Zim Zim Falls is a 100+ ft tall waterfall in northern

Napa County, California Napa County () is a county north of San Pablo Bay located in the northern portion of the U.S. state of California. As of the 2020 census, the population was 138,019. The county seat is the City of Napa. Napa County was one of the original co ...

in the Knoxville Wildlife Area. This area is also a part of the much larger Berryessa-Snow Mountain National Monument. The waterfall became accessible to the public in 2005 after the wildlife area was expanded by 12,000 acres. The falls are located along Zim Zim Creek which is a tributary of Eticuera Creek. The water from the falls eventually flows into

Lake Berryessa Lake Berryessa is the largest lake in Napa County, California. This reservoir in the Vaca Mountains was formed following the construction of the Monticello Dam on Putah Creek in the 1950s. Since the early 1960s, this reservoir has provided water ...

via

Eticuera Creek Eticuera Creek is one of four primary tributaries that drain into Lake Berryessa in northern Napa County, California. The other three are Pope Creek, Capell Creek, and Putah Creek. Eticuera Creek drains a watershed that is approximately . The cr ...

References

Rivers of Napa County, California Waterfalls of California {{NapaCountyCA-geo-stub