Earthquake with magnitude of Md 2.9 on date 28-07-1988 and time 18:26:49 (Italy) in region Mar Ionio Meridionale (MARE)

A magnitude Md 2.9 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 28-07-1988 16:26:49 (UTC)
  • 28-07-1988 18:26:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.33, 15.871 at 10 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
59 Km NE of Siracusa (122291 inhabitants)
70 Km E of Acireale (52622 inhabitants)
72 Km E of Catania (314555 inhabitants)
89 Km S of Reggio di Calabria (183035 inhabitants)
100 Km S of Messina (238439 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 2.9
ML-VAX 2.3
1988-07-28
16:26:49
37.33 15.871 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 74249
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-07-28 16:26:49 ± 0.711
Latitude 37.3300 ± 0.0287
Longitude 15.8710 ± 0.0439
Depth (km) 10 ± 6 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 74249

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) 5024.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 228
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00615
Epicentral distance of station farthest from the epicenter (degree) 0.02534
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

Md:2.9

Field Value
Value 2.9
Uncertainty
Num. used stations 6
Type of magnitude Md
Reference to an origin 74249
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:10:05

ML:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 74249
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
--.MGR.Z. 1988-07-28T16:28:04.50 10.0 undecidable manual SN 354 0.0253 -2.8 0
--.MGR.Z. 1988-07-28T16:27:33.40 10.0 undecidable manual PN 354 0.0253 -1.16 0.3
--.LPI.Z. 1988-07-28T16:27:33.00 10.0 undecidable manual SN 327 0.0123 -0.01 0.5
--.MNO.Z. 1988-07-28T16:27:28.37 10.0 undecidable manual SN 303 0.01 1.68 0.1
--.FAI.Z. 1988-07-28T16:27:21.72 10.0 undecidable manual PN 268 0.0157 1.8 0.1
--.ATN.Z. 1988-07-28T16:27:20.62 10.0 undecidable manual SG 338 0.0079 0.34 0.5
--.SE2.Z. 1988-07-28T16:27:20.42 10.0 undecidable manual PN 21 0.0162 -0.25 1.1
--.GA2.Z. 1988-07-28T16:27:18.00 10.0 undecidable manual SG 357 0.0075 -0.68 0.4
--.GIB.Z. 1988-07-28T16:27:18.89 10.0 undecidable manual PN 294 0.0143 1.03 0.5
--.GMB.Z. 1988-07-28T16:27:18.50 10.0 undecidable manual SG 357 0.0075 -0.61 0.4
--.GRI.Z. 1988-07-28T16:27:17.40 10.0 undecidable manual PN 15 0.0139 0.19 1.2
--.PZI.Z. 1988-07-28T16:27:17.80 10.0 undecidable manual SG 249 0.007 0.85 0.3
--.MEU.Z. 1988-07-28T16:27:17.79 10.0 undecidable manual SG 255 0.0077 -1.46 0.1
--.SA1.Z. 1988-07-28T16:27:16.35 10.0 undecidable manual PN 326 0.0133 0.16 1.2
--.FE2.Z. 1988-07-28T16:27:16.00 10.0 undecidable manual SG 13 0.0066 0.84 0.3
--.SOI.Z. 1988-07-28T16:27:15.76 10.0 undecidable manual SG 10 0.0068 -0.3 0.5
--.LPI.Z. 1988-07-28T16:27:14.50 10.0 undecidable manual PN 327 0.0123 -0.26 1.2
--.MO9.Z. 1988-07-28T16:27:13.49 10.0 undecidable manual SG 348 0.0062 -0.29 0.5
--.MNO.Z. 1988-07-28T16:27:11.68 10.0 undecidable manual PN 303 0.01 0.57 1.1
--.ATN.Z. 1988-07-28T16:27:07.66 10.0 positive manual PG 338 0.0079 0.25 2.7
--.GMB.Z. 1988-07-28T16:27:06.36 10.0 undecidable manual PG 357 0.0075 -0.11 1.4
--.GA2.Z. 1988-07-28T16:27:06.52 10.0 undecidable manual PG 357 0.0075 0.04 1.4
--.MEU.Z. 1988-07-28T16:27:05.87 10.0 positive manual PG 255 0.0077 -0.94 1.4
--.PZI.Z. 1988-07-28T16:27:05.14 10.0 positive manual PG 249 0.007 -0.34 2.6
--.MO9.Z. 1988-07-28T16:27:04.40 10.0 positive manual PG 348 0.0062 0.75 1.8
--.FE2.Z. 1988-07-28T16:27:04.72 10.0 undecidable manual PG 13 0.0066 0.27 2.7
--.SOI.Z. 1988-07-28T16:27:04.90 10.0 positive manual PG 10 0.0068 -0.07 2.8
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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