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Station Information

Location: Concorde Point, the south-easternmost point of Chuginadak Island, Cleveland volcano, Alaska Installation Date: Pre-existing site, part of AVO network Instrumentation:
  • Trillium Compact 120 s posthole analogue seismometer
  • 24-bit Centaur digitiser (Nanometrics Incorporated)
  • Direct burial method at ~1 m depth
  • Aligned with true north using compass compensated for magnetic declination
Data Collection:
  • Continuous broadband seismic data
  • High sensitivity for detecting micro-earthquakes
  • Part of permanent monitoring network
Data Access:
  • Continuous seismic data available from EarthScope Data Management Center
  • Network code: AV (https://doi.org/10.7914/SN/AV)
  • Close to 100% data recovery rate
Co-located instruments:
  • 5-instrument infrasound array
  • Webcam
  • GNSS antenna