Earthquake with magnitude of ML 1.4 on date 11-07-2023 and time 18:48:56 (UTC) in region 1 km NW Montagano (CB)

A magnitude ML 1.4 earthquake occured in region: 1 km NW Montagano (CB), on

  • 11-07-2023 18:48:56 (UTC)
  • 11-07-2023 20:48:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.6550, 14.6680 at 21 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
Montagano CB 1 1086 1086
Limosano CB 5 768 1854
Petrella Tifernina CB 5 1170 3024
Ripalimosani CB 5 3114 6138
Matrice CB 6 1115 7253
Sant'Angelo Limosano CB 7 352 7605
Castellino del Biferno CB 8 545 8150
Campolieto CB 9 839 8989
Lucito CB 9 696 9685
San Biase CB 9 189 9874
Castropignano CB 10 947 10821
San Giovanni in Galdo CB 10 580 11401
Oratino CB 10 1641 13042
Fossalto CB 10 1345 14387
Campobasso CB 11 49431 63818
Morrone del Sannio CB 11 587 64405
Castelbottaccio CB 12 312 64717
Ripabottoni CB 12 514 65231
Toro CB 12 1391 66622
Torella del Sannio CB 12 795 67417
Pietracupa CB 13 215 67632
Campodipietra CB 13 2570 70202
Monacilioni CB 13 523 70725
Lupara CB 13 505 71230
Ferrazzano CB 14 3344 74574
Casalciprano CB 14 564 75138
Busso CB 14 1273 76411
Civitacampomarano CB 14 417 76828
Molise CB 15 167 76995
Provvidenti CB 15 119 77114
Mirabello Sannitico CB 16 2180 79294
Salcito CB 17 683 79977
Baranello CB 17 2673 82650
Gildone CB 17 809 83459
Duronia CB 17 405 83864
Trivento CB 17 4730 88594
Sant'Elia a Pianisi CB 18 1818 90412
Casacalenda CB 18 2135 92547
Bagnoli del Trigno IS 18 735 93282
Sant'Elena Sannita IS 18 275 93557
Jelsi CB 19 1781 95338
Pietracatella CB 19 1375 96713
Frosolone IS 19 3170 99883
Vinchiaturo CB 19 3324 103207
Spinete CB 19 1320 104527
Guardialfiera CB 20 1065 105592
Castelmauro CB 20 1505 107097

