Seismology > Earthquake Catalogues > Regional Data

Earthquake in Turkey


Catalogue of earthquakes includes information on 2698 events for the territory of Turkey for the period from 1913 to 1970. Size of datafile 0.25 Mbyte. Data belong to the area: 35.5⁰ N – 42.5⁰ N; 25.5⁰ E – 45.0⁰ E. Data source: Alsan E., Tezucan L., Bath M. An Earthquake Catalogue for Turkey for the Interval 1913-1970. Common Report № 7-75 of Kandilli Observatory, Istanbul, Turkey and the Seismological Institute, Uppsala, Sweden, 1975. Catalogue description (.pdf) Data file is prepared at the World Data Center for Solid Earth Physics
	Conventions of Data Format: Length of logical record - 90 byte. All decimal points are given. Zeros and blanks are equivalent. Homogeneous.


Data Format (.pdf)
Positions	Code	Description
1- 6	a4	Source code – "TURKEY".
8-11	i 4	Year.
12-13	i 2	Month.
14-15	i 2	Day.
16-17	i 2	Hours (origin time GMT).
18-19	i 2	Minutes.
20-24	F5.2	Seconds.
26-31	f6.3	Error of time determination (± δ).
34-38	f5.2	Latitude in degrees ("–" - south).
40-45	f5.4	Error of latitude determination (± δ).
48-52	f5.2	Longitude in degrees ("–" - west).
54-59	f6.4	Error of longitude determination (± δ).
61-63	i 3	Depth in kilometers.
65-70	f5.4	Error of depth determination(± δ).
72	f3.1	The sign "<", specifying that value of magnitude is less, than is provided here.
73-75	f3.1	Magnitude.
77-79	i 3	Number of observations.
81-90	21a1	Remark.