Earthquake with magnitude of ML 2.1 on date 11-10-2009 and time 15:07:43 (Italy) in region Golfo di Salerno (Salerno)

A magnitude ML 2.1 earthquake occured in region: Golfo di Salerno (Salerno), on

  • 11-10-2009 13:07:43 (UTC)
  • 11-10-2009 15:07:43 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.4170, 14.8770 at 3 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
Agropoli SA 12 21481 21481
Castellabate SA 16 9188 30669
Ogliastro Cilento SA 16 2270 32939
Capaccio Paestum SA 17 22810 55749
Torchiara SA 18 1871 57620
Laureana Cilento SA 19 1174 58794
Prignano Cilento SA 19 1018 59812
Trentinara SA 20 1646 61458
Giungano SA 20 1280 62738

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km SW of Battipaglia (50786 inhabitants)
31 Km SE of Salerno (135261 inhabitants)
35 Km SE of Cava de' Tirreni (53659 inhabitants)
46 Km SE of Castellammare di Stabia (66466 inhabitants)
47 Km SE of Scafati (50787 inhabitants)
56 Km S of Avellino (54857 inhabitants)
60 Km SE of Torre del Greco (86275 inhabitants)
63 Km SE of Ercolano (53709 inhabitants)
63 Km SE of Portici (55274 inhabitants)
71 Km SE of Napoli (974074 inhabitants)
73 Km SE of Acerra (59573 inhabitants)
74 Km SE of Casoria (77642 inhabitants)
74 Km SE of Afragola (65057 inhabitants)
79 Km SE of Marano di Napoli (59874 inhabitants)
80 Km S of Benevento (60091 inhabitants)
81 Km SE of Giugliano in Campania (122974 inhabitants)
82 Km SE of Pozzuoli (81661 inhabitants)
82 Km W of Potenza (67122 inhabitants)
84 Km SE of Aversa (53047 inhabitants)
86 Km SE 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 2.5
ML 2.1
2009-10-11
13:07:43
40.417 14.877 3 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 978179
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-10-11 13:07:43 ± 0.46
Latitude 40.4170 ± 0.0126
Longitude 14.8770 ± 0.0224
Depth (km) 3 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 978179

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1872
Semi-minor axis of confidence ellipse (meter) 1233
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 57
Circular confidence region, given by single value of horizontal uncertainty (meter) 2360.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 260
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.53
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.79050
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 978179
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 18:42:38

Md:2.5

Field Value
Value 2.5
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 978179
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 18:42:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTRJ.HHN. 2009-10-11T13:08:15.85 10.0 undecidable manual Pg 0 0 0
IV.STR3.BHE. 2009-10-11T13:08:14.52 10.0 undecidable manual Pg 0 0 0
IV.SIRI.HHE. 2009-10-11T13:08:12.09 0.1 undecidable manual Sg 107 87.7455 0.722 76
IV.RMP.HHZ. 2009-10-11T13:08:11.32 10.0 undecidable manual Pg 0 0 0
IV.MTSN.HHZ. 2009-10-11T13:08:08.94 0.1 undecidable manual Sg 102 75.7686 0.765 77
IV.MGR.HHZ. 2009-10-11T13:08:04.27 0.1 undecidable manual Sg 118 65.0904 -1.054 69
MN.CUC.HHE. 2009-10-11T13:08:03.64 10.0 undecidable manual Pg 0 0 0
IV.BULG.HHN. 2009-10-11T13:08:02.95 0.1 undecidable manual Sg 131 56.5989 -0.118 96
IV.MCRV.HHZ. 2009-10-11T13:08:00.04 0.1 undecidable manual Sg 31 47.3193 -0.173 96
IV.SIRI.HHE. 2009-10-11T13:07:59.63 0.1 undecidable manual Pg 107 87.7455 -0.063 91
IV.CMPR.HHN. 2009-10-11T13:07:57.09 0.1 undecidable manual Sg 107 37.629 0.245 97
IV.MTSN.HHZ. 2009-10-11T13:07:57.80 0.1 undecidable manual Pg 102 75.7686 -0.049 94
IV.CDRU.HHZ. 2009-10-11T13:07:56.01 0.1 undecidable manual Sg 77 36.9297 -0.599 88
IV.MRLC.HHE. 2009-10-11T13:07:55.96 0.1 undecidable manual Pg 54 63.7917 -0.039 96
IV.MGR.HHZ. 2009-10-11T13:07:55.81 0.1 undecidable manual Pg 118 65.0904 -0.394 89
IV.BULG.HHN. 2009-10-11T13:07:54.86 0.1 undecidable manual Pg 131 56.5989 -0.041 97
IV.MCRV.HHZ. 2009-10-11T13:07:53.63 0.1 undecidable manual Pg 31 47.3193 0.378 92
IV.CMPR.HHN. 2009-10-11T13:07:51.58 0.1 undecidable manual Pg 107 37.629 0.271 96
IV.CDRU.HHZ. 2009-10-11T13:07:51.26 0.1 negative manual Pg 77 36.9297 0.09 100
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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