Aluto-Langano Geothermal Area

GEOTHERMAL ENERGY

Area Overview

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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:	7.8314°, 38.6714°

Resource Estimate

Mean Reservoir Temp:	288°C 561.15 K 550.4 °F 1,010.07 °R
Estimated Reservoir Volume:	4 km³ 4,000,000,000 m³ 0.96 mi³ 141,258,666,884 ft³ 5,231,802,476 yd³ 4,000,000,000,000 L
Mean Capacity:	7.5 MW 7,500 kW 7,500,000 W 7,500,000,000 mW 0.0075 GW 7.5e-6 TW
USGS Mean Reservoir Temp:
USGS Estimated Reservoir Volume:
USGS Mean Capacity:

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History and Infrastructure

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Operating Power Plants: 1

Aluto-Langano Geotermal Power Plant

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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

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First Discovery Well

Completion Date:
Well Name:
Location:
Depth:
Initial Flow Rate:
Flow Test Comment:
Initial Temperature:

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Well Field Description

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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:	2000m 2 km 1.243 mi 6,561.68 ft 2,187.22 yd
Depth to Bottom of Reservoir:	2500m 2.5 km 1.553 mi 8,202.1 ft 2,734.025 yd
Average Depth to Reservoir:	2250m 2.25 km 1.398 mi 7,381.89 ft 2,460.623 yd

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Geology of the Area

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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

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Geochemistry

Salinity (low):
Salinity (high):
Salinity (average):
Brine Constituents:
Water Resistivity:

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NEPA-Related Analyses (0)

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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)

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

No exploration activities listed on OpenEI.

References

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List of existing Geothermal Resource Areas.

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