Megget Reservoir

Megget Reservoir is a man-made water body in the Megget valley in Ettrick Forest, in the Scottish Borders. The reservoir is held back by the largest earth dam in Scotland. The reservoir collects water from the Tweedsmuir Hills, which is then conveyed via pipelines to Edinburgh. The pipelines are routed through the Manor Valley and the Meldon Hills, to Gladhouse Reservoir and Glencorse Reservoir in the Pentland Hills. The outflow from the reservoir is the Megget Water, which flows into St. Mary's LochHistoryThe Megget Reservoir Scheme was first considered in 1963. The Water Order was granted by the Secretary of State in 1974, and construction started in 1976. The reservoir was officially opened on 30 September 1983. It has a capacity of, and a maximum water level of above Ordnance Datum. The embankment is high and its crest is long.