New Jersey Administrative Code › Title 7 - ENVIRONMENTAL PROTECTION › Chapter 14B - UNDERGROUND STORAGE TANKS › Subchapter 1 - GENERAL INFORMATION › Section 7:14B-1.6 - Definitions

Current through Register Vol. 56, No. 14, July 15, 2024
As used in this chapter, the following words and terms shall
				  have the following meanings, unless the context clearly indicates
				  otherwise
"Abandon in place" or "abandonment in place" means a tank
				  permanently eliminated from service by following the procedures in American
				  Petroleum Institute Recommended Practice 1604, "Closure of Underground
				  Petroleum Storage Tanks," as supplemented or amended, and left in the
				  ground.
"Activity" means any one of the following:
1. Installation of a new underground storage tank
				  system;
2. Closure of an underground storage tank system; or
3. Substantial modification of an underground storage tank
				  system.
"Airport hydrant system" means an underground storage tank
				  system that distributes fuel to aircraft and operates under high pressure with
				  large diameter piping that typically terminates into one or more hydrants (fill
				  stands). The airport hydrant system begins where fuel enters one or more tanks
				  from an external source, such as a pipeline, barge, rail car, or other motor
				  fuel carrier.
"Amendment to certification" means any change of the
				  certification for the purpose of correction, addition or deletion of
				  information.
"Ancillary equipment" means any device including, but not
				  limited to, piping, fittings, flanges, valves, and pumps used to distribute,
				  meter, or control the flow of regulated substances to and from an UST.
"Annual aggregate" means the total remediation costs incurred
				  within a single year for all discharges from underground storage tank systems
				  covered by a single financial instrument.
"Annular space" means the space created between the primary
				  and secondary container of a secondarily contained underground storage tank
				  system, including ancillary piping and containment systems.
"Aquifer" means a geological formation, group of formations,
				  or part of a formation that is capable of yielding a significant amount of
				  water to a well or spring.
"Beneath the surface of the ground" means beneath the ground
				  surface or otherwise covered with earthen materials.
"Business firm" means any entity, whether a sole
				  proprietorship, partnership, or corporation, which provides services to
				  underground storage tanks, such services being required for the purposes of
				  complying with the provisions of 58:10A-21 et seq. The service does not have to
				  be performed for profit.
"Casing" means a pipe used to support the sides of a hole to
				  prevent caving or the entrance of water or other fluids into the hole.
"Cathodic protection" means a technique to prevent corrosion
				  of a metal surface by making that surface the cathode of an electrochemical
				  cell.
"Class A operator" means the individual designated by the
				  owner and operator to have primary responsibility to operate and maintain the
				  UST system in accordance with applicable requirements of this chapter. The
				  Class A operator typically manages resources and personnel, such as
				  establishing work assignments, to achieve and maintain compliance with
				  regulatory requirements. An individual does not, solely by virtue of being
				  designated a Class A operator, become an "operator" as defined in this
				  section.
"Class B operator" means the individual designated by the
				  owner and operator to have day-to-day responsibility for implementing
				  applicable regulatory requirements established by the Department. The Class B
				  operator typically implements in-field aspects of operation, maintenance, and
				  associated recordkeeping for the UST system. An individual does not, solely by
				  virtue of being designated a Class B operator, become an "operator" as defined
				  in this section.
"Class C operator" means an individual designated by the
				  owner and operator to be responsible for initially responding to emergencies
				  presented by a spill or release from an UST system. The Class C operator
				  typically controls or monitors the dispensing or sale of regulated substances.
				  An individual does not, solely by virtue of being designated a Class C
				  operator, become an "operator" as defined in this section.
"Close" or "closure" means the permanent elimination from
				  service of any underground storage tank system by removal or abandonment in
				  place.
"Commercial" means any activity involving a hazardous
				  substance from an underground storage tank system including, but not limited
				  to, the resale, distribution, processing and transportation of any hazardous
				  substance, as well as the use of any hazardous substance to perform or carry
				  out these or other activities, that results in monetary gain.
"Commissioner" means the Commissioner of the New Jersey
				  Department of Environmental Protection or his or her authorized
				  representative.
"Compartmented tank" means any underground storage tank that
				  is divided by one or more walls or bulkheads to create individual and separate
				  compartments within the underground storage tank. Each compartment is a
				  separate regulated tank, requiring separate tank identification on the New
				  Jersey Underground Storage Tank Facility Certification Questionnaire.
