Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 07-10-2009 and time 01:56:21 (UTC) in region 2 km E Campoli Appennino (FR)

A magnitude ML 2.0 earthquake occured in region: 2 km E Campoli Appennino (FR), on

  • 07-10-2009 01:56:21 (UTC)
  • 07-10-2009 03:56:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7430, 13.7080 at 10 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
Campoli Appennino FR 2 1725 1725
Pescosolido FR 4 1555 3280
Posta Fibreno FR 6 1139 4419
Alvito FR 7 2713 7132
Vicalvi FR 7 783 7915
Broccostella FR 7 2741 10656
Sora FR 8 26144 36800
Fontechiari FR 8 1303 38103
San Donato Val di Comino FR 10 2107 40210
Pescasseroli AQ 10 2203 42413
Opi AQ 11 420 42833
Gallinaro FR 12 1269 44102
Casalvieri FR 12 2698 46800
Isola del Liri FR 13 11715 58515
Arpino FR 13 7262 65777
Casalattico FR 14 574 66351
Balsorano AQ 14 3569 69920
Settefrati FR 14 728 70648
Castelliri FR 15 3454 74102
Villavallelonga AQ 16 919 75021
Atina FR 16 4316 79337
Santopadre FR 17 1357 80694
Picinisco FR 17 1218 81912
Villa Latina FR 18 1241 83153
San Vincenzo Valle Roveto AQ 18 2347 85500
Villetta Barrea AQ 19 653 86153
Collelongo AQ 19 1233 87386
Civitella Alfedena AQ 20 296 87682
Fontana Liri FR 20 2953 90635
Monte San Giovanni Campano FR 20 12929 103564
Rocca d'Arce FR 20 959 104523

Municipalities with at least 50000 inhabitants

An earthquake occurred to
72 Km SE of L'Aquila (69753 inhabitants)
73 Km E of Latina (125985 inhabitants)
77 Km E of Velletri (53303 inhabitants)
78 Km SW of Chieti (51815 inhabitants)
79 Km E of Tivoli (56533 inhabitants)
86 Km E of Guidonia Montecelio (88673 inhabitants)
90 Km E of Aprilia (73446 inhabitants)
91 Km SW of Pescara (121014 inhabitants)
91 Km NW of Caserta (76326 inhabitants)
93 Km SW of Montesilvano (53738 inhabitants)
95 Km NW of Aversa (53047 inhabitants)
95 Km E of Anzio (54211 inhabitants)
99 Km NW of Giugliano in Campania (122974 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 2.5
ML 2.0 		2009-10-07
01:56:21		 41.743 13.708 10 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 974579
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-10-07 01:56:21 ± 0.09
Latitude 41.7430 ± 0.0045
Longitude 13.7080 ± 0.0060
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 974579

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 595
Semi-minor axis of confidence ellipse (meter) 194
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 214
Circular confidence region, given by single value of horizontal uncertainty (meter) 707.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 43
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.45
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.17541
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 974579
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 18:38:08

