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
6.6
3.6 - 10.6
19.4
6.6
February
6.3
3.3 - 9.4
17.9
5.9
March
4.3
2.1 - 7.1
16.5
3.5
April
2.9
1.1 - 5.0
11.4
2.5
May
2.2
1.1 - 3.3
6.4
2.0
June
2.6
1.4 - 3.8
16.4
2.1
July
3.5
2.2 - 4.6
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
4.8
2.9 - 7.1
10.9
4.7
November
6.2
4.4 - 8.3
13.4
6.0
December
6.4
3.7 - 9.2
14.2
6.8
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.
