Putah Creek (Patwin: Liwaito) is a major stream in Northern California, a tributary of the Yolo Bypass, and ultimately, the Sacramento River. The  creek has its headwaters in the Mayacamas Mountains, a part of the Coast Range, and flows east through two dams. First, Monticello Dam forms Lake Berryessa, below which Putah Creek forms the border of Yolo and Solano Counties, and then flows to the Putah Diversion Dam and Lake Solano.
Putah Creek (Patwin: Liwaito) is a major river in Northern California, a branch of the Yolo Bypass, and ultimately flows into the Sacramento River. The creek has its source in the Mayacamas Mountains, part of the Coast Range, and passes through two dams on its way east. First, Monticello Dam forms Lake Berryessa, after which Putah Creek divides between Yolo and Solano Counties before reaching the Putah Diversion Dam and Lake Solano.