"Compatible" means the ability of two or more substances to
				  maintain their respective physical and chemical properties upon contact with
				  one another for the design life of the tank system under conditions likely to
				  be encountered in the tank system.
"Containment device" or "containment sump" or "containment
				  system" means a liquid-tight structure or system of structures that provide
				  containment of any regulated substance release. Containment devices are
				  typically used underneath product dispensers, enclosing submersible turbine
				  pumps or below piping connections/transitions, and may be single walled or
				  secondarily contained.
"Contamination" or "contaminant" means contamination or
				  contaminant as defined pursuant to the Technical Requirements for Site
				  Remediation at 7:26E-1.8.
"Continuous monitoring" means a monitoring system that
				  incorporates automatic equipment that can detect leaks and/or discharges
				  without interruption.
"Corrosion" means the deterioration of a material by direct
				  or electrochemical reaction with its environment.
"Daily" means at least five days per week.
"Decommissioning" means the excavating, cleaning, degassing,
				  removal or abandonment in place of an underground storage tank system.
"Department" means the Department of Environmental
				  Protection.
"Discharge" means an intentional or unintentional action or
				  omission resulting in the releasing, spilling, leaking, pumping, pouring,
				  emitting, emptying or dumping of a hazardous substance into the waters or onto
				  the lands of the State or into the waters outside the jurisdiction of the
				  State, when damage may result to the lands, waters, or natural resources within
				  the jurisdiction of the State.
"Discharge detection system" means a method of detecting a
				  discharge of hazardous substances from an underground storage tank
				  system.
"Dispenser" means equipment located aboveground that
				  dispenses regulated substances to a point of use outside the UST system, such
				  as a motor vehicle.
"Dispenser sump" means a liquid tight container designed to
				  contain leaks from dispensers, pumps and associated fittings.
"Dispenser system" means the dispenser and the equipment
				  necessary to connect the dispenser to the UST system.
"Double-walled tank" means an underground storage tank in
				  which a rigid secondary container is attached to the primary container and
				  which has an annular space.
"Electrical equipment" means underground equipment which
				  contains dielectric fluid which is necessary for the operation of equipment
				  such as transformers and buried electrical cable.
"Empty" means all hazardous substances have been removed that
				  can be removed by direct pumping or drainage and no more than 2.5 centimeters
				  (one inch) of residue, or 0.3 percent by weight of the total capacity of the
				  system remains, whichever is the smaller amount.
"Entire piping run" means the total length of product piping
				  from the tank to the dispenser.
"Excavation area" means the area containing the underground
				  storage tank system and backfill material and bounded by the above ground
				  surface, walls, and pit and trenches into which the underground storage tank
				  system is placed at the time of installation.
"Existing underground storage tank system" means an
				  underground storage tank system which was installed before September 4,
				  1990.
"Facility" means one or more underground storage tank systems
				  owned by one person on a contiguous piece of property.
"Facility certification" means the annual registration of a
				  facility with the Department pursuant to this chapter.
"Farm" means "farm" as defined in the Farmland Assessment Act
				  of 1964, 54:4-23.1 et seq.
"Farm tank" means an underground storage tank which contains
				  or contained hazardous substances located on a tract of land devoted to the
				  production of crops or raising animals pursuant to the Farmland Assessment Act
				  of 1964, (54:4-23.1 et seq.), and including fish hatcheries, rangeland, and
				  nurseries with growing operations.
"Field-constructed tank" means a tank constructed in the
				  field. For example, a tank constructed of concrete that is poured in the field,
				  or a steel or fiberglass tank primarily fabricated in the field is
				  field-constructed.
"Final remediation document" means a document defined as such
				  pursuant to the Administrative Requirements for the Remediation of Contaminated
				  Sites rules at 7:26C-1.3.
"Financial responsibility assurance" means the assurance,
				  through one or more allowable mechanisms pursuant to 7:14B-13.8, of the
				  availability of funds necessary for the cleanup or mitigation of a discharge of
				  hazardous substances.
"Flow-through process tank" means a tank that forms an
				  integral part of a production process through which there is a steady,
				  variable, recurring, or intermittent flow of materials during the operation of
				  the process. Flow-through process tanks do not include tanks used for the
				  storage of materials prior to their introduction into the production process or
				  for the storage of finished products or by-products from the production
				  process.
