Country: Canada
United StatesCanadaUnited Kingdom

Reesor Reservoir water level history

Daily records since 1962 · Level today: 1,226.405 m

Highest on record
1,226.720 m
Jun 18, 2010
Lowest on record
1,223.760 m
Sep 8, 2008
Today
1,226.405 m
Oct 23, 2026
Years of data
64
since 1962

In short

On average the lake is lowest in November (1,226.054 m) and highest in June (1,226.293 m).

Reesor Reservoir level, all years

Loading chart…

Measured Normal range for the date (middle 50% of past years)

Each year's lowest and highest level

1,223.61,224.41,225.21,226.11,226.91962197019781986199420022010201820261962: lowest 1,225.97 m (1962-09-30), highest 1,226.41 m (1962-05-29), average 1,226.14 m, 11 days measured1963: lowest 1,225.72 m (1963-10-25), highest 1,226.54 m (1963-04-06), average 1,226.14 m, 45 days measured1964: lowest 1,225.72 m (1964-02-26), highest 1,226.39 m (1964-06-05), average 1,226.05 m, 39 days measured1965: lowest 1,225.91 m (1965-07-31), highest 1,226.26 m (1965-06-01), average 1,226.06 m, 40 days measured1966: lowest 1,224.62 m (1966-03-25), highest 1,226.00 m (1966-02-26), average 1,225.75 m, 39 days measured1967: lowest 1,225.60 m (1967-02-26), highest 1,226.27 m (1967-06-23), average 1,225.77 m, 39 days measured1968: lowest 1,225.53 m (1968-05-03), highest 1,226.06 m (1968-10-08), average 1,225.82 m, 42 days measured1969: lowest 1,225.65 m (1969-05-29), highest 1,226.13 m (1969-10-31), average 1,225.83 m, 38 days measured1970: lowest 1,224.99 m (1970-02-25), highest 1,226.27 m (1970-06-15), average 1,225.82 m, 51 days measured1971: lowest 1,225.60 m (1971-02-26), highest 1,226.11 m (1971-05-12), average 1,225.93 m, 40 days measured1972: lowest 1,225.75 m (1972-02-26), highest 1,225.94 m (1972-06-27), average 1,225.84 m, 42 days measured1973: lowest 1,225.72 m (1973-09-17), highest 1,226.14 m (1973-03-29), average 1,225.87 m, 41 days measured1974: lowest 1,225.67 m (1974-09-18), highest 1,226.52 m (1974-04-08), average 1,226.01 m, 40 days measured1975: lowest 1,225.53 m (1975-02-16), highest 1,226.15 m (1975-06-08), average 1,225.81 m, 41 days measured1976: lowest 1,225.77 m (1976-10-08), highest 1,226.00 m (1976-02-26), average 1,225.88 m, 45 days measured1977: lowest 1,225.65 m (1977-10-06), highest 1,226.61 m (1977-02-22), average 1,225.93 m, 49 days measured1978: lowest 1,225.69 m (1978-10-31), highest 1,226.12 m (1978-06-26), average 1,225.93 m, 43 days measured1979: lowest 1,223.99 m (1979-02-14), highest 1,226.12 m (1979-05-03), average 1,225.40 m, 50 days measured1980: lowest 1,225.33 m (1980-04-15), highest 1,226.06 m (1980-10-31), average 1,225.72 m, 44 days measured1981: lowest 1,225.72 m (1981-09-28), highest 1,226.06 m (1981-07-19), average 1,225.91 m, 42 days measured1982: lowest 1,225.91 m (1982-02-22), highest 1,226.44 m (1982-10-05), average 1,226.16 m, 43 days measured1983: lowest 1,226.26 m (1983-08-29), highest 1,226.43 m (1983-03-08), average 