Earthquake with magnitude of Md 3.0 on date 27-11-1992 and time 04:18:16 (Italy) in region 4 km W Visso (MC)

A magnitude Md 3.0 earthquake occured in region: 4 km W Visso (MC), on

  • 27-11-1992 03:18:16 (UTC)
  • 27-11-1992 04:18:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.94, 13.04 at 5 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
Visso MC 5 1107 1107
Monte Cavallo MC 7 145 1252
Preci PG 7 724 1976
Ussita MC 8 444 2420
Sellano PG 11 1079 3499
Castelsantangelo sul Nera MC 11 281 3780
Fiordimonte MC 12 202 3982
Pieve Torina MC 12 1458 5440
Pievebovigliana MC 14 866 6306
Fiastra MC 15 559 6865
Acquacanina MC 15 121 6986
Muccia MC 16 915 7901
Serravalle di Chienti MC 16 1070 8971
Cerreto di Spoleto PG 17 1075 10046
Bolognola MC 17 142 10188
Norcia PG 17 4957 15145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
53 Km NE of Terni (111501 inhabitants)
56 Km E of Perugia (166134 inhabitants)
63 Km NW of Teramo (54892 inhabitants)
72 Km NW of L'Aquila (69753 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
96 Km NE of Viterbo (67173 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 3.0 1992-11-27
03:18:16
42.94 13.04 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 176569
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-11-27 03:18:16 ± 0.334
Latitude 42.94 ± 0.02
Longitude 13.04 ± 0.03
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 176569

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) 3528.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 161
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00267
Epicentral distance of station farthest from the epicenter (degree) 0.01603
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 6
Type of magnitude Md
Reference to an origin 176569
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:45:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.SDI.Z. 1992-11-27T03:19:02.00 10.0 undecidable manual SN 154 0.0121 1.08 0.3
--.SFI.Z. 1992-11-27T03:18:59.00 10.0 undecidable manual SN 318 0.0116 -0.36 0.7
--.RMP.Z. 1992-11-27T03:18:56.50 10.0 undecidable manual SN 192 0.0104 0.38 0.7
--.CRE.Z. 1992-11-27T03:18:55.00 10.0 undecidable manual SG 310 0.0093 1.93 0.1
--.RFI.Z. 1992-11-27T03:18:45.00 10.0 undecidable manual PN! 156 0.016 -3.13 0
--.SFI.Z. 1992-11-27T03:18:43.00 10.0 undecidable manual PN 318 0.0116 1.63 0.3
--.SDI.Z. 1992-11-27T03:18:42.00 10.0 undecidable manual PN 154 0.0121 -0.27 1.7
--.RMP.Z. 1992-11-27T03:18:39.00 10.0 undecidable manual PN 192 0.0104 -0.5 1.6
--.CRE.Z. 1992-11-27T03:18:38.00 10.0 undecidable manual PG 310 0.0093 0.26 1.9
--.ARV.Z. 1992-11-27T03:18:37.50 10.0 undecidable manual SG 352 0.005 -0.18 0.8
--.ASS.Z. 1992-11-27T03:18:28.50 10.0 undecidable manual SG 293 0.0027 -0.19 0.8
--.ARV.Z. 1992-11-27T03:18:28.00 10.0 undecidable manual PG 352 0.005 -0.86 1.2
--.ASS.Z. 1992-11-27T03:18:23.00 10.0 positive manual PG 293 0.0027 -0.66 3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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