Earthquake with magnitude of ML 1.2 on date 13-05-2011 and time 04:07:14 (Italy) in region 5 km NE Castelsantangelo sul Nera (MC)

A magnitude ML 1.2 earthquake occured in region: 5 km NE Castelsantangelo sul Nera (MC), on

  • 13-05-2011 02:07:14 (UTC)
  • 13-05-2011 04:07:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9200, 13.2020 at 57 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
Castelsantangelo sul Nera MC 5 281 281
Ussita MC 6 444 725
Bolognola MC 9 142 867
Visso MC 9 1107 1974
Montemonaco AP 11 604 2578
Montefortino FM 12 1178 3756
Acquacanina MC 13 121 3877
Fiastra MC 14 559 4436
Montegallo AP 14 523 4959
Preci PG 14 724 5683
Amandola FM 14 3629 9312
Sarnano MC 15 3264 12576
Fiordimonte MC 16 202 12778
Norcia PG 17 4957 17735
Comunanza AP 18 3166 20901
Arquata del Tronto AP 18 1178 22079
Monte Cavallo MC 18 145 22224
Pievebovigliana MC 19 866 23090
Pieve Torina MC 19 1458 24548
Gualdo MC 20 815 25363

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
50 Km NW of Teramo (54892 inhabitants)
60 Km NE of Terni (111501 inhabitants)
65 Km N of L'Aquila (69753 inhabitants)
69 Km E of Perugia (166134 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
90 Km NW of Montesilvano (53738 inhabitants)
97 Km NW of Pescara (121014 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 1.8
ML 1.2
2011-05-13
02:07:14
42.92 13.202 57 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1212189
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-05-13 02:07:14 ± 0.22
Latitude 42.9200 ± 0.0108
Longitude 13.2020 ± 0.0209
Depth (km) 57 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1212189

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1827
Semi-minor axis of confidence ellipse (meter) 627
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 244
Circular confidence region, given by single value of horizontal uncertainty (meter) 2080.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 197
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41099
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1212189
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 23:45:13

Md:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1212189
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 23:45:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2011-05-13T02:07:41.68 10.0 undecidable manual Pg 0 0 0
IV.RM33.EHZ. 2011-05-13T02:07:33.92 0.6 undecidable manual Sg 179 45.621 0.204 45
IV.RM32.EHZ. 2011-05-13T02:07:32.75 0.6 undecidable manual Sg 169 39.5271 -0.041 47
IV.SMA1.EHZ. 2011-05-13T02:07:31.98 0.3 undecidable manual Sg 161 33.9438 -0.039 72
IV.FDMO.HHE. 2011-05-13T02:07:30.46 0.3 undecidable manual Sg 324 15.873 0.277 70
IV.NRCA.HHZ. 2011-05-13T02:07:29.70 0.3 undecidable manual Sg 217 11.9769 -0.243 72
IV.POFI.HHE. 2011-05-13T02:07:28.93 10.0 undecidable manual Sg 0 0 0
IV.POFI.HHE. 2011-05-13T02:07:27.09 10.0 undecidable manual Pg 0 0 0
IV.RM32.EHZ. 2011-05-13T02:07:25.16 0.1 undecidable manual Pg 169 39.5271 0.087 94
IV.RM33.EHZ. 2011-05-13T02:07:25.72 0.1 undecidable manual Pg 179 45.621 0.114 93
IV.SMA1.EHZ. 2011-05-13T02:07:24.49 0.1 undecidable manual Pg 161 33.9438 -0.137 94
IV.FDMO.HHE. 2011-05-13T02:07:23.45 0.1 undecidable manual Pg 324 15.873 -0.117 97
IV.NRCA.HHZ. 2011-05-13T02:07:23.41 0.1 undecidable manual Pg 217 11.9769 -0.018 100
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