018 - AIS Navigation Status
- #9 - June 25, 2018 - Notification Requirement for Use of Lines at HFM Locks
- #8 - April 3, 2018 - Maximum Allowable Drafts Montreal Lake Ontario Section
- #7 - March 26, 2018 - SLSMC Security Monitoring
- #6 - March 19, 2018 - Tie-Up Service at Lock Approach Walls
- #5 - March 19, 2018 - Notification Requirement for Use of Lines at HFM Locks (Cancelled 2018/06/25)
- #4 - March 19, 2018 - General Notice
- #3 - March 19, 2018 - Communications
- #2 - March 19, 2018 - Mooring and Casting off In Locks
- #1 - February 20, 2018 - Opening of the 2018 Navigation Season and Maximum Allowable Drafts
Seaway Notices 2017
- #28 - January 12, 2018 - Closure of the 2017 Navigation Season
- #27 - December 29, 2017 - Closing of Navigation 2017 - Changes in Special Agreement Date and Closing Date for the Welland Canal
- #26 - November 21, 2017 - Closing of the 2017 Navigation Season
- #25 - September 21, 2017 - SLSMC Security Monitoring
- #24 - September 15, 2017 - Transit Requirements under High Flow Conditions - Cancelled
- #23 - August 24, 2017 - Decreased Outflows – Montreal Lake Ontario Section
- #22 - August 23, 2017 - Critical Areas during High Flows - Revised
- #21 - August 11, 2017 - Maximum Permissible Draft Montreal to Lake Ontario
- #20 - August 11, 2017 - Tug No Longer Available for Assistance at Iroquois Lock
- #19 - August 8, 2017 - Decreased Outflow Montreal Lake Ontario Section (Cancelled 2017/08/24)
- #18 - July 24, 2017 - Tug Available for Assistance at Iroquois Lock - Revised (Cancelled 2017/08/11)
- #17 - June 27, 2017 - Maximum Permissible Draft Montreal to Lake Ontario (Cancelled 2017/08/11)
- #16 - June 23, 2017 - Removal of Restrictions to Ship Inspections
- #15 - June 14, 2017 - Tug Available for Assistance at Iroquois Lock (Cancelled 2017/07/24)
- #14 - June 13, 2017 - Transit Requirements under High Flow Conditions (Cancelled 2017/09/15)
- #13 - June 13, 2017 - Restrictions to Ship Inspections (Cancelled 2017/06/23)
- #12 - June 13, 2017 - Increased Outflows Montreal Lake Ontario Section (Cancelled 2017/08/11)
- #11 - June 13, 2017 - Critical Areas during High Flows (Cancelled 2017/08/23)
- #10 - May 19, 2017 - Increased Flows – Montreal Lake Ontario Section (Revised) (Cancelled 2017/06/13)
- #9 - May 16, 2017 - Increased Flows – Montreal Lake Ontario Section (Cancelled 2017/05/19)
- #8 - March 10, 2017 - Maximum Allowable Drafts Montreal Lake Ontario Section
- #7 - March 10, 2017 - Reminder - Draft Information System (DIS) Correction
- #6 - March 10, 2017 - Tie-Up Service at Lock Approach Walls
- #5 - March 10, 2017 - Notification Requirement for Use of Lines at HFM Locks
- #4 - March 10, 2017 - General Notice
- #3 - March 10, 2017 - Communications
- #2 - March 10, 2017 - Mooring and Casting off In Locks
- #1 - February 17, 2017 - Opening of the 2017 Navigation Season and Maximum Allowable Drafts
Seaway Notices 2016
- #11 - November 18, 2016 - Closing of the 2016 Navigation Season
- #10 - November 9, 2016 - Draft Information System (DIS) Correction
- #9 - October 14, 2016 - Maximum Permissible Draft – Montreal to Lake Ontario and Welland Canal
- #8 - June 23, 2016 - Tie-Up Service at Lock Approach Walls
- #7 - March 17, 2016 - Maximum Allowable Drafts Montreal Lake Ontario Section
- #6 - March 10, 2016 - Vessels’ Transits with Draft Information System (DIS)
- #5 - March 10, 2016 - Notification Requirement for Use of Wires at HFM Locks
- #4 - March 10, 2016 - General Notice
- #3 - March 10, 2016 - Communications
- #2 - March 10, 2016 - Mooring and Casting off In Locks
- #1 - February 12, 2016 - Opening of the 2016 Navigation Season and Maximum Allowable Drafts
Seaway Notices 2015
- #1 - February 18, 2015 - Opening of the 2015 Navigation Season and Maximum Allowable Drafts - (Cancelled 2015/03/05)
