Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.4 on date 03-04-1992 and time 10:31:35 (UTC) in region 2 km SE San Roberto (RC)

A magnitude Md 2.4 earthquake occured in region: 2 km SE San Roberto (RC), on

  • 03-04-1992 10:31:35 (UTC)
  • 03-04-1992 12:31:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.1990, 15.7550 at 15 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
San Roberto RC 2 1750 1750
Laganadi RC 3 413 2163
Sant'Alessio in Aspromonte RC 3 343 2506
Calanna RC 3 934 3440
Santo Stefano in Aspromonte RC 5 1263 4703
Fiumara RC 6 1018 5721
Scilla RC 7 4964 10685
Campo Calabro RC 9 4536 15221
Bagnara Calabra RC 10 10255 25476
Villa San Giovanni RC 11 13784 39260
Sant'Eufemia d'Aspromonte RC 11 4120 43380
Cardeto RC 13 1641 45021
Sinopoli RC 13 2089 47110
Reggio di Calabria RC 14 183035 230145
San Procopio RC 15 534 230679
Delianuova RC 15 3352 234031
Melicuccà RC 16 930 234961
Scido RC 16 931 235892
Messina ME 17 238439 474331
Cosoleto RC 18 859 475190
Seminara RC 18 2811 478001
Palmi RC 20 18930 496931
Santa Cristina d'Aspromonte RC 20 929 497860
Bagaladi RC 20 1039 498899

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km NE of Reggio di Calabria (183035 inhabitants)
17 Km E of Messina (238439 inhabitants)
83 Km NE of Acireale (52622 inhabitants)
97 Km NE of Catania (314555 inhabitants)
99 Km SW of Lamezia Terme (70714 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
ML-VAX 1.9 		1992-04-03
10:31:35		 38.199 15.755 15 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 161819
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-04-03 10:31:35 ± 0.312
Latitude 38.1990 ± 0.0196
Longitude 15.7550 ± 0.0117
Depth (km) 15 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 161819

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) 2402.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.00057
Epicentral distance of station farthest from the epicenter (degree) 0.00785
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 161819
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:31:15

ML:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 7
Type of magnitude ML
Reference to an origin 161819
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(km) Takeoff_angle Residual Weight
--.MNO.Z. 1992-04-03T10:32:05.31 10.0 undecidable manual SG 252 0.8769 0.12 0.3
--.GRI.Z. 1992-04-03T10:32:04.30 10.0 undecidable manual SG 39 0.8103 0.9 0
--.MNO.Z. 1992-04-03T10:31:52.57 10.0 undecidable manual PG 252 0.8769 0.1 0.8
--.GRI.Z. 1992-04-03T10:31:50.51 10.0 undecidable manual PG 39 0.8103 -0.77 0.1
--.SOI.Z. 1992-04-03T10:31:45.50 10.0 undecidable manual SG 117 0.2553 -0.32 0.4
--.ATN.Z. 1992-04-03T10:31:44.97 10.0 undecidable manual SG 260 0.222 0.18 0.5
--.MO9.Z. 1992-04-03T10:31:42.91 10.0 undecidable manual SG 193 0.1998 -0.97 0
--.SOI.Z. 1992-04-03T10:31:41.35 10.0 positive manual PG 117 0.2553 0.06 2.7
--.GMB.Z. 1992-04-03T10:31:40.54 10.0 undecidable manual SG 117 0.0666 -0.02 0.5
--.MO9.Z. 1992-04-03T10:31:40.38 10.0 undecidable manual PG 193 0.1998 0.21 1.1
--.SC9.Z. 1992-04-03T10:31:40.13 10.0 undecidable manual SG 331 0.0666 -0.43 0.3
--.ATN.Z. 1992-04-03T10:31:40.66 10.0 positive manual PG 260 0.222 -0.04 2.7
--.SC9.Z. 1992-04-03T10:31:38.24 10.0 negative manual PG 331 0.0666 -0.02 2.7
--.GMB.Z. 1992-04-03T10:31:38.54 10.0 negative manual PG 117 0.0666 0.29 1.9
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