Natural hot spring · Nevada
Ninemile Springs
Humboldt County, Nevada · 58 miles northwest of Winnemucca, NV
Last updated
- Type
- Natural Natural hot spring
- Water temperature
- 79°F (26°C) at the source
- Cost
- Not recorded
- Hours or season
- Not recorded
- Clothing
- Not recorded
- Nearest town
- Winnemucca, NV (58 mi / 93 km)
- Coordinates
- Pools or sources
- 1
About Ninemile Springs
Ninemile Springs is a natural hot spring in Humboldt County, Nevada, about 58 miles northwest of Winnemucca, NV. The nearest large city is Nampa, ID, roughly 153 miles away as the crow flies.
The temperature at the source has been recorded at 79°F (26°C). That puts it in the "cool to lukewarm" range. Below body temperature. Refreshing in summer, chilly in winter.
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
Cool to lukewarm. Below body temperature. Refreshing in summer, chilly in winter.
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
| pH | 8 |
|---|---|
| sulfate | 20 mg/l |
| bicarbonate | 117 mg/l |
| sodium | 27 mg/l |
| calcium | 25 mg/l |
| magnesium | 5.8 mg/l |
| potassium | 6.3 mg/l |
| silica | 54 mg/l |
| iron | 0.1 mg/l |
Laboratory values from public geochemistry records, sampled 1973. Mineral content does not mean the water is safe to drink.
Map and directions
Red marks Ninemile Springs. Other colored dots are nearby springs in this directory. Coordinates: 41.70600, -118.26100.
Getting there
- Nearest town: Winnemucca, NV. The spring is about 58 miles (93 km) northwest of town in a straight line.
- Nearest large city: Nampa, ID, about 153 miles (246 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 Ninemile Springs
- Fivemile Spring 81°F
- Howard Hot Spring 135°F
- Dyke Hot Springs 158°F
- Baltazor Hot Spring 181°F
- Devil's Faucet Hot Spring Not recorded
- Bog Hot Springs 131°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 Ninemile Springs?
The temperature at the source has been recorded at 79°F (26°C), which is cool to lukewarm. Below body temperature. Refreshing in summer, chilly in winter.
Where is Ninemile Springs?
Ninemile Springs is in Humboldt County, Nevada, about 58 miles northwest of Winnemucca, NV. The GPS coordinates are 41.7060, -118.2610.
Can you soak at Ninemile Springs?
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 Ninemile Springs?
The closest listed spring is Fivemile Spring, about 4 miles north. Howard Hot Spring is about 13 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.