Earthquake with magnitude of ML 1.5 on date 18-08-2007 and time 05:00:16 (UTC) in region 6 km SE Bolognola (MC)

A magnitude ML 1.5 earthquake occured in region: 6 km SE Bolognola (MC), on

  • 18-08-2007 05:00:16 (UTC)
  • 18-08-2007 07:00:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9480, 13.2510 at 22 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 6 142 142
Montefortino FM 7 1178 1320
Montemonaco AP 8 604 1924
Ussita MC 9 444 2368
Amandola FM 9 3629 5997
Castelsantangelo sul Nera MC 10 281 6278
Sarnano MC 11 3264 9542
Acquacanina MC 11 121 9663
Fiastra MC 13 559 10222
Visso MC 13 1107 11329
Comunanza AP 13 3166 14495
Montegallo AP 14 523 15018
Gualdo MC 15 815 15833
Fiordimonte MC 16 202 16035
Smerillo FM 17 365 16400
Montefalcone Appennino FM 18 424 16824
Palmiano AP 18 196 17020
Monte San Martino MC 18 765 17785
Cessapalombo MC 18 512 18297
Pievebovigliana MC 19 866 19163
Penna San Giovanni MC 19 1108 20271
San Ginesio MC 19 3498 23769
Preci PG 19 724 24493
Pieve Torina MC 20 1458 25951
Force AP 20 1354 27305
Arquata del Tronto AP 20 1178 28483

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km E of Foligno (57155 inhabitants)
49 Km NW of Teramo (54892 inhabitants)
65 Km NE of Terni (111501 inhabitants)
67 Km N of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
78 Km S of Ancona (100861 inhabitants)
88 Km NW of Montesilvano (53738 inhabitants)
95 Km NW of Pescara (121014 inhabitants)
100 Km NW of Chieti (51815 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 1.9
ML 1.5
2007-08-18
05:00:16
42.948 13.251 22 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 647299
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2007-08-18 05:00:16 ± 0.28
Latitude 42.9480 ± 0.0117
Longitude 13.2510 ± 0.0135
Depth (km) 22 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 647299

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1154
Semi-minor axis of confidence ellipse (meter) 1138
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 234
Circular confidence region, given by single value of horizontal uncertainty (meter) 1702.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 280
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 8
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.42808
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 647299
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:18:13

Md:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 647299
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:18:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIU.EHE. 2007-08-18T05:00:35.36 10.0 undecidable manual Pg 0 0 0
IV.TERO.HHN. 2007-08-18T05:00:31.46 0.3 undecidable manual Sg 141 46.1205 0.203 71
IV.CAMP.BHN. 2007-08-18T05:00:31.53 0.3 undecidable manual Sg 164 47.5191 -0.081 71
IV.LNSS.BHN. 2007-08-18T05:00:30.39 0.3 undecidable manual Sg 204 41.9247 0.181 72
IV.USI.SHZ. 2007-08-18T05:00:29.04 10.0 undecidable manual Pg 0 0 0
IV.SALO.HHE. 2007-08-18T05:00:25.57 10.0 undecidable manual Pg 0 0 0
IV.NRCA.SHZ. 2007-08-18T05:00:24.32 0.3 undecidable manual Sg 221 16.872 -0.216 73
IV.CAMP.BHN. 2007-08-18T05:00:24.81 0.1 positive manual Pg 164 47.5191 -0.208 93
IV.LNSS.BHN. 2007-08-18T05:00:24.23 0.1 undecidable manual Pg 204 41.9247 0.021 98
IV.TERO.HHN. 2007-08-18T05:00:24.74 0.1 undecidable manual Pg 141 46.1205 -0.075 96
IV.NRCA.SHZ. 2007-08-18T05:00:21.08 0.1 undecidable manual Pg 221 16.872 0.146 100
IV.ERBM.EHE. 2007-08-18T05:00:18.31 10.0 undecidable manual Pg 0 0 0
MN.AQU.HHZ. 2007-08-18T05:00:18.85 10.0 undecidable manual Pg 0 0 0
IV.MA9.SHZ. 2007-08-18T04:59:54.81 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