Country: Canada
United StatesCanadaUnited Kingdom

Atlin Lake water level history

Daily records since 1950 · Level today: 2.152 m

Highest on record
3.326 m
Aug 17, 2021
Lowest on record
0.959 m
Apr 27, 1998
Today
2.152 m
Oct 23, 2026
Years of data
76
since 1950

In short

Across 24 complete years, 2008 had the lowest average level (1.678 m) and 2022 the highest (1.992 m).

On average the lake is lowest in April (1.158 m) and highest in August (2.750 m).

Atlin Lake level, all years

Loading chart…

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

Each year's lowest and highest level

0.81.52.12.83.51950196019701980199020002010202020261950: lowest 1.46 m (1950-12-30), highest 2.71 m (1950-09-02), average 2.23 m, 162 days measured1951: lowest 1.09 m (1951-05-05), highest 2.83 m (1951-09-07), average 1.98 m, 257 days measured1952: lowest 1.07 m (1952-05-10), highest 2.69 m (1952-08-17), average 2.05 m, 236 days measured1953: lowest 1.12 m (1953-04-27), highest 3.15 m (1953-08-19), average 2.20 m, 237 days measured1954: lowest 1.10 m (1954-05-08), highest 2.69 m (1954-09-01), average 1.96 m, 248 days measured1955: lowest 1.06 m (1955-05-14), highest 2.36 m (1955-08-13), average 1.73 m, 245 days measured1956: lowest 1.00 m (1956-05-09), highest 2.60 m (1956-08-31), average 1.85 m, 242 days measured1957: lowest 1.10 m (1957-05-01), highest 2.95 m (1957-09-15), average 2.22 m, 252 days measured1958: lowest 1.12 m (1958-04-26), highest 2.84 m (1958-08-26), average 1.89 m, 286 days measured1959: lowest 1.02 m (1959-05-02), highest 2.56 m (1959-08-25), average 1.83 m, 228 days measured1960: lowest 1.08 m (1960-04-23), highest 2.82 m (1960-08-18), average 1.89 m, 235 days measured1961: lowest 1.13 m (1961-04-26), highest 3.28 m (1961-08-25), average 2.10 m, 235 days measured1962: lowest 1.11 m (1962-05-09), highest 2.82 m (1962-08-29), average 1.98 m, 235 days measured1963: lowest 1.22 m (1963-05-01), highest 2.98 m (1963-09-13), average 2.17 m, 230 days measured1964: lowest 1.19 m (1964-05-06), highest 2.67 m (1964-08-16), average 1.96 m, 233 days measured1965: lowest 1.16 m (1965-04-23), highest 2.80 m (1965-09-09), average 1.93 m, 235 days measured1966: lowest 1.11 m (1966-05-01), highest 2.86 m (1966-09-06), average 1.92 m, 239 days measured1967: lowest 1.10 m (1967-05-02), highest 2.96 m (1967-09-20), average 2.05 m, 238 days measured1968: lowest 1.12 m (1968-05-07), highest 2.72 m (1968-08-23), average 1.96 m, 235 days measured1969: lowest 1.07 m (1969-05-01), highest 2.76 m (1969-08-09), average 1.99 m, 234 days measured1970: lowest 1.16 m (1970-05-07), highest 2.37 m (1970-08-14), average 1.80 m, 241 days measured1971: lowest 1.10 m (1971-05-06), highest 3.21 m (1971-08-22), average 2.03 m, 239 days measured1972: lowest 1.06 m (1972-05-06), highest 2.94 m (1972-09-06), average 1.96 m, 231 days measured1973: lowest 1.11 m (1973-04-24), highest 2.45 m (1973-08-27), average 1.74 m, 239 days measured1974: lowest 1.03 m (1974-04-26), highest 2.74 m (1974-09-26), average 1.88 m, 235 days measured1975: lowest 