International St. Lawrence River Board of Control
April 2, 2014
Board follows Plan flow
The International St. Lawrence River Board of Control (Board) recently reviewed conditions in the Lake Ontario-St. Lawrence River system and has decided to continue to follow Plan flows. The Board will also continue to permit additional under- or over-discharges that may be necessary to address unforeseen critical conditions in the river.
During the winter months, the Board did deviate from Plan flows to assist in ice management. By February 21, 2014, Lake Ontario level was back to Plan level. However, over-discharges were again made to assist ships in the Port of Montreal, resulting in the Lake Ontario level 3 mm (0.1 in) lower than they would have been under continuous Plan flows. This water is expected to be restored either prior to or during the Ottawa River freshet, which is likely to begin in the coming weeks.
After starting the year slightly above average, Lake Ontario is currently below its normal seasonal rise. Continue Reading →