Answer
The height of the water is 10.3 m
Work Step by Step
We can find the pressure from the water be equal to the atmospheric pressure as:
$\rho~g~h = P_0$
$h = \frac{P_0}{\rho~g}$
$h = \frac{1.01\times 10^5~N/m^2}{(1000~kg/m^3)(9.80~m/s^2)}$
$h = 10.3~m$
The height of the water is 10.3 meters.