Lake Powell — water-year history
Elevation statistics per water year (Oct 1 – Sep 30), computed from USBR daily values. The current water year is partial.
| Water year | Min (ft) | Min date | Max (ft) | Max date | Mean (ft) |
|---|---|---|---|---|---|
| 2026 | 3,522.96 | 2026-07-25 | 3,545.65 | 2025-10-20 | 3,533.92 |
| 2025 | 3,544.69 | 2025-09-30 | 3,578.01 | 2024-10-01 | 3,563.01 |
| 2024 | 3,558.21 | 2024-04-16 | 3,587.17 | 2024-07-09 | 3,571.23 |
| 2023 | 3,519.92 | 2023-04-13 | 3,584.68 | 2023-07-08 | 3,543.93 |
| 2022 | 3,522.24 | 2022-04-22 | 3,545.35 | 2021-10-05 | 3,533.68 |
| 2021 | 3,545.36 | 2021-09-30 | 3,595.83 | 2020-10-01 | 3,569.41 |
| 2020 | 3,595.98 | 2020-09-30 | 3,615.28 | 2019-10-01 | 3,605.79 |
| 2019 | 3,568.51 | 2019-04-10 | 3,621.68 | 2019-08-03 | 3,590.85 |
| 2018 | 3,592.28 | 2018-09-30 | 3,628.41 | 2017-10-01 | 3,613.73 |
| 2017 | 3,593.85 | 2017-03-15 | 3,635.8 | 2017-07-11 | 3,612.11 |
| 2016 | 3,591.14 | 2016-04-15 | 3,621.45 | 2016-07-09 | 3,604.31 |
| 2015 | 3,589.82 | 2015-05-07 | 3,614.32 | 2015-07-14 | 3,600.95 |
| 2014 | 3,574.21 | 2014-04-12 | 3,609.68 | 2014-07-11 | 3,590.18 |
| 2013 | 3,589.1 | 2013-09-07 | 3,621.48 | 2012-10-01 | 3,602.92 |
| 2012 | 3,621.56 | 2012-09-30 | 3,652.89 | 2011-10-01 | 3,636.56 |
| 2011 | 3,609.7 | 2011-04-09 | 3,660.9 | 2011-07-30 | 3,631.89 |
| 2010 | 3,618.62 | 2010-04-14 | 3,638.82 | 2010-06-30 | 3,628.68 |
| 2009 | 3,609.7 | 2009-04-17 | 3,642.3 | 2009-07-13 | 3,624.28 |
| 2008 | 3,588.24 | 2008-03-09 | 3,633.72 | 2008-07-16 | 3,606.53 |
| 2007 | 3,597.38 | 2007-03-16 | 3,611.68 | 2007-06-25 | 3,604.13 |
| 2006 | 3,588.66 | 2006-04-07 | 3,610.87 | 2006-06-22 | 3,599.71 |
| 2005 | 3,555.1 | 2005-04-08 | 3,608.38 | 2005-07-12 | 3,577.54 |
| 2004 | 3,570.57 | 2004-09-18 | 3,603.72 | 2003-10-01 | 3,587.99 |
| 2003 | 3,603.57 | 2003-09-08 | 3,626.55 | 2002-10-01 | 3,613.62 |
| 2002 | 3,626.53 | 2002-09-30 | 3,664.73 | 2001-10-01 | 3,647.23 |
| 2001 | 3,662.39 | 2001-04-21 | 3,677.74 | 2000-10-01 | 3,668.74 |
| 2000 | 3,675.53 | 2000-05-06 | 3,691.52 | 1999-10-01 | 3,681.15 |
| 1999 | 3,677.2 | 1999-04-21 | 3,694.73 | 1999-07-16 | 3,685.22 |
| 1998 | 3,672.81 | 1998-03-27 | 3,697.06 | 1998-07-07 | 3,685.29 |
| 1997 | 3,663.08 | 1997-03-22 | 3,695.09 | 1997-07-10 | 3,678.16 |
