Wisconsin Legislature: SPS 381.01(140)

(119) “High groundwater elevation” means the higher of either the elevation to which the soil is saturated when observed as a free water surface, or the elevation to which the soil has been seasonally or periodically saturated as indicated by the highest elevation of redoximorphic features in the soil profile.

(120) “High hazard” means a situation where the water supply system could be contaminated with a toxic substance or solution so as to make the water unsuitable for the designated use.

(121) “Holding tank” means a watertight receptacle for the collection and holding of wastewater.

(122) “Horizontal pipe” means any pipe or fitting which makes an angle of less than 45° with the horizontal.

(123) “Horizontal reference point” means a stationary, identifiable point to which horizontal dimensions can be related.

(124) “Hose connection backflow preventer” means a type of cross connection control device which consists of 2 independent checks, force-loaded or biased to a closed position, with an atmospheric vent located between the 2 check valves, which is force-loaded or biased to an open position, and a means for attaching a hose.

(125) “Hose connection vacuum breaker” means a type of cross connection control device which consists of a check valve member force-loaded or biased to a closed position and an atmospheric vent valve or means force-loaded or biased to an open position when the device is not under pressure.

(126) “Hot water” means water at a temperature of 110° F. or more.

(127) “Hot water storage tank” means a tank used to store water that is heated indirectly by a circulating water heater or by steam or hot water circulating through coils or by other heat exchange methods internal or external to the tank.

(128) “Human health hazard” has the meaning specified under s. 254.01 (2), Stats.

Note: Section 254.01 (2), Stats., reads:

“Human health hazard” means a substance, activity or condition that is known to have the potential to cause acute or chronic illness, to endanger life, to generate or spread infectious diseases, or otherwise injuriously to affect the health of the public.

(129) “Hydrostatic test” means a test performed on a plumbing system or portion thereof in which the system is filled with a liquid, normally water, and raised to a designated pressure.

(129m) “Imminent health hazard” means a significant threat or danger to health that is considered to exist when there is evidence sufficient to show that a product, practice, circumstance, or event creates a situation that requires immediate correction or cessation of operation to prevent injury or illness based on any of the following:

(a) The number of potential injuries or illnesses.

(b) The nature, severity, or duration of the potential injury or illness.

(130) “Indian lands” means lands owned by the United States and held for the use or benefit of Indian tribes or bands or individual Indians, and lands within the boundaries of a federally recognized reservation that are owned by Indian tribes or bands or individual Indians.

(131) “Indirect waste piping” means drain piping which does not connect directly with the drain system, but which discharges into the drain system by means of an air break or air gap into a receptor.

(132) “Individual vent” means a pipe installed to vent a fixture trap.

(133) “Industrial wastewater” means the liquid wastes that result from industrial processes.

(133s) “Infiltration component” means any device or method that is intended to promote the assimilation of water into in situ soil.

(134) “Infiltrative surface” means the plane within a treatment or dispersal component at which effluent is applied to in situ soil or engineered soil.

(135) “In situ soil” means soil naturally formed or deposited in its present location or position and includes soil material that has been plowed using normal tillage implements and depositional material resulting from erosion or flooding.

(136) “Interceptor” or “separator” means a device designed and installed so as to separate and retain deleterious, hazardous or undesirable matter from wastes flowing through it.

(136s) “Irrigation” means the application of water to the root zone of plants or plantings.

(137) “Laboratory faucet backflow preventer” means a type of cross connection control device which consists of 2 independently acting check valves force-loaded or biased to a closed position and, between the check valves, a means for automatically venting to atmosphere which is force-loaded or biased to an open position.

(138) “Laboratory plumbing appliance” means a plumbing appliance, the function of which is unique to scientific experimentation or research activities.

(138m) “Lavatory” means a sink or washbasin designed for washing of the hands and face.

(139) “Leaching chamber” means a product designed to support soil and create a cavity for the temporary storage of effluent and to provide an infiltrative surface for the distribution cell POWTS dispersal or treatment component.

(140) “Leader” means a pipe or channel outside a building which conveys storm water from the roof or gutter drains to a storm drain, storm sewer or to grade.

(141) “Lead-free” means:

(a) When used with respect to solders and flux, containing not more than 0.2 percent lead.

(b) When used with respect to pipe and pipe fittings and fixtures, containing not more than 8.0 percent lead.

(c) When used with respect to the wetted surface material of pipe and pipe fittings and fixtures, containing a weighted average of not more than 0.25 percent lead.

Note: Calculation procedures for determining the weighted average lead concentration in a product that consists of several components are listed in NSF/ANSI Standard 61, annex G, including how to comply with amended sec. 1417(d)(2) of the federal Safe Drinking Water Act (SDWA) of 2011.

(142) “Linear loading rate” means the amount of effluent applied daily along the landscape contour expressed in gallons per day per linear foot along a site contour.

(143) “Load factor” means the percentage of the total connected fixture unit flow rate which is likely to occur at any point in a drain system.

(144) “Local station” means a National Weather Service (NWS) precipitation station or other station accepted by the department as collecting precipitation data in accordance with NWS methods.

(145) “Local waste piping” means a portion of drain piping which receives the wastes discharged from indirect waste piping and which discharges those wastes by means of an air break or air gap into a receptor.

(146) “Local vent” means a pipe connecting to a fixture and extending to outside air through which vapor or foul air is removed from the fixture.

(147) “Low hazard” means a situation where the water supply system could be contaminated with a nontoxic substance or solution so as to make the water unsuitable for the designated use.

