2870 24 Amending and Supplementing Chapter 25 Section 29 of the Township of West Orange Municipal Code Stormwater Mgmt RedLined 2

4 or removing of vegetation. Milling and repaving is not considered disturbance for the purposes of this definition. “Drainage area” means a geographic area within which stormwater, sediments, or dissolved materials drain to a particular receiving waterbody or to a particular point along a receiving waterbody. “Environmentally constrained area” means the following areas where the physical alteration of the land is in some way restricted, either through regulation, easement, deed restriction or ownership such as: wetlands, floodplains, threatened and endangered species sites or designated habitats, and parks and preserves. Habitats of endangered or threatened species are identified using the Department's Landscape Project as approved by the Department's Endangered and Nongame Species Program. “Environmentally critical area” means an area or feature which is of significant environmental value, including but not limited to: stream corridors, natural heritage priority sites, habitats of endangered or threatened species, large areas of contiguous open space or upland forest, steep slopes, and well head protection and groundwater recharge areas. Habitats of endangered or threatened species are identified using the Department’s Landscape Project as approved by the Department’s Endangered and Nongame Species Program. “Empowerment Neighborhoods” means neighborhoods designated by the Urban Coordinating Council “in consultation and conjunction with” the New Jersey Redevelopment Authority pursuant to N.J.S.A 55:19-69. “Erosion” means the detachment and movement of soil or rock fragments by water, wind, ice, or gravity. “Green infrastructure” means a stormwater management measure that manages stormwater close to its source by: 1. Treating stormwater runoff through infiltration into subsoil; 2. Treating stormwater runoff through filtration by vegetation or soil; or 3. Storing stormwater runoff for reuse. "HUC 14" or "hydrologic unit code 14" means an area within which water drains to a particular receiving surface water body, also known as a sub watershed, which is identified by a 14-digit hydrologic unit boundary designation, delineated within New Jersey by the United States Geological Survey. “Impervious surface” means a surface that has been covered with a layer of material so that it is highly resistant to infiltration by water. “Infiltration” is the process by which

s Geological Survey. “Impervious surface” means a surface that has been covered with a layer of material so that it is highly resistant to infiltration by water. “Infiltration” is the process by which water seeps into the soil from precipitation. “Lead planning agency” means one or more public entities having stormwater management planning authority designated by the regional stormwater management planning committee pursuant to N.J.A.C. 7:8-3.2, that serves as the primary representative of the committee.