Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.9 on date 23-08-2010 and time 03:19:02 (Italy) in region 4 km SE Cessapalombo (MC)

A magnitude ML 0.9 earthquake occured in region: 4 km SE Cessapalombo (MC), on

  • 23-08-2010 01:19:02 (UTC)
  • 23-08-2010 03:19:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0750, 13.2790 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Cessapalombo MC 4 512 512
Sarnano MC 5 3264 3776
San Ginesio MC 5 3498 7274
Gualdo MC 5 815 8089
Camporotondo di Fiastrone MC 7 563 8652
Caldarola MC 8 1823 10475
Acquacanina MC 10 121 10596
Bolognola MC 10 142 10738
Sant'Angelo in Pontano MC 10 1436 12174
Belforte del Chienti MC 11 1886 14060
Ripe San Ginesio MC 11 852 14912
Fiastra MC 11 559 15471
Colmurano MC 12 1263 16734
Penna San Giovanni MC 12 1108 17842
Amandola FM 12 3629 21471
Serrapetrona MC 14 966 22437
Monte San Martino MC 14 765 23202
Tolentino MC 15 20069 43271
Loro Piceno MC 15 2401 45672
Montefortino FM 16 1178 46850
Smerillo FM 16 365 47215
Pievebovigliana MC 16 866 48081
Urbisaglia MC 16 2628 50709
Fiordimonte MC 16 202 50911
Falerone FM 16 3337 54248
Montappone FM 17 1682 55930
Comunanza AP 17 3166 59096
Servigliano FM 17 2336 61432
Montefalcone Appennino FM 18 424 61856
Monte Vidon Corrado FM 18 731 62587
Massa Fermana FM 18 963 63550
Ussita MC 18 444 63994
Camerino MC 18 6974 70968
Pieve Torina MC 19 1458 72426
Santa Vittoria in Matenano FM 19 1330 73756
Muccia MC 19 915 74671
San Severino Marche MC 19 12726 87397
Montemonaco AP 20 604 88001

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km E of Foligno (57155 inhabitants)
58 Km NW of Teramo (54892 inhabitants)
63 Km SW of Ancona (100861 inhabitants)
72 Km E of Perugia (166134 inhabitants)
77 Km NE of Terni (111501 inhabitants)
81 Km N of L'Aquila (69753 inhabitants)
88 Km S of Fano (60888 inhabitants)
95 Km NW of Montesilvano (53738 inhabitants)
98 Km SE 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 1.9
ML 0.9 		2010-08-23
01:19:02		 43.075 13.279 23 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 1101039
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2010-08-23 01:19:02 ± 0.53
Latitude 43.0750 ± 0.0216
Longitude 13.2790 ± 0.0295
Depth (km) 23 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1101039

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2337
Semi-minor axis of confidence ellipse (meter) 2014
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 139
Circular confidence region, given by single value of horizontal uncertainty (meter) 3394.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 148
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.65
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.71046
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 1101039
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:18:15

Md:1.9

Field Value
Value 1.9
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1101039
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 21:18:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FSSB.HHE. 2010-08-23T01:19:30.47 10.0 undecidable manual Pg 0 0 0
MN.TRI.HHZ. 2010-08-23T01:19:28.42 10.0 undecidable manual Pg 0 0 0
IV.PIEI.HHE. 2010-08-23T01:19:16.88 0.3 undecidable manual Pg 311 78.8655 0.42 65
IV.CING.HHZ. 2010-08-23T01:19:15.42 0.3 undecidable manual Sg 349 34.0437 0.377 71
IV.CESI.HHN. 2010-08-23T01:19:13.50 0.3 undecidable manual Sg 256 31.3464 -0.915 59
IV.ARVD.HHE. 2010-08-23T01:19:12.57 0.3 undecidable manual Pg 330 54.2013 -0.192 72
IV.FDMO.HHE. 2010-08-23T01:19:11.40 0.3 undecidable manual Sg 255 16.1727 0.154 78
IV.CESI.HHN. 2010-08-23T01:19:10.14 0.3 undecidable manual Pg 256 31.3464 0.664 66
IV.CING.HHZ. 2010-08-23T01:19:09.03 0.3 undecidable manual Pg 349 34.0437 -0.809 63
IV.GUMA.HHZ. 2010-08-23T01:19:09.88 0.3 undecidable manual Sg 107 4.7952 0.014 81
IV.FDMO.HHE. 2010-08-23T01:19:07.97 0.1 undecidable manual Pg 255 16.1727 0.324 100
IV.GUMA.HHZ. 2010-08-23T01:19:06.52 0.3 undecidable manual Pg 107 4.7952 -0.329 76
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