| 1996 | 3,671.79 | 1996-04-03 | 3,688.31 | 1996-07-07 | 3,680.68 |
| 1995 | 3,644.59 | 1995-03-04 | 3,693.75 | 1995-08-03 | 3,661.3 |
| 1994 | 3,653.54 | 1994-04-23 | 3,665.75 | 1994-06-28 | 3,658.98 |
| 1993 | 3,612.46 | 1993-02-19 | 3,668.7 | 1993-07-18 | 3,634.32 |
| 1992 | 3,619.28 | 1992-03-26 | 3,634.01 | 1992-06-23 | 3,625.57 |
| 1991 | 3,627.12 | 1991-04-12 | 3,639.02 | 1991-06-30 | 3,632.76 |
| 1990 | 3,637.58 | 1990-09-28 | 3,665.2 | 1989-10-01 | 3,652.63 |
| 1989 | 3,665.2 | 1989-09-30 | 3,685.58 | 1988-10-02 | 3,676.82 |
| 1988 | 3,681.65 | 1988-02-26 | 3,693.31 | 1988-07-05 | 3,686.48 |
| 1987 | 3,677.47 | 1987-03-05 | 3,698.47 | 1987-06-25 | 3,687.77 |
| 1986 | 3,680.68 | 1986-03-31 | 3,700.02 | 1986-07-27 | 3,688.03 |
| 1985 | 3,674.82 | 1985-03-12 | 3,700.12 | 1985-07-01 | 3,688.31 |
| 1984 | 3,672.99 | 1984-04-18 | 3,702.46 | 1984-07-07 | 3,688.52 |
| 1983 | 3,682.01 | 1983-02-25 | 3,708.34 | 1983-07-14 | 3,691.91 |
| 1982 | 3,661.89 | 1982-02-13 | 3,687.47 | 1982-08-01 | 3,673.37 |
| 1981 | 3,671.96 | 1981-09-30 | 3,687.76 | 1980-10-01 | 3,679.33 |
| 1980 | 3,672.36 | 1979-12-21 | 3,700.59 | 1980-06-29 | 3,682.06 |
| 1979 | 3,626.93 | 1979-02-16 | 3,684.77 | 1979-07-21 | 3,651.17 |
| 1978 | 3,622.29 | 1978-03-06 | 3,652.75 | 1978-07-24 | 3,635 |
| 1977 | 3,636.7 | 1977-09-30 | 3,663.88 | 1976-10-01 | 3,652.64 |
| 1976 | 3,664 | 1976-09-30 | 3,672.27 | 1976-07-05 | 3,667.24 |
| 1975 | 3,645.34 | 1975-02-28 | 3,674.93 | 1975-07-25 | 3,655.39 |
| 1974 | 3,645.68 | 1973-11-07 | 3,667.35 | 1974-06-30 | 3,653.21 |
| 1973 | 3,590.6 | 1973-04-29 | 3,646.19 | 1973-09-19 | 3,615.28 |
| 1972 | 3,603.4 | 1972-09-30 | 3,619.71 | 1972-06-27 | 3,611.79 |
| 1971 | 3,598.8 | 1971-01-12 | 3,622.34 | 1971-07-11 | 3,607.02 |
| 1970 | 3,566.62 | 1970-05-01 | 3,601.77 | 1970-07-15 | 3,580.39 |
| 1969 | 3,539.29 | 1968-12-31 | 3,581.18 | 1969-07-21 | 3,555.92 |
| 1968 | 3,513.3 | 1968-05-05 | 3,550.38 | 1968-08-20 | 3,531.11 |
| 1967 | 3,502.23 | 1967-05-22 | 3,532.85 | 1967-07-27 | 3,521.06 |
| 1966 | 3,529.46 | 1966-09-30 | 3,545.68 | 1966-06-09 | 3,536.6 |
| 1965 | 3,490.76 | 1965-03-18 | 3,533.9 | 1965-08-10 | 3,501.43 |
| 1964 | 3,394.5 | 1964-05-11 | 3,491.72 | 1964-09-28 | 3,440.22 |