WATER CATCHMENT AREAS IN SCOTLAND 271 
only the sites of the reservoirs, for which an annual payment 
is made. The proprietors of the land have recently done a 
little planting of trees. The annual rainfall averages 
31:30 inches for Thorter and 34°40 inches for Donolly. 
The Donolly reservoir obtains its supply, not from the 
Donolly stream, which proved unsuitable, but from the 
adjacent Papana stream. 
Duns obtains its water supply from a reservoir on 
Hardens Hill, with a gathering ground of 361 acres, 
between 557 and 1166 feet elevation. The area, only 
4 acres of which are owned by the Corporation, is without 
habitations, and comprises 65 acres of arable land, 240 
acres of hill pasture, and 56 acres of plantations. The 
water is filtered. 
Lauder is reported in Journ. Board of Agriculture, xi. 
472 (1904), to own a catchment area of 650 acres, hill 
pasture, at 900 feet elevation. Information about this 
water supply has not been obtainable. 
Galashiels obtains its water supply from the Caddon 
Water valley, with a catchment area of 4160 acres, at 800 
to 2160 feet elevation, mostly moorland and grazed by a 
few sheep. The Town Council do not own the area, but 
have the water rights. 
Hawick water supply is obtained from hill pasture lands 
to the south-west of the town. The main supply is from 
the Dod Burn, about 6 miles off, with a catchment area of 
1280 acres at 700 to 1500 feet elevation, and the water is 
stored in Acre Knowe reservoir, at 610 feet elevation. 
Another supply is taken direct from the Allan Water at 
Lodburn, about 5 miles away. There is a population 
of 20 persons on the catchment areas, which are not 
owned by the Town Council. The land is hill pasture 
grazed by sheep, except 20 acres arable. None of the 
water is filtered, and complaints are sometimes made 
in summer about its fishy taste. This is due to a weed 
which grows in the Acre Knowe reservoir. The water 
