Oregon Revised Statutes Counties and County Officers § 201.280

The boundary of Sherman County is as follows: Beginning at a point on the boundary of the state opposite the mouth of the John Day River; thence up the middle of the main channel of John Day River to the intersection of such channel and the township line between townships 5 and 6 south; thence west along the south township line of township 5 south to the middle of Buck Hollow; thence down the middle of Buck Hollow to the intersection of Buck Creek and Deschutes River; thence down the main channel of the Deschutes River to a point on the boundary of the state opposite the mouth of the Deschutes River; thence in a general easterly direction along the boundary of the state to the place of beginning.