Earthquake with magnitude of ML 0.9 on date 21-02-2024 and time 11:01:07 (UTC) in region 2 km W San Giovanni in Galdo (CB)

A magnitude ML 0.9 earthquake occured in region: 2 km W San Giovanni in Galdo (CB), on

  • 21-02-2024 11:01:07 (UTC)
  • 21-02-2024 12:01:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.5840, 14.7300 at 19 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
San Giovanni in Galdo CB 2 580 580
Campodipietra CB 3 2570 3150
Toro CB 3 1391 4541
Matrice CB 4 1115 5656
Ripalimosani CB 6 3114 8770
Campobasso CB 7 49431 58201
Campolieto CB 7 839 59040
Monacilioni CB 7 523 59563
Ferrazzano CB 8 3344 62907
Gildone CB 8 809 63716
Montagano CB 8 1086 64802
Mirabello Sannitico CB 9 2180 66982
Jelsi CB 9 1781 68763
Pietracatella CB 12 1375 70138
Oratino CB 12 1641 71779
Petrella Tifernina CB 12 1170 72949
Sant'Elia a Pianisi CB 13 1818 74767
Castellino del Biferno CB 13 545 75312
Ripabottoni CB 13 514 75826
Cercemaggiore CB 14 3777 79603
Limosano CB 14 768 80371
Riccia CB 14 5262 85633
Busso CB 14 1273 86906
Castropignano CB 15 947 87853
Cercepiccola CB 15 681 88534
Morrone del Sannio CB 15 587 89121
Macchia Valfortore CB 15 576 89697
Baranello CB 15 2673 92370
Vinchiaturo CB 16 3324 95694
San Giuliano del Sannio CB 16 1029 96723
Sant'Angelo Limosano CB 16 352 97075
Casalciprano CB 17 564 97639
Lucito CB 17 696 98335
Provvidenti CB 17 119 98454
Gambatesa CB 17 1464 99918
Fossalto CB 18 1345 101263
Torella del Sannio CB 18 795 102058
San Biase CB 19 189 102247
Castelbottaccio CB 19 312 102559
Colle d'Anchise CB 19 807 103366
Lupara CB 20 505 103871
Casacalenda CB 20 2135 106006

Municipalities with at least 50000 inhabitants

An earthquake occurred to
51 Km N of Benevento (60091 inhabitants)
55 Km W of San Severo (53905 inhabitants)
66 Km NE of Caserta (76326 inhabitants)
69 Km W of Foggia (151991 inhabitants)
75 Km N of Avellino (54857 inhabitants)
77 Km NE of Acerra (59573 inhabitants)
81 Km NE of Aversa (53047 inhabitants)
81 Km NE of Afragola (65057 inhabitants)
84 Km NE of Casoria (77642 inhabitants)
85 Km NE of Giugliano in Campania (122974 inhabitants)
88 Km NE of Marano di Napoli (59874 inhabitants)
90 Km NE of Portici (55274 inhabitants)
92 Km NE of Napoli (974074 inhabitants)
92 Km NE of Ercolano (53709 inhabitants)
94 Km NE of Torre del Greco (86275 inhabitants)
94 Km N of Scafati (50787 inhabitants)
97 Km SE of Chieti (51815 inhabitants)
98 Km NE of Pozzuoli (81661 inhabitants)
98 Km N of Cava de' Tirreni (53659 inhabitants)
99 Km W of Manfredonia (57279 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 2024-02-21
11:01:07
41.5838 14.7302 19 2024-02-21
11:10:13
Sala Sismica INGV-Roma 125419531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-21 11:01:07 ± 0.22
Latitude 41.5838 ± 0.0099
Longitude 14.7302 ± 0.0144
Depth (km) 19 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125419531

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1365
Semi-minor axis of confidence ellipse (meter) 717
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 310
Circular confidence region, given by single value of horizontal uncertainty (meter) 1360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 172
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.10882
Epicentral distance of station farthest from the epicenter (degree) 0.26620
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 125419531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-21 11:10:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTRJ.HHZ. 2024-02-21T11:01:18.06 0.6 undecidable manual S 215 29.5482 112 -0.06 65
IV.SACR.HHZ. 2024-02-21T11:01:16.09 0.6 undecidable manual S 186 20.7681 123 0.05 67
IV.CIGN.HHZ. 2024-02-21T11:01:14.90 0.6 undecidable manual S 62 16.4724 131 -0.22 64
IV.BSSO.HHZ. 2024-02-21T11:01:14.22 0.6 undecidable manual S 250 12.0768 141 -0.08 67
IV.PTRJ.HHZ. 2024-02-21T11:01:13.49 1.0 undecidable manual P 215 29.5482 112 -0.08 32
IV.GATE.HHZ. 2024-02-21T11:01:12.04 0.3 negative manual P 118 16.872 130 0.15 100
IV.CIGN.HHZ. 2024-02-21T11:01:12.23 1.0 negative manual P 62 16.4724 131 0.39 32
IV.SACR.HHZ. 2024-02-21T11:01:12.24 0.3 positive manual P 186 20.7681 123 -0.13 97
IV.BSSO.HHZ. 2024-02-21T11:01:11.52 0.6 positive manual P 250 12.0768 141 0.15 66
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SACR.HHE. ML:1.3 0.0001128 0.5 AML other m 2024-02-21T11:01:16.10
IV.SACR.HHN. ML:1.0 0.00006195 0.46 AML other m 2024-02-21T11:01:16.11
IV.CIGN.HHE. ML:1.0 0.00006725000000000001 0.42 AML other m 2024-02-21T11:01:17.17
IV.PTRJ.HHE. ML:0.7 0.0000219 1.52 AML other m 2024-02-21T11:01:19.89
IV.PTRJ.HHN. ML:0.7 0.00001845 0.32 AML other m 2024-02-21T11:01:22.31
IV.CIGN.HHN. ML:1.0 0.00006905 0.42 AML other m 2024-02-21T11:01:22.84
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