- #2 - March 5, 2015 - Revised Opening Date of the 2015 Navigation Season and Maximum Allowable Drafts
- #3 - March 13, 2015 - Transit Restrictions at Opening (Draft and Power to Length Ratio) - (Cancelled 2015/04/10)
- #4 - March 13, 2015 - Mooring and Casting off In Locks
- #5 - March 13, 2015 - Communications
- #6 - March 13, 2015 - General Notice
- #7 - March 13, 2015 - Testing the Use of Soft Lines for Mooring in Locks for Ships not Greater than 200 Meters in Overall Length
- #8 - March 13, 2015 - Tie-Up Service at Lock Approach Walls
- #9 - April 9, 2015 - Maximum Allowable Drafts Montreal Lake Ontario Section
- #10 - April 10, 2015 - Transit Restrictions at Opening (Draft and Power to Length Ratio)
- #11 - April 10, 2015 - Pilot Exchange on Vessels from the Inland Fleet
- #12 - November 16, 2015 - Closing of the 2015 Navigation Season
- #13 - December 15, 2015 - Mooring Line Safety
Seaway Notices 2014
- #1 - February 21, 2014 - Opening of the 2014 Navigation Season and Maximum Allowable Drafts
- #2 - March 10, 2014 - Transit Restrictions at Opening (Draft and Power to Length Ratio) - (Cancelled 2014/04/14)
- #3 - March 11, 2014 - Mooring and Casting off In Locks
- #4 - March 11, 2014 - Communications
- #5 - March 11, 2014 - General Notice
- #6 - March 11, 2014 - Testing the Use of Soft Lines for Mooring in Locks for Ships not Greater than 200 Meters in Overall Length
- #7 - March 11, 2014 - Tie-Up Service at Lock Approach Walls
- #8 - March 17, 2014 - Opening of the 2014 Navigation Season and Maximum Allowable Drafts - Revised for Montreal / Lake Ontario Section
- #9 - April 14, 2014 - Maximum Allowable Drafts – Montreal Lake Ontario Section
- #10 - April 14, 2014 - Transit Restrictions at Opening (Draft and Power to Length Ratio)
- #11 - November 19, 2014 - Closing of the 2014 Navigation Season
- #12 - December 29, 2014 - Closing of Navigation 2014 - Changes in Special Agreement Date for the Montreal-Lake Ontario Section
Seaway Notices 2013
- #1 - February 15, 2013 - Opening of the 2013 Navigation Season and Maximum Allowable Drafts
- #2 - March 11, 2013 - Tie-Up Service at Lock Approach Walls
- #3 - March 11, 2013 - Communications
- #4 - March 11, 2013 - Mooring and Casting off In Locks
- #5 - March 11, 2013 - General Notice
- #6 - March 11, 2013 - Testing the Use of Soft Lines for Mooring in Locks for Ships not Greater than 200 Meters in Overall Length
- #7 - March 18, 2013 - Maximum Allowable Drafts Montreal Lake Ontario Section
- #8 - March 19, 2013 - Vessels Transits with Draft Information System
- #9 - November 15, 2013 - Closing of the 2013 Navigation Season
- #10 - December 16, 2013 - Maximum Permissible Draft Montreal to Lake Ontario and Welland Canal
- #11 - December 23, 2013 - Closing of Navigation 2013 - Change in Special Agreement Date for the Montreal-Lake Ontario Section
Seaway Notices 2012
- #1 - February 15, 2012 - Opening of the 2012 Navigation Season and Maximum Allowable Drafts
- #2 - March 8, 2012 - Maximum Allowable Drafts Montreal Lake Ontario Section
- #3 - March 12, 2012 - Tie-Up Service at Lock Approach Walls
- #4 - March 12, 2012 - Communications
- #5 - March 12, 2012 - Mooring and Casting off In Locks
- #6 - March 12, 2012 - Pre Entry Notice of Arrival Required from Foreign Flagged Vessels
- #7 - March 12, 2012 - General Notice
- #8 - March 12, 2012 - Speed Limits on Lake St. Louis
- #9 - May 8, 2012 - Vessels Transits with Draft Information System
- #10 - June 19, 2012 - Maximum Permissible Draft Montreal to Lake Ontario
- #11 - October 4, 2012 - Hot Work Requirements
- #12 - November 15, 2012 - Closing of the 2012 Navigation Season
- #13 - November 30, 2012 - Maximum Permissible Draft Montreal to Lake Ontario and Welland Canal
- #14 - December 7, 2012 - Maximum Permissible Draft Montreal to Lake Ontario and Welland Canal
