Big Blue Spring
Big Blue Spring sits at 5,820 feet elevation in Eureka County near the town of Eureka, with its temperature recorded only as "W" (warm) rather than a measured value. The spring is roadside, located just 76 feet from the nearest road, making it easily accessible without a hike. No chemical analyses, ownership details, or flow measurements are available in current records.
The spring lies in the high desert valleys of central Nevada, where broad basins separate low, juniper-dotted mountain ranges. At 5,820 feet, the surrounding landscape is characteristic Great Basin—sagebrush steppe with scattered pinyon-juniper woodland on nearby slopes. Annual precipitation averages 8.8 inches with 26 inches of snow, and average air temperature is 51.8°F, producing cold winters and mild summers. Eureka, a small ranching and former mining town along US-50, sits nearby to the south.
Documented history for Big Blue Spring is scarce. The spring appears in the 1980 NOAA thermal springs catalog with only its location, elevation, and the qualitative temperature designation "W." Eureka County saw intensive silver and lead mining in the late 1800s, and many springs in the region served as water sources for mines, mills, and livestock operations. Whether Big Blue Spring played such a role is unrecorded.
The roadside location makes access straightforward, but visitors should confirm current road conditions locally, as some county roads in the area are unpaved. Without a measured temperature, expect lukewarm water at best. Winter travel between December and March can be challenging at this elevation due to snow and ice. Carry water and supplies; services are limited outside the town of Eureka along US-50.
Is Big Blue Spring worth visiting?
Best for
- Easy day trips