Microseismic event relocation based on PageRank linkage at the Newberry volcano geothermal site

AC Aguiar, SC Myers - Bulletin of the Seismological …, 2018 - pubs.geoscienceworld.org
We adapt the PageRank method to define signal‐correlation topology for microearthquakes
at the Newberry Volcano enhanced geothermal systems (EGS) demonstration in central …

Microseismic focal mechanisms and implications for changes in stress during the 2014 Newberry EGS stimulation

AC Aguiar, SC Myers - Bulletin of the Seismological …, 2019 - pubs.geoscienceworld.org
We adapt the relative polarity method from Shelly et al.(2016) to compute focal mechanisms
for microearthquakes associated with the 2014 hydroshearing stimulation at the Newberry …

Using automated, high-precision repicking to improve delineation of microseismic structures at the Soultz geothermal reservoir

CA Rowe, RC Aster, WS Phillips, RH Jones… - The Mechanism of …, 2002 - Springer
An automatic, adaptive, correlation-based algorithm for adjusting phase picks in large digital
seismic data sets provides significant improvement in resolution of microseismic structures …

[PDF][PDF] Data mining microseismicity associated to the Blue Mountain geothermal site

LF Gonzalez, AC Aguiar, M Karplus - 2022 - osti.gov
Induced seismicity in geothermal sites seems to be strongly correlated to changes in energy
production rates. Interestingly, evidence of increasing microseismicity during geothermal …

[PDF][PDF] Microseismic monitoring of Newberry volcano EGS demonstration

TT Cladouhos, S Petty, Y Nordin, M Moore… - Proceedings of the …, 2013 - academia.edu
Hydraulic stimulation of an existing deep, hot well on the west flank of Newberry Volcano
was performed in the fall of 2012 as part of the Newberry EGS Demonstration. A …

[PDF][PDF] Geothermal Exploration at Newberry Volcano, Central Oregon

AF Waibel, Z Frone, T Jaffe - GRC Transactions, 2012 - npshistory.com
ABSTRACT Data generated by Davenport Newberry, including surveys conducted in
conjunction with the DOE Innovative Exploration Technologies (IET) Grant 109 program, and …

Episodic earthquake swarms in the Mineral Mountains, Utah driven by the Roosevelt hydrothermal system

M Mesimeri, KL Pankow, B Baker… - Journal of Geophysical …, 2021 - Wiley Online Library
Abstract Over 1,000 earthquakes (− 2.0< M< 2.0), identified using a matched‐filter method,
occurred in the Mineral Mountains, Utah between 2016 and 2019. The enhanced catalog is …

Dynamic triggering of microearthquakes in three geothermal/volcanic regions of California

C Aiken, Z Peng - Journal of Geophysical Research: Solid …, 2014 - Wiley Online Library
Geothermal/volcanic regions are most susceptible to local earthquake triggering by regional
and remote earthquakes. Transient stresses caused by surface waves of these earthquakes …

A new strategy for earthquake focal mechanisms using waveform‐correlation‐derived relative polarities and cluster analysis: Application to the 2014 Long Valley …

DR Shelly, JL Hardebeck… - Journal of Geophysical …, 2016 - Wiley Online Library
In microseismicity analyses, reliable focal mechanisms can typically be obtained for only a
small subset of located events. We address this limitation here, presenting a framework for …

Relocating microseismicity from downhole monitoring of the Decatur CCS site using a modified double-difference algorithm

BDE Dando, BP Goertz-Allmann, D Kühn… - Geophysical Journal …, 2021 - academic.oup.com
The injection of CO2 at the Decatur carbon capture and storage site has generated
significant microseismic activity, which occurs in distinct spatial clusters up to approximately …