1.16 m (1975-05-03), highest 2.69 m (1975-09-23), average 1.98 m, 241 days measured1976: lowest 1.14 m (1976-05-01), highest 2.73 m (1976-08-24), average 1.96 m, 240 days measured1977: lowest 1.18 m (1977-04-04), highest 3.06 m (1977-08-26), average 1.87 m, 365 days measured1978: lowest 1.11 m (1978-04-24), highest 2.73 m (1978-09-03), average 1.90 m, 242 days measured1979: lowest 1.12 m (1979-04-24), highest 3.14 m (1979-08-30), average 2.14 m, 238 days measured1980: lowest 1.18 m (1980-04-21), highest 2.86 m (1980-08-14), average 1.88 m, 366 days measured1981: lowest 1.19 m (1981-04-21), highest 3.30 m (1981-09-14), average 2.20 m, 241 days measured1982: lowest 1.20 m (1982-05-17), highest 2.88 m (1982-09-02), average 2.23 m, 181 days measured1983: lowest 1.13 m (1983-05-05), highest 2.72 m (1983-09-04), average 2.00 m, 225 days measured1984: lowest 1.07 m (1984-05-04), highest 2.55 m (1984-08-31), average 1.80 m, 250 days measured1985: lowest 1.08 m (1985-05-04), highest 2.44 m (1985-08-12), average 1.94 m, 123 days measured1986: lowest 1.09 m (1986-05-09), highest 2.80 m (1986-08-15), average 1.94 m, 211 days measured1987: lowest 1.16 m (1987-05-04), highest 2.76 m (1987-09-12), average 1.90 m, 245 days measured1988: lowest 1.15 m (1988-04-25), highest 2.68 m (1988-09-02), average 1.98 m, 222 days measured1989: lowest 1.19 m (1989-04-28), highest 3.17 m (1989-08-26), average 2.25 m, 266 days measured1990: lowest 1.17 m (1990-04-20), highest 3.21 m (1990-09-20), average 1.98 m, 365 days measured1991: lowest 1.19 m (1991-04-20), highest 2.88 m (1991-08-26), average 2.10 m, 244 days measured1992: lowest 1.31 m (1992-04-23), highest 2.88 m (1992-08-20), average 1.94 m, 328 days measured1993: lowest 1.18 m (1993-04-16), highest 2.98 m (1993-09-10), average 2.26 m, 258 days measured1994: lowest 1.20 m (1994-04-22), highest 3.00 m (1994-08-22), average 2.12 m, 257 days measured1995: lowest 1.16 m (1995-04-22), highest 2.84 m (1995-09-15), average 2.15 m, 225 days measured1996: lowest 1.10 m (1996-05-13), highest 2.59 m (1996-09-04), average 1.81 m, 267 days measured1997: lowest 1.08 m (1997-04-10), highest 3.06 m (1997-08-27), average 1.97 m, 253 days measured1998: lowest 0.96 m (1998-04-27), highest 2.72 m (1998-08-19), average 1.99 m, 238 days measured1999: lowest 1.05 m (1999-05-09), highest 2.76 m (1999-08-21), average 1.89 m, 247 days measured2000: lowest 1.23 m (2000-06-01), highest 2.73 m (2000-08-22), average 2.13 m, 203 days measured2001: lowest 1.10 m (2001-04-30), highest 2.81 m (2001-08-30), average 1.77 m, 332 days measured2002: lowest 1.05 m (2002-05-07), highest 2.96 m (2002-09-01), average 1.76 m, 365 days measured2003: lowest 1.11 m (2003-04-25), highest 2.85 m (2003-08-21), average 1.76 m, 365 days measured2004: lowest 1.13 m (2004-05-03), highest 3.24 m (2004-08-21), average 2.17 m, 260 days measured2005: lowest 1.11 m (2005-04-18), highest 2.94 m (2005-08-25), average 2.14 m, 181 days measured2006: lowest 1.11 m (2006-05-03), highest 2.87 m (2006-09-04), average 1.90 m, 325 days measured2007: lowest 1.19 m (2007-05-02), highest 3.31 m (2007-08-21), average 1.98 m, 365 days measured2008: lowest 1.10 m (2008-04-26), highest 2.57 m (2008-08-25), average 1.68 m, 366 days measured2009: lowest 1.13 m (2009-04-28), highest 3.06 m (2009-09-01), average 1.84 m, 365 days measured2010: lowest 1.14 m (2010-04-27), highest 2.73 m (2010-08-21), average 1.72 m, 365 days measured2011: lowest 1.06 m (2011-05-01), highest 2.66 m (2011-08-26), average 1.70 m, 365 days measured2012: lowest 1.13 m (2012-04-22), highest 2.65 m (2012-08-23), average 1.73 m, 366 days measured2013: lowest 1.12 m (2013-04-24), highest 3.13 m (2013-09-13), average 1.90 m, 365 days measured2014: lowest 1.13 m (2014-04-23), highest 2.94 m (2014-08-26), average 1.85 m, 365 days measured2015: lowest 1.17 m (2015-04-26), highest 3.01 m (2015-08-23), average 1.87 m, 365 days measured2016: lowest 1.17 m (2016-04-12), highest 3.15 m (2016-08-30), average 1.87 m, 366 days measured2017: lowest 1.11 m (2017-04-25), highest 2.77 m (2017-09-11), average 1.76 m, 365 days measured2018: lowest 1.09 m (2018-04-26), highest 3.14 m (2018-08-30), average 1.79 m, 355 days measured2019: lowest 1.07 m (2019-05-02), highest 2.92 m (2019-08-18), average 1.76 m, 365 days measured2020: lowest 1.07 m (2020-04-16), highest 2.75 m (2020-08-26), average 1.73 m, 366 days measured2021: lowest 1.20 m (2021-04-25), highest 3.33 m (2021-08-17), average 1.97 m, 365 days measured2022: lowest 1.13 m (2022-04-24), highest 3.30 m (2022-08-27), average 1.99 m, 365 days measured2023: lowest 1.20 m (2023-04-22), highest 3.03 m (2023-09-02), average 1.91 m, 365 days measured2024: lowest 1.19 m (2024-04-23), highest 3.02 m (2024-08-14), average 1.85 m, 365 days measured2026: lowest 2.16 m (2026-10-21), highest 2.63 m (2026-09-22), average 2.39 m, 30 days measured
0.81.52.12.83.5195019691988200720261950: lowest 1.46 m (1950-12-30), highest 2.71 m (1950-09-02), average 2.23 m, 162 days measured1951: lowest 1.09 m (1951-05-05), highest 2.83 m (1951-09-07), average 1.98 m, 257 days measured1952: lowest 1.07 m (1952-05-10), highest 2.69 m (1952-08-17), average 2.05 m, 236 days measured1953: lowest 1.12 m (1953-04-27), highest 3.15 m (1953-08-19), average 2.20 m, 237 days measured1954: lowest 1.10 m (1954-05-08), highest 2.69 m (1954-09-01), average 1.96 m, 248 days measured1955: lowest 1.06 m (1955-05-14), highest 2.36 m (1955-08-13), average 1.73 m, 245 days measured1956: lowest 1.00 m (1956-05-09), highest 2.60 m (1956-08-31), average 1.85 m, 242 days measured1957: lowest 1.10 m (1957-05-01), highest 2.95 m (1957-09-15), average 2.22 m, 252 days measured1958: lowest 1.12 m (1958-04-26), highest 2.84 m (1958-08-26), average 1.89 m, 286 days measured1959: lowest 1.02 m (1959-05-02), highest 2.56 m (1959-08-25), average 1.83 m, 228 days measured1960: lowest 1.08 m (1960-04-23), highest 2.82 m (1960-08-18), average 1.89 m, 235 days measured1961: lowest 1.13 m (1961-04-26), highest 3.28 m (1961-08-25), average 2.10 m, 235 days measured1962: lowest 1.11 m (1962-05-09), highest 2.82 m (1962-08-29), average 1.98 m, 235 days measured1963: lowest 1.22 m (1963-05-01), highest 2.98 m (1963-09-13), average 2.17 m, 230 days measured1964: lowest 1.19 m (1964-05-06), highest 2.67 m (1964-08-16), average 1.96 m, 233 days measured1965: lowest 1.16 m (1965-04-23), highest 2.80 m (1965-09-09), average 1.93 m, 235 days measured1966: lowest 1.11 m (1966-05-01), highest 2.86 m (1966-09-06), average 1.92 m, 239 days measured1967: lowest 1.10 m (1967-05-02), highest 2.96 m (1967-09-20), average 2.05 m, 238 days measured1968: lowest 1.12 m (1968-05-07), highest 2.72 m (1968-08-23), average 1.96 m, 235 days measured1969: lowest 1.07 m (1969-05-01), highest 2.76 m (1969-08-09), average 1.99 m, 234 days measured1970: lowest 1.16 m (1970-05-07), highest 2.37 m (1970-08-14), average 1.80 m, 241 days measured1971: lowest 1.10 m (1971-05-06), highest 3.21 m (1971-08-22), average 2.03 m, 239 days measured1972: lowest 1.06 m (1972-05-06), highest 2.94 m (1972-09-06), average 1.96 m, 231 days measured1973: lowest 1.11 m (1973-04-24), highest 2.45 m (1973-08-27), average 1.74 m, 239 days measured1974: lowest 1.03 m (1974-04-26), highest 2.74 m (1974-09-26), average 1.88 m, 235 days measured1975: lowest 1.16 m (1975-05-03), highest 2.69 m (1975-09-23), average 1.98 m, 241 days measured1976: lowest 1.14 m (1976-05-01), highest 2.73 m (1976-08-24), average 1.96 m, 240 days measured1977: lowest 1.18 m (1977-04-04), highest 3.06 m (1977-08-26), average 1.87 m, 365 days measured1978: lowest 1.11 m (1978-04-24), highest 2.73 m (1978-09-03), average 1.90 m, 242 days measured1979: lowest 1.12 m (1979-04-24), highest 3.14 m (1979-08-30), average 2.14 m, 238 days measured1980: lowest 1.18 m (1980-04-21), highest 2.86 m (1980-08-14), average 1.88 m, 366 days measured1981: lowest 1.19 m (1981-04-21), highest 3.30 m (1981-09-14), average 2.20 m, 241 days measured1982: lowest 1.20 m (1982-05-17), highest 2.88 m (1982-09-02), average 2.23 m, 181 days measured1983: lowest 1.13 m (1983-05-05), highest 2.72 m (1983-09-04), average 2.00 m, 225 days measured1984: lowest 1.07 m (1984-05-04), highest 2.55 m (1984-08-31), average 1.80 m, 250 days measured1985: lowest 1.08 m (1985-05-04), highest 2.44 m (1985-08-12), average 1.94 m, 123 days measured1986: lowest 1.09 m (1986-05-09), highest 2.80 m (1986-08-15), average 1.94 m, 211 days measured1987: lowest 1.16 m (1987-05-04), highest 2.76 m (1987-09-12), average 1.90 m, 245 days measured1988: lowest 1.15 m (1988-04-25), highest 2.68 m (1988-09-02), average 1.98 m, 222 days measured1989: lowest 1.19 m (1989-04-28), highest 3.17 m (1989-08-26), average 2.25 m, 266 days measured1990: lowest 1.17 m (1990-04-20), highest 3.21 m (1990-09-20), average 1.98 m, 365 days measured1991: lowest 1.19 m (1991-04-20), highest 2.88 m (1991-08-26), average 2.10 m, 244 days measured1992: lowest 1.31 m (1992-04-23), highest 2.88 m (1992-08-20), average 1.94 m, 328 days measured1993: lowest 1.18 m (1993-04-16), highest 2.98 m (1993-09-10), average 2.26 m, 258 days measured1994: lowest 1.20 m (1994-04-22), highest 3.00 