Earthquake with magnitude of Md 2.3 on date 08-11-1992 and time 01:33:27 (Italy) in region 6 km N Sansepolcro (AR)

A magnitude Md 2.3 earthquake occured in region: 6 km N Sansepolcro (AR), on

  • 08-11-1992 00:33:27 (UTC)
  • 08-11-1992 01:33:27 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.6230, 12.1310 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
Sansepolcro AR 6 15884 15884
Pieve Santo Stefano AR 9 3183 19067
San Giustino PG 9 11297 30364
Badia Tedalda AR 10 1087 31451
Anghiari AR 11 5638 37089
Caprese Michelangelo AR 12 1426 38515
Borgo Pace PU 14 606 39121
Citerna PG 14 3531 42652
Monterchi AR 15 1757 44409
Sestino AR 17 1355 45764
Mercatello sul Metauro PU 17 1378 47142
Chiusi della Verna AR 18 2023 49165
Casteldelci RN 19 407 49572

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NE of Arezzo (99543 inhabitants)
58 Km S of Cesena (96758 inhabitants)
60 Km SW of Rimini (147750 inhabitants)
61 Km NW of Perugia (166134 inhabitants)
67 Km S of Forlì (117913 inhabitants)
71 Km W of Pesaro (94582 inhabitants)
72 Km E of Firenze (382808 inhabitants)
73 Km E of Siena (53903 inhabitants)
76 Km W of Fano (60888 inhabitants)
76 Km S of Faenza (58541 inhabitants)
78 Km E of Scandicci (50609 inhabitants)
87 Km NW of Foligno (57155 inhabitants)
88 Km SE of Imola (69797 inhabitants)
88 Km E of Prato (191150 inhabitants)
89 Km S of Ravenna (159116 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 1992-11-08
00:33:27
43.623 12.131 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 175949
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-11-08 00:33:27 ± 0.391
Latitude 43.6230 ± 0.0358
Longitude 12.1310 ± 0.0288
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 175949

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) 4609.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
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) 0.00113
Epicentral distance of station farthest from the epicenter (degree) 0.00607
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 175949
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:44:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ARV.Z. 1992-11-08T00:33:48.00 10.0 undecidable manual SG 101 0.5883 -0.47 0.4
--.ASS.Z. 1992-11-08T00:33:42.90 10.0 undecidable manual PG? 145 0.6771 2.01 0
--.SFI.Z. 1992-11-08T00:33:40.63 10.0 undecidable manual SG 323 0.3441 0.33 0.6
--.ARV.Z. 1992-11-08T00:33:38.90 10.0 undecidable manual PG 101 0.5883 -0.6 1
--.SFI.Z. 1992-11-08T00:33:35.10 10.0 undecidable manual PG 323 0.3441 0.23 1.6
--.CRE.Z. 1992-11-08T00:33:32.72 10.0 undecidable manual SG 268 0.1221 -0.62 0.5
--.CRE.Z. 1992-11-08T00:33:30.34 10.0 positive manual PG 268 0.1221 -0.43 2.9
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