Earthquake with magnitude of ML 0.9 on date 21-12-2007 and time 08:15:16 (Italy) in region 2 km NW Cerro al Volturno (IS)

A magnitude ML 0.9 earthquake occured in region: 2 km NW Cerro al Volturno (IS), on

  • 21-12-2007 07:15:16 (UTC)
  • 21-12-2007 08:15:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.6710, 14.0960 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Cerro al Volturno IS 2 1281 1281
Castel San Vincenzo IS 3 516 1797
Acquaviva d'Isernia IS 5 425 2222
Pizzone IS 5 329 2551
Rocchetta a Volturno IS 5 1113 3664
Montenero Val Cocchiara IS 6 538 4202
Rionero Sannitico IS 6 1118 5320
Scapoli IS 7 680 6000
Forlì del Sannio IS 8 675 6675
Colli a Volturno IS 8 1349 8024
Fornelli IS 8 1909 9933
Alfedena AQ 9 864 10797
Scontrone AQ 10 574 11371
Montaquila IS 12 2456 13827
Roccasicura IS 12 550 14377
Castel di Sangro AQ 13 6538 20915
Miranda IS 13 1047 21962
Barrea AQ 13 726 22688
Macchia d'Isernia IS 13 1035 23723
Isernia IS 14 21842 45565
Filignano IS 14 648 46213
San Pietro Avellana IS 15 503 46716
San Biagio Saracinisco FR 15 349 47065
Civitella Alfedena AQ 17 296 47361
Pesche IS 17 1661 49022
Carovilli IS 17 1359 50381
Sant'Agapito IS 18 1496 51877
Monteroduni IS 18 2264 54141
Pozzilli IS 18 2380 56521
Vastogirardi IS 18 704 57225
Villetta Barrea AQ 18 653 57878
Acquafondata FR 18 263 58141
Pettoranello del Molise IS 19 460 58601
Picinisco FR 19 1218 59819
Viticuso FR 19 353 60172
Roccaraso AQ 20 1627 61799

Municipalities with at least 50000 inhabitants

An earthquake occurred to
69 Km N of Caserta (76326 inhabitants)
76 Km S of Chieti (51815 inhabitants)
78 Km N of Aversa (53047 inhabitants)
83 Km N of Giugliano in Campania (122974 inhabitants)
83 Km NW of Benevento (60091 inhabitants)
84 Km N of Acerra (59573 inhabitants)
85 Km N of Afragola (65057 inhabitants)
86 Km N of Marano di Napoli (59874 inhabitants)
87 Km N of Casoria (77642 inhabitants)
89 Km S of Pescara (121014 inhabitants)
92 Km N of Pozzuoli (81661 inhabitants)
93 Km N of Napoli (974074 inhabitants)
94 Km S of Montesilvano (53738 inhabitants)
95 Km SE of L'Aquila (69753 inhabitants)
97 Km N of Portici (55274 inhabitants)
98 Km N of Ercolano (53709 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 1.7
ML 0.9
2007-12-21
07:15:16
41.671 14.096 2 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 666359
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2007-12-21 07:15:16 ± 0.45
Latitude 41.6710 ± 0.0171
Longitude 14.0960 ± 0.0205
Depth (km) 2 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 666359

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2592
Semi-minor axis of confidence ellipse (meter) 1000
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 41
Circular confidence region, given by single value of horizontal uncertainty (meter) 2549.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 237
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.54
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29048
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 666359
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:38:47

Md:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 666359
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 12:38:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRAC.EHE. 2007-12-21T07:15:43.18 10.0 undecidable manual Sg 0 0 0
IV.CRAC.EHE. 2007-12-21T07:15:42.31 10.0 undecidable manual Pg 0 0 0
IV.VVLD.BHN. 2007-12-21T07:15:33.15 10.0 undecidable manual Pg 0 0 0
IV.VAGA.HHN. 2007-12-21T07:15:28.00 0.1 undecidable manual Sg 158 30.5472 0.505 90
IV.POFI.HHE. 2007-12-21T07:15:28.13 0.1 undecidable manual Sg 279 32.2455 0.039 99
IV.SDI.SHZ. 2007-12-21T07:15:25.84 0.1 undecidable manual Sg 281 24.0537 0.587 88
IV.POFI.HHE. 2007-12-21T07:15:22.71 0.1 undecidable manual Pg 279 32.2455 -0.644 85
IV.VAGA.HHN. 2007-12-21T07:15:22.80 0.1 undecidable manual Pg 158 30.5472 -0.21 96
IV.SDI.SHZ. 2007-12-21T07:15:21.88 0.1 undecidable manual Pg 281 24.0537 0.164 98
IV.CERA.HHZ. 2007-12-21T07:15:20.34 0.1 undecidable manual Sg 219 10.3785 -0.179 100
IV.CERA.HHZ. 2007-12-21T07:15:18.74 0.1 undecidable manual Pg 219 10.3785 -0.243 99
IV.SLNA.SHZ. 2007-12-21T07:15:17.64 10.0 undecidable manual Pg 0 0 0
IV.HVZN.BHN. 2007-12-21T07:14:53.74 10.0 undecidable manual Pg 0 0 0
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