Guam, Mariana Islands

IU GUMO commences operations on: 1991,160

Host US Air Force
Network IU
Latitude 13.589
Longitude 144.868
Elevation 170
Datalogger Q330
Broadband KS-54000
Accelerometer FBA_ES-T_EpiSensor_Accelerometer
Telemetry Status at the NEIC Pending


Site Photo Site Photo Site Photo


Station Heliplot


Station Latency


Past 30 Days

Station Availability - Past 30 Days

Past 365 Days

Station Availability - Past Year


Station Availability - Yearly

Vault Condition

Borehole. The strong motion system for the EL_ channels is located in the recording building about 20 meters distant from the borehole. The sensors are on the concrete floor inside the data processing cabinet.

Site Geology

Barrigada limestone believed to be about 250 meters thick underlain by basalts and volcanic congolmerates.