"Free-phase non-aqueous phase liquid" means a separate phase
				  liquid material, present in concentrations greater than a contaminant's
				  residual saturation point.
"Hazardous substances" means:
1. Motor fuel;
2. Petroleum products that are liquid at standard conditions
				  of temperature and pressure (60 degrees Fahrenheit and 14.7 pounds per square
				  inch absolute);
3. All substances that are liquid at standard conditions of
				  temperature and pressure (60 degrees Fahrenheit and 14.7 pounds per square inch
				  absolute) listed in Appendix A of N.J.A.C. 7:1E; and
4. Waste oil.
"Heating oil" means any grade of petroleum product including,
				  but not limited to, No. 1, 2, 4 (light and heavy), 5 (light and heavy), and 6
				  fuel oils, other residual fuel oils (including Navy Special Fuel Oil and Bunker
				  C), diesel, and kerosene of any grade or type used in the operation of heating
				  equipment, boilers, or furnaces.
"Hydraulic lift tank" means a tank holding hydraulic fluid
				  for a closed-loop mechanical system that uses compressed air and hydraulic
				  fluid to operate lifts, elevators and other similar devices.
"Installation" means the emplacement of a new underground
				  storage tank or underground storage tank system including the replacement of an
				  existing underground storage tank or underground storage tank system.
"Interstitial monitor" means a device used to check the space
				  between the primary and secondary container of an underground storage tank
				  system with secondary containment, including ancillary piping and containment
				  systems, for leaks and alert the operator if a leak is suspected or
				  detected.
"Interstitial space" or "interstice" means annular
				  space.
"Inventory controls" means the techniques used to identify a
				  loss of product that are based on volumetric measurements in the underground
				  storage tank and reconciliation of these measurements with hazardous substance
				  delivery and withdrawal records.
"Leak" means the release of a hazardous substance from an
				  underground storage tank system into a space created by a method of secondary
				  containment wherein hazardous substances can be detected by visual inspection
				  or a monitoring system before it enters the environment.
"Leak detection system" means a method of detecting a leak in
				  the space created by a method of secondary containment.
"Legal entity" means all public and private entities
				  including all political subdivisions of the State such as counties and
				  municipalities as well as utility authorities.
"Licensed site remediation professional" means a person
				  defined as such pursuant to the Administrative Requirements for the Remediation
				  of Contaminated Sites rules at
				  N.J.A.C.
				  7:26C-1.3.
"Line leak detector" or "LLD" means a mechanical or
				  electro-mechanical device that is fitted to the submersible turbine pump (STP)
				  or associated pressurized product piping that is employed to detect a piping
				  leak of three gallons per hour (gph) or greater at 10 psi.
"Lining" means a layer of non-corrodible material resistant
				  to the hazardous substance stored and bonded firmly to the interior surface of
				  the tank, pipe, line, fixture or other equipment.
"Liquid" means any material which has a fluidity greater than
				  that of 300 penetration asphalt when tested in accordance with the ASTM D-5-97
				  Test for Penetration of Bituminous Materials. If not specified, liquid shall
				  mean both combustible and noncombustible liquids.
"Liquid sensor" means an electro-mechanical device, typically
				  used in conjunction with a monitoring system, which detects either the presence
				  of water and/or the liquid phase of a hazardous substance.
"Maintenance" means the normal operational upkeep to prevent
				  an underground storage tank system from releasing product.
"Modify" or "modification" means a revision, update,
				  adjustment, correction or change in any information included in a facility's
				  registration material.
"Monitoring system" means either a discharge detection system
				  or leak detection system capable of detecting leaks or discharges, or both,
				  other than an inventory control system, used in conjunction with an underground
				  storage tank, or a facility conforming to criteria established in N.J.A.C.
				  7:14B-6.
"Motor fuel" means any petroleum or petroleum-based
				  substance, such as motor gasoline, aviation gasoline, No. 1 or No. 2 diesel
				  fuel, kerosene, or any grade of gasohol, that is typically used in the
				  operation of any type of engine. This definition applies to blended petroleum
				  motor fuels such as biodiesel and ethanol blends that contain petroleum or
				  petroleum-based substances.
"New underground storage tank system" means an underground
				  storage tank system that was installed on or after September 4, 1990.
