Seismologická stanice Ida (IDAC) was established in the shaft 180m below the surface in 2026 in Eastern Bohemia to monitor earthquake activity at the Hronov-Poříčí fault. Station is equipped with a broadband seismometer Reftek and a 30-bit digitizer. Digital data are transferred in real time to the Institute of Geophysics. Station IDAC is part of the Czech Regional Seismic Network..
Note
The figure is renewed each 10 minutes. Amplitude of vertical component of ground velocity is in nm/s , time scale corresponds to Coordinated Universal Time (UTC).
Coordinates: 50.53344N 16.08603E
Altitude: 556 m
Seismometer: broadband sensor Reftek Colt PH 120
Recording system: Reftek Wrengler
Sampling frequency: 200 Hz
Dynamic range: 140 dB
Frequency range: 0.02-120 s
Data format: miniSEED, GSE2.1
Metadata: dataless SEED, stationxml
Available data: June 2026 – present
Operator: Ústav struktury a mechaniky hornin AV ČR Praha
Contact person: Jiří Málek – malek@irsm.cas.cz