Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 26-11-2009 and time 22:37:25 (UTC) in region 3 km NE Serra Sant'Abbondio (PU)

A magnitude ML 2.2 earthquake occured in region: 3 km NE Serra Sant'Abbondio (PU), on

  • 26-11-2009 22:37:25 (UTC)
  • 26-11-2009 23:37:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5130, 12.7900 at 49 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
Serra Sant'Abbondio PU 3 1027 1027
Frontone PU 4 1300 2327
Pergola PU 7 6333 8660
Sassoferrato AN 10 7285 15945
Cagli PU 12 8731 24676
Arcevia AN 12 4612 29288
Cantiano PU 14 2245 31533
Genga AN 15 1797 33330
Acqualagna PU 15 4393 37723
Scheggia e Pascelupo PG 16 1393 39116
Fratte Rosa PU 16 966 40082
San Lorenzo in Campo PU 16 3414 43496
Costacciaro PG 18 1216 44712
Castelleone di Suasa AN 19 1676 46388
Serra San Quirico AN 20 2850 49238
Fossombrone PU 20 9575 58813

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km SW of Fano (60888 inhabitants)
45 Km S of Pesaro (94582 inhabitants)
56 Km NE of Perugia (166134 inhabitants)
60 Km W of Ancona (100861 inhabitants)
62 Km N of Foligno (57155 inhabitants)
64 Km S of Rimini (147750 inhabitants)
73 Km E of Arezzo (99543 inhabitants)
82 Km SE of Cesena (96758 inhabitants)
99 Km SE of Forlì (117913 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 2.2 		2009-11-26
22:37:25		 43.513 12.79 49 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 994929
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-11-26 22:37:25 ± 0.21
Latitude 43.5130 ± 0.0126
Longitude 12.7900 ± 0.0136
Depth (km) 49 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 994929

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1120
Semi-minor axis of confidence ellipse (meter) 990
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 9
Circular confidence region, given by single value of horizontal uncertainty (meter) 1780.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.96767
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 994929
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:03:24

Md:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 994929
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 19:03:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MGAB.HHZ. 2009-11-26T22:37:51.00 1.0 undecidable manual Sg 220 86.247 -0.42 21
IV.SFI.EHN. 2009-11-26T22:37:51.06 10.0 undecidable manual Pg 0 0 0
IV.CAFI.HHZ. 2009-11-26T22:37:47.80 0.6 undecidable manual Sg 253 69.375 -0.141 46
IV.FDMO.HHZ. 2009-11-26T22:37:46.10 0.3 undecidable manual Sg 155 58.0974 0.416 67
IV.MNS.HHE. 2009-11-26T22:37:46.34 10.0 undecidable manual Pg 0 0 0
IV.CESI.HHZ. 2009-11-26T22:37:45.49 0.3 undecidable manual Sg 171 57.0984 -0.01 72
IV.SENI.EHN. 2009-11-26T22:37:44.77 10.0 undecidable manual Pg 0 0 0
IV.PARC.HHE. 2009-11-26T22:37:44.42 0.6 undecidable manual Sg 289 46.7199 0.857 39
IV.BADI.EHZ. 2009-11-26T22:37:43.86 0.3 undecidable manual Sg 270 43.8228 0.803 60
IV.SMA1.EHZ. 2009-11-26T22:37:43.54 0.1 undecidable manual Pg 156 107.4147 0.572 76
IV.CDCA.EHE. 2009-11-26T22:37:43.98 0.6 undecidable manual Sg 262 45.1215 0.695 42
IV.LNSS.HHZ. 2009-11-26T22:37:42.79 0.6 undecidable manual Pg 169 103.0191 0.365 41
IV.CING.HHZ. 2009-11-26T22:37:42.40 0.1 undecidable manual Sg 115 36.0417 0.631 89
IV.MURB.HHZ. 2009-11-26T22:37:41.84 0.3 undecidable manual Sg 218 35.0427 0.238 74
IV.PIEI.HHZ. 2009-11-26T22:37:39.04 0.3 undecidable manual Sg 277 20.6682 -0.692 63
IV.FSSB.HHZ. 2009-11-26T22:37:39.99 0.1 undecidable manual Sg 357 19.9689 0.327 98
IV.MGAB.HHZ. 2009-11-26T22:37:39.99 0.1 undecidable manual Pg 220 86.247 -0.39 86
IV.NRCA.HHZ. 2009-11-26T22:37:39.48 0.1 undecidable manual Pg 161 79.8645 -0.134 91
IV.AOI.HHZ. 2009-11-26T22:37:38.28 0.3 undecidable manual Pg 86 65.49 0.368 66
IV.CRE.HHZ. 2009-11-26T22:37:38.44 0.1 undecidable manual Pg 280 68.376 0.186 90
IV.GUMA.HHZ. 2009-11-26T22:37:38.41 0.1 undecidable manual Pg 138 66.5778 0.359 88
IV.CAFI.HHZ. 2009-11-26T22:37:38.07 0.1 undecidable manual Pg 253 69.375 -0.302 90
IV.ARVD.HHZ. 2009-11-26T22:37:38.70 0.3 undecidable manual Sg 98 12.3765 -0.322 72
IV.CDCA.EHE. 2009-11-26T22:37:36.14 0.3 undecidable manual Pg 262 45.1215 0.457 67
IV.CESI.HHZ. 2009-11-26T22:37:36.32 0.1 undecidable manual Pg 171 57.0984 -0.646 83
IV.FDMO.HHZ. 2009-11-26T22:37:36.60 0.1 undecidable manual Pg 155 58.0974 -0.47 88
IV.BADI.EHZ. 2009-11-26T22:37:35.77 0.3 undecidable manual Pg 270 43.8228 0.22 71
IV.PARC.HHE. 2009-11-26T22:37:35.96 0.1 undecidable manual Pg 289 46.7199 0.113 96
IV.MURB.HHZ. 2009-11-26T22:37:34.39 0.1 undecidable manual Pg 218 35.0427 -0.326 95
IV.CING.HHZ. 2009-11-26T22:37:34.74 0.1 undecidable manual Pg 115 36.0417 -0.067 100
IV.FSSB.HHZ. 2009-11-26T22:37:33.39 0.1 undecidable manual Pg 357 19.9689 -0.205 100
IV.ARVD.HHZ. 2009-11-26T22:37:32.71 0.1 undecidable manual Pg 98 12.3765 -0.515 94
IV.PIEI.HHZ. 2009-11-26T22:37:32.79 0.1 undecidable manual Pg 277 20.6682 -0.845 81
IV.MELA.HHE. 2009-11-26T22:37:28.70 10.0 undecidable manual Pg 0 0 0
IV.TDS.SHZ. 2009-11-26T22:37:22.95 10.0 undecidable manual Pg 0 0 0
IV.STR3.BHE. 2009-11-26T22:37:08.77 10.0 undecidable manual Pg 0 0 0
IV.STR4.BHN. 2009-11-26T22:37:07.96 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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