Analysis of seismic noise at The Geysers geothermal area, California

Open-File Report 72-183
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Abstract

The amplitude level and velocity of seismic noise at The Geysers area in California are different from the average pattern of background noise. The predominant peak in the spectrum of noise occurred at about 1 Hz. This noise was highly coherent over a distance of about 1 km, showed episodic bursts of energy, and appeared to come from the general region of major geothermal activity in the region. The predominant noise velocities were in the 4 to 7 km/sec range.

Suggested Citation

Iyer, H.M., 1972, Analysis of seismic noise at The Geysers geothermal area, Caifornia: U.S. Geological Survey Open-File Report 72-183, 21 leaves :ill. ;27 cm.; 17 p., https://doi.org/10.3133/ofr72183.

ISSN: 2331-1258 (online)

Study Area

Publication type Report
Publication Subtype USGS Numbered Series
Title Analysis of seismic noise at The Geysers geothermal area, California
Series title Open-File Report
Series number 72-183
DOI 10.3133/ofr72183
Year Published 1972
Language English
Publisher U.S. Geological Survey
Description 21 p.
Country United States
State Caifornia
Other Geospatial The Geysers
Additional publication details