Earthquake with magnitude of Md 2.3 on date 04-06-1986 and time 23:02:17 (UTC) in region 2 km W Montebello Ionico (RC)

A magnitude Md 2.3 earthquake occured in region: 2 km W Montebello Ionico (RC), on

  • 04-06-1986 23:02:17 (UTC)
  • 05-06-1986 01:02:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 37.9860, 15.7380 at 9 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
Montebello Ionico RC 2 6214 6214
Motta San Giovanni RC 4 6208 12422
Roghudi RC 7 1104 13526
Melito di Porto Salvo RC 8 11355 24881
Bagaladi RC 9 1039 25920
San Lorenzo RC 9 2640 28560
Condofuri RC 11 5113 33673
Cardeto RC 11 1641 35314
Roccaforte del Greco RC 16 476 35790
Reggio di Calabria RC 16 183035 218825
Bova Marina RC 17 4235 223060
Bova RC 17 448 223508

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km SE of Reggio di Calabria (183035 inhabitants)
28 Km SE of Messina (238439 inhabitants)
65 Km NE of Acireale (52622 inhabitants)
78 Km NE 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 2.3 1986-06-04
23:02:17
37.986 15.738 9 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 28699
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-06-04 23:02:17 ± 0.959
Latitude 37.9860 ± 0.0391
Longitude 15.7380 ± 0.0288
Depth (km) 9 ± 7 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 28699

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) 5025.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 199
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.00227
Epicentral distance of station farthest from the epicenter (degree) 0.01935
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 28699
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:30:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MG9.Z. 1986-06-04T23:03:20.00 10.0 undecidable manual SN 356 2.1423 0.23 0.5
--.MG9.Z. 1986-06-04T23:02:53.00 10.0 undecidable manual PN 356 2.1423 -0.59 0.9
--.GR9.Z. 1986-06-04T23:02:52.00 10.0 undecidable manual SG 32 0.9879 0.27 0.8
--.GIB.Z. 1986-06-04T23:02:43.00 10.0 undecidable manual PN 270 1.3431 0.49 1.4
--.GR9.Z. 1986-06-04T23:02:37.00 10.0 undecidable manual PG 32 0.9879 -0.4 1.8
--.MSI.Z. 1986-06-04T23:02:30.00 10.0 undecidable manual SG 326 0.2553 1.73 0
--.SO9.Z. 1986-06-04T23:02:29.50 10.0 undecidable manual SG 70 0.2553 1.14 0.2
--.MSI.Z. 1986-06-04T23:02:23.00 10.0 undecidable manual PG 326 0.2553 -0.84 1
--.SO9.Z. 1986-06-04T23:02:23.80 10.0 undecidable manual PG 70 0.2553 -0.1 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