ZIAA ARCHIVE RECORDFIELD STATIONS
SITE-04siteVERIFIED RECORD
Atacama Infrasound Array
STATION-ATACAMA-OBSSTATUS: ACTIVE_CONTINUOUS
Atacama Infrasound Array
Location: Antofagasta Region, Chile · Coordinates: 23°51'48.0"S 67°45'22.0"W
CHANNELS
12 Transducers
FREQUENCY RANGE
0.01 Hz – 20.0 Hz
ESTABLISHED
2022
FOOTPRINT
4 km equilateral triangular array
FACILITY INFRASTRUCTURE OVERVIEW
An ultra-low frequency micro-barometer array situated at 4,200 meters elevation in the high Andes, monitoring atmospheric waves, volcanic rumbles, and stratospheric wind shears.
PUBLIC ACCESS & LISTENING PROTOCOL
Real-time infrasound telemetry published to international geophysical archives.
DEPLOYED INSTRUMENTATION CLUSTER
- Differential Micro-Barometers
- Porous Acoustic Hose Filters
- Satellite Uplink Transceiver
- Low-Temp Lithium Cells