Earthquake with magnitude of Md 2.1 on date 04-10-1988 and time 11:14:14 (Italy) in region Costa Siciliana nord orientale (Messina)

A magnitude Md 2.1 earthquake occured in region: Costa Siciliana nord orientale (Messina), on

  • 04-10-1988 10:14:14 (UTC)
  • 04-10-1988 11:14:14 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.3500, 15.2750 at 105 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
Milazzo ME 15 31646 31646
Venetico ME 17 3911 35557
Spadafora ME 17 5021 40578
Villafranca Tirrena ME 19 8584 49162
Torregrotta ME 19 7431 56593
Pace del Mela ME 19 6239 62832
Valdina ME 19 1355 64187
CondrĂ² ME 20 493 64680
San Filippo del Mela ME 20 7115 71795

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NW of Messina (238439 inhabitants)
42 Km NW of Reggio di Calabria (183035 inhabitants)
83 Km N of Acireale (52622 inhabitants)
96 Km N of Catania (314555 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
Md 2.1 1988-10-04
10:14:14
38.35 15.275 105 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 78239
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-10-04 10:14:14 ± 2.514
Latitude 38.3500 ± 0.0629
Longitude 15.2750 ± 0.1522
Depth (km) 105 ± 19 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 78239

Uncertainty

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) 15001.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 254
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00210
Epicentral distance of station farthest from the epicenter (degree) 0.00979
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 78239
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:13:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CZI.Z. 1988-10-04T10:14:51.50 10.0 undecidable manual S 37 1.0878 -0.93 0
--.ATN.Z. 1988-10-04T10:14:41.11 10.0 undecidable manual S 142 0.2331 0.73 0.1
--.CZI.Z. 1988-10-04T10:14:36.46 10.0 undecidable manual P 37 1.0878 0.13 1.9
--.GRI.Z. 1988-10-04T10:14:36.00 10.0 undecidable manual P 61 1.0101 0.58 0.3
--.RI2.Z. 1988-10-04T10:14:34.68 10.0 undecidable manual P 85 0.9435 -0.1 2.1
--.FE2.Z. 1988-10-04T10:14:32.12 10.0 undecidable manual P 115 0.6993 -0.32 0.9
--.GA2.Z. 1988-10-04T10:14:30.72 10.0 undecidable manual P 112 0.4662 0.14 2.3
--.ATN.Z. 1988-10-04T10:14:28.83 10.0 undecidable manual P 142 0.2331 -0.54 0.4
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download