m (1994-08-22), average 2.12 m, 257 days measured1995: lowest 1.16 m (1995-04-22), highest 2.84 m (1995-09-15), average 2.15 m, 225 days measured1996: lowest 1.10 m (1996-05-13), highest 2.59 m (1996-09-04), average 1.81 m, 267 days measured1997: lowest 1.08 m (1997-04-10), highest 3.06 m (1997-08-27), average 1.97 m, 253 days measured1998: lowest 0.96 m (1998-04-27), highest 2.72 m (1998-08-19), average 1.99 m, 238 days measured1999: lowest 1.05 m (1999-05-09), highest 2.76 m (1999-08-21), average 1.89 m, 247 days measured2000: lowest 1.23 m (2000-06-01), highest 2.73 m (2000-08-22), average 2.13 m, 203 days measured2001: lowest 1.10 m (2001-04-30), highest 2.81 m (2001-08-30), average 1.77 m, 332 days measured2002: lowest 1.05 m (2002-05-07), highest 2.96 m (2002-09-01), average 1.76 m, 365 days measured2003: lowest 1.11 m (2003-04-25), highest 2.85 m (2003-08-21), average 1.76 m, 365 days measured2004: lowest 1.13 m (2004-05-03), highest 3.24 m (2004-08-21), average 2.17 m, 260 days measured2005: lowest 1.11 m (2005-04-18), highest 2.94 m (2005-08-25), average 2.14 m, 181 days measured2006: lowest 1.11 m (2006-05-03), highest 2.87 m (2006-09-04), average 1.90 m, 325 days measured2007: lowest 1.19 m (2007-05-02), highest 3.31 m (2007-08-21), average 1.98 m, 365 days measured2008: lowest 1.10 m (2008-04-26), highest 2.57 m (2008-08-25), average 1.68 m, 366 days measured2009: lowest 1.13 m (2009-04-28), highest 3.06 m (2009-09-01), average 1.84 m, 365 days measured2010: lowest 1.14 m (2010-04-27), highest 2.73 m (2010-08-21), average 1.72 m, 365 days measured2011: lowest 1.06 m (2011-05-01), highest 2.66 m (2011-08-26), average 1.70 m, 365 days measured2012: lowest 1.13 m (2012-04-22), highest 2.65 m (2012-08-23), average 1.73 m, 366 days measured2013: lowest 1.12 m (2013-04-24), highest 3.13 m (2013-09-13), average 1.90 m, 365 days measured2014: lowest 1.13 m (2014-04-23), highest 2.94 m (2014-08-26), average 1.85 m, 365 days measured2015: lowest 1.17 m (2015-04-26), highest 3.01 m (2015-08-23), average 1.87 m, 365 days measured2016: lowest 1.17 m (2016-04-12), highest 3.15 m (2016-08-30), average 1.87 m, 366 days measured2017: lowest 1.11 m (2017-04-25), highest 2.77 m (2017-09-11), average 1.76 m, 365 days measured2018: lowest 1.09 m (2018-04-26), highest 3.14 m (2018-08-30), average 1.79 m, 355 days measured2019: lowest 1.07 m (2019-05-02), highest 2.92 m (2019-08-18), average 1.76 m, 365 days measured2020: lowest 1.07 m (2020-04-16), highest 2.75 m (2020-08-26), average 1.73 m, 366 days measured2021: lowest 1.20 m (2021-04-25), highest 3.33 m (2021-08-17), average 1.97 m, 365 days measured2022: lowest 1.13 m (2022-04-24), highest 3.30 m (2022-08-27), average 1.99 m, 365 days measured2023: lowest 1.20 m (2023-04-22), highest 3.03 m (2023-09-02), average 1.91 m, 365 days measured2024: lowest 1.19 m (2024-04-23), highest 3.02 m (2024-08-14), average 1.85 m, 365 days measured2026: lowest 2.16 m (2026-10-21), highest 2.63 m (2026-09-22), average 2.39 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.

