WATER CATCHMENT AREAS IN SCOTLAND 281 



eastern side of Cat Law, in Kingoldrum parish, Forfarshire. 

 The water, which is not filtered, comes from springs in the 

 side of the hill, and there is no impounding reservoir. The 

 area is grazed by sheep, and is uninhabited, treeless, rocky 

 ground, mostly covered with heather. It is not owned by 

 the Town Council, who have the usual sanitary powers 

 conferred by common law and statute. The annual rainfall, 

 varying from 27 to 50 inches, averages 35-33 inches. 



Brechin obtains its water supply from a catchment area 

 of 2200 acres, between 600 and 2000 feet altitude, on 

 Wirren Hill, in the Grampians, all heather-clad, under 

 sheep grazing, and without dwellings of any kind. There 

 are no trees on the area, which is privately owned, the 

 Town Council having no control and only the right to 

 the water and the pipe track, which was given free by the 

 owner. There is no storage reservoir, and the water is not 

 filtered ; but no trouble as regards contamination has arisen 

 since the supply was introduced over 43 years ago. 



Forfar obtains its water-supply from the Den of Ogil 

 reservoir, in Tannadice parish, with a gathering ground 

 of 2977 acres, lying between 600 and 1615 feet elevation, 

 the highest point being St. Arnolds. The Corporation own 

 33 acres. The gathering ground comprises 2677 acres 

 of hill pasture and plantations, and 300 acres of arable 

 laud, on which there are 8 habitations and farm-steadings. 

 The water is screened and filtered, but no other measures 

 are taken against contamination. 



Dundee obtains its water supply from two catchment 

 areas: (1) The gathering ground feeding the Crombie, 

 Monikie, and Brax reservoirs comprises 3643 acres, all at 

 no great elevation, the highest point being under 700 feet. 

 The Water Commissioners, in order to preserve the water 

 from contamination, have taken on a lease of 99 years 

 500 acres of arable land on the Crombie area. This land, 

 laid down in grass, reverts to moorland in a few years, and 

 could be utilised more profitably if planted with a timber 



