# Water pressure

Assuming the density of sea water to be 1025 kg/m$^3$ (in fact it is slightly variable), pressure increases by 1 atm with each 10 m of depth. Deep in the ocean, under high pressure, seawater can reach a density of 1050 kg/m$^3$ or higher.

Symbol
$p_w$
Unit
bar
Formulae
$10d_w \zeta_w g{\cdot}{10}^{-6}$
Related
$d_w$
$\zeta_w$
Density of water [kg/m$^3$]