WATER CATCHMENT AREAS IN SCOTLAND 259 



steadings upon it, but there are two houses. Of the 

 total area 16 acres are owned by the Corporation. I 

 have no information as to what measures are taken against 

 contamination of the water. 



III. Stirling and Lanark Counties 



Gathering grounds, 43,362 acres, supplying fifteen local 

 authorities (Gorbals area supplying Glasgow and Car- 

 munnock area supplying Upper District of Renfrew 

 included). 10,290 acres owned by two local authorities. 



Stirling obtains its water supply from the Touch catch- 

 ment area, about 4 miles south-west of the town, 1250 

 acres in extent, of which 600 acres are below 1000 feet 

 elevation and 650 acres between 1000 and 1500 feet. 

 The area is wild rocky moorland and rough hill grazing, 

 without arable land, peat, plantations, or habitations. The 

 Waterworks Commissioners own only the sites of the 

 reservoirs, 53^ acres, but have the right to take water 

 in perpetuity subject to an annual payment. The three 

 reservoirs are at 887, 759, and 707 feet elevation; a 

 small settling pond is at 484 feet, and the filters are at 

 455 feet. The average annual rainfall for 30 years on the 

 area is 44-43 inches, varying from 34*77 to 63'25 inches. 



Kilsytli obtains its new water supply from the Corrie 

 reservoir, about a mile north-west of the burgh, with a 

 gathering ground of 190 acres, all hill pasture, between 

 852 and 1393 feet altitude. The Council own the site of 

 the reservoir and some land around it, about 12|- acres 

 fenced in. The catchment area, which has no habitations 

 or farm-steadings, is grazed by sheep and a few cattle. The 

 sheep drains are occasionally cleared out near the reservoir. 

 The water is not filtered. The total annual rainfall in 1 9 1 2 

 was 70*20 inches- 

 Denny and Dunipace Burgh obtains its water supply 

 from Overton catchment area, 220 acres in extent, between 



