For the purpose of this title, the following definitions shall apply:
means any use conducted on a site.
means the production of crops and/or raising or keeping livestock, including operation and maintenance of farm and stock ponds, drainage ditches, irrigation systems, and normal operation, maintenance and repair of existing serviceable agricultural structures, facilities or improved areas, and the practice of aquaculture. Forest practices regulated under Chapter 76.09 RCW and WAC Title 222 are not included in this definition.
means fish that spawn and rear in freshwater and mature in the marine environment.
means a site where three or more animal units are kept per acre, and/or where a high volume of waste material is deposited in quantities capable of impacting ground water resources.
means the equivalent of 1,000 pounds of animal.
means a person, party, firm, corporation, or other legal entity that proposes a development on a site.
means a saturated geologic formation that will yield a sufficient quantity of water to serve as a private or public water supply.
means areas where the prevailing geologic conditions allow infiltration rates, which create a high potential for contamination of ground water resources or contribute significantly to the replenishment of ground water.
means the flood having a 1% chance of being equaled or exceeded in any given year, also referred to as the “100-year flood.”
means systems of practices and management measures that:
Control soil loss and reduce water quality degradation caused by nutrients, animal waste, and toxins;
Control the movement of sediment and erosion caused by land alteration activities;
Minimize adverse impacts to surface and ground water quality, flow and circulation patterns; and
Minimize adverse impacts to the chemical, physical and biological characteristics of a critical area.
means an area contiguous with a land-slide hazard area, erosion hazard area, fish and wildlife habitat area or wetland, which is required for the integrity, maintenance, function, and structural stability of the above-referenced area.
means the horizontal area measured within the outside of the exterior walls of the ground floor of all principal and/or accessory buildings on a lot.
means one of the wetland classes in the United States Fish and Wildlife Service (USFWS) December 1979 publication, Classification of Wetlands and Deep Water Habitats of the United States.
means defining value and hazard categories to which critical areas will be assigned.
means the cutting, moving on site, or removal of standing or fallen timber; the removal or moving on site of stumps; or the cutting or removal of brush, grass, ground cover, or other vegetative matter from a site in a way which exposes the earth’s surface of the site.
means mitigation to compensate for loss of critical area functions due to regulated activities occurring within critical areas.
means producing or forming a wetland through artificial means from an upland (nonwetland) site.
means surface waters that flow into or become connected to other surface waters no less frequently than once per year. Creeks include natural waterways modified by man. Creeks do not include irrigation or roadside ditches, canals, operational spillways, storm or surface water runoff facilities or other entirely artificial watercourses, unless they are used by salmonids, are used to convey naturally occurring creeks or result from modification to a natural watercourse. The term creek may also include the term stream.
means wetlands, frequently flooded areas, fish and wildlife conservation habitat areas, critical aquifer recharge areas, geologically hazardous areas and associated buffer areas.
means to have suffered a decrease in naturally occurring functions and values due to activities undertaken or managed by persons, on or off a site.
means a wetland study conducted to establish the existence (location) and physical limits (size) of a wetland in accordance with the Washington State Wetland Identification and Delineation Manual.
means a written document prepared by a wetland specialist, which includes data sheets, findings of the delineation and a site plan which identifies the wetland boundaries.
means the City of University Place Department of Community and Economic Development.
means any manmade change to improved or unimproved real estate including but not limited to buildings or other structures, placement of manufactured homes/mobile homes, mining, dredging, clearing, filling, grading, stockpiling, paving, excavation, drilling, or the subdivision or short subdivision of property.
means the Director of the Department of Community and Economic Development or duly authorized designee.
means a model developed by the National Water Well Association and Environmental Protection Agency used to measure aquifer susceptibility.
means actions performed to improve the condition of existing degraded wetlands and/or buffers so that the quality of wetland functions increases (e.g., increasing plant diversity, increasing wildlife habitat, installing environmentally compatible erosion controls, removing nonindigenous plant or animal species, removing fill material or solid waste).
means areas likely to become unstable, such as bluffs, steep slopes, and areas with unconsolidated soils. Erosion hazard areas may also include coastal erosion areas and channel migration zones.
means those uses legally established prior to incorporation whether conforming or non-conforming.
means a deposit of earth material, placed by human or mechanical means.
means the act of placing fill material on any surface, including temporary stockpiling of fill material.
means those areas identified as serving a critical role in sustaining needed habitat and species for the functional integrity of the ecosystem, and which, if altered, may reduce the likelihood that the species will persist over the long term; these areas include, but are not limited to:
Areas of rare or vulnerable ecological systems, communities, and habitat or habitat elements including seasonal ranges, breeding habitat, winter ranges, and movement corridors; or
Areas which have a primary association with Federally listed endangered, threatened, and sensitive, and which, if altered, may reduce the likelihood that the species will maintain and reproduce over the long term; or
Areas that have been documented by WDFW as habitat for State listed endangered or threatened species by the Priority Habitat and Species (PHS) program; or
Creeks listed in UPMC § 17.25.040.
