$d=1150\texttt{ kg/m}^3$

$h=100\texttt{ m}$

$$Pression=dgh$$

$$Pression=(1150\texttt{ kg/m}^3)(9,81\texttt{ m/s}^2)(100\texttt{ m})$$

$$\boxed{Pression=1137.95\texttt{ Pa}}$$