"Nonoperational storage tank" means any underground storage
				  tank in which hazardous substances are not contained or from which hazardous
				  substances are not dispensed.
"Non-public water supply" means a water system that is not a
				  public water system.
"Numbers 4, 5, and 6 fuel oil" means grades of fuel oil used
				  for power generation or heating with properties listed with ASTM Specifications
				  D-396 and 975.
"Occurrence" means a discharge from an underground storage
				  tank system.
"Operational life" refers to the period beginning when
				  installation of the tank system has commenced until the time the tank system is
				  properly closed under N.J.A.C. 7:14B-9.
"Operational storage tank" means any underground storage tank
				  in which hazardous substances are contained or from which hazardous substances
				  are dispensed.
"Operator" means each person who leases, operates, controls,
				  supervises, or has responsibility for, the daily operation of a facility, and
				  each person who has the authority to operate, control, or supervise the daily
				  operation of a facility. There may be more than one operator of an UST
				  facility.
"Out of service storage tank" means any underground storage
				  tank system in which hazardous substances are contained or have been contained,
				  but from which hazardous substances are not or have not been introduced or
				  dispensed pending a decision to close the system or begin reuse of the
				  system.
"Overfill prevention" means the use of a mechanical or
				  electrical device designed to restrict or stop the transfer of hazardous
				  substances from a delivery vehicle to a tank or alert the operator that the
				  tank is nearly full.
"Owner" means any person who owns a facility, or any person
				  who has a legal or equitable title to a site containing a facility and has
				  exercised control of the facility. In the case of a nonoperational storage
				  tank, the person who owned the facility containing the nonoperational storage
				  tank immediately prior to discontinuation of its use.
"Periodic" means the time period for renewal of a facility
				  certification; the period may be one, two, or three years.
"Permanent employee" means any individual who is employed by
				  a business firm for greater than two calendar months, working 20 hours or more
				  per week.
"Permit" means an authorization or license or equivalent
				  control document issued by the Department or its designee to implement the
				  requirements of N.J.A.C. 7:14B-10.
"Person" means any individual or entity, including without
				  limitation, a public or private corporation, company, estate, association,
				  society, business firm, partnership, joint stock company, foreign individual or
				  entity, interstate agency or authority, the United States and any of its
				  political subdivisions, the State of New Jersey, or any of its political
				  subdivisions, or any of the other meanings that apply to the common
				  understanding of the term. "Person" shall, for the purpose of enforcement, also
				  include a responsible corporate official, which includes a managing member of a
				  limited liability company or a general partner of a partnership.
"Petroleum" or "petroleum products" means all hydrocarbons
				  which are liquid at one atmosphere pressure (760 millimeters or 29.92 inches
				  Hg) and temperatures between -20[degrees]F and 120[degrees]F (-29[degrees]C and
				  49[degrees]C), and all hydrocarbons which are discharged in a liquid state at
				  or nearly at atmospheric pressure at temperatures in excess of 120[degrees]F
				  (49[degrees]C) including, but not limited to, gasoline, kerosene, fuel oil, oil
				  sludge, oil refuse, oil mixed with other wastes, crude oil, and purified
				  hydrocarbons that have been refined, re-refined, or otherwise processed for the
				  purpose of being burned as a fuel to produce heat or useable energy or which is
				  suitable for use as a motor fuel or lubricant in the operation or maintenance
				  of an engine.
"Petroleum marketing facility" means a facility where
				  petroleum is produced or refined, or a facility that sells or transfers
				  petroleum to other petroleum marketers or to the public.
"Piping" or "pipe" means any hollow cylinder or tubular
				  conveyance which contains a hazardous substance or routinely contains a
				  hazardous substance, is in contact with the ground and is constructed of
				  nonearthen materials including any fill pipe, valves, elbows, joints, flanges
				  and flexible connections. Piping does not include vent lines, vapor recovery
				  lines or fittings located on top of the tank.
"Piping sump" means a liquid tight container designed to
				  contain leaks from tank top fittings, pumps and associated equipment.
"Primary container" means the first level of containment
				  which comes into immediate contact on its inner surface with the hazardous
				  substance being contained (for example, single-walled tank).
"Product tight" means impervious to the hazardous substance
				  contained or to be contained so as to prevent a release.
"Public community water system" means a public water system
				  which serves at least 15 service connections used by year-round residents or
				  regularly serves at least 25 year-round residents.
