Queen's Bay:1746.21 feet (532.24 meters) as of May 21 2026 13:21:03
Nelson:1744.43 feet (531.70 meters) as of May 21 2026 13:21:03

View lake levels for the last 31 days

Lake level forecast - May 20, 2026:
Kootenay Lake is forecast to increase to 1747.70 at Queens Bay by May 28, 2026.

Average Daily Kootenay River Discharge at Brilliant for May 20 2026:  60103 cfs (cubic feet per second)

News - Apr 30, 2026:
Start of Spring Rise: FortisBC is advising customers that the Kootenay Lake Board of Control has declared that the spring rise has begun as of 00:00 PDT on April 30, 2026. Please be advised that during this time, Kootenay Lake levels are predominately driven by natural inflows as a result of melting snow pack and precipitation, and are subject to sudden, large increases.

Lake level chart
Updated midnight, May 20

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Kootenay Lake levels

Height measurements for the last 31 days

Date Level (feet)    Level (meters)   
April 20 1744.0     531.57    
April 21 1744.0     531.57    
April 22 1744.2     531.63    
April 23 1744.4     531.69    
April 24 1744.6     531.75    
April 25 1744.7     531.78    
April 26 1744.7     531.78    
April 27 1744.7     531.78    
April 28 1744.7     531.78    
April 29 1744.7     531.78    
April 30 1744.7     531.78    
May 1 1744.7     531.78    
May 2 1744.7     531.78    
May 3 1744.8     531.82    
May 4 1745.0     531.88    
May 5 1745.2     531.94    
May 6 1745.4     532.00    
May 7 1745.6     532.06    
May 8 1745.9     532.15    
May 9 1746.1     532.21    
May 10 1746.3     532.27    
May 11 1746.5     532.33    
May 12 1746.6     532.36    
May 13 1746.7     532.39    
May 14 1746.9     532.46    
May 15 1747.0     532.49    
May 16 1746.9     532.46    
May 17 1746.8     532.42    
May 18 1746.6     532.36    
May 19 1746.5     532.33    
May 20 1746.3     532.27    

Kootenay Lake levels history

Year Minimum Maximum
1973 1739.01 1745.03
1974 1739.50 1754.24
1975 1738.52 1747.52
1976 1739.18 1747.25
1977 1738.73 1743.70
1978 1738.97 1747.57
1979 1738.42 1743.80
1980 1738.11 1748.34
1981 1738.00 1749.58
1982 1738.97 1749.03
1983 1738.78 1748.58
1984 1738.72 1747.54
1985 1738.92 1747.32
1986 1739.53 1748.74
1987 1738.73 1746.34
1988 1738.89 1745.57
1989 1739.00 1746.78
1990 1739.40 1749.50
1991 1739.13 1750.15
1992 1738.96 1745.12
1993 1738.95 1745.91
1994 1739.12 1745.62
1995 1738.63 1749.78
1996 1739.05 1751.88
1997 1739.72 1752.88
1998 1738.47 1749.13
1999 1738.35 1750.14
2000 1738.47 1748.27
2001 1737.90 1745.00
2002 1737.97 1751.30
2003 1738.83 1748.96
2004 1738.85 1746.08
2005 1738.55 1747.27
2006 1739.34 1751.57
2007 1740.34 1750.30
2008 1737.88 1749.59
2009 1738.40 1747.80
2010 1738.61 1748.68
2011 1740.49 1751.71
2012 1739.62 1753.78
2013 1739.18 1749.40
2014 1739.59 1750.37
2015 1740.11 1747.14
2016 1740.31 1748.08
2017 1738.88 1751.13
2018 1739.16 1752.19
2019 1738.58 1746.35
2020 1738.78 1750.09
2021 1738.59 1747.35
2022 1738.60 1751.61
2023 1739.06 1748.54
2024 1739.21 1745.67
2025 1739.61 1746.32

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