New York State Canal System sewage no-discharge zone, 2010, EPA HQ OWOW

This is a No Discharge Area (NDA) for NY State Canal System. The actual NDA areas/polygons were primarily created using narrative description from Federal Register...本数据集对应纽约州运河系统的禁排区（No Discharge Area，NDA）。实际的禁排区范围及多边形要素主要依据《联邦公报》中的叙述性描述构建生成。