| Allatoona Lake Elevation Percentiles by Month | ||||||||||||
| Period of record May 1975 - Jul 1975 | ||||||||||||
| Month | P05 | P10 | P20 | P30 | P40 | P50 | P60 | P70 | P80 | P90 | P95 | Avg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | 820.16 | 821.68 | 823.07 | 824.00 | 824.83 | 825.62 | 826.61 | 827.78 | 829.15 | 832.27 | 834.67 | 826.27 |
| Feb | 824.79 | 826.22 | 827.58 | 828.17 | 828.82 | 829.54 | 830.26 | 830.99 | 832.37 | 834.74 | 837.81 | 830.16 |
| Mar | 829.94 | 831.20 | 832.45 | 833.28 | 834.06 | 834.92 | 835.67 | 836.80 | 838.28 | 841.13 | 845.19 | 835.75 |
| Apr | 834.77 | 835.71 | 836.90 | 837.83 | 838.59 | 839.29 | 839.91 | 840.56 | 841.27 | 842.92 | 849.14 | 839.66 |
| May | 836.15 | 838.54 | 839.57 | 839.92 | 840.19 | 840.45 | 840.79 | 841.17 | 841.59 | 842.96 | 844.28 | 840.56 |
| Jun | 834.94 | 837.25 | 839.25 | 839.71 | 839.95 | 840.19 | 840.43 | 840.75 | 841.09 | 841.46 | 841.86 | 839.76 |
| Jul | 834.46 | 835.40 | 837.92 | 838.96 | 839.52 | 839.82 | 840.00 | 840.24 | 840.58 | 841.29 | 841.83 | 839.10 |
| Aug | 831.96 | 833.32 | 834.96 | 836.31 | 837.40 | 838.46 | 839.08 | 839.52 | 839.99 | 840.46 | 840.92 | 837.50 |
| Sep | 829.01 | 830.43 | 832.60 | 833.78 | 834.91 | 836.17 | 837.03 | 837.84 | 838.57 | 839.42 | 840.06 | 835.51 |
| Oct | 825.13 | 827.39 | 830.25 | 831.71 | 832.70 | 833.55 | 834.35 | 835.40 | 836.38 | 837.55 | 838.91 | 833.19 |
| Nov | 822.60 | 824.36 | 827.46 | 828.63 | 829.29 | 829.98 | 830.74 | 831.70 | 832.94 | 834.40 | 835.96 | 829.81 |
| Dec | 819.64 | 821.50 | 823.21 | 823.96 | 824.67 | 825.50 | 826.22 | 827.23 | 828.60 | 830.99 | 832.55 | 825.93 |