Communiqués

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Résultat(s) 1 - 9 sur 9.

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Climatological conditions within the Okanagan/Okanogan and Similkameen River basins varied during 2022, with the greatest impacts related to a cool spring leading to delayed snowmelt and a delayed freshest peak at Osoyoos Lake. While near-normal temperatures prevailed at the start of 2022...
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Communiqué
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Osoyoos Lake Board of Control public meeting: Wednesday, October 26, 2022, 6:30-8 p.m. (PDT) The International Osoyoos Lake Board of Control is holding its annual public meeting at the Oroville High School in Oroville, Washington, at 6:30 p.m. (PDT) on October 26. There also will be an option to...
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Communiqué
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Regulation of Osoyoos Lake by the Zosel Dam has resumed now that Osoyoos Lake levels have returned to within the rule curve. On July 27, the Osoyoos Lake level declined below an elevation of 912 feet (277.97 meters), the upper limit of the rule curve as defined by Condition 7 of the International...
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Communiqué
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The level of Osoyoos Lake reached 913 feet (278.3 meters) on June 23 in response to runoff within the Okanagan/Okanogan and Similkameen basins during the spring freshet (Figure 1). At this elevation of Osoyoos Lake, some beaches along the shoreline are inundated and wind or boat-generated waves may...
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Communiqué
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After slowly declining since late July following a dry summer, Osoyoos Lake level reached the targeted winter operational elevation of between 909.45 to 909.55 feet in early December according to the Washington State Department of Ecology, which owns and operates Zosel Dam. Lake level is anticipated...
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Communiqué
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On November 15th, discharge of the Similkameen River began to increase rapidly. This was due in part to the landfall of a Category 5 atmospheric river causing heavy, sustained rainfall and rising temperatures resulting in additional runoff from snowmelt. A flood warning for the Similkameen River was...
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Communiqué
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Osoyoos Lake level reached the summer target elevation of 911.70 feet in late May, then crested to 911.82 feet (277.923 m) on June 15, below the maximum allowable International Joint Commission (IJC) Order of Approval rule curve of 912.0 feet.
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Communiqué
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In compliance with the terms of the International Joint Commission (IJC) water management Order for Osoyoos Lake implemented by the International Osoyoos Lake Board of Control (http://www.ijc.org/en_/iolbc), the gates at Zosel Dam have been fully open since March 26 to allow for maximum outflow from...
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Communiqué
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The level of Osoyoos Lake has been rising since late April when increasingly warm temperatures began to melt the Okanagan River basin’s deep snowpack, which exceeded 150 percent of normal. Snowmelt has also contributed to high water levels in reservoirs upstream of Osoyoos Lake including Okanagan...
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Communiqué