"Public non-community water system" means a public water
				  system that is not a community water system.
"Public water system" means a system for the provision to the
				  public of piped water for human consumption, if such system has at least 15
				  service connections or regularly serves at least 25 individuals daily at least
				  60 days out of the year.
"Registration Certificate" means a control document issued by
				  the department to implement the registration requirements of this
				  Chapter.
"Regulated heating oil tank system" means any one or
				  combination of tanks, including appurtenant pipes, lines, fixtures, and other
				  related equipment, with a tank capacity of 2,001 gallons or more used to store
				  heating oil for on-site consumption in a nonresidential building, the volume of
				  which, including the volume of the appurtenant pipes, lines, fixtures, and
				  other related equipment, is 10 percent or more below the ground.
"Regulated substance" means "hazardous substance."
"Release" means a leak or discharge.
"Release detection" means determining whether a release of a
				  hazardous substance has occurred from the UST system into the environment or a
				  leak has occurred into the interstitial space between the UST system and its
				  secondary barrier or secondary containment around it.
"Release detection observation well" means an access point
				  constructed of screen and casing used in conjunction with a monitoring system
				  to detect a release of hazardous substance in the vapor or liquid phase which
				  is stored in the underground storage tank system, for the operational life of
				  the underground storage tank system.
"Remedial action" means remedial action as defined in the
				  Technical Requirements for Site Remediation rules at
				  N.J.A.C.
				  7:26E-1.8.
"Remedial investigation" means remedial investigation as
				  defined in the Technical Requirements for Site Remediation rules at
				  N.J.A.C.
				  7:26E-1.8.
"Remediation" or "remediate" means remediation or remediate
				  as defined in the Technical Requirements for Site Remediation rules at
				  N.J.A.C.
				  7:26E-1.8.
"Removal" or "removed" means an underground storage tank(s)
				  that has been taken out of the ground and been disposed of in accordance with
				  applicable local, State and Federal laws.
"Repair" means to restore to proper operating condition a
				  tank, pipe, spill prevention equipment, overfill prevention equipment,
				  corrosion protection equipment, release detection equipment, or other UST
				  system component that has caused a release or a suspected release of product
				  from the UST system or has failed to function properly.
"Residential building" means a single or multi-family
				  dwelling, nursing home, trailer, condominium, boarding house, apartment house,
				  or other structure designed and used primarily as a dwelling.
"Saturated zone" or "zone of saturation" means that part of
				  the subsurface under greater than atmospheric pressure in which all voids are
				  filled with water.
"Screen" means a pipe used to support the sides of a hole
				  which allows the entrance of water, vapor, or other fluid into the hole.
"Secondary containment" or "secondarily contained" means an
				  additional layer of impervious material creating a space wherein a leak of
				  hazardous substances from an underground storage tank system may be detected
				  before it enters the environment. This containment provides an interstitial
				  space to be monitored for leaks. The term includes containment sumps when
				  performing interstitial monitoring of piping.
"Site" means the contiguous piece of property at which a
				  facility is located.
"Site investigation" means site investigation as defined in
				  the Technical Requirements for Site Remediation rules at
				  N.J.A.C.
				  7:26E-1.8.
"Spill prevention" means the use of a device on the fill pipe
				  to prevent a discharge during the transfer of hazardous substances from a
				  delivery vehicle to a tank.
"State Act" means 58:10A-21 et seq. and any amendments
				  thereto.
"Substantial modification" means any construction at, or
				  restoration, refurbishment or renovation of, an existing facility which
				  increases or decreases the in-place storage capacity of the facility or alters
				  the physical configuration or impairs or affects the physical integrity of the
				  facility or its monitoring systems.
"Sump" means any pit or reservoir that meets the definition
				  of an underground storage tank (including pipes, troughs or trenches connected
				  to it) that serves to collect or contain a hazardous substance for no more than
				  48 hours.
"Swing joint" means a flexible connector device made of steel
				  elbows and pipe nipples that allow movement in the piping run.
"Tank" means a stationary device designed to contain an
				  accumulation of hazardous substances which is constructed of non-earthen
				  materials (for example, concrete, steel, plastic) that provide structural
				  support.
"Tank capacity" means the manufacturer's nominal tank size,
				  when referring to a single tank. When referring to multiple tanks storing
				  hazardous substances used for the same purpose at the same site within one of
				  the following two categories: motor fuel and heating oil, the aggregate of the
				  nominal tank sizes will be used to determine capacity.
