Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 31-03-2014 and time 15:09:49 (Italy) in region 5 km W Monte Cavallo (MC)

A magnitude ML 1.5 earthquake occured in region: 5 km W Monte Cavallo (MC), on

  • 31-03-2014 13:09:49 (UTC)
  • 31-03-2014 15:09:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0040, 12.9360 at 7 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Monte Cavallo MC 6 145 145
Serravalle di Chienti MC 8 1070 1215
Pieve Torina MC 11 1458 2673
Muccia MC 13 915 3588
Sellano PG 13 1079 4667
Fiordimonte MC 13 202 4869
Pievebovigliana MC 14 866 5735
Visso MC 15 1107 6842
Valtopina PG 16 1398 8240
Sefro MC 16 422 8662
Preci PG 16 724 9386
Nocera Umbra PG 17 5839 15225
Ussita MC 18 444 15669
Camerino MC 18 6974 22643
Fiastra MC 18 559 23202
Foligno PG 20 57155 80357
Acquacanina MC 20 121 80478
Pioraco MC 20 1134 81612

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km E of Foligno (57155 inhabitants)
46 Km E of Perugia (166134 inhabitants)
55 Km NE of Terni (111501 inhabitants)
74 Km NW of Teramo (54892 inhabitants)
82 Km NW of L'Aquila (69753 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
94 Km S of Fano (60888 inhabitants)
94 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 		ML 1.5 2014-03-31
13:09:49		 43.0035 12.9358 7 2015-09-21
09:35:11		 Bollettino Sismico Italiano INGV 9214641
Reviewed
Rev100 		ML 1.5 2014-03-31
13:09:50		 43.0042 12.9358 6 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 6021701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-03-31 13:09:49 ± 0.06
Latitude 43.0035 ± 0.0036
Longitude 12.9358 ± 0.0037
Depth (km) 7 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 9214641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 302
Semi-minor axis of confidence ellipse (meter) 268
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 12
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 65
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.02248
Epicentral distance of station farthest from the epicenter (degree) 0.47035
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 6021701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-03-31 13:13:21

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 9214641
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2014-11-04 15:21:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHZ. 2014-03-31T13:10:05.50 0.3 undecidable manual S 311 44.0226 50 0.39 65
IV.LNSS.HHE. 2014-03-31T13:10:05.35 0.3 undecidable manual S 169 45.2214 50 -0.09 69
IV.MOMA.HHZ. 2014-03-31T13:10:03.36 0.3 undecidable manual S 233 37.3293 101 0.17 69
IV.ATCC.EHZ. 2014-03-31T13:10:01.19 0.6 undecidable manual S 310 31.3464 103 0.07 47
IV.CESX.HHZ. 2014-03-31T13:10:00.24 0.6 undecidable manual P 213 52.2033 50 0.25 44
IV.ARRO.EHE. 2014-03-31T13:09:59.31 0.3 undecidable manual P 196 49.0176 50 -0.19 67
IV.SNTG.HHZ. 2014-03-31T13:09:59.88 0.3 undecidable manual S 1 27.9498 104 -0.09 71
IV.ASSB.HHZ. 2014-03-31T13:09:58.56 0.1 undecidable manual S 281 22.8549 107 0.26 92
IV.MURB.HHZ. 2014-03-31T13:09:58.34 0.3 undecidable manual P 311 44.0226 50 -0.38 65
IV.LNSS.HHE. 2014-03-31T13:09:58.58 0.1 undecidable manual P 169 45.2214 50 -0.33 88
IV.MOMA.HHZ. 2014-03-31T13:09:57.46 0.6 undecidable manual P 233 37.3293 101 -0.15 46
IV.ATCC.EHZ. 2014-03-31T13:09:56.24 0.1 undecidable manual P 310 31.3464 103 -0.18 93
IV.SNTG.HHZ. 2014-03-31T13:09:55.62 0.3 undecidable manual P 1 27.9498 104 -0.13 71
IV.FDMO.HHZ. 2014-03-31T13:09:55.17 0.3 undecidable manual S 73 12.7761 119 0.11 73
IV.NRCA.HHE. 2014-03-31T13:09:55.26 0.6 undecidable manual P 142 23.754 106 0.3 46
IV.CSP1.EHE. 2014-03-31T13:09:54.95 0.1 undecidable manual P 66 23.9538 106 -0.03 97
IV.ASSB.HHZ. 2014-03-31T13:09:54.87 0.1 undecidable manual P 281 22.8549 107 0.09 96
IV.FDMO.HHZ. 2014-03-31T13:09:53.08 0.1 undecidable manual P 73 12.7761 119 0.16 96
IV.CESI.HHZ. 2014-03-31T13:09:52.18 0.1 undecidable manual S 274 2.4975 160 -0.39 93
IV.FEMA.HNE. 2014-03-31T13:09:52.85 0.3 undecidable manual P 116 10.2786 124 0.36 69
IV.CESI.HHZ. 2014-03-31T13:09:51.53 0.1 positive manual P 274 2.4975 160 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:1.5 0.00022600000000000002 1.36 AML other m 2014-03-31T13:09:58.78
IV.ASSB.HHN. ML:1.8 0.0004255 0.32 AML other m 2014-03-31T13:09:58.91
IV.ATCC.EHN. ML:1.4 0.0001325 1.48 AML other m 2014-03-31T13:10:02.17
IV.ATCC.EHE. ML:1.5 0.000134 0.84 AML other m 2014-03-31T13:10:04.84
IV.CESX.HHN. ML:1.4 0.00006325 0.24 AML other m 2014-03-31T13:10:09.86
IV.CESX.HHE. ML:1.3 0.000048299999999999995 1.4 AML other m 2014-03-31T13:10:15.21
IV.FDMO.HHN. ML:1.8 0.0007099999999999999 0.18 AML other m 2014-03-31T13:09:55.46
IV.FDMO.HHE. ML:1.8 0.0008215 0.42 AML other m 2014-03-31T13:09:55.45
IV.MURB.HHN. ML:1.7 0.000147 0.38 AML other m 2014-03-31T13:10:06.73
IV.MURB.HHE. ML:1.6 0.0001375 0.24 AML other m 2014-03-31T13:10:08.69
IV.SNTG.HHE. ML:1.4 0.000126 0.56 AML other m 2014-03-31T13:10:01.44
IV.SNTG.HHN. ML:1.4 0.0001255 0.58 AML other m 2014-03-31T13:10:01.45
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