Allt Graad

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The Black Rock Gorge, on the Allt Graad, viewed from the top.

The Allt Graad (Scottish Gaelic: Allt Grànnda: Ugly Stream) or River Glass is a river in Easter Ross, Highland, Scotland. It is named on Ordnance Survey maps variously as Allt Graad and River Glass.[1] It has also been known as the "Allt Grande", and the archaic Anglicization, "Aultgraad".

As of 2011, a hydro-electric scheme is under construction on the Allt Graad. This run-of-the-river scheme is on the lower catchment of the river, next to the Black Rock Gorge. It will be operated by RWE Npower, and have a capacity of 3.5MW.[2]

Course[]

The Allt Graad flows 9 km (5½ miles) from through Glen Glass past Evanton into the Cromarty Firth. Between Glen Glass and Evanton it flows through the Black Rock Gorge, associated in local tradition with the . It meets the sea about a mile from the mouth of the River Sgitheach.

References[]

  1. ^ Grid reference NH593668
  2. ^ "Black Rock Hydro Project". RWE Npower. Retrieved 17 February 2011.

Coordinates: 57°40′0″N 4°22′12″W / 57.66667°N 4.37000°W / 57.66667; -4.37000


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