Earthquake:

aftershock of Racha earthquake

Flinn Engdahl Region:

Western Caucasus

Country:

Georgia

Date and Time:

03.05.1991 20:19:39 UTC

Epicenter:

42.6° N 43.15° E WGS84

Focal Depth:

6km

Mb:

5.4

ML:

5.5

Ms:

5.36

Mw:

5.6

Mo:

3.1E+17Nm

Intensity:

Fault Mechanism:

-

Earthquake Reference:

Ambraseys N., P. Smit, R. Berardi, D. Rinaldis, F. Cotton, C. Berge (2000): Dissemination of

European Strong-Motion Data. CD-ROM collection, European Commission, DGXII, Science,

Research and Development, Bruxelles, Belgium

Last Revision:

15.06.2000

Acceleration Time Histories:

total:

4 records

Dist. [km]

PGA [m/s*s]

Station Name

Coordinates

Geology

D

Fault.

Horizontal

Vertical

Ambrolauri

42.522 N

43.155 E

soft soil

9

-

4.991

1.334

Oni

42.583 N

43.44 E

stiff soil

24

-

0.767

0.351

Oni-Base Camp

42.573 N

43.436 E

soft soil

24

-

0.509

0.161

Iri

42.517 N

43.551 E

stiff soil

34

-

0.246

0.142