Country: USA

Sebago Lake water level history

Daily records since 2000 · Level today: 262.69 ft

Highest on record
267.45 ft
Jun 9, 2012
Lowest on record
260.58 ft
Feb 19, 2002
Today
262.69 ft
Oct 23, 2026
Years of data
26
since 2000

In short

Across 25 complete years, 2001 had the lowest average level (263.03 ft) and 2024 the highest (264.84 ft).

On average the lake is lowest in February (262.92 ft) and highest in June (265.92 ft).

Sebago Lake level, all years

Loading chart…

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

Each year's lowest and highest level

26026226426626820002003200620092012201520182021202420262000: lowest 262.24 ft (2000-12-16), highest 262.65 ft (2000-12-25), average 262.49 ft, 32 days measured2001: lowest 260.82 ft (2001-12-31), highest 265.60 ft (2001-06-18), average 263.03 ft, 365 days measured2002: lowest 260.58 ft (2002-02-19), highest 266.43 ft (2002-06-19), average 263.26 ft, 365 days measured2003: lowest 261.59 ft (2003-03-20), highest 265.52 ft (2003-06-20), average 263.65 ft, 365 days measured2004: lowest 262.34 ft (2004-11-22), highest 266.81 ft (2004-06-03), average 264.20 ft, 363 days measured2005: lowest 262.17 ft (2005-03-22), highest 267.42 ft (2005-05-01), average 264.39 ft, 365 days measured2006: lowest 262.37 ft (2006-12-22), highest 266.93 ft (2006-06-11), average 264.27 ft, 365 days measured2007: lowest 260.92 ft (2007-12-18), highest 266.72 ft (2007-04-24), average 263.83 ft, 365 days measured2008: lowest 261.24 ft (2008-01-01), highest 266.70 ft (2008-05-04), average 264.18 ft, 366 days measured2009: lowest 262.61 ft (2009-11-13), highest 266.82 ft (2009-06-20), average 264.30 ft, 365 days measured2010: lowest 262.55 ft (2010-10-25), highest 266.45 ft (2010-04-02), average 264.33 ft, 365 days measured2011: lowest 262.80 ft (2011-01-28), highest 267.00 ft (2011-05-25), average 264.42 ft, 365 days measured2012: lowest 262.39 ft (2012-12-16), highest 267.45 ft (2012-06-09), average 264.35 ft, 366 days measured2013: lowest 260.93 ft (2013-12-21), highest 266.50 ft (2013-06-15), average 263.88 ft, 358 days measured2014: lowest 260.98 ft (2014-01-05), highest 266.65 ft (2014-06-05), average 263.83 ft, 365 days measured2015: lowest 262.54 ft (2015-03-13), highest 265.79 ft (2015-07-08), average 263.83 ft, 365 days measured2016: lowest 262.35 ft (2016-10-20), highest 265.99 ft (2016-05-14), average 264.26 ft, 366 days measured2017: lowest 262.56 ft (2017-12-31), highest 266.55 ft (2017-06-06), average 264.33 ft, 365 days measured2018: lowest 262.32 ft (2018-01-11), highest 266.18 ft (2018-05-03), average 264.17 ft, 365 days measured2019: lowest 263.05 ft (2019-10-16), highest 266.43 ft (2019-06-21), average 264.35 ft, 365 days measured2020: lowest 262.73 ft (2020-11-22), highest 265.96 ft (2020-05-31), average 264.18 ft, 366 days measured2021: lowest 262.45 ft (2021-12-29), highest 265.41 ft (2021-05-14), average 263.81 ft, 365 days measured2022: lowest 262.01 ft (2022-01-28), highest 266.48 ft (2022-04-28), average 264.08 ft, 365 days measured2023: lowest 262.42 ft (2023-11-15), highest 266.36 ft (2023-05-08), average 264.40 ft, 365 days measured2024: lowest 263.15 ft (2024-12-29), highest 266.48 ft (2024-04-16), average 264.84 ft, 366 days measured2025: lowest 262.31 ft (2025-02-26), highest 266.38 ft (2025-05-23), average 264.00 ft, 365 days measured2026: lowest 262.75 ft (2026-10-21), highest 266.21 ft (2026-06-28), average 264.14 ft, 294 days measured
260262264266268200020072014202120262000: lowest 262.24 ft (2000-12-16), highest 262.65 ft (2000-12-25), average 262.49 ft, 32 days measured2001: lowest 260.82 ft (2001-12-31), highest 265.60 ft (2001-06-18), average 263.03 ft, 365 days measured2002: lowest 260.58 ft (2002-02-19), highest 266.43 ft (2002-06-19), average 263.26 ft, 365 days measured2003: lowest 261.59 ft (2003-03-20), highest 265.52 ft (2003-06-20), average 263.65 ft, 365 days measured2004: lowest 262.34 ft (2004-11-22), highest 266.81 ft (2004-06-03), average 264.20 ft, 363 days measured2005: lowest 262.17 ft (2005-03-22), highest 267.42 ft (2005-05-01), average 264.39 ft, 365 days measured2006: lowest 262.37 ft (2006-12-22), highest 266.93 ft (2006-06-11), average 264.27 ft, 365 days measured2007: lowest 260.92 ft (2007-12-18), highest 266.72 ft (2007-04-24), average 263.83 ft, 365 days measured2008: lowest 261.24 ft (2008-01-01), highest 266.70 ft (2008-05-04), average 264.18 ft, 366 days measured2009: lowest 262.61 ft (2009-11-13), highest 266.82 ft (2009-06-20), average 264.30 ft, 365 days measured2010: lowest 262.55 ft (2010-10-25), highest 266.45 ft (2010-04-02), average 264.33 ft, 365 days measured2011: lowest 262.80 ft (2011-01-28), highest 267.00 ft (2011-05-25), average 264.42 ft, 365 days measured2012: lowest 262.39 ft (2012-12-16), highest 267.45 ft (2012-06-09), average 264.35 ft, 366 days measured2013: lowest 260.93 ft (2013-12-21), highest 266.50 ft (2013-06-15), average 263.88 ft, 358 days measured2014: lowest 260.98 ft (2014-01-05), highest 266.65 ft (2014-06-05), average 263.83 ft, 365 days measured2015: lowest 262.54 ft (2015-03-13), highest 265.79 ft (2015-07-08), average 263.83 ft, 365 days measured2016: lowest 262.35 ft (2016-10-20), highest 265.99 ft (2016-05-14), average 264.26 ft, 366 days measured2017: lowest 262.56 ft (2017-12-31), highest 266.55 ft (2017-06-06), average 264.33 ft, 365 days measured2018: lowest 262.32 ft (2018-01-11), highest 266.18 ft (2018-05-03), average 264.17 ft, 365 days measured2019: lowest 263.05 ft (2019-10-16), highest 266.43 ft (2019-06-21), average 264.35 ft, 365 days measured2020: lowest 262.73 ft (2020-11-22), highest 265.96 ft (2020-05-31), average 264.18 ft, 366 days measured2021: lowest 262.45 ft (2021-12-29), highest 265.41 ft (2021-05-14), average 263.81 ft, 365 days measured2022: lowest 262.01 ft (2022-01-28), highest 266.48 ft (2022-04-28), average 264.08 ft, 365 days measured2023: lowest 262.42 ft (2023-11-15), highest 266.36 ft (2023-05-08), average 264.40 ft, 365 days measured2024: lowest 263.15 ft (2024-12-29), highest 266.48 ft (2024-04-16), average 264.84 ft, 366 days measured2025: lowest 262.31 ft (2025-02-26), highest 266.38 ft (2025-05-23), average 264.00 ft, 365 days measured2026: lowest 262.75 ft (2026-10-21), highest 266.21 ft (2026-06-28), average 264.14 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.

