2918 25 STORMWATER 4825 Revised Final

9 “Regulated impervious surface” means any of the following, alone or in combination: 1. A net increase of impervious surface; 2. The total area of impervious surface collected by a new stormwater conveyance system (for the purpose of this definition, a “new stormwater conveyance system” is a stormwater conveyance system that is constructed where one did not exist immediately prior to its construction or an existing system for which a new discharge location is created); 3. The total area of impervious surface proposed to be newly collected by an existing stormwater conveyance system; and/or 4. The total area of impervious surface collected by an existing stormwater conveyance system where the capacity of that conveyance system is increased. “Regulated motor vehicle surface” means any of the following, alone or in combination: 1. The total area of motor vehicle surface that is currently receiving water; 2. A net increase in motor vehicle surface; and/or quality treatment either by vegetation or soil, by an existing stormwater management measure, or by treatment at a wastewater treatment plant, where the water quality treatment will be modified or removed. “Retention standard”/ “retention storm” means retaining onsite through green infrastructure or reuse, one-half of the existing 2-year rainfall for Essex County, multiplied by the projected 2-year storm change factor, as defined in Table 6: entitled “Future Precipitation Change Factors”. “Sediment” means solid material, mineral or organic, that is in suspension, is being transported, or has been moved from its site of origin by air, water or gravity as a product of erosion. “Site” means the lot or lots upon which a major development is to occur or has occurred. “Soil” means all unconsolidated mineral and organic material of any origin. “Solid and floatable materials” means sediment, debris, trash, and other floating, suspended, or settleable solids. “State Development and Redevelopment Plan Metropolitan Planning Area (PA1)” means an area delineated on the State Plan Policy Map and adopted by the State Planning Commission that is intended to be the focus for much of the State’s future redevelopment and revitalization efforts. “State Plan Policy Map” is defined as the geographic application of the State Development and Redevelopment Plan’s goals and statewide policies, and the official map of these goals and

zation efforts. “State Plan Policy Map” is defined as the geographic application of the State Development and Redevelopment Plan’s goals and statewide policies, and the official map of these goals and policies.