Earthquake with magnitude of Md 2.0 on date 12-04-1992 and time 04:01:38 (Italy) in region 4 km N Visso (MC)

A magnitude Md 2.0 earthquake occured in region: 4 km N Visso (MC), on

  • 12-04-1992 02:01:38 (UTC)
  • 12-04-1992 04:01:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9620, 13.1010 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
Visso MC 4 1107 1107
Ussita MC 4 444 1551
Fiordimonte MC 9 202 1753
Castelsantangelo sul Nera MC 9 281 2034
Monte Cavallo MC 9 145 2179
Fiastra MC 10 559 2738
Acquacanina MC 10 121 2859
Pieve Torina MC 10 1458 4317
Preci PG 10 724 5041
Bolognola MC 11 142 5183
Pievebovigliana MC 11 866 6049
Muccia MC 14 915 6964
Sellano PG 16 1079 8043
Serravalle di Chienti MC 17 1070 9113
Sarnano MC 18 3264 12377
Norcia PG 19 4957 17334
Camerino MC 20 6974 24308
Montefortino FM 20 1178 25486
Montemonaco AP 20 604 26090

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Foligno (57155 inhabitants)
58 Km NE of Terni (111501 inhabitants)
60 Km NW of Teramo (54892 inhabitants)
60 Km E of Perugia (166134 inhabitants)
72 Km NW of L'Aquila (69753 inhabitants)
80 Km SW of Ancona (100861 inhabitants)
98 Km S of Fano (60888 inhabitants)
99 Km NW of Montesilvano (53738 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 2.0
ML-VAX 1.7
1992-04-12
02:01:38
42.962 13.101 9 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 162309
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-04-12 02:01:38 ± 0.337
Latitude 42.9620 ± 0.0210
Longitude 13.1010 ± 0.0247
Depth (km) 9 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 162309

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) 3076.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 169
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00065
Epicentral distance of station farthest from the epicenter (degree) 0.00494
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 162309
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:31:41

ML:1.7

Field Value
Value 1.7
Uncertainty
Num. used stations 2
Type of magnitude ML
Reference to an origin 162309
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
--.ARV.Z. 1992-04-12T02:01:58.50 10.0 undecidable manual SG 348 0.5439 -0.56 0.3
--.SSO.Z. 1992-04-12T02:01:55.50 10.0 undecidable manual SG 34 0.3996 1.51 0
--.ALP.Z. 1992-04-12T02:01:53.60 10.0 undecidable manual SG 117 0.3774 0.2 0.7
--.ARV.Z. 1992-04-12T02:01:51.90 10.0 undecidable manual PG 348 0.5439 1.59 0.1
--.ASS.Z. 1992-04-12T02:01:51.91 10.0 undecidable manual SG 287 0.3441 -0.09 0.5
--.ALP.Z. 1992-04-12T02:01:47.10 10.0 undecidable manual PG 117 0.3774 -0.2 2.4
--.CIO.Z. 1992-04-12T02:01:47.50 10.0 undecidable manual SG 7 0.2331 -1.04 0.3
--.SSO.Z. 1992-04-12T02:01:47.80 10.0 undecidable manual PG 34 0.3996 0.16 1.2
--.ASS.Z. 1992-04-12T02:01:46.48 10.0 undecidable manual PG 287 0.3441 -0.01 1.4
--.CIO.Z. 1992-04-12T02:01:43.90 10.0 undecidable manual PG 7 0.2331 -0.59 1.9
--.RMF.Z. 1992-04-12T02:01:43.30 10.0 undecidable manual SG 95 0.0666 -0.13 0.8
--.RMF.Z. 1992-04-12T02:01:41.60 10.0 undecidable manual PG 95 0.0666 0.06 1.4
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