[2] In the past, the fast flowing river was used to power mills and factories along its route and is still used today to produce hydroelectricity.

[3] The river runs through Cleghorn Glen and Cartland Craigs, two sites of special scientific interest (SSSI) which form part of the Clyde Valley Woodlands National Nature Reserve.

[3] The deep gorge which characterises these SSSIs were formed roughly ten thousand years ago when the Mouse Water started to erode the rock at the site, which was mainly red sandstone.

They are listed below in order from its origin to the point the river meets the Clyde.

This article related to a river in Scotland is a stub.