Country: USA
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Caillou Lake (Sister Lake) Sw of Dulac water level history

Daily records since 1997 · Level today: 1.94 ft

Highest on record
6.01 ft
Sep 12, 2008
Lowest on record
-0.90 ft
Mar 1, 2009
Today
1.94 ft
Oct 24, 2026
Years of data
29
since 1997

In short

Across 21 complete years, 2006 had the lowest average level (0.95 ft) and 2024 the highest (1.66 ft).

On average the lake is lowest in January (0.79 ft) and highest in September (1.72 ft).

Caillou Lake (Sister Lake) Sw of Dulac level, all years

Loading chart…

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

Each year's lowest and highest level

-11346199720012005200920132017202120261997: lowest -0.64 ft (1997-12-29), highest 2.06 ft (1997-10-12), average 0.83 ft, 187 days measured1998: lowest -0.07 ft (1998-01-01), highest 3.12 ft (1998-09-11), average 1.14 ft, 355 days measured1999: lowest -0.11 ft (1999-01-04), highest 2.47 ft (1999-10-08), average 1.00 ft, 365 days measured2000: lowest -0.31 ft (2000-01-14), highest 1.89 ft (2000-09-09), average 0.86 ft, 260 days measured2001: lowest 0.37 ft (2001-12-20), highest 2.90 ft (2001-10-13), average 1.15 ft, 93 days measured2002: lowest -0.23 ft (2002-01-07), highest 2.11 ft (2002-09-08), average 1.01 ft, 300 days measured2003: lowest -0.43 ft (2003-01-23), highest 2.77 ft (2003-06-30), average 1.17 ft, 364 days measured2004: lowest -0.27 ft (2004-12-14), highest 2.58 ft (2004-10-08), average 1.09 ft, 366 days measured2005: lowest -0.14 ft (2005-11-17), highest 2.13 ft (2005-10-05), average 1.10 ft, 359 days measured2006: lowest -0.56 ft (2006-01-14), highest 3.24 ft (2006-10-16), average 0.95 ft, 342 days measured2007: lowest -0.51 ft (2007-02-18), highest 2.48 ft (2007-10-07), average 1.09 ft, 340 days measured2008: lowest -0.10 ft (2008-12-01), highest 6.01 ft (2008-09-12), average 1.19 ft, 355 days measured2009: lowest -0.90 ft (2009-03-01), highest 2.83 ft (2009-10-22), average 1.24 ft, 363 days measured2010: lowest -0.58 ft (2010-12-13), highest 2.88 ft (2010-07-07), average 1.03 ft, 365 days measured2011: lowest -0.32 ft (2011-02-02), highest 3.59 ft (2011-09-04), average 1.09 ft, 365 days measured2012: lowest -0.08 ft (2012-12-29), highest 3.46 ft (2012-08-30), average 1.34 ft, 366 days measured2013: lowest -0.04 ft (2013-01-17), highest 2.84 ft (2013-10-05), average 1.34 ft, 359 days measured2014: lowest -0.71 ft (2014-01-06), highest 2.26 ft (2014-10-13), average 1.17 ft, 365 days measured2015: lowest -0.15 ft (2015-03-05), highest 3.22 ft (2015-10-25), average 1.34 ft, 359 days measured2016: lowest -0.24 ft (2016-02-09), highest 2.64 ft (2016-04-30), average 1.55 ft, 335 days measured2017: lowest 0.37 ft (2017-01-07), highest 2.99 ft (2017-10-07), average 1.53 ft, 188 days measured2018: lowest -0.42 ft (2018-01-01), highest 3.60 ft (2018-10-09), average 1.51 ft, 355 days measured2019: lowest 0.02 ft (2019-01-20), highest 5.47 ft (2019-07-13), average 1.65 ft, 365 days measured2020: lowest 0.05 ft (2020-02-21), highest 3.48 ft (2020-08-26), average 1.51 ft, 315 days measured2021: lowest 0.25 ft (2021-10-29), highest 2.79 ft (2021-05-21), average 1.77 ft, 310 days measured2022: lowest -0.42 ft (2022-01-16), highest 2.35 ft (2022-05-21), average 1.43 ft, 355 days measured2023: lowest 0.31 ft (2023-01-13), highest 2.57 ft (2023-10-03), average 1.52 ft, 352 days measured2024: lowest -0.06 ft (2024-01-16), highest 3.96 ft (2024-09-11), average 1.66 ft, 342 days measured2025: lowest -0.04 ft (2025-01-21), highest 2.80 ft (2025-04-05), average 1.54 ft, 326 days measured2026: lowest -0.79 ft (2026-01-31), highest 2.89 ft (2026-10-10), average 1.48 ft, 281 days measured
-11346199720052013202120261997: lowest -0.64 ft (1997-12-29), highest 2.06 ft (1997-10-12), average 0.83 ft, 187 days measured1998: lowest -0.07 ft (1998-01-01), highest 3.12 ft (1998-09-11), average 1.14 ft, 355 days measured1999: lowest -0.11 ft (1999-01-04), highest 2.47 ft (1999-10-08), average 1.00 ft, 365 days measured2000: lowest -0.31 ft (2000-01-14), highest 1.89 ft (2000-09-09), average 0.86 ft, 260 days measured2001: lowest 0.37 ft (2001-12-20), highest 2.90 ft (2001-10-13), average 1.15 ft, 93 days measured2002: lowest -0.23 ft (2002-01-07), highest 2.11 ft (2002-09-08), average 1.01 ft, 300 days measured2003: lowest -0.43 ft (2003-01-23), highest 2.77 ft (2003-06-30), average 1.17 ft, 364 days measured2004: lowest -0.27 ft (2004-12-14), highest 2.58 ft (2004-10-08), average 1.09 ft, 366 days measured2005: lowest -0.14 ft (2005-11-17), highest 2.13 ft (2005-10-05), average 1.10 ft, 359 days measured2006: lowest -0.56 ft (2006-01-14), highest 3.24 ft (2006-10-16), average 0.95 ft, 342 days measured2007: lowest -0.51 ft (2007-02-18), highest 2.48 ft (2007-10-07), average 1.09 ft, 340 days measured2008: lowest -0.10 ft (2008-12-01), highest 6.01 ft (2008-09-12), average 1.19 ft, 355 days measured2009: lowest -0.90 ft (2009-03-01), highest 2.83 ft (2009-10-22), average 1.24 ft, 363 days measured2010: lowest -0.58 ft (2010-12-13), highest 2.88 ft (2010-07-07), average 1.03 ft, 365 days measured2011: lowest -0.32 ft (2011-02-02), highest 3.59 ft (2011-09-04), average 1.09 ft, 365 days measured2012: lowest -0.08 ft (2012-12-29), highest 3.46 ft (2012-08-30), average 1.34 ft, 366 days measured2013: lowest -0.04 ft (2013-01-17), highest 2.84 ft (2013-10-05), average 1.34 ft, 359 days measured2014: lowest -0.71 ft (2014-01-06), highest 2.26 ft (2014-10-13), average 1.17 ft, 365 days measured2015: lowest -0.15 ft (2015-03-05), highest 3.22 ft (2015-10-25), average 1.34 ft, 359 days measured2016: lowest -0.24 ft (2016-02-09), highest 2.64 ft (2016-04-30), average 1.55 ft, 335 days measured2017: lowest 0.37 ft (2017-01-07), highest 2.99 ft (2017-10-07), average 1.53 ft, 188 days measured2018: lowest -0.42 ft (2018-01-01), highest 3.60 ft (2018-10-09), average 1.51 ft, 355 days measured2019: lowest 0.02 ft (2019-01-20), highest 5.47 ft (2019-07-13), average 1.65 ft, 365 days measured2020: lowest 0.05 ft (2020-02-21), highest 3.48 ft (2020-08-26), average 1.51 ft, 315 days measured2021: lowest 0.25 ft (2021-10-29), highest 2.79 ft (2021-05-21), average 1.77 ft, 310 days measured2022: lowest -0.42 ft (2022-01-16), highest 2.35 ft (2022-05-21), average 1.43 ft, 355 days measured2023: lowest 0.31 ft (2023-01-13), highest 2.57 ft (2023-10-03), average 1.52 ft, 352 days measured2024: lowest -0.06 ft (2024-01-16), highest 3.96 ft (2024-09-11), average 1.66 ft, 342 days measured2025: lowest -0.04 ft (2025-01-21), highest 2.80 ft (2025-04-05), average 1.54 ft, 326 days measured2026: lowest -0.79 ft (2026-01-31), highest 2.89 ft (2026-10-10), average 1.48 ft, 281 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.