"Test" means the testing of underground storage tanks in
				  accordance with standards adopted by the Department.
"Transfer of ownership" means a change in the ownership of a
				  facility.
"Treatment works" means a treatment works as defined within
				  the New Jersey Pollutant Discharge Elimination System regulations at
				  7:14A-1.2.
"Under-dispenser containment" or "UDC" means containment
				  device underneath a dispenser system designed to prevent leaks from the
				  dispenser and piping within or above the UDC from reaching soil or ground
				  water.
"Underground storage tank" means any one or combination of
				  tanks as set forth in 7:14B-1.4, including appurtenant pipes, lines, fixtures,
				  and other related equipment, used to contain an accumulation of hazardous
				  substances, the volume of which, including the volume of the appurtenant pipes,
				  lines, fixtures and other related equipment, is 10 percent or more beneath the
				  surface of the ground.
"Underground storage tank" or "UST" means any one or
				  combination of tanks as set forth in
N.J.A.C.
				  7:14B-1.4
, including appurtenant
				  pipes, lines, fixtures, and other related equipment, used to contain an
				  accumulation of hazardous substances, the volume of which, including the volume
				  of the appurtenant pipes, lines, fixtures, and other related equipment, is 10
				  percent or more beneath the surface of the ground.
"Underground storage tank program" means the regulatory
				  requirements and activities conducted pursuant to the authority of 58:10A-21 et
				  seq.
"Underground storage tank system" or "tank system" means an
				  underground storage tank and its associated ancillary equipment and containment
				  system, if any.
"Underground storage tank registration certificate" or "UST
				  registration certificate" means a certificate the Department issues authorizing
				  an owner and operator to operate an UST facility pursuant to this
				  chapter.
"Unknown source investigation" means an investigation
				  involving the collection of soil and/or ground water samples to verify whether
				  a facility is the source of a discharge.
"Unmanned facility" means a facility that does not have an
				  attendant present during all hours of operation to respond to alarms or
				  emergencies related to the UST system. Examples of unmanned facilities include,
				  but are not limited to, card lock or card access fueling stations,
				  telecommunication towers or utility transfer stations serviced by emergency
				  generator USTs, and unattended UST systems located at industrial or
				  governmental facilities.
"Unregulated heating oil tank system" means any one or
				  combination of tanks, including appurtenant pipes, lines, fixtures, and other
				  related equipment, used to contain an accumulation of heating oil (as defined
				  at N.J.A.C. 7:26F-1.5) for on-site consumption in a residential building, or
				  those tanks with a capacity of 2,000 gallons or less used to store heating oil
				  (as defined at N.J.A.C. 7:26F-1.5) for on-site consumption in a nonresidential
				  building, the volume of which, including the volume of the appurtenant pipes,
				  lines, fixtures and other related equipment, is 10 percent or more below the
				  ground.
"Unsaturated zone" means the subsurface zone containing water
				  under a hydrostatic pressure less than atmospheric, including water held by
				  capillary forces within the soil containing air or gases generally under
				  atmospheric pressure. This zone is limited above by the ground surface and
				  below by the upper surface of the zone of saturation.
"Upgrade" means the addition or retrofit of one or more
				  systems, such as cathodic protection, lining, spill and overfill controls, or
				  secondary containment, to improve the ability of an underground storage tank
				  system to prevent the release of product.
"Use" means the filling, dispensing or storing of any
				  hazardous substance from or in an underground storage tank system.
"Waste oil" means but is not limited to used oil and waste
				  oil as defined in N.J.A.C. 7:26.
"Wastewater treatment tank" means a tank that is part of a
				  wastewater treatment facility regulated under either section 402 or 307(b) of
				  the Federal Water Pollution Control Act
(
				  33 U.S.C.
				  §§
											1251
et seq.) and
				  designed to receive and treat or stores an influent wastewater which contains a
				  hazardous substance, or is regulated as a treatment works pursuant to N.J.A.C.
				  7:14A-1et seq.
"Wellhead protection area" means an aquifer area described in
				  a plan view around a well, from within which ground water flows to the well and
				  through which ground water pollution, if it occurs, may pose a significant
				  threat to the water quality of the well. The wellhead protection area is
				  delimited by the use of time-of-travel and hydrologic
				  boundaries.