Miravalles Geothermal Area

From Open Energy Information




Area Overview



Geothermal Area Profile



Location: Guanacaste Province, Costa Rica

Exploration Region: Central American Volcanic Arc Chain

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: 10.6992°, -85.1942°


Resource Estimate

Mean Reservoir Temp: 240°C
513.15 K
464 °F
923.67 °R
[1]

Estimated Reservoir Volume: 15
15 m³
1.5e-8 km³
3.598691e-9 mi³
529.72 ft³
19.619 yd³
[1]

Mean Capacity: 165 MW
165,000 kW
165,000,000 W
165,000,000,000 mW
0.165 GW
1.65e-4 TW
[2]

USGS Mean Reservoir Temp:

USGS Estimated Reservoir Volume:

USGS Mean Capacity:

Use the "Edit With Form" menu option to add content


History and Infrastructure



Operating Power Plants: 4


Add a new Operating Power Plant


Developing Power Projects: 1


Add a new Developing Power Project


Power Production Profile

Gross Production Capacity: 142 MW
142,000 kW
142,000,000 W
142,000,000,000 mW
0.142 GW
1.42e-4 TW

Net Production Capacity:

Owners  :
  • Instituto Costaricense de Electricidad
  • Instituto Costarricence de Electricidad

Power Purchasers :
  • Ormat

Other Uses:


Use the "Edit With Form" menu option to add content


Regulatory and Environmental Issues


Use the "Edit With Form" menu option to add content



Exploration History



First Discovery Well

Completion Date:

Well Name:

Location:

Depth:

Initial Flow Rate:

Flow Test Comment:

Initial Temperature:


Use the "Edit With Form" menu option to add content


Well Field Description



Well Field Information

Development Area:


Number of Production Wells:

Number of Injection Wells:

Number of Replacement Wells:


Average Temperature of Geofluid: 320 240°C
513.15 K
464 °F
923.67 °R

Sanyal Classification (Wellhead):


Reservoir Temp (Geothermometry):

Reservoir Temp (Measured):

Sanyal Classification (Reservoir):


Depth to Top of Reservoir: 700 m
0.7 km
0.435 mi
2,296.588 ft
765.527 yd
[2]

Depth to Bottom of Reservoir: 1700 m
1.7 km
1.056 mi
5,577.428 ft
1,859.137 yd
[2]

Average Depth to Reservoir:


Use the "Edit with Form" button at the top of the page to add a Well Field Description





Geology of the Area



Geologic Setting

Tectonic Setting: Subduction Zone

Controlling Structure:

Topographic Features:

Brophy Model: Type B: Andesitic Volcanic 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:

Relict Geothermal Features:

Volcanic Age: Recent

Host Rock Age:

Host Rock Lithology:

Cap Rock Age:

Cap Rock Lithology:


Use the "Edit With Form" menu option to add content





Geofluid Geochemistry



Geochemistry

Salinity (low):

Salinity (high):

Salinity (average):

Brine Constituents:

Water Resistivity:


Use the "Edit With Form" menu option to add content


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 Osvaldo Vallejos-Ruiz. 2005. Lumped Parameter Model of The Miravalles Geothermal Field, Costa Rica. Proceedings of World Geothermal Congress; Antalya, Turkey: World Geothermal Congress.
  2. 2.0 2.1 2.2 Ruggero Bertani. 2005. World Geothermal Power Generation 2001-2005. Proceedings of World Geothermal Congress; Turkey: World Geothermal Congress.


List of existing Geothermal Resource Areas.




<metadesc> Miravalles Geothermal Area is a known Geothermal Resource Area. </metadesc>