Country: USA
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Marlette Lake water level history

Daily records since 1999 · Level today: 18.42 ft

Highest on record
38.96 ft
May 30, 2020
Lowest on record
14.59 ft
Sep 30, 2025
Today
18.42 ft
Oct 23, 2026
Years of data
27
since 1999

In short

Across 23 complete years, 2025 had the lowest average level (20.09 ft) and 2006 the highest (38.34 ft).

On average the lake is lowest in September (35.00 ft) and highest in March (36.64 ft).

Marlette Lake level, all years

Loading chart…

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

Each year's lowest and highest level

1320273440199920032007201120152019202320261999: lowest 38.02 ft (1999-10-27), highest 38.31 ft (1999-12-21), average 38.19 ft, 92 days measured2000: lowest 37.47 ft (2000-10-21), highest 38.86 ft (2000-02-14), average 38.19 ft, 364 days measured2001: lowest 35.90 ft (2001-11-08), highest 38.53 ft (2001-02-24), average 37.47 ft, 362 days measured2002: lowest 35.64 ft (2002-11-06), highest 38.44 ft (2002-04-18), average 37.29 ft, 365 days measured2003: lowest 36.31 ft (2003-10-29), highest 38.44 ft (2003-05-26), average 37.47 ft, 365 days measured2004: lowest 35.82 ft (2004-09-30), highest 38.50 ft (2004-05-11), average 37.73 ft, 274 days measured2005: lowest 36.98 ft (2005-10-15), highest 38.75 ft (2005-12-31), average 37.40 ft, 92 days measured2006: lowest 37.93 ft (2006-09-22), highest 38.92 ft (2006-05-21), average 38.34 ft, 365 days measured2007: lowest 36.74 ft (2007-10-16), highest 38.51 ft (2007-02-26), average 37.77 ft, 361 days measured2008: lowest 36.61 ft (2008-12-12), highest 38.45 ft (2008-05-26), average 37.64 ft, 347 days measured2009: lowest 36.19 ft (2009-11-11), highest 38.43 ft (2009-05-03), average 37.44 ft, 365 days measured2010: lowest 36.15 ft (2010-10-01), highest 38.61 ft (2010-06-06), average 37.59 ft, 365 days measured2011: lowest 37.87 ft (2011-11-17), highest 38.87 ft (2011-06-29), average 38.33 ft, 365 days measured2012: lowest 34.97 ft (2012-10-21), highest 38.60 ft (2012-01-23), average 37.10 ft, 366 days measured2013: lowest 35.09 ft (2013-10-26), highest 38.06 ft (2013-05-16), average 36.63 ft, 365 days measured2014: lowest 34.94 ft (2014-11-28), highest 37.72 ft (2014-05-24), average 36.26 ft, 365 days measured2015: lowest 34.60 ft (2015-10-31), highest 36.77 ft (2015-06-11), average 35.68 ft, 365 days measured2016: lowest 35.39 ft (2016-10-13), highest 38.47 ft (2016-05-13), average 36.81 ft, 363 days measured2017: lowest 32.99 ft (2017-04-08), highest 38.53 ft (2017-03-05), average 36.82 ft, 283 days measured2018: lowest 36.99 ft (2018-11-11), highest 38.71 ft (2018-03-22), average 37.82 ft, 365 days measured2019: lowest 36.54 ft (2019-10-29), highest 38.81 ft (2019-02-14), average 37.99 ft, 365 days measured2020: lowest 35.32 ft (2020-11-07), highest 38.96 ft (2020-05-30), average 37.46 ft, 366 days measured2021: lowest 33.73 ft (2021-10-19), highest 37.52 ft (2021-05-24), average 36.05 ft, 364 days measured2022: lowest 34.59 ft (2022-11-06), highest 37.16 ft (2022-05-23), average 35.88 ft, 365 days measured2023: lowest 31.25 ft (2023-05-06), highest 38.08 ft (2023-03-11), average 35.39 ft, 358 days measured2024: lowest 36.46 ft (2024-01-01), highest 38.57 ft (2024-05-04), average 37.71 ft, 366 days measured2025: lowest 14.59 ft (2025-09-30), highest 38.20 ft (2025-01-28), average 20.09 ft, 365 days measured2026: lowest 16.56 ft (2026-01-01), highest 19.52 ft (2026-05-28), average 18.54 ft, 294 days measured
1320273440199920062013202020261999: lowest 38.02 ft (1999-10-27), highest 38.31 ft (1999-12-21), average 38.19 ft, 92 days measured2000: lowest 37.47 ft (2000-10-21), highest 38.86 ft (2000-02-14), average 38.19 ft, 364 days measured2001: lowest 35.90 ft (2001-11-08), highest 38.53 ft (2001-02-24), average 37.47 ft, 362 days measured2002: lowest 35.64 ft (2002-11-06), highest 38.44 ft (2002-04-18), average 37.29 ft, 365 days measured2003: lowest 36.31 ft (2003-10-29), highest 38.44 ft (2003-05-26), average 37.47 ft, 365 days measured2004: lowest 35.82 ft (2004-09-30), highest 38.50 ft (2004-05-11), average 37.73 ft, 274 days measured2005: lowest 36.98 ft (2005-10-15), highest 38.75 ft (2005-12-31), average 37.40 ft, 92 days measured2006: lowest 37.93 ft (2006-09-22), highest 38.92 ft (2006-05-21), average 38.34 ft, 365 days measured2007: lowest 36.74 ft (2007-10-16), highest 38.51 ft (2007-02-26), average 37.77 ft, 361 days measured2008: lowest 36.61 ft (2008-12-12), highest 38.45 ft (2008-05-26), average 37.64 ft, 347 days measured2009: lowest 36.19 ft (2009-11-11), highest 38.43 ft (2009-05-03), average 37.44 ft, 365 days measured2010: lowest 36.15 ft (2010-10-01), highest 38.61 ft (2010-06-06), average 37.59 ft, 365 days measured2011: lowest 37.87 ft (2011-11-17), highest 38.87 ft (2011-06-29), average 38.33 ft, 365 days measured2012: lowest 34.97 ft (2012-10-21), highest 38.60 ft (2012-01-23), average 37.10 ft, 366 days measured2013: lowest 35.09 ft (2013-10-26), highest 38.06 ft (2013-05-16), average 36.63 ft, 365 days measured2014: lowest 34.94 ft (2014-11-28), highest 37.72 ft (2014-05-24), average 36.26 ft, 365 days measured2015: lowest 34.60 ft (2015-10-31), highest 36.77 ft (2015-06-11), average 35.68 ft, 365 days measured2016: lowest 35.39 ft (2016-10-13), highest 38.47 ft (2016-05-13), average 36.81 ft, 363 days measured2017: lowest 32.99 ft (2017-04-08), highest 38.53 ft (2017-03-05), average 36.82 ft, 283 days measured2018: lowest 36.99 ft (2018-11-11), highest 38.71 ft (2018-03-22), average 37.82 ft, 365 days measured2019: lowest 36.54 ft (2019-10-29), highest 38.81 ft (2019-02-14), average 37.99 ft, 365 days measured2020: lowest 35.32 ft (2020-11-07), highest 38.96 ft (2020-05-30), average 37.46 ft, 366 days measured2021: lowest 33.73 ft (2021-10-19), highest 37.52 ft (2021-05-24), average 36.05 ft, 364 days measured2022: lowest 34.59 ft (2022-11-06), highest 37.16 ft (2022-05-23), average 35.88 ft, 365 days measured2023: lowest 31.25 ft (2023-05-06), highest 38.08 ft (2023-03-11), average 35.39 ft, 358 days measured2024: lowest 36.46 ft (2024-01-01), highest 38.57 ft (2024-05-04), average 37.71 ft, 366 days measured2025: lowest 14.59 ft (2025-09-30), highest 38.20 ft (2025-01-28), average 20.09 ft, 365 days measured2026: lowest 16.56 ft (2026-01-01), highest 19.52 ft (2026-05-28), average 18.54 ft, 294 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.