Lowest years

Years ranked by their lowest daily level.

  • 20021.045 m on May 7
  • 20111.064 m on May 1
  • 20201.069 m on Apr 16
  • 20191.075 m on May 2
  • 20181.094 m on Apr 26

Yearly highs and lows

YearAverageLowLow dateHighHigh date
2026 (30 days)2.3872.164Oct 212.628Sep 22
20241.8451.188Apr 233.020Aug 14
20231.9101.200Apr 223.031Sep 2
20221.9921.128Apr 243.303Aug 27
20211.9701.203Apr 253.326Aug 17
20201.7261.069Apr 162.749Aug 26
20191.7621.075May 22.924Aug 18
20181.7931.094Apr 263.141Aug 30
20171.7591.115Apr 252.769Sep 11
20161.8721.169Apr 123.149Aug 30
20151.8731.169Apr 263.013Aug 23
20141.8531.128Apr 232.944Aug 26
20131.9001.118Apr 243.133Sep 13
20121.7281.127Apr 222.647Aug 23
20111.7031.064May 12.664Aug 26
20101.7181.136Apr 272.726Aug 21
20091.8401.133Apr 283.060Sep 1
20081.6781.096Apr 262.565Aug 25
20071.9821.194May 23.305Aug 21
2006 (325 days)1.9031.112May 32.873Sep 4
2005 (181 days)2.1361.111Apr 182.943Aug 25
2004 (260 days)2.1701.134May 33.244Aug 21
20031.7611.113Apr 252.846Aug 21
20021.7591.045May 72.957Sep 1
20011.7661.099Apr 302.813Aug 30
2000 (203 days)2.1291.227Jun 12.731Aug 22
1999 (247 days)1.8861.046May 92.759Aug 21
1998 (238 days)1.9940.959Apr 272.718Aug 19
1997 (253 days)1.9701.085Apr 103.058Aug 27
1996 (267 days)1.8111.104May 132.594Sep 4
1995 (225 days)2.1471.163Apr 222.841Sep 15
1994 (257 days)2.1221.202Apr 223.002Aug 22
1993 (258 days)2.2571.177Apr 162.980Sep 10
1992 (328 days)1.9391.308Apr 232.884Aug 20
1991 (244 days)2.1011.193Apr 202.877Aug 26
19901.9761.171Apr 203.213Sep 20
1989 (266 days)2.2511.187Apr 283.173Aug 26
1988 (222 days)1.9841.148Apr 252.684Sep 2
1987 (245 days)1.9021.163May 42.764Sep 12
1986 (211 days)1.9391.088May 92.797Aug 15
1985 (123 days)1.9411.082May 42.440Aug 12
1984 (250 days)1.7961.068May 42.546Aug 31
1983 (225 days)1.9991.127May 52.717Sep 4
1982 (181 days)2.2291.201May 172.876Sep 2
1981 (241 days)2.1981.189Apr 213.298Sep 14
19801.8801.180Apr 212.865Aug 14
1979 (238 days)2.1421.116Apr 243.139Aug 30
1978 (242 days)1.8971.113Apr 242.731Sep 3
19771.8671.177Apr 43.063Aug 26
1976 (240 days)1.9621.143May 12.725Aug 24
1975 (241 days)1.9791.155May 32.685Sep 23
1974 (235 days)1.8851.030Apr 262.743Sep 26
1973 (239 days)1.7371.106Apr 242.448Aug 27
1972 (231 days)1.9631.064May 62.935Sep 6
1971 (239 days)2.0351.097May 63.210Aug 22
1970 (241 days)1.7981.161May 72.371Aug 14
1969 (234 days)1.9921.070May 12.765Aug 9
1968 (235 days)1.9601.119May 72.719Aug 23
1967 (238 days)2.0521.103May 22.957Sep 20
1966 (239 days)1.9161.106May 12.865Sep 6
1965 (235 days)1.9321.155Apr 232.801Sep 9
1964 (233 days)1.9611.195May 62.667Aug 16
1963 (230 days)2.1701.216May 12.984Sep 13
1962 (235 days)1.9771.113May 92.819Aug 29
1961 (235 days)2.0991.128Apr 263.280Aug 25
1960 (235 days)1.8951.082Apr 232.822Aug 18
1959 (228 days)1.8341.021May 22.560Aug 25
1958 (286 days)1.8921.116Apr 262.835Aug 26
1957 (252 days)2.2151.100May 12.950Sep 15
1956 (242 days)1.8481.003May 92.597Aug 31
1955 (245 days)1.7291.058May 142.362Aug 13
1954 (248 days)1.9631.103May 82.691Sep 1
1953 (237 days)2.1961.119Apr 273.146Aug 19
1952 (236 days)2.0481.070May 102.694Aug 17
1951 (257 days)1.9851.088May 52.832Sep 7
1950 (162 days)2.2301.460Dec 302.713Sep 2

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

Monthly averages

MonthAverageLowestHighest
January1.4571.2191.737
February1.3301.1431.554
March1.2381.0701.576
April1.1580.9591.410
May1.2190.9781.676
June1.6381.1032.654
July2.2671.4723.170
August2.7502.1123.326
September2.7032.1243.298
October2.3361.7563.009
November1.9241.4692.738
December1.6371.3412.057

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Daily levels as CSV (20,890 rows; credit the original agencies listed below)