WATER CATCHMENT AREAS IN IRELAND 299 



Dublin, pp. 392, 393 (1908). Mr. Dixon gives the acre- 

 age of the catchment area as follows: Upper area, 4340 

 acres ; lower area, 3250 acres ; or a total of 7590 acres. 

 The Council own between 50 and 60 acres at the lower 

 level of the gathering ground. " The measures taken 

 against contamination are regular inspection of streams, 

 cleaning catch water channels and keeping these free of 

 vegetation and debris, and provision of pipe drains separat- 

 ing the farm drainage from the spring water." The Council, 

 beginning in 1900, have planted nearly 50 acres, about 

 80,000 larch, pine, alder, and birch trees being used. The 

 timber is already valuable, some of the trees having been 

 cut down and employed for fencing as required. 



Dundalk : gathering ground of 1200 acres in Bally- 

 makellett and Doolargy townlands, in the Carlingford 

 Mountains, between 400 and 1563 feet elevation, all 

 mountain pasture and moorland, except 50 acres of arable 

 land, which has four houses upon it. The Council own the 

 river beds and the valve towers only. The gathering 

 ground is regularly patrolled by a water keeper, and the 

 water is stored in a reservoir of 32,500,000 gallons 

 capacity. 



Drogheda : gathering ground in Slate Hill, Tullyeskar, 

 Barnattin, and Killineer townlands, two miles N.N.W. of 

 Drogheda, acreage not ascertained, all arable land with five 

 farmhouses upon it. The Council own only 10 acres 

 around the reservoirs, of which 5 acres have been recently 

 planted. The Council have not control over the gathering 

 ground ; but the water is filtered, and there is a special 

 sewage system for Barnattin hamlet, 



Longford * : supply from stream at Lisfarrell, 315 feet 

 elevation, with a gathering ground of 600 acres of arable 

 land and pasture lands, with several farmhouses upon it. 

 Pond and filters. 



TuUamore * : supply from Clodiagh River at Clonaslee, 

 400 feet altitude. Large catchment area, acreage un- 