  • 202514.59 ft on Sep 30
  • 202331.25 ft on May 6
  • 202133.73 ft on Oct 19
  • 202234.59 ft on Nov 6
  • 201534.60 ft on Oct 31

Yearly highs and lows

YearAverageLowLow dateHighHigh date
2026 (294 days)18.5416.56Jan 119.52May 28
202520.0914.59Sep 3038.20Jan 28
202437.7136.46Jan 138.57May 4
202335.3931.25May 638.08Mar 11
202235.8834.59Nov 637.16May 23
202136.0533.73Oct 1937.52May 24
202037.4635.32Nov 738.96May 30
201937.9936.54Oct 2938.81Feb 14
201837.8236.99Nov 1138.71Mar 22
2017 (283 days)36.8232.99Apr 838.53Mar 5
201636.8135.39Oct 1338.47May 13
201535.6834.60Oct 3136.77Jun 11
201436.2634.94Nov 2837.72May 24
201336.6335.09Oct 2638.06May 16
201237.1034.97Oct 2138.60Jan 23
201138.3337.87Nov 1738.87Jun 29
201037.5936.15Oct 138.61Jun 6
200937.4436.19Nov 1138.43May 3
200837.6436.61Dec 1238.45May 26
200737.7736.74Oct 1638.51Feb 26
200638.3437.93Sep 2238.92May 21
2005 (92 days)37.4036.98Oct 1538.75Dec 31
2004 (274 days)37.7335.82Sep 3038.50May 11
200337.4736.31Oct 2938.44May 26
200237.2935.64Nov 638.44Apr 18
200137.4735.90Nov 838.53Feb 24
200038.1937.47Oct 2138.86Feb 14
1999 (92 days)38.1938.02Oct 2738.31Dec 21

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

Monthly averages

MonthAverageLowestHighest
January36.4916.5638.88
February36.6317.0838.86
March36.6417.8638.71
April36.3317.9638.62
May36.2915.1838.96
June36.2915.1538.96
July36.0114.8838.83
August35.5114.6638.37
September35.0014.5938.21
October35.0214.5938.19
November35.5115.0038.30
December35.9815.6138.75

Download

Daily levels as CSV (9,397 rows; credit the original agencies listed below)