Stormwater Management Basins 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.水质处下属的面源污染控制局核发新泽西州污染物排放消除系统（NJPDES）通用许可证，授权A级、B级市政管辖区域、公共综合设施以及公路管理机构通过城市独立雨水下水道系统（Municipal Separate Storm Sewer Systems，简称MS4s）排放雨水。根据2017年核发的MS4许可证第四部分C小节第1、2条的规定，被许可方需编制、更新并维护至少涵盖第四部分C小节1.b条所认定的、位于本辖区内的雨水设施清单与分布图。A级市政管辖区域需编制、更新并维护雨水排放口管道分布图，标注所有排放至地表水体的MS4雨水排放口管道末端的位置。