1. UNIVERSIDADE FEDERAL DO RIO GRANDE DO NORTE Department of Geophysics
Seismology Lab
Eduardo Alexandre Santos de Menezes
Regina Maria Pinheiro Spinelli
Natal - Brazil

2. Presentation
The Seismological Laboratory (LABSIS) UFRN begun its activities in 1975s.
Staff:
02 academics
01 engineer
01 technician
01 physicist
Students
04 PhD students
05 undergrad students

3. Seismographic networks operated by UFRN
Seismographic network of Santana Acaraú - CE
06 STATIONS (DAS130 3D C + L4 seismometer)
Seismographic network Taipu-RN 05 STATIONS (DAS130 3D C + L4 seismometer)
Seismographic network Castanhão – CE
Seismographic network São Caetano and Caruaru-PE 06 STATIONS (DAS130 +L4 C 3D, 01 Geotech smart24 + S13 SP) and 01 analog seismographic station type Meq 800 B + SP seismometer Willmore MKIII
Seismographic network Belém de Maria-PE 10 STATIONS ( DAS130+ L4 C 3D SP )
Northeastern network - BB 06 STATIONS (05 with internet link), PE, RN and CE.
GPS station network ( 04 RIO GRANDE DO NORTE and 01 CEARÁ ).
Northeastern Brazil Seismographic network (to be installed )
15 STATIONS (DAS130 + seismometers type accelerometers).

4. Seismographic stations networks

5. Details of this station operated by UFRN in Northeast of Brazil Blue flags have a directed internet link (current)

6. Network of seismographic stations (red flag) designed to be installed from Sept. 2010

7. Example of a seismographic network for event registration (area approximately 10 km)

8. Event Recorder digital expanded

9. Event recorded by six stations at the Castanhão Dam network (DAS130 L4 seismometer with 3D C)

10. Event recording (Explosion) (Geotech smart24+ KS2000)

11. Technician collecting data in the field

12. PFBR seismographic station internet link to UFRN in Natal Brazil (Geotech smart24 + KS 2000 BB)

13. RCBR Station

14. Equipment used in the RCBR station Q330 seismometer KS STS2 satellite link Riachuelo RN-Brazil

15. Temporary installation of seismographic station in the field

16. Preparation for seismometer installation (KS200 BB)

17. OBRIGADO! Thank you! eduardo@geofisica.ufrn.br