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HABITABLE STRUCTURE A structure that meets the requirements of 105 CMR 410.000: Minimum Standards of Fitness for Human Habitation (State Sanitary Code, Chapter II).

IRRIGATION WELL A well (required to be 100 feet or greater in depth) not intended for potable use and not connected to a domestic supply.

MCL Maximum concentration limit.

NONESSENTIAL PRIVATE WELL Any well not used as a potable water source, including but not limited to irrigation wells.

OPEN-LOOP BOREHOLE A water well designed to produce source water above land surface to provide heat transfer to a geothermal well. It is then returned to its source.

PERSON An individual, corporation, company, association, trust, or partnership.

POINT OF ENTRY The location where water distribution enters a structure.

POINT WELL Any well utilizing a drive-well point which is driven into the ground.

PRIVATE WELL Any dug, driven, or drilled hole, with a depth greater than its largest surface diameter, developed to supply water intended and/or used for human consumption and that will not serve either a number of service connections or a number of individuals sufficient to qualify as a public water system as defined in 310 CMR 22.00.

PUMPING TEST A procedure used to determine the characteristics of a well and adjacent aquifer by installing and operating a pump.

REGISTERED WELL DRILLER Any person registered with the Department of Environmental Protection, Bureau of Resources Protection, to dig or drill wells in the Commonwealth of Massachusetts.

SHALLOW WELL Any well with a total depth of less than 100 feet, including but not limited to points, dug wells, driven wells, and wash wells.

SILLCOCK SPIGOT Any faucet with a direct connection to a dwelling.

STATIC WATER LEVEL The level of water in a well under nonpumping conditions.

STRUCTURE A combination of materials assembled at a fixed location to give support or shelter, such as a building, framework, retaining wall, fence, or the like.

WASH WELL Any well created through the removal of soils by water or fluid prior to the placement of the well piping; also known as "jetted well."

WELL A. An excavation or opening into the ground made by digging, boring, drilling, driving or other methods. B. Unless the context requires otherwise, words not herein defined shall have the same meaning as given in the applicable regulations of the Department of Environmental Protection (DEP). C. The following are not wells for the production of water as used in these regulations: (1) Post holes; (2) An excavation for the purpose of obtaining or prospecting for oil, natural gas, minerals other than water, products of mining and quarrying; (3) Injection well regulated under DEP UIC program; (4) Cathodic protection wells; (5) Wells used for dewatering purposes in construction work; (6) Monitor wells, geographical test borings and piezom...

A. The application for a permit for the installation of any nonexempt well or borehole shall be made by a contractor, appropriately licensed. B. The property owner or his designated representative shall obtain a permit from the Board of Health or its agent prior to the commencement of construction and/or deconstruction of a private well, nonessential private well, irrigation well, monitoring well, hydrogeological well, geothermal well, agricultural well, drilled hole, borehole, or other hole drilled by mechanical means to a depth greater than 10 feet, and any other structure that is considered a well. C. Any new dwelling or occupied structure on property with a lot line that is within 500 feet of a municipal or water department service line must be co...

The following shall be submitted to the Board of Health or its agent within 30 days after completion of construction of any well: A. A copy of the state's Water Well Completion Report. B. A copy of the Water Quality Report required pursuant to § 145-18 of these regulations.

A. In locating a well, the applicant shall identify all potential sources of contaminants which exist or are proposed within 400 feet. When possible, the well shall be located upgradient of all potential sources of contamination and shall be as far removed from potential sources of contamination as possible, given the layout of the premises. B. Each well or borehole shall be accessible for repair, maintenance, testing, and inspection. The well shall be completed in a water-bearing formation that will produce the required quantity of water under normal operating conditions. C. The following minimum lateral/circumferential distances from potential sources of contamination shall apply: Source of Contamination Minimum Lateral/Circumferential Distance (...