Beginning at a point where the north boundary line of Arkansas intersects the west meander line of the St. Francis River and running east on an extension of the north boundary line to the meander line on the east bank of the river; thence south with the meander line of the river to the point where the meander line intersects the south boundary line of the State of Missouri; thence west on an extension of the south line of Missouri to the meander line on the west bank of the river; thence north with the meander line of the river to the point of beginning.
Ark. Code § 16-88-107