Outfalls in New Jersey, NJDEP MS4 Inventory and Mapping

The Bureau of Nonpoint Pollution Control within the Division of Water Quality issues NJPDES general permits authorizing discharges from Tier A and Tier B municipalities, as well as public complexes, and highway agencies that discharge stormwater from Municipal Separate Storm Sewer Systems (MS4s). As a required in Part IV.C.1&2 of the MS4 permit issued in 2017, permittees are required to develop, update, and maintain an inventory and map of, at a minimum, stormwater facilities identified in Part IV.C.1.b and located within the municipality. Tier A Municipalities are required to develop, update, and maintain an outfall pipe map showing the location of the end of all MS4 outfall pipes which discharge to a surface water body.水质司下设的面源污染控制局核发新泽西州污染物排放消除系统（New Jersey Pollutant Discharge Elimination System, NJPDES）通用排污许可证，授权A级、B级市政当局、公共综合体以及依托市政独立雨水管网系统（Municipal Separate Storm Sewer Systems, MS4s）排放雨水的公路管理机构开展雨水排放活动。根据2017年核发的MS4许可证第四部分C.1及C.2项的强制要求，许可证持有人需编制、更新并维护至少涵盖第四部分C.1.b款中列明的、位于所属市政辖区内的雨水设施清单与配套地图。A级市政当局还需额外编制、更新并维护排污口管线地图，标注所有向地表水体排放雨水的MS4排污口末端位置。