Hot Sulphur Springs Geothermal Area

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Area Overview

Geothermal Area Profile

Location: Nevada

Exploration Region: Central Nevada Seismic Zone Geothermal Region

GEA Development Phase: Operational
"Operational" is not in the list of possible values (Phase I - Resource Procurement and Identification, Phase II - Resource Exploration and Confirmation, Phase III - Permitting and Initial Development, Phase IV - Resource Production and Power Plant Construction) for this property.

Coordinates: 41.4681°, -116.1522°

Resource Estimate

Mean Reservoir Temp: 172°C
445.15 K
341.6 °F
801.27 °R

Estimated Reservoir Volume:

Mean Capacity: 18 MW
18,000 kW
18,000,000 W
18,000,000,000 mW
0.018 GW
1.8e-5 TW

USGS Mean Reservoir Temp: 155°C
428.15 K
311 °F
770.67 °R

USGS Estimated Reservoir Volume: 3 km³ [3]

USGS Mean Capacity: 36 MW [3]

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History and Infrastructure

Operating Power Plants: 1

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Developing Power Projects: 0

No geothermal projects listed.

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Power Production Profile

Gross Production Capacity:

Net Production Capacity:

Owners  :
  • Ormat

Power Purchasers :
  • Ormat

Other Uses:

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Regulatory and Environmental Issues

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Exploration History

First Discovery Well

Completion Date:

Well Name:



Initial Flow Rate:

Flow Test Comment:

Initial Temperature:

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Well Field Description

Well Field Information

Development Area:

Number of Production Wells:

Number of Injection Wells:

Number of Replacement Wells:

Average Temperature of Geofluid:

Sanyal Classification (Wellhead):

Reservoir Temp (Geothermometry):

Reservoir Temp (Measured):

Sanyal Classification (Reservoir):

Depth to Top of Reservoir: 1372 m
1.372 km
0.853 mi
4,501.312 ft
1,500.433 yd

Depth to Bottom of Reservoir: 1524 m
1.524 km
0.947 mi
5,000 ft
1,666.662 yd

Average Depth to Reservoir: 1448 m
1.448 km
0.9 mi
4,750.656 ft
1,583.547 yd

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Geology of the Area

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Geofluid Geochemistry


Salinity (low):

Salinity (high):

Salinity (average):

Brine Constituents:

Water Resistivity:

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NEPA-Related Analyses (0)

Below is a list of NEPA-related analyses that have been conducted in the area - and logged on OpenEI. To add an additional NEPA-related analysis, see the NEPA Database.

CSV No NEPA-related documents listed.

Exploration Activities (0)

Below is a list of Exploration that have been conducted in the area - and cataloged on OpenEI. Add.png Add a new Exploration Activity

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  1. Hot Sulphur Springs (Tuscarora Geothermal Area) [Internet]. 2005. University of Nevada - Reno. [cited 2015/05/05]. Available from:
  2. 2.0 2.1 2.2 Ehtan Chabora, James Lovekin, Paul Spielman, Zvi Krieger. 2015. Resource performance at Ormats Tuscarora geothermal project, Nevada, USA. Proceedings of World Geothermal Congress; Melbourne, Australia: World Geothermal Congress.
  3. 3.0 3.1 3.2 U.S. Geological Survey. 2008. Assessment of Moderate- and High-Temperature Geothermal Resources of the United States. USA: U.S. Geological Survey. Report No.: Fact Sheet 2008-3082.

List of existing Geothermal Resource Areas.