Mori Geothermal Area

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Mori Geothermal Area

Area Overview

Geothermal Area Profile

Location: Hokkaido, Japan

Exploration Region: Kuril-Kamchatka Arc

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: 42.098397719132°, 140.41586914063°

Resource Estimate

Mean Reservoir Temp: 240°C513.15 K
464 °F
923.67 °R

Estimated Reservoir Volume: 12 km³12,000,000,000 m³
2.879 mi³
423,776,000,652 ft³
15,695,407,428 yd³
12,000,000,000,000 L

Mean Capacity: 50 MW50,000 kW
50,000,000 W
50,000,000,000 mW
0.05 GW
5.0e-5 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  :
  • Hokkaido Electric Power Co.

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:



Initial Flow Rate:
  • "a" 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: 500m0.5 km
0.311 mi
1,640.42 ft
546.805 yd

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

Average Depth to Reservoir: 1500m1.5 km
0.932 mi
4,921.26 ft
1,640.415 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

No exploration activities listed on OpenEI.


  1. 1.0 1.1 1.2 Ruggero Bertani. 2005. World Geothermal Power Generation 2001-2005. Proceedings of World Geothermal Congress; Turkey: World Geothermal Congress.

List of existing Geothermal Resource Areas.

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