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
6.3
3.4 - 10.2
19.4
6.2
February
6.2
3.4 - 9.0
17.9
5.8
March
4.1
1.9 - 7.0
16.5
3.2
April
2.7
1.1 - 4.8
11.4
2.2
May
2.1
1.0 - 3.2
6.4
1.9
June
2.6
1.3 - 3.8
16.4
2.1
July
3.3
2.1 - 4.4
24.0
2.0
August
4.0
2.6 - 5.3
19.8
3.1
September
4.2
2.6 - 5.6
16.4
3.8
October
4.5
2.7 - 6.6
10.9
4.2
November
5.7
3.9 - 7.7
13.4
5.3
December
5.8
3.3 - 8.6
14.2
5.5
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.
