Natural hot spring · Nevada
Twelvemile Spring
Elko County, Nevada · 9.1 miles north of Wells, NV
Last updated
- Type
- Natural Natural hot spring
- Water temperature
- 102°F (39°C) at the source
- Cost
- Not recorded
- Hours or season
- Not recorded
- Clothing
- Not recorded
- Nearest town
- Wells, NV (9 mi / 15 km)
- Coordinates
- Pools or sources
- 1
About Twelvemile Spring
Twelvemile Spring is a natural hot spring in Elko County, Nevada, about 9.1 miles north of Wells, NV. The nearest large city is Twin Falls, ID, roughly 95 miles away as the crow flies.
The temperature at the source has been recorded at 102°F (39°C). That puts it in the "classic hot-tub range" range. The range most soakers aim for. 104°F is the upper limit the US Consumer Product Safety Commission recommends for hot tubs.
It is a natural spring with little or no development. Some natural springs have rock pools you can sit in, while others are too hot, too shallow or on land where soaking is not allowed.
Water temperature
Classic hot-tub range. The range most soakers aim for. 104°F is the upper limit the US Consumer Product Safety Commission recommends for hot tubs.
Readings come from the NOAA thermal springs list, and other public sources. Temperatures change with season, flow and pool design. See our soak temperature guide for safe soaking times.
Water chemistry
| sulfate | 32.2 mg/l |
|---|---|
| chloride | 4.7 mg/l |
| bicarbonate | 239 mg/l |
| sodium | 16 mg/l |
| calcium | 45.3 mg/l |
| magnesium | 17.6 mg/l |
| potassium | 5.8 mg/l |
| silica | 39.6 mg/l |
| iron | 0.42 mg/l |
Laboratory values from public geochemistry records, sampled 2002. Mineral content does not mean the water is safe to drink.
Map and directions
Red marks Twelvemile Spring. Other colored dots are nearby springs in this directory. Coordinates: 41.24300, -114.94700.
Getting there
- Nearest town: Wells, NV. The spring is about 9.1 miles (15 km) north of town in a straight line.
- Nearest large city: Twin Falls, ID, about 95 miles (153 km) in a straight line.
- Use the directions buttons above for a driving route. Final roads to many springs are unpaved, seasonal or closed in winter, so check road conditions before you go.
Weather forecast
Live forecast for this exact spot from the US National Weather Service.
Hot springs near Twelvemile Spring
- Threemile Spring, Sulphur Hot Springs 122°F
- Wine Cup Ranch Springs 138°F
- Ralphs Warm Springs 86°F
- Wild Horse Hot Springs 129°F
- Hot Hole 133°F
- Elko Hot Spring 190°F
Before you go
- Check the operator, land manager or park website for current hours, fees and closures. Details in any directory can go out of date.
- Pack out everything you bring, including food scraps. Do not use soap in natural pools.
- Keep your head above water. Warm fresh water can carry Naegleria fowleri, a rare but deadly amoeba that enters through the nose.
- Drink water, limit soaks to 10 to 20 minutes at a time in very hot water, and skip alcohol.
- Read our hot spring etiquette guide and safety guide.
Frequently asked questions
How hot is Twelvemile Spring?
The temperature at the source has been recorded at 102°F (39°C), which is classic hot-tub range. The range most soakers aim for. 104°F is the upper limit the US Consumer Product Safety Commission recommends for hot tubs.
Where is Twelvemile Spring?
Twelvemile Spring is in Elko County, Nevada, about 9.1 miles north of Wells, NV. The GPS coordinates are 41.2430, -114.9470.
Can you soak at Twelvemile Spring?
Natural springs vary. Some have pools built by visitors, others are too hot or shallow, and some are on private land or in areas where bathing is banned. Check local rules and test the water before you get in.
What hot springs are near Twelvemile Spring?
The closest listed spring is Threemile Spring, Sulphur Hot Springs, about 6.1 miles south. Wine Cup Ranch Springs is about 18 miles away.
What should I bring to a hot spring?
Water to drink, a towel, sandals with grip, a bag to pack out trash, and warm layers for after your soak. At primitive springs bring a headlamp and tell someone where you are going.
Sources and corrections
This listing combines the Nevada Bureau of Mines and Geology, the NOAA NCEI Thermal Springs List. Data last refreshed August 2026. Source 1 Source 2
Visited recently? Send a correction, such as a temperature reading, fee, closure or photo. If you look after this spring and want it removed, see removal requests.