(148) “Main” means the principal pipe artery to which branches may be connected.

(149) “Manhole” means an opening constructed to permit access by a person to a sewer or any underground portion of a plumbing system.

(151) “Manufactured home” has the meaning specified under s. 101.91 (2), Stats.

Note: Section 101.91 (2), Stats., reads:

“Manufactured home” means any of the following:

(am) A structure that is designed to be used as a dwelling with or without a permanent foundation and that is certified by the federal department of housing and urban development as complying with the standards established under 42 USC 5401 to 5425.

(c). A mobile home, unless a mobile home is specifically excluded under the applicable statute.

(152) “Manufactured home drain connector” means the pipe that joins the drain piping for a manufactured home to the building sewer.

(153) “Manufactured home community” has the meaning specified under s. 101.91 (5m), Stats.

Note: Section 101.91 (5m), Stats., reads:

“Manufactured home community” means any plot or plots of ground upon which 3 or more manufactured homes that are occupied for dwelling or sleeping purposes are located. “Manufactured home community” does not include a farm where the occupants of the manufactured homes are the father, mother, son, daughter, brother or sister of the farm owner or operator or where the occupants of the manufactured homes work on the farm.

(153e) “Manufactured home community drain system, sanitary” means all piping or any portion thereof, within public or private premises, which conveys domestic wastewater from a manufactured home in a manufactured home community.

(153m) “Manufactured home community drain system, storm” means all piping or any portion thereof, within public or private premises, that conveys any of the following:

(a) Storm water from a manufactured home community.

(b) Groundwater from a manufactured home community.

(153s) “Manufactured home community water supply system” means the piping through which potable water is conveyed to points of connection to a manufactured home or homes in a manufactured home community.

(154) “Mechanical joint” means a connection between pipes, fittings or pipes and fittings by means of a device, coupling, fitting or adapter where compression is applied around the center line of the pieces being joined, but which is not caulked, threaded, soldered, solvent cemented, brazed or welded.

(154g) “Medical or high purity water” means water that has uncommon stringent specifications with specific resistance measured in microsiemens per centimeter (μS/cm) or megohm-centimeters (Mohm•cm).

(154m) “Mixed wastewater” means a combination of domestic and non-domestic wastewater.

(155) “Multiple dwelling” means a building containing more than 2 dwelling units.

(156) “Multipurpose piping system” means a water distribution system conveying water to plumbing fixtures and appliances and automatic fire sprinklers with the intention of serving both domestic and fire protection needs.

(157) “Municipality” means any city, village, town or county in this state.

(158) “Munsell soil color” means a color classification that specifies the relative degrees of the color variables in terms of hue, value and chroma.

(159) “Navigable waters” has the meaning specified under s. NR 115.03 (5).

Note: Section NR 115.03 (5) reads:

“Navigable waters” means Lake Superior, Lake Michigan, all natural inland lakes within Wisconsin and all streams, ponds, sloughs, flowages and other waters within the territorial limits of this state, including the Wisconsin portion of boundary waters, which are navigable under the laws of this state. Under s. 281.31 (2) (d), Stats., notwithstanding any other provision of law or administrative rule promulgated thereunder, shoreland ordinances required under s. 59.692, Stats., and this chapter do not apply to lands adjacent to farm drainage ditches if:

(a) Such lands are not adjacent to a natural navigable stream or river;

(b) Those parts of such drainage ditches adjacent to such lands were nonnavigable streams before ditching or had no previous stream history; and

(160) “Negative pressure” means a pressure less than atmospheric.

(160e) “Noncontinuous pressure” means a pressure greater than atmospheric and exerted for a period of no more than 12 continuous hours.

(160m) “Non-domestic wastewater” means any wastewater that is not domestic wastewater or storm water.

(161) “Nonpotable water” means water not safe for drinking, personal or culinary use.

(162) “Nonpublic” means, in the classification of plumbing fixtures, those fixtures in residences, apartments, living units of hotels and motels, and other places where the fixtures are intended for the use by a family or an individual to the exclusion of all others.

(163) “Nontoxic” means a substance in the diluted form that meets one of the following requirements:

(a) Is listed by the National Sanitation Foundation (NSF) as meeting the NSF evaluation criteria for nonfood compounds.

(b) Is acceptable to the United States Food and Drug Administration (FDA) Title 21 section 175.300 of the Federal Regulation on Food Additives.

(c) Is acceptable for contact with potable water or is deemed non-toxic by a third party certification that is acceptable to the department.

(d) Is deemed non-toxic by the department.

(163e) “Nursing home” has the meaning specified under s. 50.01 (3), Stats.

Note: Section 50.01 (3), Stats., reads:

“Nursing home” means a place where 5 or more persons who are not related to the operator or administrator reside, receive care or treatment and, because of their mental or physical condition require access to 24-hour nursing services, including limited nursing care, intermediate level nursing care and skilled nursing services. “Nursing home” does not include any of the following:

(c) A convent or facility owned or operated exclusively by and for members of a religious order that provides reception and care or treatment of an individual.

(d) A hospice, as defined in s. 50.90 (1), Stats., that directly provides inpatient care.

(e) A residential care apartment complex.

(163s) “Occasional occupancy” means occupying a building that is served by a POWTS for less than 120 calendar days per year.

(164) “Occupancy” means the purpose for which a building, structure, equipment, materials, or premises, or part thereof, is used or intended to be used.