Earthquake with magnitude of Md 2.0 on date 22-07-1988 and time 14:58:51 (UTC) in region Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria)

A magnitude Md 2.0 earthquake occured in region: Costa Calabra sud occidentale (Catanzaro, Vibo Valentia, Reggio di Calabria), on

  • 22-07-1988 14:58:51 (UTC)
  • 22-07-1988 16:58:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.63, 15.67 at 5 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Ricadi VV 17 4900 4900

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km N of Messina (238439 inhabitants)
58 Km N of Reggio di Calabria (183035 inhabitants)
68 Km SW of Lamezia Terme (70714 inhabitants)
85 Km W of Catanzaro (90612 inhabitants)
89 Km SW of Cosenza (67546 inhabitants)
Recent and historical Seismicity
Seismic hazard
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Rev 1000 Md 2.0
ML-VAX 1.8
38.63 15.67 5 2013-07-15
Bollettino Sismico Italiano INGV 73969
Preferred location and magnitude until now.
Origin information


Field Value
Time (UTC) 1988-07-22 14:58:51 ± 0.238
Latitude 38.63 ± 0.01
Longitude 15.67 ± 0.02
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 73969


Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 2649.6
Confidence level of the uncertainty (%) 68


Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 135
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00429
Epicentral distance of station farthest from the epicenter (degree) 0.00615
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information


Field Value
Value 2
Num. used stations 2
Type of magnitude Md
Reference to an origin 73969
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:09:51


Field Value
Value 1.8
Num. used stations 1
Type of magnitude ML
Reference to an origin 73969
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.SOI.Z. 1988-07-22T14:59:13.90 10.0 undecidable manual SG 151 0.0057 -0.68 0.1
--.LPI.Z. 1988-07-22T14:59:12.50 10.0 undecidable manual SG 256 0.0053 -0.88 0
--.CZI.Z. 1988-07-22T14:59:05.60 10.0 undecidable manual PG 31 0.0062 -0.07 1.3
--.FE2.Z. 1988-07-22T14:59:05.22 10.0 undecidable manual PG 151 0.0061 -0.32 1.9
--.LPI.Z. 1988-07-22T14:59:04.38 10.0 undecidable manual PG 256 0.0053 0.32 1
--.SOI.Z. 1988-07-22T14:59:04.86 10.0 undecidable manual PG 151 0.0057 0.11 1.3
--.GA2.Z. 1988-07-22T14:59:02.36 10.0 undecidable manual PG 165 0.0043 0.46 1.4
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download