Authority: IC 13-14-8-7; IC 13-15-2-1; IC 13-19-3-1
Affected: IC 13-30-2; IC 25-31; IC 36-9-30
Sec. 209.
"Zone of aeration" means a subsurface zone containing water under pressure less than that of the atmosphere including water held by capillarity and air or gases generally under atmospheric pressure.
329 IAC 10-2-209