Crohare Spring

Alameda County County, California · Near Livermore
37.6320°N, 121.7620°W · 515 ft
70°F 515 ft Open Short Walk NGO
Crohare Spring
File:Bombycilla cedrorum 1.jpg — cc by 2.0

Crohare Spring emerges at 70°F from protected conservation lands near Livermore, flowing barely 9 degrees above ambient temperature. This modest thermal feature on Tri Valley Conservancy easement represents a gentle geothermal anomaly in the rolling grasslands of eastern Alameda County.

The spring occupies 515 feet elevation within oak savanna and grassland terrain characteristic of the Livermore Valley's eastern margins. The landscape supports diverse native vegetation and wildlife habitat protected under conservation easement, creating a preserved natural setting away from development pressure.

History of Crohare Spring

Crohare Spring sits within permanently protected conservation easement managed by the Tri Valley Conservancy, designating it as land with permanent protection and some use allowed. This protection status reflects regional conservation efforts to preserve natural features and habitat connectivity in the Bay Area foothills.

The spring is accessible by a short walk of roughly 900 feet through protected lands. Visitation occurs through conservation lands open to public access. The nearby Livermore area provides services and facilities, making this an accessible destination for day visits to observe modest thermal activity in a conserved landscape.

Monthly Climate
50°
Jan
52°
Feb
55°
Mar
58°
Apr
62°
May
69°
Jun
73°
Jul
73°
Aug
71°
Sep
66°
Oct
56°
Nov
50°
Dec
Annual Precip: 16.1 in Annual Snow: 0.2 in
Best Time to Visit
January Air 50°F · Water 70°F · +20° contrast
December Air 50°F · Water 70°F · +20° contrast
February Air 52°F · Water 70°F · +18° contrast
January offers 23°F more contrast than August
What to Bring
Swimsuit & towel
Water bottle Stay hydrated, especially in hot water
Trash bag Pack out what you pack in
References
USGS Quad: (LIVERMORE 7.5) · NOAA: 4.0 · AMS Map: SAN JOSE
Frequently Asked Questions
What is the water temperature at Crohare Spring?
Crohare Spring has a water temperature of 70°F (21°C). This is a warm thermal spring.
Where is Crohare Spring located?
Crohare Spring is located in Alameda County, California at 515 feet elevation, near Livermore. Coordinates: 37.6320°N, 121.7620°W.
How do I get to Crohare Spring?
Crohare Spring has Short Walk road access (0.2 mi from the road).
Is Crohare Spring free to visit?
Crohare Spring has Open access. It is managed by NGO.
Is it safe to soak at Crohare Spring?
Crohare Spring is generally safe for soaking at its recorded temperature. Always tell someone your plans before visiting remote hot springs.
Is Crohare Spring crowded?
Crohare Spring sees varying levels of visitors depending on the season and day of the week.
What should I bring to Crohare Spring?
Essentials for Crohare Spring: swimsuit, towel, water bottle, a trash bag to pack out what you pack in.
Temperature
70°F
Warm Hot Boiling
Water Temp 70°F (21°C)
Avg Air Temp 61°F
Above Ambient +9°F
Mild soaking conditions March
Access
Open
Road Access Short Walk
Distance to Road 0.2 mi
Land
Ownership Non-Profit
Agency NGO
Designation LCA
Unit Tri Valley Conservancy Easement
Manager NGO
Protection 2 - Permanent protection, some use allowed