1,226.33 m, 43 days measured1984: lowest 1,226.04 m (1984-09-28), highest 1,226.35 m (1984-02-16), average 1,226.23 m, 44 days measured1985: lowest 1,225.99 m (1985-08-19), highest 1,226.36 m (1985-10-18), average 1,226.21 m, 60 days measured1986: lowest 1,226.21 m (1986-10-31), highest 1,226.57 m (1986-09-25), average 1,226.35 m, 60 days measured1987: lowest 1,226.14 m (1987-05-11), highest 1,226.50 m (1987-10-27), average 1,226.28 m, 49 days measured1988: lowest 1,226.16 m (1988-08-29), highest 1,226.40 m (1988-05-17), average 1,226.28 m, 45 days measured1989: lowest 1,226.27 m (1989-03-28), highest 1,226.55 m (1989-09-30), average 1,226.41 m, 48 days measured1990: lowest 1,226.14 m (1990-03-26), highest 1,226.56 m (1990-06-27), average 1,226.39 m, 55 days measured1991: lowest 1,226.27 m (1991-02-11), highest 1,226.49 m (1991-07-18), average 1,226.40 m, 47 days measured1992: lowest 1,226.24 m (1992-03-31), highest 1,226.55 m (1992-07-27), average 1,226.40 m, 49 days measured1993: lowest 1,226.37 m (1993-02-22), highest 1,226.58 m (1993-07-19), average 1,226.48 m, 44 days measured1994: lowest 1,226.46 m (1994-05-19), highest 1,226.62 m (1994-06-28), average 1,226.53 m, 40 days measured1995: lowest 1,226.28 m (1995-08-19), highest 1,226.51 m (1995-10-31), average 1,226.38 m, 39 days measured1996: lowest 1,226.17 m (1996-09-11), highest 1,226.59 m (1996-03-31), average 1,226.45 m, 40 days measured1997: lowest 1,226.22 m (1997-11-06), highest 1,226.56 m (1997-06-11), average 1,226.40 m, 36 days measured1998: lowest 1,226.10 m (1998-02-22), highest 1,226.62 m (1998-07-14), average 1,226.35 m, 41 days measured1999: lowest 1,226.43 m (1999-04-08), highest 1,226.62 m (1999-05-15), average 1,226.52 m, 261 days measured2000: lowest 1,226.18 m (2000-10-27), highest 1,226.61 m (2000-06-15), average 1,226.41 m, 254 days measured2001: lowest 1,225.72 m (2001-10-21), highest 1,226.14 m (2001-06-06), average 1,225.99 m, 254 days measured2002: lowest 1,225.60 m (2002-02-12), highest 1,226.40 m (2002-06-19), average 1,226.01 m, 269 days measured2003: lowest 1,226.00 m (2003-09-05), highest 1,226.32 m (2003-06-24), average 1,226.15 m, 259 days measured2004: lowest 1,226.28 m (2004-02-24), highest 1,226.61 m (2004-06-07), average 1,226.45 m, 254 days measured2005: lowest 1,226.17 m (2005-10-26), highest 1,226.56 m (2005-06-17), average 1,226.38 m, 253 days measured2006: lowest 1,225.76 m (2006-09-12), highest 1,226.20 m (2006-05-23), average 1,226.04 m, 253 days measured2007: lowest 1,226.29 m (2007-09-17), highest 1,226.64 m (2007-05-30), average 1,226.47 m, 258 days measured2008: lowest 1,223.76 m (2008-09-08), highest 1,226.42 m (2008-06-13), average 1,225.62 m, 253 days measured2009: lowest 1,223.82 m (2009-02-23), highest 1,225.34 m (2009-10-28), average 1,224.62 m, 254 days measured2010: lowest 1,225.67 m (2010-02-19), highest 1,226.72 m (2010-06-18), average 1,226.31 m, 252 days measured2011: