The phrase "south edge" refers to the southern boundary or border of an area or place. It indicates the furthest point on the southern side of something. Full definition
This information was used by SRK to construct a new 3D geological and structural model based on complete cross sectional interpretations every 50 meters for the main resource area and every 10 meters at the north and south edges of the deposit where further resource additions are anticipated. (paramountnevada.com)
Two Dane County committees have approved hiring an architectural firm to design new agricultural and exhibition pavilions at the Alliant Energy Center, where events such as the World Dairy Expo take place on the south edge of Madison. (dailyreporter.com)
In Troy, First Columbia still plans a Courtyard by Marriott on River Street just north of downtown, while another developer plans a Tru by Hilton on the south edge of downtown. (timesunion.com)