Municipalities with at least 50000 inhabitants

An earthquake occurred to
59 Km N of Benevento (60091 inhabitants)
59 Km W of San Severo (53905 inhabitants)
70 Km NE of Caserta (76326 inhabitants)
76 Km W of Foggia (151991 inhabitants)
83 Km NE of Acerra (59573 inhabitants)
83 Km N of Avellino (54857 inhabitants)
85 Km NE of Aversa (53047 inhabitants)
87 Km NE of Afragola (65057 inhabitants)
88 Km SE of Chieti (51815 inhabitants)
89 Km NE of Casoria (77642 inhabitants)
90 Km NE of Giugliano in Campania (122974 inhabitants)
93 Km NE of Marano di Napoli (59874 inhabitants)
96 Km N of Portici (55274 inhabitants)
97 Km NE of Napoli (974074 inhabitants)
98 Km SE of Pescara (121014 inhabitants)
98 Km N of Ercolano (53709 inhabitants)
100 Km N of Torre del Greco (86275 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 1.4 2023-07-11
18:48:56
41.6553 14.6677 21 2023-07-11
18:57:37
Sala Sismica INGV-Roma 119173731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-11 18:48:56 ± 0.23
Latitude 41.6553 ± 0.0072
Longitude 14.6677 ± 0.0072
Depth (km) 21 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119173731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 797
Semi-minor axis of confidence ellipse (meter) 165
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 186
Circular confidence region, given by single value of horizontal uncertainty (meter) 800.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 124
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.80939
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 119173731
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-11 18:57:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.TRI.HHZ. 2023-07-11T18:50:46.07 3.0 undecidable manual Sn -0.07 0
IV.MSRU.HHZ. 2023-07-11T18:50:43.61 3.0 undecidable manual Sg 8.55 0
IV.MRGE.HHZ. 2023-07-11T18:50:41.48 3.0 undecidable manual Pn 5.22 0
IV.SELL.HHZ. 2023-07-11T18:50:27.81 3.0 undecidable manual Sg 2.25 0
IY.MCDA.HHZ.00 2023-07-11T18:50:26.89 3.0 undecidable manual Sg 0.16 0
IV.HPAC.HHZ. 2023-07-11T18:50:11.69 3.0 undecidable manual Pn -0.52 0
IV.FOSV.EHZ. 2023-07-11T18:50:06.81 3.0 undecidable manual Sg 7.91 0
IV.ATCC.EHZ. 2023-07-11T18:49:52.65 3.0 undecidable manual Sn -5.85 0
IV.SPS2.HHZ. 2023-07-11T18:49:37.26 3.0 positive manual Pn -3.87 0
IV.MF5.EHZ. 2023-07-11T18:49:28.06 3.0 positive manual Pg 4.43 0
IV.GUMA.HHZ. 2023-07-11T18:49:24.67 3.0 negative manual Pn -0.52 0
IV.SGRT.HHZ. 2023-07-11T18:49:24.40 0.3 undecidable manual S 83 89.8434 97 0.92 52
IV.PAOL.HHZ. 2023-07-11T18:49:16.66 3.0 undecidable manual S -6.26 0
IV.LPEL.HNE. 2023-07-11T18:49:15.75 0.1 undecidable manual S 317 59.0964 102 0.37 87
IV.SGRT.HHZ. 2023-07-11T18:49:12.41 0.1 undecidable manual P 83 89.8434 97 0.16 86
IV.VAGA.HHZ. 2023-07-11T18:49:12.56 0.1 undecidable manual S 234 44.7219 107 0.88 72
IV.T0110.HHZ. 2023-07-11T18:49:12.89 3.0 negative manual P 0.45 0
IV.RNI2.HHZ. 2023-07-11T18:49:11.08 0.1 undecidable manual S 277 43.0236 107 -0.16 94
IV.MELA.HHZ. 2023-07-11T18:49:09.63 0.1 undecidable manual S 81 38.4282 110 -0.45 86
IV.PTRJ.HHZ. 2023-07-11T18:49:08.97 0.1 undecidable manual S 200 34.3434 113 -0.08 97
IV.LPEL.HNE. 2023-07-11T18:49:07.11 0.1 undecidable manual P 317 59.0964 102 -0.46 84
IV.SACR.HHZ. 2023-07-11T18:49:07.62 0.1 undecidable manual S 174 28.749 118 -0.1 97
IV.GATE.HHZ. 2023-07-11T18:49:06.73 0.1 undecidable manual S 128 25.5522 121 -0.24 94
IV.RNI2.HHZ. 2023-07-11T18:49:05.12 0.1 undecidable manual P 277 43.0236 107 -0.06 95
IV.VAGA.HHZ. 2023-07-11T18:49:05.49 0.1 undecidable manual P 234 44.7219 107 0.06 94
IV.MELA.HHZ. 2023-07-11T18:49:04.39 0.1 undecidable manual P 81 38.4282 110 -0.12 93
IV.BSSO.HHZ. 2023-07-11T18:49:04.42 0.1 undecidable manual S 207 13.5753 142 -0.13 100
IV.PTRJ.HHZ. 2023-07-11T18:49:04.00 0.1 undecidable manual P 200 34.3434 113 0.09 96
IV.SGG.HHZ. 2023-07-11T18:49:04.08 0.1 undecidable manual P 219 38.2284 110 -0.4 89
IV.GATE.HHZ. 2023-07-11T18:49:03.63 0.1 undecidable manual P 128 25.5522 121 0.92 76
IV.SACR.HHZ. 2023-07-11T18:49:02.95 0.1 undecidable manual P 174 28.749 118 -0.19 95
IV.BSSO.HHZ. 2023-07-11T18:49:01.24 0.1 positive manual P 207 13.5753 142 -0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BSSO.HHN. ML:1.8 0.00041349999999999997 0.6 AML other m 2023-07-11T18:49:05.04
IV.BSSO.HHE. ML:1.8 0.000393 0.48 AML other m 2023-07-11T18:49:05.36
IV.SACR.HHN. ML:1.2 0.0000616 1.46 AML other m 2023-07-11T18:49:07.89
IV.SACR.HHE. ML:1.2 0.00007165 1.28 AML other m 2023-07-11T18:49:07.92
IV.PTRJ.HHE. ML:1.5 0.000127 0.6 AML other m 2023-07-11T18:49:09.67
IV.GATE.HHN. ML:1.2 0.00006395000000000001 0.44 AML other m 2023-07-11T18:49:09.38
IV.PTRJ.HHN. ML:1.3 0.00006840000000000001 0.24 AML other m 2023-07-11T18:49:10.31
IV.MELA.HHN. ML:1.6 0.000134 1.08 AML other m 2023-07-11T18:49:11.63
IV.MELA.HHE. ML:1.6 0.000134 0.52 AML other m 2023-07-11T18:49:11.40
IV.RNI2.HHE. ML:1.5 0.0000862 0.6 AML other m 2023-07-11T18:49:13.16
IV.RNI2.HHN. ML:1.5 0.00009115 0.14 AML other m 2023-07-11T18:49:13.28
IV.GATE.HHE. ML:1.2 0.0000752 0.36 AML other m 2023-07-11T18:49:15.25
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