lowest 1,226.10 m (2011-10-27), highest 1,226.54 m (2011-06-04), average 1,226.37 m, 245 days measured2012: lowest 1,226.11 m (2012-03-01), highest 1,226.56 m (2012-06-19), average 1,226.37 m, 245 days measured2013: lowest 1,226.24 m (2013-10-06), highest 1,226.48 m (2013-06-03), average 1,226.39 m, 245 days measured2014: lowest 1,226.38 m (2014-03-01), highest 1,226.60 m (2014-08-11), average 1,226.47 m, 245 days measured2015: lowest 1,226.15 m (2015-09-03), highest 1,226.53 m (2015-04-05), average 1,226.33 m, 245 days measured2016: lowest 1,226.26 m (2016-04-11), highest 1,226.57 m (2016-06-24), average 1,226.39 m, 253 days measured2017: lowest 1,226.08 m (2017-09-28), highest 1,226.52 m (2017-03-16), average 1,226.33 m, 254 days measured2018: lowest 1,225.91 m (2018-11-01), highest 1,226.43 m (2018-05-22), average 1,226.16 m, 255 days measured2019: lowest 1,225.91 m (2019-03-12), highest 1,226.47 m (2019-06-27), average 1,226.24 m, 252 days measured2020: lowest 1,226.04 m (2020-10-08), highest 1,226.44 m (2020-03-29), average 1,226.30 m, 251 days measured2021: lowest 1,225.63 m (2021-10-28), highest 1,226.20 m (2021-05-26), average 1,225.97 m, 250 days measured2022: lowest 1,225.63 m (2022-02-15), highest 1,226.04 m (2022-07-10), average 1,225.81 m, 259 days measured2023: lowest 1,226.16 m (2023-09-27), highest 1,226.59 m (2023-02-21), average 1,226.37 m, 254 days measured2024: lowest 1,226.09 m (2024-11-02), highest 1,226.62 m (2024-05-08), average 1,226.32 m, 261 days measured2025: lowest 1,226.40 m (2025-10-10), highest 1,226.54 m (2025-04-13), average 1,226.47 m, 254 days measured2026: lowest 1,226.40 m (2026-10-10), highest 1,226.41 m (2026-09-23), average 1,226.40 m, 30 days measured
1,223.61,224.41,225.21,226.11,226.9196219781994201020261962: lowest 1,225.97 m (1962-09-30), highest 1,226.41 m (1962-05-29), average 1,226.14 m, 11 days measured1963: lowest 1,225.72 m (1963-10-25), highest 1,226.54 m (1963-04-06), average 1,226.14 m, 45 days measured1964: lowest 1,225.72 m (1964-02-26), highest 1,226.39 m (1964-06-05), average 1,226.05 m, 39 days measured1965: lowest 1,225.91 m (1965-07-31), highest 1,226.26 m (1965-06-01), average 1,226.06 m, 40 days measured1966: lowest 1,224.62 m (1966-03-25), highest 1,226.00 m (1966-02-26), average 1,225.75 m, 39 days measured1967: lowest 1,225.60 m (1967-02-26), highest 1,226.27 m (1967-06-23), average 1,225.77 m, 39 days measured1968: lowest 1,225.53 m (1968-05-03), highest 1,226.06 m (1968-10-08), average 1,225.82 m, 42 days measured1969: lowest 1,225.65 m (1969-05-29), highest 1,226.13 m (1969-10-31), average 1,225.83 m, 38 days measured1970: lowest 1,224.99 m (1970-02-25), highest 1,226.27 m (1970-06-15), average 1,225.82 m, 51 days measured1971: lowest 1,225.60 m (1971-02-26), highest 1,226.11 m (1971-05-12), average 1,225.93 m, 40 days measured1972: lowest 1,225.75 m (1972-02-26), highest 1,225.94 m (1972-06-27), average 1,225.84 m, 