Power grid transformers

High Voltage power lines as part of the electricity grid network

Data to reflect all known Easements and Rights of Ways.

Location and general details of earthquakes near St Helena 2008 2009. Created by Ayla Phillips for the location and general details of the earthquakes near St Helena. Showing...

Drill Targets in 1984 for groundwater locating and testing

Developed Parcels 2005/12/12

Soil type identified on the 1979 LRS32 Soil Map 3. Soil type details referred to in the main LRS32 report; "The land resources and agro-forestral development of St Helena".

Cliff generated from the OS Maps

Cadastral Registration Sections map for 12/12/2005

Built up area of Jamestown & Half Tree Hollow

Shows location of all bridges and culverts on St Helena in a point file

Created by Ayla Phillips for the location of all bridges on St Helena

Borehole Sites for water in 1984

All boreholes created by Public Work & Services Department for water testing

As part of a map of the ocean bed including depths and wrecks.

Airstrip - 45m width as proposed by Atkins

Centreline of Proposed Airstrip

Aerial photographs taken by aeroplane at various scales and in runs across the island. Imagery taken for land assessment.

Thirteen aerial photographs cover the island of Saint Helena with approximate 3m pixels. They were taken in 1990 by source unknown and acquired from Saint Helena Public Works....

Aerial photographs taken by aeroplane at various scales and in runs across the island. Imagery taken for land assessment. Taken in multiple bands including infra-red.