- #15 - December 14, 2012 - Maximum Permissible Draft Montreal to Lake Ontario and Welland Canal
- #16 - December 20, 2012 - Maximum Permissible Draft Welland Canal
Seaway Notices 2011
- #1 - February 16, 2011 - Opening of the 2011 Navigation Season and Maximum Allowable Drafts
- #2 - March 11, 2011 - Tie-Up Service at Lock Approach Walls
- #3 - March 11, 2011 - Communications
- #4 - March 11, 2011 - Mooring and Casting off In Locks
- #5 - March 11, 2011 - Pre Entry Notice of Arrival Required from Foreign Flagged Vessels
- #6 - March 11, 2011 - General Notice
- #7 - March 22, 2011 - Maximum Allowable Drafts Montreal Lake Ontario Section
- #8 - November 16, 2011 - Closing of the 2011 Navigation Season
Seaway Notices 2010
- #1 - February 16, 2010 - Opening of the 2010 Navigation Season and Maximum Allowable Drafts
- #2 - March 11, 2010 - Maximum Allowable Drafts ( Montreal Lake Ontario Section)
- #3 - March 11, 2010 - Tie-Up Service at Lock Approach Walls
- #4 - March 11, 2010 - Communications
- #5 - March 11, 2010 - Mooring and Casting off In Locks
- #6 - March 11, 2010 - 96-Hour Pre-Entry Notification Required from Foreign Flagged Vessels
- #7 - March 11, 2010 - Survey of Shipmasters
- #8 - March 18, 2010 - General Notice
- #9 - April 30, 2010 - Maximum Permissible Draft Montreal to Lake Ontario
- #10 - July 23, 2010 - Maximum Permissible Draft Montreal to Lake Ontario
- #11 - October 5, 2010 - AIS Water Level Data Transmission
- #12 - November 16, 2010 - Closing of the 2010 Navigation Season
Seaway Notices 2009
- #1 - February 17, 2009 - Opening of the 2009 Navigation Season and Maximum Allowable Drafts
- #2 - March 4, 2009 - General Notice
- #3 - March 4, 2009 - Tie-Up Service at Lock Approach Walls
- #4 - March 4, 2009 - Communications
- #5 - March 4, 2009 - Mooring and Casting off In Locks
- #6 - March 4, 2009 - 96-Hour Pre-Entry Notification Required from Foreign Flagged Vessels
- #7 - March 27, 2009 - Maximum Allowable Drafts - Montreal Lake Ontario Section
- #8 - November 16, 2009 - Closing of the 2009 Navigation Season
Seaway Notices 2008
- #1 - February 21, 2008 - Opening of the 2008 Navigation Season and Maximum Allowable Drafts
- #2 - March 7, 2008 - General Notice
- #3 - March 7, 2008 - Tie-Up Service at Lock Approach Walls
- #4 - March 7, 2008 - Communications
- #5 - March 7, 2008 - Mooring and Casting off In Locks
- #6 - March 11, 2008 - 96-Hour Pre-Entry Notification Required from Foreign Flagged Vessels
- #7 - April 3, 2008 - Maximum Allowable Drafts - Montreal Lake Ontario Section
- #8 - November 14, 2008 - Closing of the 2008 Navigation Season
Seaway Notices 2007
- #1 - February 20, 2007 - Opening of the 2007 Navigation Season and Maximum Allowable Drafts
- #2 - March 16, 2007 - General Notice
- #3 - March 16, 2007 - Pre Entry Information Required from Foreign Flag Vessels
- #4 - March 16, 2007 - Tie-Up Service at Lock Approach Walls
- #5 - March 16, 2007 - Communications
- #6 - March 16, 2007 - Mooring and Casting off In Locks
- #7 - March 30, 2007 - Maximum Allowable Drafts — Montreal Lake Ontario Section
- #8 - August 24, 2007 - Maximum Permissible Draft — Montreal to Lake Ontario
- #9 - November 15, 2007 - Closing of the 2007 Navigation Season
Seaway Notices 2006
- #1 - February 21, 2006 - Opening of the 2006 Navigation Season and Maximum Allowable Drafts
- #2 - March 17, 2006 - General Notice
- #3 - March 17, 2006 - Pre Entry Required Information from Foreign Flag Vessels
- #4 - March 17, 2006 - Tie-Up Service at Lock Approach Walls
- #5 - March 17, 2006 - Communications
- #6 - March 17, 2006 - Mooring and Casting Off in Locks
- #7 - March 24, 2006 - Maximum Allowable Drafts — Montreal Lake Ontario Section
- #8 - July 6, 2006 - Maximum Permissible Draft Trials (80.8 dm)
- #9 - September 22, 2006 - Maximum permissible draft (80.8 dm)
