Upper North Shore (Massachusetts) sewage no-discharge zone, 2010, EPA HQ OWOW

This dataset details No Discharge Zones (NDZ) for Upper North Shore, MA. Boaters may not discharge waste into these areas. Boundaries were determined mostly by...本数据集详实记载了马萨诸塞州（MA）北岸上部区域的禁排区（No Discharge Zones, NDZ）。船舶驾驶者不得在上述区域内排放废弃物。该类区域的边界主要由……确定。