The Pamphlet Collection of Sir Robert Stout: Volume 12
Chapter II. — Topography, &c
The City of Dunedin stands upon an area of 900 acres. Upon the West is the Town Belt, having an area of 500 acres, and upon the East 100 acres, are about to be reclaimed from the Harbour.
Two-thirds of the City stand upon hilly ground,* which irregularly slopes towards the bay.
The greatest altitude is 306.60 feet above high water mark; this is obtained in High Ward in Duncan Street. The lowest level is .40 below high water mark, situated at the foot of Hanover Street.
The Octagon level at its highest point is 50.15 feet above high water mark; the reclamation level being 6.10†
The substratum of the City consists of basaltic rock and alluvial clay.
* Miram's Report on Drainage and Sewerage, submitted to the City Council of Dunedin, 1872.
† Miram's Map of Dunedin.