Earthquake with magnitude of Md 1.2 on date 01-12-2013 and time 23:57:08 (Italy) in region 3 km W Sefro (MC)

A magnitude Md 1.2 earthquake occured in region: 3 km W Sefro (MC), on

  • 01-12-2013 22:57:08 (UTC)
  • 01-12-2013 23:57:08 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1420, 12.9160 at 19 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
Sefro MC 3 422 422
Fiuminata MC 6 1402 1824
Pioraco MC 7 1134 2958
Serravalle di Chienti MC 8 1070 4028
Nocera Umbra PG 11 5839 9867
Muccia MC 12 915 10782
Camerino MC 12 6974 17756
Esanatoglia MC 13 2034 19790
Castelraimondo MC 14 4587 24377
Gualdo Tadino PG 15 15208 39585
Matelica MC 15 9981 49566
Pieve Torina MC 15 1458 51024
Valtopina PG 16 1398 52422
Pievebovigliana MC 16 866 53288
Gagliole MC 17 620 53908
Monte Cavallo MC 18 145 54053
Fiordimonte MC 18 202 54255

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NE of Foligno (57155 inhabitants)
43 Km E of Perugia (166134 inhabitants)
68 Km NE of Terni (111501 inhabitants)
72 Km SW of Ancona (100861 inhabitants)
79 Km S of Fano (60888 inhabitants)
84 Km NW of Teramo (54892 inhabitants)
86 Km S of Pesaro (94582 inhabitants)
91 Km E of Arezzo (99543 inhabitants)
96 Km NW of L'Aquila (69753 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 1.2 2013-12-01
22:57:08
43.1418 12.9163 19 2015-01-20
11:30:16
Bollettino Sismico Italiano INGV 7444161
Reviewed
Rev100
Md 1.4 2013-12-01
22:57:06
43.1602 12.8097 26 2014-10-21
12:08:56
Sala Sismica INGV-Roma 4901291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-12-01 22:57:08 ± 0.1
Latitude 43.1418 ± 0.0027
Longitude 12.9163 ± 0.0049
Depth (km) 19 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 7444161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 357
Semi-minor axis of confidence ellipse (meter) 116
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 75
Circular confidence region, given by single value of horizontal uncertainty (meter) 360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 140
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.11421
Epicentral distance of station farthest from the epicenter (degree) 0.23113
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:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 4
Type of magnitude Md
Reference to an origin 7444161
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2014-09-19 07:33:58

Md:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 5
Type of magnitude Md
Reference to an origin 4901291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-12-01 23:04:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2013-12-01T22:57:18.22 0.3 undecidable manual S 103 24.0537 120 0.18 71
IV.EL6.EHZ. 2013-12-01T22:57:18.48 0.3 undecidable manual S 36 25.6521 118 0.06 72
IV.FOSV.EHZ. 2013-12-01T22:57:17.51 0.3 undecidable manual S 324 21.0678 125 0.12 73
IV.CESI.HHZ. 2013-12-01T22:57:16.23 0.3 undecidable manual S 184 15.2736 136 0.05 75
IV.FDMO.HHZ. 2013-12-01T22:57:16.68 0.3 undecidable manual S 130 18.1707 130 -0.07 73
IV.SNTG.HHZ. 2013-12-01T22:57:15.63 0.3 undecidable manual S 9 12.6762 141 -0.1 73
IV.CSP1.EHZ. 2013-12-01T22:57:14.00 0.1 undecidable manual P 103 24.0537 120 -0.01 98
IV.EL6.EHZ. 2013-12-01T22:57:14.16 0.1 undecidable manual P 36 25.6521 118 -0.08 97
IV.FOSV.EHZ. 2013-12-01T22:57:13.65 0.1 undecidable manual P 324 21.0678 125 0.01 99
IV.FDMO.HHZ. 2013-12-01T22:57:13.13 0.1 undecidable manual P 130 18.1707 130 -0.14 97
IV.SNTG.HHZ. 2013-12-01T22:57:12.67 0.1 undecidable manual P 9 12.6762 141 -0.01 100
IV.CESI.HHZ. 2013-12-01T22:57:12.99 0.1 undecidable manual P 184 15.2736 136 0.05 99
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