Earthquake with magnitude of ML 1.2 on date 20-08-2007 and time 03:23:20 (UTC) in region 4 km E Sessa Aurunca (CE)

A magnitude ML 1.2 earthquake occured in region: 4 km E Sessa Aurunca (CE), on

  • 20-08-2007 03:23:20 (UTC)
  • 20-08-2007 05:23:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.2430, 13.9830 at 7 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
Sessa Aurunca CE 4 21727 21727
Roccamonfina CE 5 3511 25238
Carinola CE 6 7283 32521
Teano CE 7 12577 45098
Falciano del Massico CE 9 3695 48793
Francolise CE 9 4922 53715
Marzano Appio CE 10 2226 55941
Conca della Campania CE 10 1239 57180
Caianello CE 11 1824 59004
Sparanise CE 11 7429 66433
Tora e Piccilli CE 11 910 67343
Galluccio CE 11 2154 69497
Cellole CE 11 7830 77327
Calvi Risorta CE 13 5707 83034
Riardo CE 14 2321 85355
Rocchetta e Croce CE 15 460 85815
Castelforte LT 15 4386 90201
Santi Cosma e Damiano LT 15 6897 97098
Vairano Patenora CE 16 6594 103692
Mondragone CE 16 28624 132316
Pignataro Maggiore CE 17 6084 138400
Presenzano CE 17 1766 140166
Pietramelara CE 17 4722 144888
Pietravairano CE 18 2984 147872
Sant'Andrea del Garigliano FR 18 1505 149377
Giano Vetusto CE 18 647 150024
Mignano Monte Lungo CE 18 3250 153274
Rocca d'Evandro CE 18 3283 156557
Sant'Ambrogio sul Garigliano FR 19 966 157523
Cancello ed Arnone CE 19 5675 163198
Pastorano CE 20 3033 166231
Grazzanise CE 20 7067 173298
Vallemaio FR 20 937 174235
Minturno LT 20 19783 194018

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km NW of Caserta (76326 inhabitants)
35 Km NW of Aversa (53047 inhabitants)
39 Km NW of Giugliano in Campania (122974 inhabitants)
42 Km NW of Marano di Napoli (59874 inhabitants)
45 Km NW of Afragola (65057 inhabitants)
45 Km N of Pozzuoli (81661 inhabitants)
46 Km NW of Casoria (77642 inhabitants)
46 Km NW of Acerra (59573 inhabitants)
50 Km NW of Napoli (974074 inhabitants)
56 Km NW of Portici (55274 inhabitants)
57 Km NW of Ercolano (53709 inhabitants)
60 Km NW of Torre del Greco (86275 inhabitants)
68 Km W of Benevento (60091 inhabitants)
71 Km NW of Scafati (50787 inhabitants)
74 Km NW of Castellammare di Stabia (66466 inhabitants)
77 Km W of Avellino (54857 inhabitants)
86 Km NW of Cava de' Tirreni (53659 inhabitants)
91 Km NW of Salerno (135261 inhabitants)
93 Km E of Latina (125985 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 2.1
ML 1.2
2007-08-20
03:23:20
41.243 13.983 7 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 647959
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2007-08-20 03:23:20 ± 0.18
Latitude 41.2430 ± 0.0117
Longitude 13.9830 ± 0.0215
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 647959

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1999
Semi-minor axis of confidence ellipse (meter) 315
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 302
Circular confidence region, given by single value of horizontal uncertainty (meter) 2220.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 155
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.48473
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 647959
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:18:56

Md:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 647959
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:18:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CDCA.SHE. 2007-08-20T03:23:39.93 10.0 undecidable manual Pg 0 0 0
IV.PTRJ.HHE. 2007-08-20T03:23:35.58 10.0 undecidable manual Pg 0 0 0
IV.SOI.SHZ. 2007-08-20T03:23:34.43 10.0 undecidable manual Pg 0 0 0
IV.SDI.SHZ. 2007-08-20T03:23:30.30 0.3 undecidable manual Pg 345 53.8017 0.091 70
IV.SGG.BHE. 2007-08-20T03:23:28.00 0.3 undecidable manual Pg 64 36.6411 0.478 66
IV.CERA.HHE. 2007-08-20T03:23:28.05 0.3 undecidable manual Pg 4 39.5271 0.042 72
IV.VAGA.HHZ. 2007-08-20T03:23:25.40 0.3 undecidable manual Pg 47 28.3494 -0.502 67
IV.MODR.HHE. 2007-08-20T03:23:25.60 0.3 undecidable manual Sg 219 13.875 0.112 75
IV.MODR.HHE. 2007-08-20T03:23:23.09 0.1 positive manual Pg 219 13.875 -0.091 100
IV.RFI.SHZ. 2007-08-20T03:23:23.70 0.3 undecidable manual Sg 1 6.3936 0.27 73
IV.RFI.SHZ. 2007-08-20T03:23:21.72 0.1 negative manual Pg 1 6.3936 -0.274 98
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