42 days measured1973: lowest 1,225.72 m (1973-09-17), highest 1,226.14 m (1973-03-29), average 1,225.87 m, 41 days measured1974: lowest 1,225.67 m (1974-09-18), highest 1,226.52 m (1974-04-08), average 1,226.01 m, 40 days measured1975: lowest 1,225.53 m (1975-02-16), highest 1,226.15 m (1975-06-08), average 1,225.81 m, 41 days measured1976: lowest 1,225.77 m (1976-10-08), highest 1,226.00 m (1976-02-26), average 1,225.88 m, 45 days measured1977: lowest 1,225.65 m (1977-10-06), highest 1,226.61 m (1977-02-22), average 1,225.93 m, 49 days measured1978: lowest 1,225.69 m (1978-10-31), highest 1,226.12 m (1978-06-26), average 1,225.93 m, 43 days measured1979: lowest 1,223.99 m (1979-02-14), highest 1,226.12 m (1979-05-03), average 1,225.40 m, 50 days measured1980: lowest 1,225.33 m (1980-04-15), highest 1,226.06 m (1980-10-31), average 1,225.72 m, 44 days measured1981: lowest 1,225.72 m (1981-09-28), highest 1,226.06 m (1981-07-19), average 1,225.91 m, 42 days measured1982: lowest 1,225.91 m (1982-02-22), highest 1,226.44 m (1982-10-05), average 1,226.16 m, 43 days measured1983: lowest 1,226.26 m (1983-08-29), highest 1,226.43 m (1983-03-08), average 1,226.33 m, 43 days measured1984: lowest 1,226.04 m (1984-09-28), highest 1,226.35 m (1984-02-16), average 1,226.23 m, 44 days measured1985: lowest 1,225.99 m (1985-08-19), highest 1,226.36 m (1985-10-18), average 1,226.21 m, 60 days measured1986: lowest 1,226.21 m (1986-10-31), highest 1,226.57 m (1986-09-25), average 1,226.35 m, 60 days measured1987: lowest 1,226.14 m (1987-05-11), highest 1,226.50 m (1987-10-27), average 1,226.28 m, 49 days measured1988: lowest 1,226.16 m (1988-08-29), highest 1,226.40 m (1988-05-17), average 1,226.28 m, 45 days measured1989: lowest 1,226.27 m (1989-03-28), highest 1,226.55 m (1989-09-30), average 1,226.41 m, 48 days measured1990: lowest 1,226.14 m (1990-03-26), highest 1,226.56 m (1990-06-27), average 1,226.39 m, 55 days measured1991: lowest 1,226.27 m (1991-02-11), highest 1,226.49 m (1991-07-18), average 1,226.40 m, 47 days measured1992: lowest 1,226.24 m (1992-03-31), highest 1,226.55 m (1992-07-27), average 1,226.40 m, 49 days measured1993: lowest 1,226.37 m (1993-02-22), highest 1,226.58 m (1993-07-19), average 1,226.48 m, 44 days measured1994: lowest 1,226.46 m (1994-05-19), highest 1,226.62 m (1994-06-28), average 1,226.53 m, 40 days measured1995: lowest 1,226.28 m (1995-08-19), highest 1,226.51 m (1995-10-31), average 1,226.38 m, 39 days measured1996: lowest 1,226.17 m (1996-09-11), highest 1,226.59 m (1996-03-31), average 1,226.45 m, 40 days measured1997: lowest 1,226.22 m (1997-11-06), highest 1,226.56 m (1997-06-11), average 1,226.40 m, 36 days measured1998: lowest 1,226.10 m (1998-02-22), highest 1,226.62 m (1998-07-14), average 1,226.35 m, 41 days measured1999: lowest 1,226.43 m (1999-04-08), highest 1,226.62 m (1999-05-15), average 1,226.52 m, 261 days measured2000: lowest 1,226.18 m (2000-10-27), highest 1,226.61 m (2000-06-15), average 1,226.41 m, 254 days measured2001: lowest 1,225.72 m (2001-10-21), highest 1,226.14 m (2001-06-06), average 1,225.99 m, 254 days measured2002: lowest 1,225.60 m (2002-02-12), highest 1,226.40 m (2002-06-19), average 1,226.01 m, 269 days measured2003: lowest 1,226.00 m (2003-09-05), highest 1,226.32 m (2003-06-24), average 1,226.15 m, 259 days measured2004: lowest 1,226.28 m (2004-02-24), highest 1,226.61 m (2004-06-07), average 1,226.45 m, 254 days measured2005: lowest 1,226.17 m (2005-10-26), highest 1,226.56 m (2005-06-17), average 1,226.38 m, 253 days measured2006: lowest 1,225.76 m (2006-09-12), highest 1,226.20 m (2006-05-23), average 1,226.04 m, 253 days measured2007: lowest 1,226.29 m (2007-09-17), highest 1,226.64 m (2007-05-30), average 1,226.47 m, 258 days measured2008: lowest 1,223.76 m (2008-09-08), highest 1,226.42 m (2008-06-13), average 1,225.62 m, 253 days measured2009: lowest 1,223.82 m (2009-02-23), highest 1,225.34 m (2009-10-28), average 1,224.62 m, 254 days measured2010: lowest 1,225.67 m (2010-02-19), highest 1,226.72 m (2010-06-18), average 1,226.31 m, 252 days measured2011: lowest 1,226.10 m (2011-10-27), highest 1,226.54 m (2011-06-04), average 1,226.37 m, 245 days measured2012: lowest 1,226.11 m (2012-03-01), highest 1,226.56 m (2012-06-19), average 1,226.37 m, 245 days measured2013: lowest 1,226.24 m (2013-10-06), highest 1,226.48 m (2013-06-03), average 1,226.39 m, 245 days measured2014: lowest 1,226.38 m (2014-03-01), highest 1,226.60 m (2014-08-11), average 1,226.47 m, 245 days measured2015: lowest 1,226.15 m (2015-09-03), highest 1,226.53 m (2015-04-05), average 1,226.33 m, 245 days measured2016: lowest 1,226.26 m (2016-04-11), highest 1,226.57 m (2016-06-24), average 1,226.39 m, 253 days measured2017: lowest 1,226.08 m (2017-09-28), highest 1,226.52 m (2017-03-16), average 1,226.33 m, 254 days measured2018: lowest 1,225.91 m (2018-11-01), highest 1,226.43 m (2018-05-22), average 1,226.16 m, 255 days measured2019: lowest 1,225.91 m (2019-03-12), highest 1,226.47 m (2019-06-27), average 1,226.24 m, 252 days measured2020: lowest 1,226.04 m (2020-10-08), highest 1,226.44 m (2020-03-29), average 1,226.30 m, 251 days measured2021: lowest 1,225.63 m (2021-10-28), highest 1,226.20 m (2021-05-26), average 1,225.97 m, 250 days measured2022: lowest 1,225.63 m (2022-02-15), highest 1,226.04 m (2022-07-10), average 1,225.81 m, 259 days measured2023: lowest 1,226.16 m (2023-09-27), highest 1,226.59 m (2023-02-21), average 1,226.37 m, 254 days measured2024: lowest 1,226.09 m (2024-11-02), highest 1,226.62 m (2024-05-08), average 1,226.32 m, 261 days measured2025: lowest 1,226.40 m (2025-10-10), highest 1,226.54 m (2025-04-13), average 1,226.47 m, 254 days measured2026: lowest 1,226.40 m (2026-10-10), highest 1,226.41 m (2026-09-23), average 1,226.40 m, 30 days measured
Lowest to highest that yearYear average2026 so far

