Earthquake with magnitude of ML 1.8 on date 13-03-2009 and time 13:37:42 (Italy) in region 5 km E Bolognola (MC)

A magnitude ML 1.8 earthquake occured in region: 5 km E Bolognola (MC), on

  • 13-03-2009 12:37:42 (UTC)
  • 13-03-2009 13:37:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9800, 13.2800 at 24 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
Bolognola MC 5 142 142
Amandola FM 6 3629 3771
Montefortino FM 7 1178 4949
Sarnano MC 7 3264 8213
Montemonaco AP 10 604 8817
Acquacanina MC 10 121 8938
Gualdo MC 11 815 9753
Comunanza AP 11 3166 12919
Fiastra MC 12 559 13478
Ussita MC 12 444 13922
Smerillo FM 14 365 14287
Castelsantangelo sul Nera MC 14 281 14568
Monte San Martino MC 14 765 15333
Penna San Giovanni MC 15 1108 16441
Cessapalombo MC 15 512 16953
San Ginesio MC 15 3498 20451
Montefalcone Appennino FM 15 424 20875
Montegallo AP 16 523 21398
Sant'Angelo in Pontano MC 16 1436 22834
Visso MC 16 1107 23941
Fiordimonte MC 17 202 24143
Camporotondo di Fiastrone MC 17 563 24706
Palmiano AP 17 196 24902
Force AP 17 1354 26256
Caldarola MC 18 1823 28079
Pievebovigliana MC 18 866 28945
Santa Vittoria in Matenano FM 18 1330 30275
Ripe San Ginesio MC 20 852 31127
Pieve Torina MC 20 1458 32585

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km E of Foligno (57155 inhabitants)
50 Km NW of Teramo (54892 inhabitants)
70 Km NE of Terni (111501 inhabitants)
71 Km N of L'Aquila (69753 inhabitants)
74 Km S of Ancona (100861 inhabitants)
74 Km E of Perugia (166134 inhabitants)
88 Km NW of Montesilvano (53738 inhabitants)
95 Km NW of Pescara (121014 inhabitants)
98 Km S of Fano (60888 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
ML 1.8
2009-03-13
12:37:42
42.98 13.28 24 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 749989
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-03-13 12:37:42 ± 0.15
Latitude 42.9800 ± 0.0063
Longitude 13.2800 ± 0.0123
Depth (km) 24 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 749989

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1044
Semi-minor axis of confidence ellipse (meter) 407
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 295
Circular confidence region, given by single value of horizontal uncertainty (meter) 1220.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 155
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.61963
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations
Type of magnitude ML
Reference to an origin 749989
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:10:51

Md:2.3

Field Value
Value 2.3
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 749989
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 14:10:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MURB.HHN. 2009-03-13T12:38:04.99 0.1 undecidable manual Sg 297 68.7756 0.893 36
IV.ARVD.HHZ. 2009-03-13T12:38:03.61 0.1 undecidable manual Sg 335 63.6918 0.837 38
IV.ASSB.HHZ. 2009-03-13T12:37:59.60 0.1 undecidable manual Sg 278 50.9157 0.113 48
IV.CING.HHZ. 2009-03-13T12:37:58.32 0.1 undecidable manual Sg 351 44.4222 0.453 45
IV.LNSS.HHE. 2009-03-13T12:37:58.76 0.1 undecidable manual Sg 205 46.1205 0.465 44
IV.CESI.HHE. 2009-03-13T12:37:54.78 0.1 undecidable manual Sg 275 30.5472 0.242 48
IV.ARVD.HHZ. 2009-03-13T12:37:54.39 0.1 undecidable manual Pg 335 63.6918 0.014 94
IV.MURB.HHN. 2009-03-13T12:37:54.88 0.1 undecidable manual Pg 297 68.7756 -0.261 89
IV.LNSS.HHE. 2009-03-13T12:37:52.13 0.1 undecidable manual Pg 205 46.1205 0.336 90
IV.ASSB.HHZ. 2009-03-13T12:37:52.10 0.1 undecidable manual Pg 278 50.9157 -0.379 89
IV.CAMP.HHE. 2009-03-13T12:37:52.24 0.1 undecidable manual Pg 168 50.4162 -0.169 95
IV.NRCA.HHZ. 2009-03-13T12:37:52.55 0.1 undecidable manual Sg 220 21.0678 0.038 51
IV.TERO.HHN. 2009-03-13T12:37:52.10 0.1 undecidable manual Pg 146 47.619 0.1 94
IV.CING.HHZ. 2009-03-13T12:37:51.41 0.1 undecidable manual Pg 351 44.4222 -0.134 95
IV.FDMO.HHZ. 2009-03-13T12:37:51.62 0.1 undecidable manual Sg 292 16.872 -0.113 49
IV.SNTG.SHZ. 2009-03-13T12:37:50.83 0.1 undecidable manual Pg 318 41.0256 -0.236 93
IV.CESI.HHE. 2009-03-13T12:37:49.46 0.1 undecidable manual Pg 275 30.5472 -0.162 97
IV.NRCA.HHZ. 2009-03-13T12:37:48.35 0.1 undecidable manual Pg 220 21.0678 -0.101 100
IV.FDMO.HHZ. 2009-03-13T12:37:47.80 0.1 undecidable manual Pg 292 16.872 -0.202 98
IV.CMPO.HHN. 2009-03-13T12:37:19.75 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