Dry Reservoir water level history
Daily records since 1996 · Level today: 307.36 ft
Highest on record
358.89 ft
May 18, 2006
Lowest on record
301.23 ft
Sep 9, 1999
Today
307.36 ft
Oct 21, 2026
Years of data
30
since 1996
In short
Across 28 complete years, 2002 had the lowest average level (307.03 ft) and 2017 the highest (311.17 ft).
On average the lake is lowest in September (306.52 ft) and highest in April (313.67 ft).
Dry Reservoir level, all years
Loading chart…
Measured
Normal range for the date (middle 50% of past years)
Lowest years
Years ranked by their lowest daily level.
- 1999
- 2000
- 2007
- 2014
- 2008
Yearly highs and lows
| Year | Average | Low | Low date | High | High date |
|---|---|---|---|---|---|
| 2026 (292 days) | 308.25 | 306.47 | Feb 27 | 327.31 | May 16 |
| 2025 | 308.25 | 306.44 | Feb 11 | 333.58 | Mar 18 |
| 2024 | 308.42 | 306.25 | Sep 25 | 343.71 | Apr 14 |
| 2023 | 310.45 | 305.53 | Sep 8 | 358.55 | Dec 20 |
| 2022 | 309.14 | 306.45 | Nov 10 | 335.80 | Dec 25 |
| 2021 | 309.23 | 306.91 | Jun 30 | 322.63 | Nov 1 |
| 2020 | 308.31 | 305.73 | Aug 12 | 335.84 | Dec 27 |
| 2019 | 309.90 | 305.87 | Oct 3 | 348.89 | Apr 23 |
| 2018 | 308.73 | 305.34 | Jun 18 | 336.71 | Dec 23 |
| 2017 | 311.17 | 305.81 | Oct 18 | 345.94 | Oct 31 |
| 2016 | 307.75 | 305.85 | Sep 21 | 325.55 | Feb 26 |
| 2015 | 307.73 | 305.69 | Sep 3 | 320.17 | Apr 22 |
| 2014 | 308.06 | 302.47 | Sep 24 | 342.43 | Apr 17 |
| 2013 | 307.41 | 306.11 | Oct 30 | 316.47 | Jul 3 |
| 2012 | 308.18 | 306.00 | Aug 3 | 324.32 | Oct 31 |
| 2011 | 309.25 | 306.12 | Jul 22 | 350.33 | Aug 30 |
| 2010 | 308.32 | 305.46 | Jan 25 | 325.31 | Apr 1 |
| 2009 | 308.23 | 306.09 | Sep 3 | 324.12 | Apr 5 |
| 2008 | 309.19 | 303.01 | Sep 25 | 337.48 | May 1 |
| 2007 | 307.90 | 302.27 | Oct 6 | 339.39 | Apr 20 |
| 2006 | 309.45 | 304.82 | Oct 11 | 358.89 | May 18 |
| 2005 | 309.94 | 306.26 | Sep 14 | 341.51 | Oct 18 |
| 2004 | 307.64 | 306.04 | Jul 28 | 327.10 | Apr 4 |
| 2003 | 308.55 | 305.19 | Sep 19 | 331.28 | Dec 19 |
| 2002 | 307.03 | 303.79 | Sep 22 | 332.92 | Apr 15 |
| 2001 | 307.03 | 305.21 | Nov 17 | 332.32 | Apr 25 |
| 2000 | 307.85 | 302.20 | Sep 14 | 338.52 | Apr 11 |
| 1999 | 307.28 | 301.23 | Sep 9 | 334.44 | Sep 18 |
| 1998 (327 days) | 308.36 | 304.99 | Nov 10 | 339.06 | Jun 20 |
| 1997 | 308.34 | 305.43 | Aug 4 | 332.89 | Apr 20 |
| 1996 (1 days) | 308.69 | 308.69 | Dec 31 | 308.69 | Dec 31 |
Levels in feet. Partial years show the number of days with data.
Monthly averages
| Month | Average | Lowest | Highest |
|---|---|---|---|
| January | 307.70 | 305.46 | 336.08 |
| February | 307.10 | 305.50 | 325.55 |
| March | 309.03 | 305.25 | 336.29 |
| April | 313.67 | 305.41 | 348.89 |
| May | 310.50 | 305.74 | 358.89 |
| June | 307.92 | 305.34 | 339.06 |
| July | 307.55 | 305.30 | 332.79 |
| August | 307.01 | 302.21 | 350.33 |
| September | 306.52 | 301.23 | 334.44 |
| October | 307.83 | 302.27 | 345.94 |
| November | 308.23 | 304.99 | 345.84 |
| December | 309.04 | 305.51 | 358.55 |
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Daily levels as CSV (10,833 rows; credit the original agencies listed below)