Current through Register Vol. 48, No. 49, December 6, 2024
Section 620.201 - Groundwater DesignationsAll groundwaters of the State are designated as:
a) One of the following four classes of groundwater in accordance with Sections 620.210 through 620.240: 1) Class I: Potable Resource Groundwater;2) Class II: General Resource Groundwater;3) Class III: Special Resource Groundwater;4) Class IV: Other Groundwater;b) A groundwater management zone in accordance with Section 620.250; orc) A groundwater management zone as defined in 35 Ill. Adm. Code 740.120 and established under 35 Ill. Adm. Code 740.530.Ill. Admin. Code tit. 35, § 620.201
Amended at 21 Ill. Reg. 7869, effective July 1, 1997