Newberry Caldera Geothermal Area

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Newberry Caldera Geothermal Area

Area Overview

Geothermal Area Profile

Location: Oregon

Exploration Region: Cascades Geothermal Region

GEA Development Phase:

Coordinates: 43.71666667°, -121.2333333°

Resource Estimate

Mean Reservoir Temp:

Estimated Reservoir Volume:

Mean Capacity:

USGS Mean Reservoir Temp: 275°C548.15 K
527 °F
986.67 °R

USGS Estimated Reservoir Volume: 8 km³ [1]

USGS Mean Capacity: 124 MW [1]

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History and Infrastructure

Operating Power Plants: 0

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Developing Power Projects: 2

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Power Production Profile

Gross Production Capacity:

Net Production Capacity:

Owners  :

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:
  • "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:

Depth to Bottom of Reservoir:

Average Depth to Reservoir:

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Geology of the Area

Geologic Setting

Tectonic Setting:

Controlling Structure:

Topographic Features:

Brophy Model:

Moeck-Beardsmore Play Type:

Geologic Features

Modern Geothermal Features:

Relict Geothermal Features:

Volcanic Age:

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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 (3)

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.


Document # Analysis
Applicant Application
DOI-BLM-OR-P000-2010-0003-EA EA Davenport Power LLC 13 August 2010 BLM Geothermal/Exploration Drilling Techniques
Exploration Drilling
Passive Seismic Techniques
Seismic Techniques
Well Testing Techniques
DOI-BLM-OR-P000-2011-0003-EA EA Davenport Power LLC 14 May 2010 5 April 2012 BLM Geothermal/Well Field Drilling Techniques
NEPA Process for Geothermal Power Plants in the Deschutes National Forest EIS Cal Energy 1 July 1992 USFS
Geothermal/Well Field
Geothermal/Power Plant
Exploration Drilling
Exploratory Boreholes
Production Wells
Thermal Gradient Holes

Exploration Activities (1)

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

Page Technique Activity Start Date Activity End Date Reference Material
Micro-Earthquake At Newberry Caldera Geothermal Area (2011) Micro-Earthquake 2011 2011


  1. 1.0 1.1 1.2 U.S. Geological Survey. 2008. Assessment of Moderate- and High-Temperature Geothermal Resources of the United States. USA: U.S. Geological Survey. Report No.: Fact Sheet 2008-3082.

List of existing Geothermal Resource Areas.

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