  • 2009-0.90 ft on Mar 1
  • 2014-0.71 ft on Jan 6
  • 2010-0.58 ft on Dec 13
  • 2006-0.56 ft on Jan 14
  • 2007-0.51 ft on Feb 18

Yearly highs and lows

YearAverageLowLow dateHighHigh date
2026 (281 days)1.48-0.79Jan 312.89Oct 10
2025 (326 days)1.54-0.04Jan 212.80Apr 5
20241.66-0.06Jan 163.96Sep 11
20231.520.31Jan 132.57Oct 3
20221.43-0.42Jan 162.35May 21
2021 (310 days)1.770.25Oct 292.79May 21
2020 (315 days)1.510.05Feb 213.48Aug 26
20191.650.02Jan 205.47Jul 13
20181.51-0.42Jan 13.60Oct 9
2017 (188 days)1.530.37Jan 72.99Oct 7
20161.55-0.24Feb 92.64Apr 30
20151.34-0.15Mar 53.22Oct 25
20141.17-0.71Jan 62.26Oct 13
20131.34-0.04Jan 172.84Oct 5
20121.34-0.08Dec 293.46Aug 30
20111.09-0.32Feb 23.59Sep 4
20101.03-0.58Dec 132.88Jul 7
20091.24-0.90Mar 12.83Oct 22
20081.19-0.10Dec 16.01Sep 12
20071.09-0.51Feb 182.48Oct 7
20060.95-0.56Jan 143.24Oct 16
20051.10-0.14Nov 172.13Oct 5
20041.09-0.27Dec 142.58Oct 8
20031.17-0.43Jan 232.77Jun 30
2002 (300 days)1.01-0.23Jan 72.11Sep 8
2001 (93 days)1.150.37Dec 202.90Oct 13
2000 (260 days)0.86-0.31Jan 141.89Sep 9
19991.00-0.11Jan 42.47Oct 8
19981.14-0.07Jan 13.12Sep 11
1997 (187 days)0.83-0.64Dec 292.06Oct 12

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

Monthly averages

MonthAverageLowestHighest
January0.79-0.792.31
February0.87-0.512.07
March1.07-0.902.78
April1.28-0.212.80
May1.430.072.79
June1.410.132.82
July1.260.445.47
August1.38-0.033.48
September1.720.446.01
October1.680.223.60
November1.34-0.143.21
December1.01-0.642.50

Download

Daily levels as CSV (9,752 rows; credit the original agencies listed below)