---
kind: "section"
citation: "27 C.F.R. § 9.29"
title: "27"
number: "9.29"
heading: "Sonoma Valley."
url: "https://uscodex.org/cfr/27/9.29"
---

# §9.29. Sonoma Valley.

- (a) **Name.** The name of the viticultural area described in this section is “Sonoma Valley.”
- (b) **Approved maps.** The maps showing the boundaries of the Sonoma valley viticultural area are entitled:
  - (1) “Cuttings Wharf, Calif.”, 1949 (photorevised 1968 and photoinspected 1973), 7.5 minute quadrangle;
  - (2) “Petaluma Point, Calif.”, 1959 (photorevised 1968 and photoinspected 1973), 7.5 minute quadrangle;
  - (3) “Sears Point, Calif.”, 1951 (photorevised 1968), 7.5 minute quadrangle;
  - (4) “Petaluma River, Calif.”, 1954 (photorevised 1968 and 1973), 7.5 minute quadrangle;
  - (5) “Glen Ellen, Calif.”, 1954 (photorevised 1968 and photoinspected 1973), 7.5 minute quadrangle;
  - (6) “Cotati, Calif.”, 1954 (photorevised 1968 and 1973), 7.5 minute quadrangle;
  - (7) “Santa Rosa, Calif.”, 1954 (photorevised 1968 and 1973), 7.5 minute quadrangle;
  - (8) “Kenwood, Calif.”, 1954 (photorevised 1968 and photoinspected 1973), 7.5 minute quadrangle; and
  - (9) **Appropriate Sonoma County tax assessor's maps showing the Sonoma County-Napa County line.**
- (c) **Boundaries.** The Sonoma Valley viticultural area is located within Sonoma County, California. From the beginning point at the junction of Tolay Creek and San Pablo Bay, the boundary runs:
  - (1) Northerly along Tolay Creek to Highway 37;
  - (2) Westerly along Highway 37 to its junction with Highway 121;
  - (3) Northwesterly in a straight line to the peak of Wildcat Mountain;
  - (4) Northwesterly in a straight line to Sonoma Mountain to the horizontal control station at elevation 2,271 feet;
  - (5) Northwesterly in a straight line to the peak of Taylor Mountain;
  - (6) Northeasterly in a straight line to the point at which Los Alamos Road joins Highway 12;
  - (7) Easterly in a straight line to the peak of Buzzard Peak;
  - (8) Easterly in a straight line to the peak of Mount Hood;
  - (9) Easterly in a straight line to an unnamed peak located on the Sonoma County-Napa County line and identified as having an elevation of 2,530 feet (This unnamed peak is located in the northeast quarter of [Section 9](/cfr/27/9.md), Township 7 North, Range 6 West, Mt. Diablo Base and Meridian);
  - (10) Southerly along the Sonoma County-Napa County line to the point at which Sonoma Creek enters San Pablo Bay; and
  - (11) **Southwesterly along the shore of San Pablo Bay to the beginning point.**

## Notes

### Amendments

[T.D. ATF-96, 46 FR 59238, Dec. 4, 1981, as amended by T.D. ATF-201, 50 FR 12533, Mar. 29, 1985; T.D. ATF-249, 52 FR 5956, 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-96, 46 FR 59238, Dec. 4, 1981, as amended by T.D. ATF-201, 50 FR 12533, Mar. 29, 1985; T.D. ATF-249, 52 FR 5956, Feb. 27, 1987]