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Columbia River levels at Birchbank expected to rise by half a foot

BC Hydro is writing to advise the public of changes to the discharge rates from Arrow Lakes Reservoir that will take place on Saturday, August 8th:







Saturday, August 8th

8:00 a.m.


821 m3/s

68,000 ft3/s

963 m3/s

73,000 ft3/s

9:00 a.m.


963 m3/s

73,000 ft3/s

1,104 m3/s

78,000 ft3/s


When combined with the outflows from the Kootenay River, Columbia River levels at Birchbank are expected to see an increase in water levels of about 0.15 metres (0.5 feet) from the current levels.  Please make safety your top priority when planning activities near the Columbia River.

For up-to-date reservoir elevation and river flow information, please call BC Hydro’s toll-free number at 1-877-924-2444 or visit If you have any questions or concerns, please contact Mary Anne Coules at 250-365-4565.