Earthquake with magnitude of ML 1.5 on date 31-01-2010 and time 08:11:39 (Italy) in region 2 km NE Bolognola (MC)

A magnitude ML 1.5 earthquake occured in region: 2 km NE Bolognola (MC), on

  • 31-01-2010 07:11:39 (UTC)
  • 31-01-2010 08:11:39 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0070, 13.2420 at 23 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 2 142 142
Sarnano MC 6 3264 3406
Acquacanina MC 6 121 3527
Fiastra MC 8 559 4086
Amandola FM 10 3629 7715
Gualdo MC 10 815 8530
Montefortino FM 11 1178 9708
Ussita MC 11 444 10152
Cessapalombo MC 12 512 10664
Fiordimonte MC 13 202 10866
San Ginesio MC 13 3498 14364
Montemonaco AP 14 604 14968
Camporotondo di Fiastrone MC 14 563 15531
Pievebovigliana MC 14 866 16397
Castelsantangelo sul Nera MC 14 281 16678
Caldarola MC 15 1823 18501
Visso MC 15 1107 19608
Comunanza AP 15 3166 22774
Penna San Giovanni MC 16 1108 23882
Pieve Torina MC 16 1458 25340
Sant'Angelo in Pontano MC 16 1436 26776
Monte San Martino MC 16 765 27541
Smerillo FM 17 365 27906
Belforte del Chienti MC 18 1886 29792
Montefalcone Appennino FM 18 424 30216
Muccia MC 18 915 31131
Ripe San Ginesio MC 18 852 31983
Serrapetrona MC 20 966 32949
Monte Cavallo MC 20 145 33094
Montegallo AP 20 523 33617
Colmurano MC 20 1263 34880

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km E of Foligno (57155 inhabitants)
54 Km NW of Teramo (54892 inhabitants)
69 Km NE of Terni (111501 inhabitants)
70 Km E of Perugia (166134 inhabitants)
72 Km SW of Ancona (100861 inhabitants)
74 Km N of L'Aquila (69753 inhabitants)
92 Km NW of Montesilvano (53738 inhabitants)
95 Km S of Fano (60888 inhabitants)
100 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 1.7
ML 1.5
2010-01-31
07:11:39
43.007 13.242 23 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1010129
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-01-31 07:11:39 ± 0.19
Latitude 43.0070 ± 0.0072
Longitude 13.2420 ± 0.0111
Depth (km) 23 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1010129

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1000
Semi-minor axis of confidence ellipse (meter) 419
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 241
Circular confidence region, given by single value of horizontal uncertainty (meter) 1204.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 246
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38311
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 1010129
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:22:32

Md:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1010129
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:22:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SMA1.EHN. 2010-01-31T07:11:54.15 0.1 undecidable manual Sg 170 42.5241 0.297 89
IV.SBPO.HHZ. 2010-01-31T07:11:53.16 10.0 undecidable manual Sg 0 0 0
IV.MESG.HHE. 2010-01-31T07:11:50.47 10.0 undecidable manual Pg 0 0 0
IV.CESI.HHE. 2010-01-31T07:11:50.37 0.1 undecidable manual Sg 270 27.3504 0.14 95
IV.NRCA.HHZ. 2010-01-31T07:11:48.99 0.1 undecidable manual Sg 208 21.867 -0.072 97
IV.FDMO.HHE. 2010-01-31T07:11:47.45 0.1 undecidable manual Sg 284 12.876 -0.016 100
IV.SMA1.EHN. 2010-01-31T07:11:47.66 0.1 undecidable manual Pg 170 42.5241 -0.11 94
IV.SBPO.HHZ. 2010-01-31T07:11:45.49 10.0 undecidable manual Pg 0 0 0
IV.CESI.HHE. 2010-01-31T07:11:45.70 0.1 undecidable manual Pg 270 27.3504 0.022 96
IV.FDMO.HHE. 2010-01-31T07:11:44.01 0.1 undecidable manual Pg 284 12.876 -0.072 100
IV.NRCA.HHZ. 2010-01-31T07:11:44.88 0.1 undecidable manual Pg 208 21.867 -0.123 97
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