Illinois Administrative Code (Last Updated: March 27, 2024) |
TITLE35. ENVIRONMENTAL PROTECTION |
PART620. GROUNDWATER QUALITY |
SUBPARTD. GROUNDWATER QUALITY STANDARDS |
§ 620.401. Applicability |
§ 620.405. General Prohibitions Against Violations of Groundwater Quality Standards |
§ 620.410. Groundwater Quality Standards for Class I: Potable Resource Groundwater |
§ 620.420. Groundwater Quality Standards for Class II: General Resource Groundwater |
§ 620.430. Groundwater Quality Standards for Class III: Special Resource Groundwater |
§ 620.440. Groundwater Quality Standards for Class IV: Other Groundwater |
§ 620.450. Alternative Groundwater Quality Standards |