Sec. 22a-354h. Definitions.

      Sec. 22a-354h. Definitions. For the purposes of sections 19a-37, 22-6c, 22a-354c, 22a-354e, 22a-354g to 22a-354bb, inclusive, 25-32d, 25-33h, 25-33n and subsection (a) of section 25-84:

      (1) "Regulated activity" means any action, process or condition which the Commissioner of Environmental Protection determines, by regulations adopted in accordance with section 22a-354i, to involve the production, handling, use, storage or disposal of material that may pose a threat to groundwater in an aquifer protection area, including structures and appurtenances utilized in conjunction with the regulated activity;

      (2) "Commissioner" means the Commissioner of Environmental Protection;

      (3) "Well field" means the immediate area surrounding a public drinking water supply well or group of wells;

      (4) "Area of contribution" means the area where the water table or other potentiometric surface is lowered due to the pumping of a well and groundwater flows directly to the well;

      (5) "Recharge area" means the area from which groundwater flows directly to the area of contribution;

      (6) "Aquifer" means a geologic formation, group of formations or part of a formation that contains sufficient saturated, permeable materials to yield significant quantities of water to wells and springs;

      (7) "Affected water company" means any public or private water company owning or operating a public water supply well within an aquifer protection area;

      (8) "Stratified drift" means a predominantly sorted sediment laid down by or in meltwater from glaciers and includes sand, gravel, silt and clay arranged in layers;

      (9) "Municipality" means any town, consolidated town and city, consolidated town and borough, city or borough;

      (10) "Aquifer protection area" means any area consisting of well fields, areas of contribution and recharge areas, identified on maps approved by the Commissioner of Environmental Protection pursuant to sections 22a-354b to 22a-354d, inclusive, within which land uses or activities shall be required to comply with regulations adopted pursuant to section 22a-354o by the municipality where the aquifer protection area is located; and

      (11) "Best management practice" means a practice, procedure or facility designed to prevent, minimize or control spills, leaks or other releases that pose a threat to groundwater.

      (P.A. 89-305, S. 2, 32; P.A. 90-275, S. 1, 9; P.A. 95-218, S. 5.)

      History: P.A. 90-275 redefined "regulated activity" to include a condition which may pose a threat to groundwater and specified that the threatened groundwater must be in an aquifer protection area; P.A. 95-218 redefined "area of contribution" to include other potentiometric surfaces in the location of such areas.