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5.2.34 "Nested well" means the installation of two or more casings in a single borehole
<br /> or excavation for completion of more than one interval.
<br /> 5.2.33
<br /> 5.2.35 "Notice of intent" refers to the forms of the State Engineer titled "Notice of Intent to
<br /> Construct a Monitoring Hole(s)," and "Notice of Intent to Construct Dewatering Wells,"
<br /> which requires no less than seventy two (72) hours'three days notice, including one
<br /> business day, for construction of certain types of structures. See Rule 6.3.
<br /> 5.2.36 5.2.34 "Person" means "an individual, a partnership, a corporation, a municipality, the
<br /> state, the United States, or any other legal entity, public or private." §."§ 37-91-
<br /> 102(11.5), C.R.S.
<br /> 5.2.35
<br /> 5.2.37 "Piezometer hole" means a small-diameter monitoring and observation hole or well that
<br /> is constructed for the sole purpose of monitoring or measuring water pressure or water
<br /> level elevation.
<br /> 5.2.36
<br /> 5.2.38 "Pitless adapter" means a device that is designed to attach to well casing in order to
<br /> permit water service pipes to pass through the wall of a well casing but prevent
<br /> entrance of contaminants into the well or water supply.
<br /> 5.2.37
<br /> 5.2.39 "Pitless unit" means a commercially-manufactured assembly, or other unit approved by
<br /> the Board, designed to be attached to the well casing with an integral mechanical seal
<br /> below ground level, that will permit water service pipes to be connected to the well but
<br /> will prevent the entry of contaminants into the well or the water supply.
<br /> 5.2.38
<br /> 5.2.40 "Plugged, sealed, and abandoned well" means a well that has been filled and grouted
<br /> to (1) prevent the entry of contaminants from the surface into the well, (2) prevent the
<br /> movement of fluids between aquifers through the borehole, (3) maintain natural
<br /> protection against pollution of water-bearing formations, and (4) exclude known sources
<br /> of contamination, as required by section 37-91-110(1)(a)(III), C.R.S.-
<br /> 5.2.41 "Positive displacement" means a procedure whereby a material such as grout is first
<br /> introduced atwithin five (5) feet of the bottom of an interval and is pumped or placed upward
<br /> through the interval, displacing fluids within the interval.
<br /> 5.1.1 5.2.40 "Private driller" means "any individual, corporation, partnership, association, political
<br /> subdivision, or public agency, that uses equipment owned by it to dig, drill, redrill, case,
<br /> recase, deepen, or excavate a well entirely for its own use upon property owned by it." § 37-
<br /> 91-102(12), C.R.S. Private Drgerdriller typically refers to a well owner or their direct
<br /> employee(s) who uses his or heruse their own equipment (not rented, leased, or hired)to
<br /> construct or repair a well located on land he or she ownsthey own (not rentedrent or
<br /> lea..ed).lease).
<br /> 5.2.42 5.2.11 "Private pump installer" means "any individual, corporation, partnership,
<br /> association, political subdivision, or public agency that uses equipment owned by it to install
<br /> pumping equipment on a well entirely for its own use on property owned by it." § 37-91-
<br /> 102(12.5), C.R.S. Private pump installer typically refers to a well owner or their direct
<br /> employee(s) who use their own equipment (not rented, leased or hired) to install pumping
<br /> equipment in a well on land they own (not rent or lease).
<br /> 5.2.43 5.2.12 "Producing aquifer," or "production"Production zone" means that portion of
<br /> the permitted or authorizedadministratively-defined aquifer (as stated on the well permit)
<br /> that consists of permeable geologic material.
<br /> 5.2.44 5.2.13 "Pumping equipment" means "any pump or related equipment used or intended for
<br /> use in withdrawing or obtaining ground watergroundwater, including, but not limited to, well
<br /> seals, pitless adapters, and other safeguards to protect the ground watergroundwater from
<br /> contamination and any waterlines up to and including the pressure tank and any coupling
<br /> appurtenant thereto." § 37-91-102(13), C.R.S.
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