The following chart indicates what typical lake levels have been each month, based on historical data from 1986-present.
Month
Average Feet Below Full1
Range Of Average Highest To Average Lowest Feet Below Full2
Lowest Feet Below Full3
Median Feet Below Full4
January
6.8
3.7 - 11.0
19.4
6.9
February
6.4
3.3 - 9.7
17.9
6.0
March
4.4
2.2 - 7.3
16.5
3.8
April
3.0
1.1 - 5.1
11.4
2.7
May
2.2
1.1 - 3.4
6.4
2.1
June
2.7
1.4 - 3.9
16.4
2.1
July
3.5
2.2 - 4.7
24.0
2.0
August
4.3
2.8 - 5.6
19.8
3.2
September
4.3
2.8 - 5.9
16.4
3.9
October
4.9
2.9 - 7.0
10.9
4.8
November
6.4
4.5 - 8.5
13.4
6.4
December
6.6
3.9 - 9.4
14.2
7.2
1 This is the average of daily water level readings for each month. 2 This is the range of the average of the highest daily water level readings and the lowest daily water level readings for each month. 3 The maximum drawdowns generally occurred in drought years. 4 One half of the daily water level readings are above this figure and one half were below this figure for each month.
