(1) “Accessory dwelling unit” shall mean a subordinate dwelling unit added to, created within, or detached from a single-family structure with a separate entrance that provides basic requirements for living, sleeping, eating, cooking, and sanitation and is serviced by the same shared water meter.

(2) “Apartment house” means any building, or portion thereof, which is designed, built, rented, leased, let out, or hired out to be occupied as the home or residence of three or more families living independently and doing their respective cooking in the said building.

(3) “CCF” means 100 cubic feet, equivalent to 748 gallons.

(4) “CF” means one cubic foot, equivalent to 7.48 gallons.

(5) “Commercial unit” means any building or facility used for any purpose other than dwelling, except industrial.

(6) “Control agency” means any governmental agency, entity, or jurisdiction empowered by law to license, regulate, or otherwise control the town’s drinking water and wastewater systems, facilities, and operations, including but not limited to intake, distribution, storage, treatment, and discharge into receiving waters or other disposal methods.

(7) “Developed” means that condition of real property altered from its natural state by the addition to or construction of such property of impervious ground cover or other manmade physical improvements such that the hydrology of the property or portion thereof is affected.

(8) “Duplex” means a house which has accommodations for two families to live independently and do their cooking independently of each other.

(9) “Dwelling unit” means one room or a suite of two or more rooms, designed for or used by one family or housekeeping unit for living and sleeping purposes and having one kitchen. Each unit shall provide a complete independent living space for one or more persons, including permanent facilities for living, sleeping, eating, cooking and sanitation.

(10) “Equivalent dwelling unit (EDU)” means any residential or nonresidential use which has been found to place a demand on the town’s sewerage system or water system approximately equal to the demand thereon by a single-family dwelling.

(11) “House connection” is defined as the pipe from the meter to the point of use.

(12) “Hotel” means any building containing three or more guest rooms intended or designed to be used, or which are used, rented or hired out to be occupied, or which are occupied, for sleeping purposes by guests.

(13) “Impervious groundcover” means those hard-surfaced areas either which prevent or retard the entry of water into the soil in the manner that such water entered the soil under natural conditions preexistent to development, or which cause water to run off the surface in greater quantities or at an increased rate of flow than that present under natural conditions preexistent to development, including without limitation such surfaces as rooftops, asphalt or concrete sidewalks, paving, driveways and parking lots, walkways, patio areas, storage areas, and gravel, oiled macadam or other surfaces which similarly affect the natural infiltration or runoff patterns existing prior to development.

(14) “Industrial user” means a nongovernmental user of the town water and/or wastewater systems identified in the Standards Industrial Classification Manual, 1972, United States Office of Management and Budget, as amended and supplemented, under the following divisions:

A user in these divisions may be excluded from the industrial user category if the public works superintendent determines that the user will discharge predominantly domestic wastes and wastes from sanitary conveniences.

(15) “Industrial waste” means any liquid, solid or gaseous material or combination thereof resulting from any process of industry, manufacturing, commercial, food processing, business, agriculture, trade or research, including, but not limited to, development, recovering or processing of natural resources and:

(16) “Irrigation” means water used exclusively for watering lawns and gardens.

(17) “Metered water consumption” means water measured through public utility meters or meters owned and installed by the customer and approved by the superintendent.

(18) “Multiple-family (multifamily) dwelling” means a building or portion thereof designed or used as a residence by two or more families and containing two or more dwelling units billed on one water meter.

(19) “Multiple-residential/commercial unit” means a building or portion thereof designed as both a commercial unit and a multiple-family dwelling containing one or more commercial units and two or more residential rental units billed on one water meter.

(20) “Plan” means a storm drainage utility plan created by ordinance of the town.

(21) “Public works superintendent” means the person responsible for managing the water and sewer programs and rules set forth in this title, in addition to other public streets, roads, buildings, facilities, grounds, and properties owned by the town of Cathlamet.

(22) “Seasonal customers” means residential customers who leave their homes vacant during a significant portion of the three-month period used to calculate the winter average water consumption.

(23) “Service connection” is defined as the pipe, meter and water facilities from the town main or branch line to the outlet side of the meter.

(24) “Sewage” or “wastewater” means refuse liquids or waste matter carried off by sewers.

(25) “Sewer volume charge” means the dollar charge equal to the sewer volume rate multiplied by the winter average calculated based on the measured volume of water from all sources consumed on the premises, in accordance with this chapter.

(26) Shall and may. “Shall” is mandatory and “may” is permissive.

(27) “Single-family dwelling” means a building designed or used for residential purposes by not more than one family and containing only one main dwelling unit with up to one accessory dwelling unit, and including mobile homes, and condominium units subject to fee simple ownership, and excluding multiple-family dwellings, apartments and motels.

(28) “Special user” means any customer connected to the sewer system whose discharges meet or exceed the volumes and chemical characteristics controlled by CMC 13.70.510, and who must apply for a special use permit from the public works superintendent.

(29) “Town” means the town of Cathlamet, Washington, a duly incorporated municipal corporation of the state of Washington, situated in Wahkiakum County.

(30) “User” shall mean every person or entity using any part of the public drinking water and/or sewerage system of the town of Cathlamet.

(31) “User charge” shall mean the periodic charges levied on all users of the drinking water and/or public sewerage system, and shall, at a minimum, cover each user’s proportionate share of the cost of operation and maintenance of said sewerage system.

(32) “Winter average” means any winter average usage period established in this chapter, including adjusted, special and standard winter averages: