(a) Name. The name of the viticultural area described in this section is “River Junction.”

(b) Approved maps. The appropriate maps for determining the boundaries of the River Junction viticultural area are the following two 1:24,000 Scale U.S.G.S. topographical maps. They are titled:

(1) Ripon, CA 1969, photorevised 1980;

(2) Vernalis, CA 1969, photorevised 1980.

(c) Boundaries. The River Junction AVA is located in southern San Joaquin County, California. The boundaries are as follows:

(1) Beginning on the Vernalis, CA quadrangle map at the intersection of the secondary highway Airport Way and the San Joaquin River levee, near Benchmark 35 in T3S/R6E;

(2) Then in a southeasterly direction, follow the levee along the San Joaquin River onto the Ripon, CA quadrangle map;

(3) Then in a northerly direction around Sturgeon Bend in section 18 T3S/R7E;

(4) Then continuing in a generally southeasterly, then northeasterly direction along the levee adjoining the Stanislaus River through sections 19, 20 and 17 to the point where the levee intersects sections 17 and 8;

(5) Then continuing in a northerly direction along the levee in section 8 for approximately 1,000 feet;

(6) Then in a straight line in a northwesterly direction for approximately 100 feet to the intersection with Division Road;

(7) Then in a southwesterly, then northwesterly direction along Division Road through sections 8, 17, 18 and 7 to the intersection with the secondary highway Airport Way;

(8) Then in a southwesterly direction along Airport Way onto the Vernalis quadrangle map to the starting point at the intersection of Airport Way and the San Joaquin River levee T3S/R6E.