“Fish and wildlife habitat conservation areas” does not include such artificial features or constructs as irrigation delivery systems, irrigation infrastructure, irrigation canals, or drainage ditches that lie within the boundaries of and are maintained by a port district or an irrigation district or company. |
means a professional with a degree in fisheries, or certification by the American Fisheries Society, or with five years’ professional experience as a fisheries biologist.
means a general and temporary condition of partial or complete inundation of normally dry land areas from:
means the total area subject to inundation by the base flood, including the flood fringe and the floodway areas.
means the channel of a river, or other watercourse, and the land areas that must be reserved in order to convey and discharge the base flood without cumulatively increasing the water surface elevation by more than one foot, and those areas designated as deep and/or fast-flowing water.
means areas of land located in floodplains that are subject to at least 1% or greater chance of flooding in any given year, or within areas subject to flooding due to high groundwater. These areas include, but are not limited to, streams, rivers, lakes, coastal areas, wetlands, and the like.
means an assessment that details the surface and subsurface conditions of a site and delineates the areas of a property that might be subject to specified geologic hazards.
means areas that because of their susceptibility to erosion, sliding, or other geological events, are not suited to the siting of commercial, residential, or industrial development consistent with public health, environmental or safety concerns.
means a report evaluating the site conditions and mitigating measures necessary to reduce the risks associated with development in geologically hazardous areas.
means any excavating, filling, clearing, or creating of impervious surfaces or combination thereof.
means all water found beneath the ground surface, including slowly moving subsurface water present in aquifers and recharge areas.
means a report that identifies the presence of fish and wildlife habitat conservation areas in the vicinity of the proposed development site.
means a report that discusses and evaluates the measures necessary to maintain fish and wildlife habitat conservation areas on a proposed development site.
means any liquid, solid, gas, or sludge, including any materials, substance, product, commodity, or waste, regardless of quantity, that exhibits any of the characteristics or criteria of hazardous waste; and including waste oil and petroleum products.
means use, manufacture, storage or treatment authorized pursuant to Chapter 70.105 RCW and Chapter 173-303 WAC, or other land use activity involving hazardous substances, but does not include individually packaged household consumer products or quantities of hazardous substances of less than five gallons in volume per container. Hazardous substances shall not be disposed on site unless in compliance with Dangerous Waste Regulations, Chapter 173-303 WAC and any pertinent local ordinances, such as sewer discharge standards.
means a report detailing the subsurface conditions of a site and which indicates the susceptibility and potential for contamination of ground water supplies.
means natural or human-produced material on the ground that does not allow surface water to penetrate into the soil. Impervious surfaces may consist of buildings, parking areas, driveways, roads, sidewalks, and any other areas of concrete, asphalt, plastic, compacted gravel, etc.
means to replace wetlands with substitute wetlands whose characteristics, functions and values are required to replicate those destroyed or degraded by a regulated activity.
means wetlands that are located in small interdunal depressions to extensive deflation plains behind stabilized foredunes.
means a disposal facility or part of a facility at which solid waste is permanently placed in or on land and which is not a land spreading disposal facility.
means areas which are potentially subject to risk of mass movement due to a combination of geologic, topographic, and hydrologic factors.
means to avoid, minimize or compensate for adverse critical area impacts. See UPMC § 17.35.045 for the full mitigation sequencing from avoidance to monitoring.
means that mark on all lakes, streams, ponds, and tidal water that will be found by examining the bed and banks and ascertaining where the presence and action of waters are so common and usual, and so long continued in all ordinary years, as to mark upon the soil a character distinct from that of the abutting upland, in respect to vegetation as that condition exists on the effective date of the ordinance codified in this chapter or as it may naturally change thereafter; or as it may change thereafter in accordance with permits issued by the City, State or Federal regulatory agency; provided, that in any area where the ordinary high water mark cannot be found, the ordinary high water mark adjoining salt water shall be the line of mean higher high tide, and the ordinary high water mark adjoining fresh water shall be the line of mean high water.
means to replace wetlands and other critical areas with substitute wetlands whose characteristics do not approximate those destroyed or degraded by a regulated activity.
means sand, noncompacted gravel, and other penetrable deposits on the ground which permit movement of ground water through the pore spaces, and which permit the movement of fluid to the ground water.
means an individual, partnership, corporation, trust, incorporated or unincorporated association, marital community, joint venture, governmental entity, or other entity or group of persons, however organized.
