TWIT - Twitchell Island Reclamation, Rio Vista, CA

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 TWIT
In Operation 2019/07/01 00:00:00 - Present
Elevation: -3.0 meters
Instrumentation Broadband


Site is located in Rio Vista, CA at Twitchell Island


Berkeley Digital Seismic Network (BK)


Alluvium, lake, playa, and terrace deposits, unconsolidated and semi-consolidated

Borehole Conditions

The TWIT installation is based on the USArray vault design.

Station Pictures

The vault and cows at TWIT.

The vault and cows at TWIT.

Table of Seismic Instrumentation

SensorDataloggerSEED ChannelsLocation
AccelerometerEPISENSOR ES-TQ330S+HN?,LN?00

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

Waveform Data