ORRS - Orr Springs, CA, USA

We operate broadband and borehole stations under the network code BK. The Berkeley Digital Seismic Network (BDSN) is a regional network of very broadband and strong motion seismic stations designed to monitor regional seismic activity as well as provide high quality data. The Berkeley borehole stations have borehole geophones or other seismic sensors and may have other geophysical instrumentation.

Station Name ORRS
In Operation 2023/08/24 21:00:00 - Present
Elevation: 596.34 meters
Instrumentation Broadband


Site is located at Orr Springs near Willits, CA


Berkeley Digital Seismic Network (BK)


Sandstone, shale, and minor conglomerate in coastal belt of northwestern California

Borehole Conditions

The ORRS installation is based on the USArray vault design.

Station Pictures

Table of Seismic Instrumentation

SensorDataloggerSEED ChannelsLocation
AccelerometerEPISENSOR ES-TQ8HN?,LN?00

Waveforms and associated metadata are available at the Northern California Earthquake Data Center (NCEDC).

Waveform Data