means creation of lots or building sites, construction or alteration of any structure or improvement or alteration of the condition of any land, water or vegetation that could adversely affect any critical area.
means the re-establishment of a viable wetland and other critical areas from a previously filled or degraded wetland site.
means areas adjacent to aquatic systems with flowing water that contain elements of both aquatic and terrestrial ecosystems, which mutually influence each other. The RMZ delineates the fish and wildlife habitat conservation areas adjacent to rivers, streams, and creeks to protect the riparian ecosystems functions and values. In many forested regions this area occurs within one 200-year site-potential tree height measured from the edge of the stream channel. In non-forest zones the RMZ is defined by the greater of the outermost point of the riparian vegetative community or the pollution removal function, at 100 feet.
means subject to or caused by an earthquake or earth tremor.
means a lot, parcel, tract, or combination of lots, parcels, or tracts where a development is proposed, in progress or completed.
means the average maximum height of the tallest dominant trees (200 years or more) for the site class of a given location.
means an inclined earth surface, the inclination of which is expressed as the ratio of horizontal distance to vertical distance.
means a semisolid substance consisting of settled solids combined with varying amounts of water and dissolved materials generated from a wastewater treatment plant or system or other sources, including septage sludge, sewage sludge, and industrial sludge.
means a site where stabilized sludge, septage, and other organic wastes are applied to the surface of the land in accordance with established agronomic rates for fertilization or soil conditioning. Sludge land application sites are classified under the following five-category system:
Sites of less than one acre with an application rate of less than 10 dry tons of sludge per acre per five-year period.
Sites with an application rate of less than 20 dry tons of sludge per acre per 10-year period or less than an annual application of two dry tons of sludge per acre.
Sites with an application rate of more than 20, but less than 43, dry tons of sludge per 10-year period or 4.3 dry tons per acre per year.
Sites with one-time applications greater than 43 dry tons per acre and cumulative limits for metals greater than State-designated practices for agricultural cropland application.
Sites that are permanent landfill disposal facilities.
means the placement of material with the intent to remove it at a later time.
means a distinct topographic break in slope at the lower-most limit of the land-slide or erosion hazard area.
means a distinct topographic break in slope at the uppermost limit of the land-slide or erosion hazard area.
means any one or a combination of tanks (including underground pipes connected thereto) which are used to contain or dispense an accumulation of hazardous substances or hazardous wastes, and the volume of which (including the volume of underground pipes connected thereto) is 10% or more beneath the surface of the ground.
means pipe, conduit, cable or other similar facility by which services are conveyed to the public or individual recipients. Such services shall include, but are not limited to, water supply, electric power, gas, telecommunications, cable television and sanitary sewers.
means lakes, rivers, ponds, streams, creeks, inland waters, underground waters, salt waters and other surface waters and watercourses within the jurisdiction of the state of Washington.
means protective areas associated with public drinking water sources established by water systems and approved or assigned by the State Department of Health.
means those areas that are inundated or saturated by surface or ground water at a frequency and duration sufficient to support, and that under normal circumstances do support, a prevalence of vegetation typically adapted for life in saturated soil conditions. Wetlands generally include swamps, marshes, bogs, and similar areas. Wetlands generally do not include those artificial wetlands intentionally created from nonwetland sites, including, but not limited to, irrigation and drainage ditches, grass-lined swales, canals, detention facilities, wastewater treatment facilities, farm ponds, and landscape amenities. However, wetlands may include those artificial wetlands intentionally created from nonwetland areas created to mitigate conversion of wetlands, if permitted by the City.
means a person with experience and training in wetlands issues, and with experience in performing delineations, analyzing wetland functions and values, analyzing wetland impacts, and recommending wetland mitigation and restoration. Qualifications include:
Bachelor of Science or Bachelor of Arts or equivalent degree in biology, botany, environmental studies, fisheries, soil science, wildlife, agriculture or related field, and two years of related work experience, including a minimum of one year experience delineating wetlands using the Washington State Wetlands Identification and Delineation Manual and preparing wetland reports and mitigation plans. Additional education may substitute for one year of related work experience; or
Four years of related work experience and training, with a minimum of two years’ experience delineating wetlands using the Washington State Wetlands Identification and Delineation Manual and preparing wetland reports and mitigation plans;
The person should also be familiar with the City site development regulations, the City wetland management policies, and the requirements of this title.
means a professional with a degree in wildlife, or certification by the Wildlife Society, or with five years’ professional experience as a wildlife biologist.
(Ord. 343 § 1, 2002; Ord. 423 § 51, 2004; Ord. 630 § 1 (Exh. A), 2013; Ord. 662 § 1 (Exh. A), 2015; Ord. 749 § 24, 2021; Ord. 797, 12/1/2025)