C. J. Brown Reservoir water level history
Daily records since 2002 · Level today: 1,010.74 ft
Highest on record
1,015.60 ft
Jan 14, 2005
Lowest on record
759.16 ft
Dec 1, 2009
Today
1,010.74 ft
Oct 21, 2026
Years of data
25
since 2002
In short
Across 23 complete years, 2009 had the lowest average level (1,004.86 ft) and 2008 the highest (1,010.91 ft).
On average the lake is lowest in November (1,007.20 ft) and highest in June (1,012.14 ft).
C. J. Brown Reservoir level, all years
Loading chart…
Measured
Normal range for the date (middle 50% of past years)
Full pool
Lowest years
Years ranked by their lowest daily level.
- 2009
- 2006
- 2005
- 2011
- 2014
Yearly highs and lows
| Year | Average | Low | Low date | High | High date |
|---|---|---|---|---|---|
| 2026 (294 days) | 1,010.95 | 1,009.03 | Jan 16 | 1,014.06 | May 28 |
| 2025 | 1,010.76 | 1,009.00 | Mar 3 | 1,012.96 | May 7 |
| 2024 | 1,010.65 | 1,009.01 | Feb 27 | 1,012.35 | Aug 2 |
| 2023 | 1,010.69 | 1,009.01 | Feb 13 | 1,012.66 | May 14 |
| 2022 | 1,010.90 | 1,009.03 | Dec 27 | 1,012.97 | Jul 7 |
| 2021 | 1,010.57 | 1,008.99 | Mar 9 | 1,012.26 | Jul 25 |
| 2020 | 1,010.69 | 1,008.96 | Mar 26 | 1,013.53 | May 20 |
| 2019 | 1,010.81 | 1,008.99 | Dec 19 | 1,013.51 | May 20 |
| 2018 | 1,010.76 | 1,009.01 | Nov 29 | 1,012.81 | Sep 10 |
| 2017 | 1,010.77 | 1,008.99 | Dec 27 | 1,012.93 | Jul 12 |
| 2016 | 1,010.71 | 1,008.94 | Jan 20 | 1,012.29 | Aug 16 |
| 2015 | 1,010.70 | 1,008.93 | Feb 20 | 1,013.45 | Jun 22 |
| 2014 | 1,010.66 | 1,008.89 | Feb 12 | 1,012.62 | May 16 |
| 2013 | 1,010.59 | 1,008.92 | Dec 12 | 1,012.26 | Jul 10 |
| 2012 | 1,010.56 | 1,008.92 | Dec 31 | 1,012.33 | May 9 |
| 2011 | 1,010.90 | 1,007.95 | Mar 28 | 1,014.86 | May 12 |
| 2010 | 1,010.79 | 1,008.96 | Feb 12 | 1,012.90 | Jun 13 |
| 2009 | 1,004.86 | 759.16 | Dec 1 | 1,012.35 | Jul 12 |
| 2008 | 1,010.91 | 1,008.91 | Jan 7 | 1,013.16 | Jun 6 |
| 2007 | 1,010.86 | 1,008.94 | Feb 23 | 1,012.36 | Aug 21 |
| 2006 | 1,009.46 | 1,003.87 | Feb 8 | 1,013.12 | Jun 8 |
| 2005 | 1,010.86 | 1,003.97 | Dec 31 | 1,015.60 | Jan 14 |
| 2004 | 1,010.87 | 1,009.00 | Mar 14 | 1,012.81 | Jun 14 |
| 2003 | 1,010.89 | 1,008.98 | Jan 7 | 1,013.10 | Sep 2 |
| 2002 (322 days) | 1,010.91 | 1,008.97 | Jan 1 | 1,012.96 | May 14 |
Levels in feet. Partial years show the number of days with data.
Monthly averages
| Month | Average | Lowest | Highest |
|---|---|---|---|
| January | 1,009.13 | 1,003.90 | 1,015.60 |
| February | 1,009.02 | 1,003.87 | 1,011.92 |
| March | 1,009.24 | 1,004.44 | 1,011.56 |
| April | 1,010.55 | 1,008.15 | 1,013.67 |
| May | 1,012.11 | 1,010.23 | 1,014.86 |
| June | 1,012.14 | 1,011.93 | 1,013.45 |
| July | 1,012.11 | 1,011.93 | 1,013.01 |
| August | 1,012.08 | 1,011.89 | 1,012.86 |
| September | 1,011.91 | 1,011.16 | 1,013.10 |
| October | 1,010.83 | 1,009.76 | 1,011.67 |
| November | 1,007.20 | 809.17 | 1,011.67 |
| December | 1,008.60 | 759.16 | 1,010.89 |
Download
Daily levels as CSV (8,784 rows; credit the original agencies listed below)