---
kind: "section"
citation: "27 C.F.R. § 9.102"
title: "27"
number: "9.102"
heading: "Sonoma Mountain."
url: "https://uscodex.org/cfr/27/9.102"
---

# §9.102. Sonoma Mountain.

- (a) **Name.** The name of the viticultural area described in this section is “Sonoma Mountain.”
- (b) **Approved maps.** The approved maps for determining the boundary of the Sonoma Mountain viticultural area are 2 U.S.G.S. topographic maps in the 7.5 minute series, as follows:
  - (1) Glen Ellen, Calif., dated 1954, photorevised 1980; and
  - (2) Kenwood, Calif., dated 1954, photorevised 1980.
- (c) **Boundary.** The Sonoma Mountain viticultural area is located in Sonoma County, California. The boundary is as follows:
  - (1) The beginning point is the northern most point at which the 1600-foot contour line crosses the section line dividing [section 22](/cfr/27/22.md) from [section 23](/cfr/27/23.md), in Township 6 North, Range 7 West.
  - (2) **The boundary follows this section line north to the 800-foot contour line.**
  - (3) The boundary follows the 800-foot contour line westerly, easterly, and northerly to Bennett Valley Road.
  - (4) **The boundary follows Bennett Valley Road easterly to Enterprise Road.**
  - (5) The boundary follows Enterprise Road southeasterly to an unnamed stream, in [Section 7](/cfr/27/7.md), Township 6 North, Range 7 West, which crosses Enterprise Road near the point at which the road turns from an easterly to a southerly direction.
  - (6) **The boundary follows this stream easterly to the 400-foot contour line.**
  - (7) The boundary follows the 400-foot contour line southerly to the township line dividing Township 6 North from Township 5 North.
  - (8) The boundary follows a straight line extension of this township line west to the 1200-foot contour line.
  - (9) The boundary follows the 1200-foot contour line northwesterly to the range line dividing Range 6 West from Range 7 West.
  - (10) **The boundary follows this range line south to the 1600-foot contour line.**
  - (11) **The boundary follows this contour line westerly to the beginning point.**

## Notes

### Amendments

[T.D. ATF-196, 50 FR 2979, Jan. 23, 1985, as amended by T.D. ATF-249, 52 FR 5960, Feb. 27, 1987]

### Authority

Authority: 27 U.S.C. 205.

### Source

Source: T.D. ATF-60, 44 FR 56692, Oct. 2, 1979, unless otherwise noted.

### Amendments

[T.D. ATF-196, 50 FR 2979, Jan. 23, 1985, as amended by T.D. ATF-249, 52 FR 5960, Feb. 27, 1987]