Lake Cachuma
Lake Cachuma covers about 3,100 acres of the Santa Ynez River in California. It lies in Santa Barbara County. Management is in the hands of Santa Barbara County Parks. This guide maps 3 named swimming spots around its shoreline.
Swimming beaches on Lake Cachuma
3 named swimming spots and shoreline access points, from USGS GNIS, Recreation.gov and the Forest Service. None is staffed by a lifeguard unless the operating agency posts one.
Lake Cachuma on the map
Lake center, swimming spots and access points.
Weather and water temperature
Air temperature and wind from Open-Meteo. Water temperature only when the lake has a public sensor.
Weather data by Open-Meteo
Lake Cachuma explained
On the map, Lake Cachuma is centered near 34.5867, -119.9810. The Santa Ynez River carries the outflow. It lies at roughly 751 feet of elevation. The deepest point on record is about 150 feet.
The closest lakes in this guide are Lake Casitas (California, 39 mi), Lopez Lake (California, 50 mi) and Lake Piru (California, 70 mi). In all, 86 lakes in California are covered here.
Swimming season in California runs through the warm months, and day-use areas set their own opening dates. Water temperature is not measured at this lake by any public agency we read. Freshwater advisories are issued locally, so check the state health department before you swim.
If the operating agency starts publishing a level for this lake, it will appear here. There is no live level reading for Lake Cachuma. The agencies that run this water do not publish one openly, and we do not estimate what has not been measured.
Around Lake Cachuma this guide maps 3 named swimming spots. They include El Capitán State Beach, El Capitan Beach and Refugio Beach. These come from wikidata. Unless the operating agency says otherwise, treat these as unsupervised swimming.
Questions about Lake Cachuma
Can you swim in Lake Cachuma?
Yes. This guide maps 3 named swimming spots around the lake, including El Capitán State Beach and El Capitan Beach. None is staffed by a lifeguard unless the operating agency posts one.
How big is Lake Cachuma?
About 3,100 acres. Maximum depth is around 150 feet.
What other lakes are near Lake Cachuma?
The closest in this guide is Lake Casitas, about 39 miles away in California.
Lakes near Lake Cachuma
Other lakes in this guide, ordered by distance.

Lake Casitas
Lake Casitas covers about 1,100 acres of the Coyote Creek in California. Its shoreline falls inside Ventura County. It is managed…

Lopez Lake
Lopez Lake is a 974-acre reservoir on the Arroyo Grande Creek in California. Its shoreline falls inside San Luis Obispo County.…

Castaic Lake
Castaic Lake is a 2,235-acre reservoir on the Castaic Creek in California. You will find it in Los Angeles County. Management is…

Lake Nacimiento
Fed by the Nacimiento River, Lake Nacimiento holds roughly 5,400 acres of water in California. The lake is in San Luis Obispo…

Lake Isabella
Lake Isabella is a 1,111,974-acre reservoir on the Kern River in California. Its shoreline falls inside Kern County. Management…

Silverwood Lake
Fed by the West Fork Mojave River, Silverwood Lake holds roughly 976 acres of water in California. It lies in San Bernardino…
Explore around California
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Sources
Every figure on this page comes from one of these public sources.

