Scattered radiation means ionizing radiation emitted by interaction of ionizing radiation with matter, the interaction being accompanied by a change in direction of the radiation. Scattered primary radiation means that scattered radiation which has been deviated in direction only by materials irradiated by the useful beam.
Endangered species means wildlife designated by the
Waste tire means a tire that is no longer suitable for its original purpose because of wear, damage or defect.
Nominal tomographic section thickness means the full width at half-maximum of the sensitivity profile taken at the center of the cross-sectional volume over which x-ray transmission data are collected.
Underground source of drinking water means an aquifer or its portion:
Environmental pollution means the contaminating or rendering unclean or impure the air, land or waters of the state, or making the same injurious to public health, harmful for commer- cial or recreational use, or deleterious to fish, bird, animal or plant life.
Floodproofing means any combination of structural and nonstructural additions, changes, or adjustments to structures which reduce or eliminate flood damage to real estate or improved real property, water and sanitation facilities, structures, and their contents.
Stormwater management planning area means the geographic area for which a stormwater management planning agency is authorized to prepare stormwater management plans, or a specific portion of that area identified in a stormwater management plan prepared by that agency.
Area of special flood hazard means the land in the floodplain within a community subject to a one percent or greater chance of flooding in any given year.
Waste Disposal Site means a Waste Disposal Site which is not a Hauled Sewage Disposal Site, a Sewage Works or a Waste Stabilization Pond; and
danger area means an airspace of defined dimensions within which activities dangerous to the flight of aircraft may exist at specified times;
Surface water means all water which is open to the atmosphere and subject to surface runoff.
Standard Methods for the Examination of Water and Wastewater means the most recent edition of Standard Methods for the Examination of Water and Wastewater published jointly by the American Public Health Association, the American Waterworks Association and the Water Environment Federation;
Surface waters means all waters of the state as defined in G.S. 143-212 except underground waters
Drinking water means water that meets criteria as specified in 40 CFR 141 National Primary Drinking Water Regulations. "Drinking water" is traditionally known as "potable water." "Drinking water" includes the term "water" except where the term used connotes that the water is not potable, such as "boiler water," "mop water," "rainwater," "wastewater," and "nondrinking" water.
Caseworker means a PCSA, PCPA or PNA staff person who is responsible for provision of protective services or supportive services to the child and his parent, guardian, custodian or substitute caregiver.
Floodplain or "Flood-prone area" means any land area susceptible to being inundated by water from any source (see definition of "Flooding").
Diatomaceous earth filtration means a process resulting in substantial particulate removal in which a precoat cake of diatomaceous earth filter media is deposited on a support membrane (septum), and while the water is filtered by passing through the cake on the septum, additional filter media known as body feed is continuously added to the feed water to maintain the permeability of the filter cake.
Wellhead protection area means the surface and subsurface area surrounding a water well or well field that supplies a public water system through which contaminants are reasonably likely to migrate toward the water well or well field.
Tomographic plane means that geometric plane which is identified as corresponding to the output tomogram.
Regulatory Flood Protection Elevation means the “Base Flood Elevation” plus the “Freeboard”. In “Special Flood Hazard Areas” where Base Flood Elevations (BFEs) have been determined, this elevation shall be the BFE plus two (2) feet of freeboard. In “Special Flood Hazard Areas” where no BFE has been established, this elevation shall be at least two (2) feet above the highest adjacent grade.