Table 1.
Effects of Depth on Ambient Pressure
Sea Water (feet)
Absolute Pressure (atm)
Mercury (mm)
Pounds per Square Inch
0 (sea level)
1
760
14.7
33
2
1520
29.4
66
3
2280
44.1
99
4
3040
58.8
132
5
3800
73.5