Yearly highs and lows

YearAverageLowLow dateHighHigh date
2026 (294 days)264.14262.75Oct 21266.21Jun 28
2025264.00262.31Feb 26266.38May 23
2024264.84263.15Dec 29266.48Apr 16
2023264.40262.42Nov 15266.36May 8
2022264.08262.01Jan 28266.48Apr 28
2021263.81262.45Dec 29265.41May 14
2020264.18262.73Nov 22265.96May 31
2019264.35263.05Oct 16266.43Jun 21
2018264.17262.32Jan 11266.18May 3
2017264.33262.56Dec 31266.55Jun 6
2016264.26262.35Oct 20265.99May 14
2015263.83262.54Mar 13265.79Jul 8
2014263.83260.98Jan 5266.65Jun 5
2013263.88260.93Dec 21266.50Jun 15
2012264.35262.39Dec 16267.45Jun 9
2011264.42262.80Jan 28267.00May 25
2010264.33262.55Oct 25266.45Apr 2
2009264.30262.61Nov 13266.82Jun 20
2008264.18261.24Jan 1266.70May 4
2007263.83260.92Dec 18266.72Apr 24
2006264.27262.37Dec 22266.93Jun 11
2005264.39262.17Mar 22267.42May 1
2004264.20262.34Nov 22266.81Jun 3
2003263.65261.59Mar 20265.52Jun 20
2002263.26260.58Feb 19266.43Jun 19
2001263.03260.82Dec 31265.60Jun 18
2000 (32 days)262.49262.24Dec 16262.65Dec 25

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

Monthly averages

MonthAverageLowestHighest
January262.98260.64265.49
February262.92260.58264.48
March263.28260.67266.28
April264.71261.40267.34
May265.74263.99267.42
June265.92264.64267.45
July265.42264.50266.40
August264.70263.72265.84
September263.89262.85265.28
October263.26262.15265.06
November263.08260.87265.01
December262.98260.82265.23

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Daily levels as CSV (9,447 rows; credit the original agencies listed below)