Publications

Board publications include reports, fact sheets, infographics, and presentations. Contractor reports are documents created on behalf of, or in coordination with, the IJC or its boards. Government reports are documents developed by US or Canadian local/provincial/state/federal government that are of interest to the IJC or board.

Displaying 1 - 47 of 47.

Tri-Board Tribune Spring 2022
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Precis
Welcome to the first edition of the Tri-Board Tribune, a quarterly newsletter designed by the Great Lakes Water Levels Boards of the International Joint Commission to share information and articles related to the entire Great Lakes – St. Lawrence River basin and provide regional updates presented by...
Publication
International Lake Ontario-St. Lawrence River Board

Assessment and public outreach of low water level impacts on fish community and aquatic habitat in Lake St. Lawrence
Date
Precis
This project seeks to address these concerns by conducting a comprehensive scientific review of the life histories and critical habitat of all known fish species inhabiting Lake St. Lawrence (Iroquois Dam to Moses-Saunders Dam). Historically low 2018 water levels in Lake St. Lawrence have prompted...
Publication
International Lake Ontario-St. Lawrence River Board

Appendix to the Progress Reports to the International Joint Commission by the International Lake Ontario - St. Lawrence River Board Covering the periods after January 2017
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The objective of this appendix is to provide the background material that was previously presented in the semi-annual reports of the former International St. Lawrence River Board of Control to the International Joint Commission (IJC). Providing the material in this manner allows the semi-annual...
Publication
International Lake Ontario-St. Lawrence River Board

Observed Conditions & Regulated Outflows in 2017
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This report by the International Lake Ontario - St. Lawrence River Board (the Board) describes the causes of the record high water levels in 2017 on Lake Ontario and the St. Lawrence River, as well as the regulation of outflows by the Board during this event. The Board is appointed by the...
Publication
International Lake Ontario-St. Lawrence River Board

Appendix to Semi-Annual Progress Reports updated March 2016
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Appendix to Semi-Annual Progress Reports to the International Joint Commission by the International St. Lawrence River Board of Control, covering abbreviations, glossary of terms, and background information, updated March 2016.
Publication
International Lake Ontario-St. Lawrence River Board

A Primer on Fresh Water
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This publication presents a number of questions and answers related to fresh water in Canada including the Great Lakes.
Publication
International Lake Ontario-St. Lawrence River Board

Peaking and Ponding Fact Sheet
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This fact sheet describes the differences between the hydropower operations of peaking and ponding and the effect of these operations on water level fluctuations.
Publication
International Lake Ontario-St. Lawrence River Board

Great Lakes Water Level Fact Sheet
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This fact sheet describes short-term and long-term natural factors which cause water levels to fluctuate.
Publication
International Lake Ontario-St. Lawrence River Board

Great Lakes - St. Lawrence River Regulation
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This publication describes the regulation of the Great Lakes and St. Lawrence River including when and why regulation came about, how it works, and its benefits and limitations.
Publication
International Lake Ontario-St. Lawrence River Board

Great Lakes Water Levels Brochure
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This brochure explains the causes and effects of Great Lakes water level fluctuations.
Publication
International Lake Ontario-St. Lawrence River Board

Orders of Approval for Regulation of Lake Ontario
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The 1956 Orders approved the construction and operation of the components of the international hydropower project at Massena, New York and Cornwall, Ontario, which affect water levels and flows in Lake Ontario and the St. Lawrence River. These components include channel enlargements that increased...
Publication
International Lake Ontario-St. Lawrence River Board