Aluto-Langano Geothermal Area

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Aluto-Langano Geothermal Area




Area Overview



Geothermal Area Profile



Location: Ethiopia

Exploration Region: East African Rift System - Ethiopian Rift Valley

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: 7.8313305129977°, 38.671484375°


Resource Estimate

Mean Reservoir Temp: 288°C561.15 K
550.4 °F
1,010.07 °R
[1]

Estimated Reservoir Volume: 4 km³4,000,000,000 m³
0.96 mi³
141,258,666,884 ft³
5,231,802,476 yd³
4,000,000,000,000 L
[1]

Mean Capacity: 7.5 MW7,500 kW
7,500,000 W
7,500,000,000 mW
0.0075 GW
7.5e-6 TW
[2]

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  :
  • Ethiopian Electric Power Corporation

Power Purchasers :

Other Uses:


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Regulatory and Environmental Issues


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Exploration History



First Discovery Well

Completion Date:

Well Name:

Location:

Depth:

Initial Flow Rate:
  • "f" is not declared as a valid unit of measurement for this property.
  • The given value was not understood.

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: 2000m2 km
1.243 mi
6,561.68 ft
2,187.22 yd
[2]

Depth to Bottom of Reservoir: 2500m2.5 km
1.553 mi
8,202.1 ft
2,734.025 yd
[2]

Average Depth to Reservoir: 2250m2.25 km
1.398 mi
7,381.89 ft
2,460.623 yd


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Geology of the Area



Geologic Setting

Tectonic Setting: Rift Zone

Controlling Structure: Major Normal Fault

Topographic Features:

Brophy Model: Type F: Oceanic-ridge, Basaltic Resource

Moeck-Beardsmore Play Type: CV-1a: Magmatic - Extrusive, CV-1b: Magmatic - Intrusive"CV-1a: Magmatic - Extrusive, CV-1b: Magmatic - Intrusive" is not in the list of possible values (CV-1a: Magmatic - Extrusive, CV-1b: Magmatic - Intrusive, CV-2a: Plutonic - Recent or Active Volcanism, CV-2b: Plutonic - Inactive Volcanism, CV-3: Extensional Domain, CD-1: Intracratonic Basin, CD-2: Orogenic Belt, CD-3: Crystalline Rock - Basement) for this property.


Geologic Features

Modern Geothermal Features: Fumaroles

Relict Geothermal Features:

Volcanic Age:

Host Rock Age:

Host Rock Lithology: Basalt

Cap Rock Age:

Cap Rock Lithology:


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Geofluid Geochemistry



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


No exploration activities listed on OpenEI.

References


  1. 1.0 1.1 Yiheyi Amdebrhan. 2006/11/08. Well Testing & Reservoir Engineering Studies at Aluto-Langano & Tendaho Geothermal Fields, Ethiopia. Poster session presented at: ARGeoC1; Addis Abeba, Ethiopia
  2. 2.0 2.1 2.2 Meseret Teklemariam and Kibret Beyence. 2001. Geochemical monitoring of the Aluto-Langano geothermal field, Ethiopia. Proceedings of 26th Workshop On Geothermal Reservoir Engineering; Stanford University: 26th Workshop On Geothermal Reservoir Engineering.


List of existing Geothermal Resource Areas.









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