Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 11-09-2007 and time 22:03:28 (Italy) in region 5 km N San Gregorio Magno (SA)

A magnitude ML 2.3 earthquake occured in region: 5 km N San Gregorio Magno (SA), on

  • 11-09-2007 20:03:28 (UTC)
  • 11-09-2007 22:03:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.7040, 15.4070 at 2 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
San Gregorio Magno SA 5 4286 4286
Ricigliano SA 8 1144 5430
Buccino SA 9 5047 10477
Muro Lucano PZ 9 5497 15974
Romagnano al Monte SA 9 368 16342
Castelgrande PZ 9 943 17285
Colliano SA 10 3638 20923
Balvano PZ 11 1830 22753
Palomonte SA 11 3985 26738
Valva SA 12 1643 28381
Laviano SA 12 1438 29819
Bella PZ 13 5171 34990
Salvitelle SA 13 560 35550
Santomenna SA 14 443 35993
Vietri di Potenza PZ 14 2832 38825
Oliveto Citra SA 14 3802 42627
Castelnuovo di Conza SA 15 619 43246
Pescopagano PZ 15 1910 45156
Contursi Terme SA 15 3394 48550
Sant'Andrea di Conza AV 16 1539 50089
Baragiano PZ 16 2671 52760
Auletta SA 16 2336 55096
Caggiano SA 17 2765 57861
San Fele PZ 17 3004 60865
Senerchia AV 18 842 61707
Rapone PZ 18 990 62697
Calabritto AV 18 2391 65088
Conza della Campania AV 18 1373 66461
Sicignano degli Alburni SA 18 3519 69980
Pertosa SA 18 690 70670
Savoia di Lucania PZ 19 1127 71797
Petina SA 19 1159 72956
Caposele AV 20 3483 76439
Ruvo del Monte PZ 20 1083 77522

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km W of Potenza (67122 inhabitants)
37 Km E of Battipaglia (50786 inhabitants)
55 Km E of Salerno (135261 inhabitants)
57 Km E of Avellino (54857 inhabitants)
59 Km E of Cava de' Tirreni (53659 inhabitants)
71 Km SE of Benevento (60091 inhabitants)
74 Km E of Scafati (50787 inhabitants)
75 Km SW of Cerignola (58396 inhabitants)
78 Km E of Castellammare di Stabia (66466 inhabitants)
85 Km S of Foggia (151991 inhabitants)
88 Km E of Torre del Greco (86275 inhabitants)
90 Km E of Portici (55274 inhabitants)
90 Km E of Ercolano (53709 inhabitants)
91 Km E of Acerra (59573 inhabitants)
95 Km SW of Andria (100440 inhabitants)
95 Km E of Afragola (65057 inhabitants)
97 Km E of Casoria (77642 inhabitants)
98 Km W of Altamura (70396 inhabitants)
99 Km E of Napoli (974074 inhabitants)
99 Km E of Caserta (76326 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 2.6
ML 2.3 		2007-09-11
20:03:28		 40.704 15.407 2 2014-10-21
12:27:13		 Bollettino Sismico Italiano INGV 651649
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2007-09-11 20:03:28 ± 0.13
Latitude 40.7040 ± 0.0054
Longitude 15.4070 ± 0.0095
Depth (km) 2 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 651649

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 756
Semi-minor axis of confidence ellipse (meter) 254
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 65
Circular confidence region, given by single value of horizontal uncertainty (meter) 1000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 86
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 47
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.92
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.56572
Number of stations at which the event was observed 41
Number of stations from which data was used for origin computation 36
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations
Type of magnitude ML
Reference to an origin 651649
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:22:55