Md:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 974579
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 18:38:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHE. 2009-10-07T01:56:56.15 10.0 undecidable manual Pg 0 0 0
IV.TERO.HHN. 2009-10-07T01:56:50.96 0.1 undecidable manual Sg 355 98.0241 0.406 79
IV.MA9.HHZ. 2009-10-07T01:56:47.59 10.0 undecidable manual Sg 0 0 0
IV.RDP.HHZ. 2009-10-07T01:56:47.24 0.1 undecidable manual Sg 272 82.0512 0.947 66
IV.RMP.HHE. 2009-10-07T01:56:47.59 0.1 undecidable manual Sg 276 83.5497 0.899 68
IV.FIAM.HHZ. 2009-10-07T01:56:44.77 0.1 undecidable manual Sg 320 75.9684 0.106 88
IV.CAFR.HHN. 2009-10-07T01:56:44.97 0.1 undecidable manual Sg 44 75.2691 0.484 81
IV.VCEL.EHZ. 2009-10-07T01:56:43.95 0.1 undecidable manual Sg 9 73.1712 0.036 90
IV.NRCA.SHZ. 2009-10-07T01:56:43.85 0.1 undecidable manual Pg 338 130.4694 0.522 72
IV.SGG.HHZ. 2009-10-07T01:56:42.92 0.1 undecidable manual Sg 125 68.2761 0.304 86
IV.MA9.HHZ. 2009-10-07T01:56:41.91 10.0 undecidable manual Pg 0 0 0
IV.CERT.HHZ. 2009-10-07T01:56:41.08 0.1 undecidable manual Sg 291 64.1913 -0.455 84
IV.FAGN.HHZ. 2009-10-07T01:56:40.22 0.1 undecidable manual Sg 350 58.8966 0.1 91
IV.LNSS.HHE. 2009-10-07T01:56:40.29 0.1 undecidable manual Pg 330 110.112 0.102 82
IV.SMA1.EHZ. 2009-10-07T01:56:39.03 0.1 undecidable manual Pg 343 103.119 -0.089 84
IV.MIDA.HHZ. 2009-10-07T01:56:37.08 0.3 undecidable manual Sg 104 46.62 0.253 68
IV.TERO.HHN. 2009-10-07T01:56:37.85 0.1 undecidable manual Pg 355 98.0241 -0.478 78
IV.RMP.HHE. 2009-10-07T01:56:36.61 0.1 undecidable manual Pg 276 83.5497 0.512 79
IV.PTQR.SHZ. 2009-10-07T01:56:35.06 0.3 undecidable manual Sg 321 40.0266 -0.023 72
IV.PTRJ.HHZ. 2009-10-07T01:56:35.81 0.1 undecidable manual Pg 121 80.0643 0.251 85
IV.GIUL.HHZ. 2009-10-07T01:56:35.55 0.1 undecidable manual Sg 242 42.8238 -0.26 91
IV.RDP.HHZ. 2009-10-07T01:56:35.11 0.1 undecidable manual Pg 272 82.0512 -0.758 72
IV.FIAM.HHZ. 2009-10-07T01:56:35.79 0.1 undecidable manual Pg 320 75.9684 0.863 70
IV.SGG.HHZ. 2009-10-07T01:56:34.64 0.1 undecidable manual Pg 125 68.2761 0.895 70
IV.RNI2.HHN. 2009-10-07T01:56:34.56 0.1 undecidable manual Sg 97 37.0296 0.279 91
IV.CAFR.HHN. 2009-10-07T01:56:34.66 0.1 undecidable manual Pg 44 75.2691 -0.164 87
IV.VCEL.EHZ. 2009-10-07T01:56:34.30 0.1 undecidable manual Pg 9 73.1712 -0.195 87
IV.TRIV.HHN. 2009-10-07T01:56:33.82 0.1 undecidable manual Pg 88 69.7746 -0.152 88
IV.MSC.EHZ. 2009-10-07T01:56:33.15 0.1 undecidable manual Pg 160 64.8906 -0.079 90
IV.INTR.HHZ. 2009-10-07T01:56:33.17 0.1 undecidable manual Sg 28 33.9438 -0.288 91
IV.CERT.HHZ. 2009-10-07T01:56:32.33 0.1 undecidable manual Pg 291 64.1913 -0.791 74
IV.CERA.HHZ. 2009-10-07T01:56:32.04 0.1 undecidable manual Sg 122 30.3474 -0.443 89
IV.FAGN.HHZ. 2009-10-07T01:56:31.91 0.1 undecidable manual Pg 350 58.8966 -0.394 85
IV.VAGA.HHE. 2009-10-07T01:56:31.97 0.1 undecidable manual Pg 130 56.7987 -0.002 93
IV.MIDA.HHZ. 2009-10-07T01:56:29.91 0.1 undecidable manual Pg 104 46.62 -0.492 86
IV.PTQR.SHZ. 2009-10-07T01:56:29.00 0.1 undecidable manual Pg 321 40.0266 -0.396 88
IV.RNI2.HHN. 2009-10-07T01:56:29.06 0.1 undecidable manual Pg 97 37.0296 0.128 94
IV.GIUL.HHZ. 2009-10-07T01:56:29.30 0.1 undecidable manual Pg 242 42.8238 -0.515 86
IV.INTR.HHZ. 2009-10-07T01:56:28.13 0.1 undecidable manual Pg 28 33.9438 -0.327 91
IV.VVLD.HHZ. 2009-10-07T01:56:28.03 0.1 undecidable manual Sg 334 15.7731 -0.011 100
IV.CERA.HHZ. 2009-10-07T01:56:27.42 0.1 undecidable manual Pg 122 30.3474 -0.474 88
.SDI.SHZ. 2009-10-07T01:56:26.22 0.6 undecidable manual Sg 113 9.2796 -0.053 50
IV.VVLD.HHZ. 2009-10-07T01:56:25.29 0.1 undecidable manual Pg 334 15.7731 -0.039 99
IV.POFI.HHZ. 2009-10-07T01:56:25.34 0.1 undecidable manual Sg 173 2.7972 0.212 98
.SDI.SHZ. 2009-10-07T01:56:24.41 0.1 undecidable manual Pg 113 9.2796 0.101 99
IV.POFI.HHZ. 2009-10-07T01:56:23.79 0.1 negative manual Pg 173 2.7972 0.143 100
IV.MEU.SHN. 2009-10-07T01:55:57.45 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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