Note: These charts are based on Ordnance Survey of Great Britain (1936)
Datum)
Description of the area to be avoided
In order to avoid the risk of oil pollution and severe damage to the
environment of Orkney, ships of more than 5,000 gross tonnage carrying oil or other
hazardous cargoes in bulk should avoid the area bounded by lines connecting the following
geographical positions:
(1) 58°46'.73 N, 3°17'.69 W (Tor Ness)
(2) 58°55'.00 N, 3°50'.00 W
(3) 59°17'.00 N, 3°50'.00 W
(4) 59°28'.00 N, 3°15'.00 W
(5) 59°28'.00 N, 2°19'.00 W
(6) 59°24'.00 N, 2°09'.00 W
(7) 59°05'.00 N, 2°09'.00 W
(8) 58°50'.00 N, 2°35'.00 W
(9) 58°44'.15 N, 2°54'.90 W (Old Head)
Then around the coast of South Ronaldsay and Mainland to