Earthquake with magnitude of ML 1.5 on date 16-10-2009 and time 17:03:25 (Italy) in region 2 km SW Sessano del Molise (IS)

A magnitude ML 1.5 earthquake occured in region: 2 km SW Sessano del Molise (IS), on

  • 16-10-2009 15:03:25 (UTC)
  • 16-10-2009 17:03:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6260, 14.3240 at 15 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
Sessano del Molise IS 2 727 727
Carpinone IS 4 1157 1884
Pesche IS 4 1661 3545
Pescolanciano IS 6 855 4400
Miranda IS 7 1047 5447
Pettoranello del Molise IS 7 460 5907
Castelpetroso IS 8 1680 7587
Chiauci IS 8 233 7820
Civitanova del Sannio IS 8 945 8765
Santa Maria del Molise IS 9 665 9430
Isernia IS 9 21842 31272
Macchiagodena IS 10 1854 33126
Carovilli IS 10 1359 34485
Frosolone IS 11 3170 37655
Roccasicura IS 11 550 38205
Castelpizzuto IS 12 155 38360
Duronia CB 12 405 38765
Sant'Agapito IS 12 1496 40261
Cantalupo nel Sannio IS 13 739 41000
Longano IS 13 690 41690
Sant'Elena Sannita IS 14 275 41965
Forlì del Sannio IS 14 675 42640
Molise CB 14 167 42807
Bagnoli del Trigno IS 14 735 43542
Macchia d'Isernia IS 15 1035 44577
Pietrabbondante IS 15 759 45336
Roccamandolfi IS 15 938 46274
Fornelli IS 15 1909 48183
Acquaviva d'Isernia IS 15 425 48608
San Massimo CB 16 855 49463
Spinete CB 16 1320 50783
Torella del Sannio CB 17 795 51578
Monteroduni IS 17 2264 53842
Castelverrino IS 17 115 53957
Vastogirardi IS 17 704 54661
Pietracupa CB 18 215 54876
Casalciprano CB 18 564 55440
Rionero Sannitico IS 18 1118 56558
Montaquila IS 18 2456 59014
Colli a Volturno IS 19 1349 60363
Poggio Sannita IS 19 702 61065
Cerro al Volturno IS 19 1281 62346
Fossalto CB 19 1345 63691
Gallo Matese CE 20 579 64270
Rocchetta a Volturno IS 20 1113 65383
Castropignano CB 20 947 66330

Municipalities with at least 50000 inhabitants

An earthquake occurred to
61 Km N of Caserta (76326 inhabitants)
67 Km NW of Benevento (60091 inhabitants)
73 Km N of Aversa (53047 inhabitants)
76 Km N of Acerra (59573 inhabitants)
78 Km N of Afragola (65057 inhabitants)
78 Km N of Giugliano in Campania (122974 inhabitants)
80 Km N of Casoria (77642 inhabitants)
82 Km N of Marano di Napoli (59874 inhabitants)
82 Km S of Chieti (51815 inhabitants)
88 Km N of Napoli (974074 inhabitants)
88 Km W of San Severo (53905 inhabitants)
88 Km NW of Avellino (54857 inhabitants)
89 Km N of Pozzuoli (81661 inhabitants)
89 Km N of Portici (55274 inhabitants)
91 Km N of Ercolano (53709 inhabitants)
93 Km N of Torre del Greco (86275 inhabitants)
94 Km S of Pescara (121014 inhabitants)
99 Km N of Scafati (50787 inhabitants)
100 Km S of Montesilvano (53738 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 1.8
ML 1.5
2009-10-16
15:03:25
41.626 14.324 15 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 980209
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2009-10-16 15:03:25 ± 0.64
Latitude 41.6260 ± 0.0234
Longitude 14.3240 ± 0.0265
Depth (km) 15 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 980209

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2449
Semi-minor axis of confidence ellipse (meter) 1924
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 32
Circular confidence region, given by single value of horizontal uncertainty (meter) 3405.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 243
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.57
Epicentral distance of station closest to the epicenter (degree) 0.05486
Epicentral distance of station farthest from the epicenter (degree) 0.24282
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.1
Num. used stations
Type of magnitude ML
Reference to an origin 980209
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 18:45:08

Md:1.8

Field Value
Value 1.8
Uncertainty 0.1
Num. used stations
Type of magnitude Md
Reference to an origin 980209
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-05 18:45:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SGG.HHN. 2009-10-16T15:03:35.67 0.6 undecidable manual Sg 170 26.9508 0.652 42
IV.CERA.HHE. 2009-10-16T15:03:34.82 0.6 undecidable manual Sg 263 25.5522 0.165 48
IV.VAGA.HHZ. 2009-10-16T15:03:33.59 0.6 undecidable manual Sg 198 24.5532 -0.806 38
IV.SGG.HHN. 2009-10-16T15:03:31.01 0.3 undecidable manual Pg 170 26.9508 0.126 72
IV.VAGA.HHZ. 2009-10-16T15:03:30.19 0.6 undecidable manual Pg 198 24.5532 -0.334 45
IV.CERA.HHE. 2009-10-16T15:03:30.48 0.3 undecidable manual Pg 263 25.5522 -0.195 69
IV.MIDA.HHZ. 2009-10-16T15:03:30.46 0.6 undecidable manual Sg 287 6.0939 -0.014 49
IV.MIDA.HHZ. 2009-10-16T15:03:28.40 0.1 undecidable manual Pg 287 6.0939 0.137 100
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