One bar per year from the lowest to the highest daily level, with the year's average. Years with no bar have no daily record in the agency archive.

Yearly highs and lows

YearAverageLowLow dateHighHigh date
2026 (30 days)1,226.4051,226.396Oct 101,226.413Sep 23
2025 (254 days)1,226.4731,226.400Oct 101,226.540Apr 13
2024 (261 days)1,226.3211,226.090Nov 21,226.620May 8
2023 (254 days)1,226.3671,226.160Sep 271,226.590Feb 21
2022 (259 days)1,225.8121,225.630Feb 151,226.040Jul 10
2021 (250 days)1,225.9731,225.630Oct 281,226.200May 26
2020 (251 days)1,226.3031,226.040Oct 81,226.440Mar 29
2019 (252 days)1,226.2391,225.910Mar 121,226.470Jun 27
2018 (255 days)1,226.1631,225.910Nov 11,226.430May 22
2017 (254 days)1,226.3331,226.080Sep 281,226.520Mar 16
2016 (253 days)1,226.3931,226.260Apr 111,226.570Jun 24
2015 (245 days)1,226.3301,226.150Sep 31,226.530Apr 5
2014 (245 days)1,226.4681,226.380Mar 11,226.600Aug 11
2013 (245 days)1,226.3881,226.240Oct 61,226.480Jun 3
2012 (245 days)1,226.3701,226.110Mar 11,226.560Jun 19
2011 (245 days)1,226.3671,226.100Oct 271,226.540Jun 4
2010 (252 days)1,226.3061,225.670Feb 191,226.720Jun 18
2009 (254 days)1,224.6201,223.820Feb 231,225.340Oct 28
2008 (253 days)1,225.6171,223.760Sep 81,226.420Jun 13
2007 (258 days)1,226.4721,226.290Sep 171,226.640May 30
2006 (253 days)1,226.0381,225.760Sep 121,226.200May 23
2005 (253 days)1,226.3801,226.170Oct 261,226.560Jun 17
2004 (254 days)1,226.4531,226.280Feb 241,226.610Jun 7
2003 (259 days)1,226.1451,226.000Sep 51,226.320Jun 24
2002 (269 days)1,226.0071,225.600Feb 121,226.400Jun 19
2001 (254 days)1,225.9861,225.720Oct 211,226.140Jun 6
2000 (254 days)1,226.4061,226.180Oct 271,226.610Jun 15
1999 (261 days)1,226.5231,226.430Apr 81,226.620May 15
1998 (41 days)1,226.3541,226.100Feb 221,226.620Jul 14
1997 (36 days)1,226.4011,226.220Nov 61,226.560Jun 11
1996 (40 days)1,226.4461,226.170Sep 111,226.590Mar 31
1995 (39 days)1,226.3781,226.280Aug 191,226.510Oct 31
1994 (40 days)1,226.5311,226.460May 191,226.620Jun 28
1993 (44 days)1,226.4811,226.370Feb 221,226.580Jul 19
1992 (49 days)1,226.4011,226.240Mar 311,226.550Jul 27
1991 (47 days)1,226.3981,226.270Feb 111,226.490Jul 18
1990 (55 days)1,226.3941,226.140Mar 261,226.560Jun 27
1989 (48 days)1,226.4121,226.270Mar 281,226.550Sep 30
1988 (45 days)1,226.2761,226.160Aug 291,226.400May 17
1987 (49 days)1,226.2781,226.140May 111,226.500Oct 27
1986 (60 days)1,226.3501,226.210Oct 311,226.570Sep 25
1985 (60 days)1,226.2101,225.990Aug 191,226.360Oct 18
1984 (44 days)1,226.2281,226.040Sep 281,226.350Feb 16
1983 (43 days)1,226.3321,226.260Aug 291,226.430Mar 8
1982 (43 days)1,226.1581,225.910Feb 221,226.440Oct 5
1981 (42 days)1,225.9091,225.720Sep 281,226.060Jul 19
1980 (44 days)1,225.7251,225.330Apr 151,226.060Oct 31
1979 (50 days)1,225.3951,223.990Feb 141,226.120May 3
1978 (43 days)1,225.9341,225.690Oct 311,226.120Jun 26
1977 (49 days)1,225.9301,225.650Oct 61,226.610Feb 22
1976 (45 days)1,225.8781,225.770Oct 81,226.000Feb 26
1975 (41 days)1,225.8061,225.530Feb 161,226.150Jun 8
1974 (40 days)1,226.0071,225.670Sep 181,226.520Apr 8
1973 (41 days)1,225.8721,225.720Sep 171,226.140Mar 29
1972 (42 days)1,225.8391,225.750Feb 261,225.940Jun 27
1971 (40 days)1,225.9291,225.600Feb 261,226.110May 12
1970 (51 days)1,225.8181,224.990Feb 251,226.270Jun 15
1969 (38 days)1,225.8341,225.650May 291,226.130Oct 31
1968 (42 days)1,225.8151,225.530May 31,226.060Oct 8
1967 (39 days)1,225.7651,225.600Feb 261,226.270Jun 23
1966 (39 days)1,225.7481,224.620Mar 251,226.000Feb 26
1965 (40 days)1,226.0551,225.910Jul 311,226.260Jun 1
1964 (39 days)1,226.0541,225.720Feb 261,226.390Jun 5
1963 (45 days)1,226.1421,225.720Oct 251,226.540Apr 6
1962 (11 days)1,226.1421,225.970Sep 301,226.410May 29

Levels in metres. Partial years show the number of days with data.

Monthly averages

MonthAverageLowestHighest
January1,226.2301,226.2001,226.260
February1,226.0671,223.8201,226.610
March1,226.1311,223.8201,226.600
April1,226.1811,223.8401,226.630
May1,226.2421,224.0601,226.640
June1,226.2931,224.4401,226.720
July1,226.2661,224.7801,226.620
August1,226.1851,224.6601,226.600
September1,226.0791,223.7601,226.580
October1,226.0781,223.7601,226.580
November1,226.0541,223.7601,226.580

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Daily levels as CSV (8,476 rows; credit the original agencies listed below)