soak·age
| \ -kij, -kēj\
1
: liquid that soaks through or out
also
: the amount gained by absorption or lost by seepage
an analysis of the well water reveals no soakage from the cesspool
2
: the act or process of soaking : the state of being soaked
increase the soakage of rain into the geological layers which store water — Sydney (Australia) Bulletin white oak … is impervious to soakage through the pores— F. P. Hankerson