- #10 - November 14, 2006 - Closing of the 2006 Navigation Season
Seaway Notices 2005
- #1 - February 22, 2005 - Opening of the 2005 Navigation Season and Maximum Allowable Drafts
- #2 - March 23, 2005 - General Notice
- #3 - March 23, 2005 - Pre Entry Information Required from Foreign Flag Vessels
- #4 - March 23, 2005 - Tie-Up Service at Lock Approach Walls
- #5 - March 23, 2005 - Communications
- #6 - March 23, 2005 - Mooring and Casting Off in Locks
- #7 - April 6, 2005 - Maximum Allowable Drafts - Montreal Lake Ontario Section
- #8 - November 16, 2005 - Closing of the 2005 Navigation Season
Seaway Notices 2004
- #1 - February 18, 2004 - Opening of the 2004 Navigation Season
- #2 - February 27, 2004 - Allowable Draft - 2004 Navigation Season
- #3 - March 19, 2004 - General Notice
- #4 - March 19, 2004 - Pre Entry Information Required from Foreign Flag Vessels
- #5 - March 19, 2004 - Tie-Up Service at Lock Approach Walls
- #6 - March 19, 2004 - Communications
- #7 - March 19, 2004 - Mooring and Casting Off in Locks
- #8 - March 22, 2004 - Correction to Seaway Notice No. 2 - 2004 Allowable Draft
- #9 - May 4, 2004 - Mooring Wire Eye Splices
- #10 - May 21, 2004 - Allowable Draft Montreal to Lake Ontario Section - 2004 Navigation Season
- #11 - July 15, 2004 - Speed Monitoring South Shore Canal and Welland Canal Vessels in Excess of 80.0 dm
- #12 - August 11, 2004 - Reporting Dangerous Cargo
- #13 - November 17, 2004 - Closing of the 2004 Navigation Season
Seaway Notices 2003
- #1 - December 23, 2002 - Automatic Identification System (AIS)
- #2 - March 6, 2003 - Opening of the 2003 Navigation Season
- #3 - March 6, 2003 - Automatic Identification System (AIS)
- #4 - March 21, 2003 - General Notice
- #5 - March 21, 2003 - Mooring and Casting Off in Locks
- #6 - March 21, 2003 - Reporting Dangerous Cargo
- #7 - March 21, 2003 - Pre Entry Information Required from foreign Flag Vessels
- #8 - March 21, 2003 - Tie Up Service at Lock Approach Walls
- #9 - March 21, 2003 - Water Ballast Management
- #10 - March 21, 2003 - Communications
- #11 - June 27, 2003 - Automatic Identification System (AIS)
- #12 - June 27, 2003 - Fire Plans
- #13 - October 6, 2003 - Closing of the 2005 Navigation Season
- #14 - October 1, 2003 - Minimum Manning and Stern Anchor Requirements for all Ships including ITB/ATB and Pusher Barges in Seaway Waters
- #15 - November 25, 2003 - Closing of the 2005 Navigation Season
- #16 - December 8, 2003 - Closing of the 2005 Navigation Season
Seaway Notices 2002
- #1 - February 20, 2002 - Opening of the 2002 Navigation Season
- #2 - March 22, 2002 - General Notice
- #3 - March 22, 2002 - Reporting Dangerous Cargo
- #4 - March 22, 2002 - Pre Entry Information Required from foreign Flag Vessels
- #5 - March 22, 2002 - Tie Up Service at Lock Approach Walls
- #6 - March 22, 2002 - Water Ballast Management
- #7 - April 18, 2002 - Communications
- #8 - July 26, 2002 - Condition and Handling of Mooring Wires
- #9 - August 14, 2002 - Closing of the 2002 Navigation Season
- #10 - August 14, 2002 - Opening of the 2003 Navigation Season
- #11 - November 6, 2002 - Closing of the 2002 Navigation Season
Seaway Notices 2001
- #1 - February 23, 2001 - Opening of the 2001 Navigation Season
- #2 - March 28, 2001 - General Notice
- #3 - March 28, 2001 - Reporting Dangerous Cargo
- #4 - March 28, 2001 - Pre Entry Information Required from Foreign Flag Vessels
- #5 - March 28, 2001 - Tie Up Service at Lock Approach Walls
- #6 - August 30, 2001 - Closing of the 2001 Navigation Season
- #7 - August 28, 2001 - 2002 Navigation Season Opening
- #8 - September 18, 2001 - Ship Inspection Fees and Tie-Up Service at Lock Approach Walls
- Reminder - September 19, 2001- Seaway Notice No. 4
- #9 - November 05, 2001 - Closing of the 2001 Navigation Season
- #10 - November 21, 2001 - Amendment to Seaway Notice No. 4