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Lago Patillas water level history

Daily records since 1995 · Level today: 214.85 ft

Highest on record
223.80 ft
Sep 12, 2011
Lowest on record
202.08 ft
Mar 2, 2026
Today
214.85 ft
Oct 23, 2026
Years of data
32
since 1995

In short

Across 28 complete years, 2020 had the lowest average level (208.80 ft) and 2004 the highest (221.57 ft).

On average the lake is lowest in May (216.12 ft) and highest in November (218.34 ft).

Lago Patillas level, all years

Loading chart…

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

Each year's lowest and highest level

2012072132192251995199920032007201120152019202320261995: lowest 211.25 ft (1995-05-28), highest 222.02 ft (1995-09-23), average 218.27 ft, 279 days measured1996: lowest 216.02 ft (1996-07-07), highest 223.60 ft (1996-09-10), average 220.78 ft, 359 days measured1997: lowest 211.26 ft (1997-07-18), highest 222.27 ft (1997-10-15), average 218.87 ft, 329 days measured1998: lowest 220.11 ft (1998-09-20), highest 222.64 ft (1998-09-21), average 221.53 ft, 347 days measured1999: lowest 213.74 ft (1999-06-15), highest 222.19 ft (1999-11-09), average 220.11 ft, 355 days measured2000: lowest 216.26 ft (2000-05-10), highest 222.46 ft (2000-09-17), average 220.30 ft, 354 days measured2001: lowest 216.63 ft (2001-07-23), highest 222.50 ft (2001-08-22), average 219.89 ft, 362 days measured2002: lowest 215.22 ft (2002-06-22), highest 221.98 ft (2002-02-03), average 220.85 ft, 365 days measured2003: lowest 219.42 ft (2003-11-21), highest 223.23 ft (2003-11-13), average 221.45 ft, 365 days measured2004: lowest 218.90 ft (2004-09-14), highest 222.10 ft (2004-09-08), average 221.57 ft, 353 days measured2005: lowest 208.73 ft (2005-05-15), highest 222.29 ft (2005-10-28), average 219.44 ft, 356 days measured2006: lowest 220.17 ft (2006-06-21), highest 222.08 ft (2006-10-19), average 221.31 ft, 365 days measured2007: lowest 212.67 ft (2007-07-05), highest 222.18 ft (2007-12-11), average 218.31 ft, 365 days measured2008: lowest 209.96 ft (2008-09-21), highest 221.97 ft (2008-11-14), average 219.85 ft, 359 days measured2009: lowest 215.76 ft (2009-05-18), highest 222.19 ft (2009-06-13), average 220.98 ft, 361 days measured2010: lowest 216.80 ft (2010-06-22), highest 223.13 ft (2010-10-07), average 221.14 ft, 352 days measured2011: lowest 216.05 ft (2011-04-26), highest 223.80 ft (2011-09-12), average 220.95 ft, 347 days measured2012: lowest 217.13 ft (2012-08-22), highest 222.45 ft (2012-05-17), average 220.92 ft, 366 days measured2013: lowest 212.21 ft (2013-04-16), highest 222.87 ft (2013-08-20), average 220.06 ft, 353 days measured2014: lowest 218.67 ft (2014-08-01), highest 222.33 ft (2014-01-08), average 221.08 ft, 361 days measured2015: lowest 203.43 ft (2015-08-27), highest 222.05 ft (2015-12-28), average 214.48 ft, 365 days measured2016: lowest 207.74 ft (2016-08-05), highest 222.01 ft (2016-01-01), average 210.81 ft, 366 days measured2017: lowest 209.09 ft (2017-01-05), highest 222.71 ft (2017-09-20), average 211.23 ft, 329 days measured2018: lowest 209.11 ft (2018-06-28), highest 214.49 ft (2018-06-24), average 210.52 ft, 365 days measured2019: lowest 208.80 ft (2019-12-11), highest 216.00 ft (2019-04-29), average 210.45 ft, 364 days measured2020: lowest 202.29 ft (2020-07-06), highest 218.15 ft (2020-11-11), average 208.80 ft, 366 days measured2021: lowest 202.45 ft (2021-06-01), highest 215.46 ft (2021-10-12), average 209.37 ft, 365 days measured2022: lowest 208.87 ft (2022-02-03), highest 221.07 ft (2022-09-18), average 212.30 ft, 363 days measured2023: lowest 210.44 ft (2023-04-05), highest 218.84 ft (2023-08-26), average 213.29 ft, 364 days measured2024: lowest 210.79 ft (2024-08-08), highest 222.13 ft (2024-11-19), average 213.31 ft, 366 days measured2025: lowest 211.20 ft (2025-01-13), highest 217.81 ft (2025-05-15), average 212.98 ft, 365 days measured2026: lowest 202.08 ft (2026-03-02), highest 217.36 ft (2026-10-12), average 211.55 ft, 295 days measured
