Earthquake with magnitude of ML 1.2 on date 09-03-2011 and time 05:47:55 (Italy) in region 4 km E Acquacanina (MC)

A magnitude ML 1.2 earthquake occured in region: 4 km E Acquacanina (MC), on

  • 09-03-2011 04:47:55 (UTC)
  • 09-03-2011 05:47:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0390, 13.2260 at 30 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
Acquacanina MC 4 121 121
Bolognola MC 5 142 263
Fiastra MC 6 559 822
Sarnano MC 6 3264 4086
Cessapalombo MC 8 512 4598
Gualdo MC 10 815 5413
San Ginesio MC 11 3498 8911
Camporotondo di Fiastrone MC 11 563 9474
Fiordimonte MC 11 202 9676
Caldarola MC 11 1823 11499
Pievebovigliana MC 12 866 12365
Amandola FM 12 3629 15994
Ussita MC 13 444 16438
Belforte del Chienti MC 14 1886 18324
Montefortino FM 14 1178 19502
Pieve Torina MC 14 1458 20960
Sant'Angelo in Pontano MC 15 1436 22396
Muccia MC 16 915 23311
Serrapetrona MC 16 966 24277
Visso MC 16 1107 25384
Penna San Giovanni MC 16 1108 26492
Ripe San Ginesio MC 16 852 27344
Camerino MC 17 6974 34318
Castelsantangelo sul Nera MC 17 281 34599
Monte San Martino MC 17 765 35364
Montemonaco AP 18 604 35968
Colmurano MC 18 1263 37231
Comunanza AP 18 3166 40397
Smerillo FM 18 365 40762
Monte Cavallo MC 19 145 40907
Tolentino MC 20 20069 60976
Montefalcone Appennino FM 20 424 61400

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
58 Km NW of Teramo (54892 inhabitants)
68 Km E of Perugia (166134 inhabitants)
69 Km SW of Ancona (100861 inhabitants)
71 Km NE of Terni (111501 inhabitants)
78 Km N of L'Aquila (69753 inhabitants)
91 Km S of Fano (60888 inhabitants)
95 Km NW of Montesilvano (53738 inhabitants)
100 Km S of Pesaro (94582 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 1.7
ML 1.2
2011-03-09
04:47:55
43.039 13.226 30 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1179739
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2011-03-09 04:47:55 ± 0.25
Latitude 43.0390 ± 0.0090
Longitude 13.2260 ± 0.0221
Depth (km) 30 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1179739

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1588
Semi-minor axis of confidence ellipse (meter) 1224
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 261
Circular confidence region, given by single value of horizontal uncertainty (meter) 2059.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 213
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41549
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 1179739
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 23:01:17

Md:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 1179739
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 23:01:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHN. 2011-03-09T04:48:12.11 0.6 undecidable manual Sg 169 46.1205 0.443 45
IV.SNTG.HHN. 2011-03-09T04:48:08.91 0.3 undecidable manual Sg 316 33.3444 0.154 71
IV.CESI.HHE. 2011-03-09T04:48:07.39 0.3 undecidable manual Sg 262 26.3514 0.051 73
IV.NRCA.HHN. 2011-03-09T04:48:06.84 0.3 undecidable manual Sg 202 24.4533 -0.159 73
IV.SMA1.EHN. 2011-03-09T04:48:04.81 0.1 undecidable manual Pg 169 46.1205 -0.082 95
IV.SNTG.HHN. 2011-03-09T04:48:03.26 0.3 undecidable manual Pg 316 33.3444 0.047 73
IV.NRCA.HHN. 2011-03-09T04:48:02.05 0.1 undecidable manual Pg 202 24.4533 -0.147 98
IV.CESI.HHE. 2011-03-09T04:48:02.33 0.1 undecidable manual Pg 262 26.3514 -0.064 100
IV.FIR.HHZ. 2011-03-09T04:48:01.40 10.0 undecidable manual Pg 0 0 0
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