{"code":"GOV","codeName":"Government Code","section":"23128","citation":"Gov. Code, § 23128","status":"in-force","lawOn":"2026-09-28","headings":[{"name":"TITLE 3. GOVERNMENT OF COUNTIES [23000. - 33205.]","url":"https://blackletter.si/government-code/title-3"},{"name":"DIVISION 1. COUNTIES GENERALLY [23000. - 23732.]","url":"https://blackletter.si/government-code/title-3/division-1"},{"name":"CHAPTER 2. Boundaries [23070. - 23296.]","url":"https://blackletter.si/government-code/title-3/division-1/chapter-2"},{"name":"ARTICLE 2. Boundaries of the Several Counties [23100. - 23158.]","url":"https://blackletter.si/government-code/title-3/division-1/chapter-2/article-2"}],"history":"Added by Stats. 1947, Ch. 424.","effective":null,"html":"<p>The boundaries of Napa County are as follows:</p><p>Beginning at the southwestern corner, at a point in Huichica Creek where the said creek empties into San Pablo Bay; thence east to the mountains dividing Napa Valley from Suisun Valley, forming the southeastern corner; thence northerly along the summit line of said mountains to its intersection with the first standard north, Mount Diablo base, marked by a rock monument erected by Ralph Norris; thence east along said standard line seven and three-fourths miles to the Vaca Mountains, which divide the Vaca and Suisun Valleys; thence northerly along the main ridge of said Vaca Mountains to Putah Creek, at a point called the Devil’s Gate; thence northerly across said creek to and along the mountains dividing Berryessa Valley from the Sacramento Valley to the southeast corner of Lake on the western line of Yolo; thence southwesterly along the southern line of Lake to its intersection with the eastern line of Sonoma; thence southeasterly on said line of Sonoma to the western branch of the headwaters of Huichica Creek; thence westerly to the main ridge that divides the Huichica Valley from the Sonoma Valley; thence southerly along the said dividing ridge to the tule bordering on San Pablo Bay; thence southerly to the center of the Huichica Creek; thence down said creek to its mouth, the place of beginning.</p>","text":"The boundaries of Napa County are as follows: Beginning at the southwestern corner, at a point in Huichica Creek where the said creek empties into San Pablo Bay; thence east to the mountains dividing Napa Valley from Suisun Valley, forming the southeastern corner; thence northerly along the summit line of said mountains to its intersection with the first standard north, Mount Diablo base, marked by a rock monument erected by Ralph Norris; thence east along said standard line seven and three-fourths miles to the Vaca Mountains, which divide the Vaca and Suisun Valleys; thence northerly along the main ridge of said Vaca Mountains to Putah Creek, at a point called the Devil’s Gate; thence northerly across said creek to and along the mountains dividing Berryessa Valley from the Sacramento Valley to the southeast corner of Lake on the western line of Yolo; thence southwesterly along the southern line of Lake to its intersection with the eastern line of Sonoma; thence southeasterly on said line of Sonoma to the western branch of the headwaters of Huichica Creek; thence westerly to the main ridge that divides the Huichica Valley from the Sonoma Valley; thence southerly along the said dividing ridge to the tule bordering on San Pablo Bay; thence southerly to the center of the Huichica Creek; thence down said creek to its mouth, the place of beginning.","otherVersions":[],"url":"https://blackletter.si/government-code/boundaries-of-the-several-counties-23128","source":"California Legislative Information bulk export (pubinfo)"}