W73 Other specified cause of accidental non-transport drowning and submersion

Accidental drowning and submersion while in quenching tank
Accidental drowning and submersion while in reservoir

Excludes1: accidental drowning and submersion due to fall into other water (W16.311, W16.321, W16.331)

7th character: The appropriate 7th character is to be added to code W73
7th character definitions: initial encounter
subsequent encounter
sequela