201207213219225199520032011201920261995: lowest 211.25 ft (1995-05-28), highest 222.02 ft (1995-09-23), average 218.27 ft, 279 days measured1996: lowest 216.02 ft (1996-07-07), highest 223.60 ft (1996-09-10), average 220.78 ft, 359 days measured1997: lowest 211.26 ft (1997-07-18), highest 222.27 ft (1997-10-15), average 218.87 ft, 329 days measured1998: lowest 220.11 ft (1998-09-20), highest 222.64 ft (1998-09-21), average 221.53 ft, 347 days measured1999: lowest 213.74 ft (1999-06-15), highest 222.19 ft (1999-11-09), average 220.11 ft, 355 days measured2000: lowest 216.26 ft (2000-05-10), highest 222.46 ft (2000-09-17), average 220.30 ft, 354 days measured2001: lowest 216.63 ft (2001-07-23), highest 222.50 ft (2001-08-22), average 219.89 ft, 362 days measured2002: lowest 215.22 ft (2002-06-22), highest 221.98 ft (2002-02-03), average 220.85 ft, 365 days measured2003: lowest 219.42 ft (2003-11-21), highest 223.23 ft (2003-11-13), average 221.45 ft, 365 days measured2004: lowest 218.90 ft (2004-09-14), highest 222.10 ft (2004-09-08), average 221.57 ft, 353 days measured2005: lowest 208.73 ft (2005-05-15), highest 222.29 ft (2005-10-28), average 219.44 ft, 356 days measured2006: lowest 220.17 ft (2006-06-21), highest 222.08 ft (2006-10-19), average 221.31 ft, 365 days measured2007: lowest 212.67 ft (2007-07-05), highest 222.18 ft (2007-12-11), average 218.31 ft, 365 days measured2008: lowest 209.96 ft (2008-09-21), highest 221.97 ft (2008-11-14), average 219.85 ft, 359 days measured2009: lowest 215.76 ft (2009-05-18), highest 222.19 ft (2009-06-13), average 220.98 ft, 361 days measured2010: lowest 216.80 ft (2010-06-22), highest 223.13 ft (2010-10-07), average 221.14 ft, 352 days measured2011: lowest 216.05 ft (2011-04-26), highest 223.80 ft (2011-09-12), average 220.95 ft, 347 days measured2012: lowest 217.13 ft (2012-08-22), highest 222.45 ft (2012-05-17), average 220.92 ft, 366 days measured2013: lowest 212.21 ft (2013-04-16), highest 222.87 ft (2013-08-20), average 220.06 ft, 353 days measured2014: lowest 218.67 ft (2014-08-01), highest 222.33 ft (2014-01-08), average 221.08 ft, 361 days measured2015: lowest 203.43 ft (2015-08-27), highest 222.05 ft (2015-12-28), average 214.48 ft, 365 days measured2016: lowest 207.74 ft (2016-08-05), highest 222.01 ft (2016-01-01), average 210.81 ft, 366 days measured2017: lowest 209.09 ft (2017-01-05), highest 222.71 ft (2017-09-20), average 211.23 ft, 329 days measured2018: lowest 209.11 ft (2018-06-28), highest 214.49 ft (2018-06-24), average 210.52 ft, 365 days measured2019: lowest 208.80 ft (2019-12-11), highest 216.00 ft (2019-04-29), average 210.45 ft, 364 days measured2020: lowest 202.29 ft (2020-07-06), highest 218.15 ft (2020-11-11), average 208.80 ft, 366 days measured2021: lowest 202.45 ft (2021-06-01), highest 215.46 ft (2021-10-12), average 209.37 ft, 365 days measured2022: lowest 208.87 ft (2022-02-03), highest 221.07 ft (2022-09-18), average 212.30 ft, 363 days measured2023: lowest 210.44 ft (2023-04-05), highest 218.84 ft (2023-08-26), average 213.29 ft, 364 days measured2024: lowest 210.79 ft (2024-08-08), highest 222.13 ft (2024-11-19), average 213.31 ft, 366 days measured2025: lowest 211.20 ft (2025-01-13), highest 217.81 ft (2025-05-15), average 212.98 ft, 365 days measured2026: lowest 202.08 ft (2026-03-02), highest 217.36 ft (2026-10-12), average 211.55 ft, 295 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.

