달전지구는 남이섬 일대 297,218㎡이며, 대곡지구는 자라섬 일대 153,899㎡일원으로 경춘선복선전철, 가평역세권개발 등으로 개발압력이 높았던 곳이다.
Dalgeon district is 297,218 square meters in a whole place of Nami Island, and Daegok dstrict is 153,899 square meters in a whole place of Jara Island, which was under great pressure due to the development of Gyeongchun double-track rail and Gapyeong station sphere.