Innamincka SA

From Open Energy Information

Area Overview

Geothermal Area Profile

Location: Innamincka, South Austrailia

Exploration Region: South Austrailia

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: -26.5572°, 140.4928°

Resource Estimate

Mean Reservoir Temp: 278°C
551.15 K
532.4 °F
992.07 °R

Estimated Reservoir Volume: 0.000031 km³
31,000 m³
7.437296e-6 mi³
1,094,754.668 ft³
40,546.469 yd³
31,000,000 L

Mean Capacity: 1 MW
1,000 kW
1,000,000 W
1,000,000,000 mW
0.001 GW
1.0e-6 TW

USGS Mean Reservoir Temp:

USGS Estimated Reservoir Volume:

USGS Mean Capacity:

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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  :
  • Geodynamics

Power Purchasers :
  • Siemens

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: 4200m
4.2 km
2.61 mi
13,779.528 ft
4,593.162 yd

Depth to Bottom of Reservoir: 4911m
4.911 km
3.052 mi
16,112.205 ft
5,370.719 yd

Average Depth to Reservoir: 4556m
4.556 km
2.831 mi
14,947.507 ft
4,982.487 yd

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Geology of the Area

Geologic Setting

Tectonic Setting:

Controlling Structure:

Topographic Features:

Brophy Model:

Moeck-Beardsmore Play Type: CD-3: Crystalline Rock - Basement

Geologic Features

Modern Geothermal Features:

Relict Geothermal Features:

Volcanic Age:

Host Rock Age:

Host Rock Lithology:

Cap Rock Age:

Cap Rock Lithology:

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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.

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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. 1.0 1.1 Geodynamics. Innamincka (EGS) Project [Internet]. Geodynamics. [cited 2015/04/28]. Available from:
  2. 2.0 2.1 2.2 2.3 Bridget F Ayling, Robert A Hogarth, and Peter E Rose. 2015. Tracer testing at the Havernero EGS site, central Australia. Proceedings of World Geothermal Congress; Australia: World Geothermal Congress.

List of existing Geothermal Resource Areas.