Waterbodies

This dataset contains polygons representing planimetric waterbodies, created as part of the DC Geographic Information System (DC GIS) for the Office of the Chief Technology Officer (OCTO). These features were originally captured in 2015 and updated in 2017, 2019, 2021, 2023 and 2025.本数据集包含用于表示平面水系的多边形要素，作为华盛顿特区地理信息系统（DC Geographic Information System, DC GIS）的组成部分，由首席技术官办公室（Office of the Chief Technology Officer, OCTO）主导构建。该类要素最初于2015年采集，并分别于2017、2019、2021、2023及2025年完成更新。