A RIGHT granted by one man to another to convey water through the land of the grantor, by means of a race, to the mill of the grantee, is an incorporeal hereditament. Angelí on Water-Courses, 57, 59.

And for an injury to such right, an action of trespass quare clausum fregit will not lie. Conner v. The Pres, and Trust, of N. Albany, 1 Blackf. 88. — 1 Chitt. Pl. 162.