"Downhole" means the portion of the underground natural gas storage facility from the first flange attaching the wellhead to the pipeline equipment and continuing down the well casing to and including the storage reservoir.
220 ILCS 20/2.11
Downhole
Known as the Illinois Gas Pipeline Safety Act
The act spans §§ 220-20-1 to 220-20-9 (26 sections).
P.A. 100-1172, eff. 1-4-19.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.