"Groundwater" means underground water which occurs within the saturated zone and geologic materials where the fluid pressure in the pore space is equal to or greater than atmospheric pressure.
415 ILCS 5/3.210
Groundwater
Known as the Environmental Protection Act
The act spans §§ 415-5-1 to 415-5-7-6 (124 sections).
P.A. 92-574, eff. 6-26-02.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.