Md:2.6

Field Value
Value 2.6
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 651649
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:22:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIU.EHN. 2007-09-11T20:04:19.47 10.0 undecidable manual Pg 0 0 0
IV.CIGN.BHE. 2007-09-11T20:04:11.22 10.0 undecidable manual Pg 0 0 0
IV.SACR.HHE. 2007-09-11T20:04:04.01 10.0 undecidable manual Pg 0 0 0
IV.SBPO.BHZ. 2007-09-11T20:03:58.04 10.0 undecidable manual Pg 0 0 0
IV.SDI.SHZ. 2007-09-11T20:03:57.73 0.1 undecidable manual Pg 310 173.7927 0.351 67
IV.MRVN.HHN. 2007-09-11T20:03:54.65 0.1 undecidable manual Sg 59 77.0673 1.621 49
IV.TRIV.HHE. 2007-09-11T20:03:54.45 10.0 undecidable manual Pg 0 0 0
IV.RFI.SHZ. 2007-09-11T20:03:53.52 0.1 undecidable manual Pg 300 136.2636 1.937 34
IV.NOCI.HHN. 2007-09-11T20:03:51.51 0.3 undecidable manual Pg 86 139.5603 -0.596 54
IV.SIRI.HHZ. 2007-09-11T20:03:51.95 0.1 undecidable manual Sg 146 69.6747 0.903 73
IV.ORI.EHN. 2007-09-11T20:03:51.26 0.1 undecidable manual Pg 129 114.0969 3.086 4
IV.BSSO.HHN. 2007-09-11T20:03:49.42 0.1 undecidable manual Pg 324 115.4955 1.025 63
IV.FGMS.SHZ. 2007-09-11T20:03:49.27 0.1 undecidable manual Pg 22 120.3906 0.134 84
IV.MSAG.HHN. 2007-09-11T20:03:48.90 0.1 undecidable manual Pg 20 119.4915 -0.101 84
IV.SGRT.HHE. 2007-09-11T20:03:48.69 0.1 undecidable manual Pg 13 119.8911 -0.382 80
IV.SGG.BHZ. 2007-09-11T20:03:48.55 0.1 undecidable manual Pg 312 114.5964 0.295 82
IV.MCEL.HHZ. 2007-09-11T20:03:47.35 0.1 undecidable manual Sg 141 53.6019 0.675 82
IV.PTRJ.HHZ. 2007-09-11T20:03:46.83 0.1 undecidable manual Pg 315 103.7184 0.249 85
IV.AMUR.HHN. 2007-09-11T20:03:46.52 0.1 undecidable manual Pg 77 103.0191 0.059 88
IV.RGNG.SHZ. 2007-09-11T20:03:46.15 0.1 undecidable manual Pg 8 108.7134 -1.192 59
IV.CRAC.EHE. 2007-09-11T20:03:45.24 0.1 undecidable manual Pg 113 94.4388 0.096 89
IV.SGTA.HHZ. 2007-09-11T20:03:44.75 0.1 undecidable manual Sg 356 48.0186 0.027 99
IV.PSB1.HHZ. 2007-09-11T20:03:44.43 0.1 undecidable manual Pg 319 76.2681 2.084 34
MN.CUC.HHZ. 2007-09-11T20:03:43.47 0.1 undecidable manual Pg 156 85.9473 -0.372 85
IV.CMPR.HHZ. 2007-09-11T20:03:43.79 0.1 undecidable manual Sg 192 43.623 0.561 88
IV.SCHR.EHZ. 2007-09-11T20:03:42.08 0.1 undecidable manual Pg 135 79.4649 -0.762 76
IV.MRVN.HHN. 2007-09-11T20:03:42.36 0.1 undecidable manual Pg 59 77.0673 -0.114 92
IV.MOCO.HHE. 2007-09-11T20:03:41.70 0.1 undecidable manual Pg 344 76.7676 -0.721 77
IV.CAFE.HHZ. 2007-09-11T20:03:41.45 0.1 undecidable manual Sg 338 38.7279 -0.061 100
IV.PTRP.EHZ. 2007-09-11T20:03:40.03 0.1 undecidable manual Pg 110 58.6968 0.399 89
IV.VULT.HHZ. 2007-09-11T20:03:40.47 0.1 undecidable manual Sg 32 32.9448 0.954 76
IV.SIRI.HHZ. 2007-09-11T20:03:40.80 0.1 undecidable manual Pg 146 69.6747 -0.535 85
IV.CSSN.SHZ. 2007-09-11T20:03:40.94 0.1 undecidable manual Sg 299 36.6411 0.154 98
IV.BULG.HHE. 2007-09-11T20:03:40.45 0.1 undecidable manual Pg 182 69.375 -0.834 75
IV.SNAL.HHZ. 2007-09-11T20:03:39.06 0.1 undecidable manual Sg 326 29.6481 0.674 86
IV.FG5.SHZ. 2007-09-11T20:03:39.74 0.1 undecidable manual Pg 350 65.2902 -0.904 73
IV.MCEL.HHZ. 2007-09-11T20:03:38.48 0.1 positive manual Pg 141 53.6019 -0.33 92
IV.MTSN.HHE. 2007-09-11T20:03:38.77 0.1 undecidable manual Pg 149 56.5989 -0.532 87
IV.PALZ.HHZ. 2007-09-11T20:03:38.17 0.1 undecidable manual Pg 60 53.502 -0.622 84
IV.FG4.SHZ. 2007-09-11T20:03:36.67 0.1 undecidable manual Pg 11 48.4182 -1.092 69
IV.SGTA.HHZ. 2007-09-11T20:03:36.81 0.1 positive manual Pg 356 48.0186 -0.866 77
IV.CMPR.HHZ. 2007-09-11T20:03:36.18 0.1 undecidable manual Pg 192 43.623 -0.636 85
IV.MCRV.HHZ. 2007-09-11T20:03:36.57 0.1 undecidable manual Sg 294 21.867 0.877 80
IV.CAFE.HHZ. 2007-09-11T20:03:35.10 0.1 positive manual Pg 338 38.7279 -0.724 83
IV.VULT.HHZ. 2007-09-11T20:03:35.26 0.1 undecidable manual Pg 32 32.9448 0.586 89
IV.CSSN.SHZ. 2007-09-11T20:03:34.38 0.1 positive manual Pg 299 36.6411 -1.021 73
IV.CDRU.HHZ. 2007-09-11T20:03:33.32 0.1 undecidable manual Pg 200 25.2525 0.181 99
IV.SNAL.HHZ. 2007-09-11T20:03:33.56 0.1 positive manual Pg 326 29.6481 -0.459 93
IV.MCRV.HHZ. 2007-09-11T20:03:32.22 0.1 undecidable manual Pg 294 21.867 -0.246 99
IV.SGO.SHZ. 2007-09-11T20:03:32.25 0.1 negative manual Pg 208 17.9709 0.564 92
IV.MRLC.HHE. 2007-09-11T20:03:31.72 0.1 undecidable manual Sg 50 8.9799 0.424 97
IV.MRLC.HHE. 2007-09-11T20:03:30.21 0.1 positive manual Pg 50 8.9799 0.286 100
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