  • 2020202.29 ft on Jul 6
  • 2021202.45 ft on Jun 1
  • 2015203.43 ft on Aug 27
  • 2016207.74 ft on Aug 5
  • 2005208.73 ft on May 15

Yearly highs and lows

YearAverageLowLow dateHighHigh date
2026 (295 days)211.55202.08Mar 2217.36Oct 12
2025212.98211.20Jan 13217.81May 15
2024213.31210.79Aug 8222.13Nov 19
2023213.29210.44Apr 5218.84Aug 26
2022212.30208.87Feb 3221.07Sep 18
2021209.37202.45Jun 1215.46Oct 12
2020208.80202.29Jul 6218.15Nov 11
2019210.45208.80Dec 11216.00Apr 29
2018210.52209.11Jun 28214.49Jun 24
2017 (329 days)211.23209.09Jan 5222.71Sep 20
2016210.81207.74Aug 5222.01Jan 1
2015214.48203.43Aug 27222.05Dec 28
2014221.08218.67Aug 1222.33Jan 8
2013220.06212.21Apr 16222.87Aug 20
2012220.92217.13Aug 22222.45May 17
2011220.95216.05Apr 26223.80Sep 12
2010221.14216.80Jun 22223.13Oct 7
2009220.98215.76May 18222.19Jun 13
2008219.85209.96Sep 21221.97Nov 14
2007218.31212.67Jul 5222.18Dec 11
2006221.31220.17Jun 21222.08Oct 19
2005219.44208.73May 15222.29Oct 28
2004221.57218.90Sep 14222.10Sep 8
2003221.45219.42Nov 21223.23Nov 13
2002220.85215.22Jun 22221.98Feb 3
2001219.89216.63Jul 23222.50Aug 22
2000220.30216.26May 10222.46Sep 17
1999220.11213.74Jun 15222.19Nov 9
1998221.53220.11Sep 20222.64Sep 21
1997 (329 days)218.87211.26Jul 18222.27Oct 15
1996220.78216.02Jul 7223.60Sep 10
1995 (279 days)218.27211.25May 28222.02Sep 23

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

Monthly averages

MonthAverageLowestHighest
January217.88208.51222.33
February217.57202.74222.23
March216.52202.08222.14
April216.25205.19221.97
May216.12202.52222.70
June216.24202.45222.85
July216.21202.29222.67
August216.74203.43222.87
September217.27204.64223.80
October217.71204.51223.13
November218.34208.84223.23
December218.27208.80222.51

Download

Daily levels as CSV (11,326 rows; credit the original agencies listed below)