Earthquake with magnitude of ML 0.9 on date 11-04-2024 and time 17:30:48 (Italy) in region 3 km N Chiauci (IS)

A magnitude ML 0.9 earthquake occured in region: 3 km N Chiauci (IS), on

  • 11-04-2024 15:30:48 (UTC)
  • 11-04-2024 17:30:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.7040, 14.3860 at 14 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Chiauci IS 3 233 233
Civitanova del Sannio IS 4 945 1178
Pescolanciano IS 5 855 2033
Pietrabbondante IS 5 759 2792
Bagnoli del Trigno IS 6 735 3527
Castelverrino IS 7 115 3642
Carovilli IS 8 1359 5001
Duronia CB 8 405 5406
Sessano del Molise IS 8 727 6133
Poggio Sannita IS 9 702 6835
Salcito CB 12 683 7518
Pietracupa CB 12 215 7733
Agnone IS 12 5139 12872
Molise CB 12 167 13039
Frosolone IS 12 3170 16209
Roccasicura IS 13 550 16759
Vastogirardi IS 13 704 17463
Torella del Sannio CB 13 795 18258
Pesche IS 13 1661 19919
Miranda IS 13 1047 20966
Carpinone IS 13 1157 22123
Fossalto CB 14 1345 23468
Belmonte del Sannio IS 14 768 24236
Schiavi di Abruzzo CH 15 860 25096
Sant'Elena Sannita IS 16 275 25371
Macchiagodena IS 16 1854 27225
Castelpetroso IS 16 1680 28905
Trivento CB 16 4730 33635
Santa Maria del Molise IS 17 665 34300
Pettoranello del Molise IS 17 460 34760
Forlì del Sannio IS 17 675 35435
San Biase CB 17 189 35624
Castropignano CB 17 947 36571
Castelguidone CH 18 382 36953
Capracotta IS 18 903 37856
Casalciprano CB 18 564 38420
Sant'Angelo Limosano CB 18 352 38772
Isernia IS 18 21842 60614
Castiglione Messer Marino CH 19 1790 62404
San Pietro Avellana IS 19 503 62907
Spinete CB 20 1320 64227
Limosano CB 20 768 64995
Acquaviva d'Isernia IS 20 425 65420
Cantalupo nel Sannio IS 20 739 66159

Municipalities with at least 50000 inhabitants

An earthquake occurred to
70 Km N of Caserta (76326 inhabitants)
72 Km NW of Benevento (60091 inhabitants)
74 Km S of Chieti (51815 inhabitants)
83 Km N of Aversa (53047 inhabitants)
83 Km W of San Severo (53905 inhabitants)
84 Km N of Acerra (59573 inhabitants)
86 Km S of Pescara (121014 inhabitants)
87 Km N of Afragola (65057 inhabitants)
88 Km N of Giugliano in Campania (122974 inhabitants)
89 Km N of Casoria (77642 inhabitants)
91 Km N of Marano di Napoli (59874 inhabitants)
92 Km S of Montesilvano (53738 inhabitants)
94 Km NW of Avellino (54857 inhabitants)
97 Km N of Napoli (974074 inhabitants)
98 Km N of Portici (55274 inhabitants)
98 Km N of Pozzuoli (81661 inhabitants)
99 Km N of Ercolano (53709 inhabitants)
100 Km W of Foggia (151991 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
Reviewed
Rev100
ML 0.9 2024-04-11
15:30:48
41.7037 14.3863 14 2024-04-11
15:42:18
Sala Sismica INGV-Roma 126648811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-11 15:30:48 ± 0.16
Latitude 41.7037 ± 0.0090
Longitude 14.3863 ± 0.0084
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126648811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 765
Semi-minor axis of confidence ellipse (meter) 736
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 163
Circular confidence region, given by single value of horizontal uncertainty (meter) 760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37502
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 126648811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-11 15:42:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ACATE.EHZ. 2024-04-11T15:32:13.68 3.0 negative manual Pg 20.26 0
IV.PETRA.HHZ. 2024-04-11T15:31:50.67 3.0 positive manual Pg 8.74 0
GU.RNCA.HHZ. 2024-04-11T15:31:49.36 3.0 undecidable manual Pg 13.68 0
IV.BDI.HHZ. 2024-04-11T15:31:49.39 3.0 undecidable manual Sn -3.78 0
IT.MOG.HNZ. 2024-04-11T15:31:12.23 3.0 undecidable manual Pg 0.11 0
IV.LPEL.HNN. 2024-04-11T15:31:02.21 0.6 undecidable manual S 336 41.625 95 -0.22 45
IV.RNI2.HNN. 2024-04-11T15:30:57.05 0.6 undecidable manual S 270 19.3695 108 0.47 44
IV.LPEL.HNN. 2024-04-11T15:30:56.69 1.0 undecidable manual P 336 41.625 95 0 24
IV.TRIV.HHZ. 2024-04-11T15:30:55.95 1.0 undecidable manual S 63 15.2736 117 0.39 23
IV.MIDA.HHZ. 2024-04-11T15:30:54.83 0.6 undecidable manual S 238 12.9759 123 -0.19 48
IV.PABO.HHZ. 2024-04-11T15:30:53.88 1.0 undecidable manual S 1 4.995 154 0.26 24
IV.RNI2.HNN. 2024-04-11T15:30:53.25 0.6 undecidable manual P 270 19.3695 108 -0.06 49
IV.TRIV.HHZ. 2024-04-11T15:30:52.65 0.3 positive manual P 63 15.2736 117 -0.07 73
IV.MIDA.HHZ. 2024-04-11T15:30:52.33 0.1 undecidable manual P 238 12.9759 123 -0.08 99
IV.PABO.HHZ. 2024-04-11T15:30:51.57 0.1 undecidable manual P 1 4.995 154 -0.03 100
IV.FDMO.HHZ. 2024-04-11T15:30:45.97 3.0 undecidable manual P -6 0
IV.PTQR.HHZ. 2024-04-11T15:30:41.75 3.0 undecidable manual P -0.53 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MIDA.HHN. ML:0.9 0.00007115000000000001 0.56 AML other m 2024-04-11T15:30:55.69
IV.MIDA.HHE. ML:1.0 0.0000837 1.36 AML other m 2024-04-11T15:30:56.04
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