Earthquake with magnitude of Md 2.4 on date 20-06-1988 and time 07:02:01 (Italy) in region 9 km NW Milo (CT)

A magnitude Md 2.4 earthquake occured in region: 9 km NW Milo (CT), on

  • 20-06-1988 05:02:01 (UTC)
  • 20-06-1988 07:02:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.7630, 15.0320 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Milo CT 9 1087 1087
Zafferana Etnea CT 10 9517 10604
Sant'Alfio CT 10 1582 12186
Santa Venerina CT 13 8592 20778
Linguaglossa CT 13 5403 26181
Piedimonte Etneo CT 14 3963 30144
Giarre CT 14 27659 57803
Mascali CT 14 14282 72085
Randazzo CT 15 10900 82985
Moio Alcantara ME 15 717 83702
Riposto CT 16 14838 98540
Castiglione di Sicilia CT 16 3215 101755
Fiumefreddo di Sicilia CT 16 9623 111378
Maletto CT 16 3920 115298
Pedara CT 16 14102 129400
Nicolosi CT 16 7463 136863
Trecastagni CT 17 10910 147773
Ragalna CT 17 3924 151697
Malvagna ME 18 733 152430
Bronte CT 18 19172 171602
Viagrande CT 18 8563 180165
Francavilla di Sicilia ME 18 3945 184110
Santa Domenica Vittoria ME 18 980 185090
Calatabiano CT 19 5308 190398
Roccella Valdemone ME 19 666 191064
Aci Sant'Antonio CT 19 17984 209048
Motta Camastra ME 19 845 209893
Aci Bonaccorsi CT 20 3524 213417
Biancavilla CT 20 24007 237424
Belpasso CT 20 28108 265532
Gaggi ME 20 3184 268716

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NW of Acireale (52622 inhabitants)
29 Km N of Catania (314555 inhabitants)
66 Km SW of Reggio di Calabria (183035 inhabitants)
67 Km SW of Messina (238439 inhabitants)
81 Km N of Siracusa (122291 inhabitants)
91 Km E of Caltanissetta (63360 inhabitants)
97 Km N of Ragusa (73313 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 2.4 1988-06-20
05:02:01
37.763 15.032 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 72059
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-06-20 05:02:01 ± 0.088
Latitude 37.7630 ± 0.0055
Longitude 15.0320 ± 0.0065
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 72059

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) 838.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 155
Number of associated phases, regardless of their use for origin computation 6
Number of defining phases 6
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00283
Epicentral distance of station farthest from the epicenter (degree) 0.01514
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitude information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 72059
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:08:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CZI.Z. 1988-06-20T05:02:52.20 10.0 undecidable manual SN 30 1.6761 0.03 0.6
--.CZI.Z. 1988-06-20T05:02:30.70 10.0 undecidable manual PN 30 1.6761 -0.05 1.5
--.PZI.Z. 1988-06-20T05:02:26.50 10.0 undecidable manual SG 185 0.6993 0.3 0.2
--.PZI.Z. 1988-06-20T05:02:15.50 10.0 undecidable manual PG 185 0.6993 -0.25 0.6
--.MNO.Z. 1988-06-20T05:02:13.50 10.0 undecidable manual SG 302 0.3108 -0.05 0.9
--.MNO.Z. 1988-06-20T05:02:08.50 10.0 undecidable manual PG 302 0.3108 0.05 2.2
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