Depth (ft) Temperature (°F)
10 57.5
20 63.5
30 64.9
40 67.4
50 68.3
60 69.3
70 70.1
80 71
90 71.9
100 72.7
120 73.7
140 74.8
160 75.6
180 76.5
200 77.3
220 78.3
240 79.1
260 79.9
280 80.6
300 81.5
320 82.2
340 82.9
360 83.7
380 84.5
400 85.3
420 86.2
440 87.2
460 88.2
480 89
496 89.5