Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 23-01-2024 and time 08:15:44 (UTC) in region 5 km E Cantalice (RI)

A magnitude ML 1.8 earthquake occured in region: 5 km E Cantalice (RI), on

  • 23-01-2024 08:15:44 (UTC)
  • 23-01-2024 09:15:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4480, 12.9640 at 11 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Cantalice RI 5 2755 2755
Cittaducale RI 7 6828 9583
Micigliano RI 8 127 9710
Castel Sant'Angelo RI 8 1308 11018
Poggio Bustone RI 9 2055 13073
Borgo Velino RI 9 972 14045
Rieti RI 10 47698 61743
Antrodoco RI 10 2588 64331
Rivodutri RI 12 1253 65584
Leonessa RI 13 2435 68019
Posta RI 14 694 68713
Morro Reatino RI 14 373 69086
Concerviano RI 14 291 69377
Belmonte in Sabina RI 16 636 70013
Borbona RI 16 617 70630
Labro RI 16 374 71004
Greccio RI 16 1558 72562
Colli sul Velino RI 16 533 73095
Contigliano RI 17 3783 76878
Polino TR 18 233 77111
Petrella Salto RI 19 1197 78308
Longone Sabino RI 19 597 78905
Rocca Sinibalda RI 20 815 79720

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km E of Terni (111501 inhabitants)
37 Km W of L'Aquila (69753 inhabitants)
53 Km NE of Guidonia Montecelio (88673 inhabitants)
56 Km N of Tivoli (56533 inhabitants)
60 Km SE of Foligno (57155 inhabitants)
65 Km W of Teramo (54892 inhabitants)
71 Km E of Viterbo (67173 inhabitants)
73 Km NE of Roma (2864731 inhabitants)
86 Km N of Velletri (53303 inhabitants)
87 Km SE of Perugia (166134 inhabitants)
95 Km NE of Pomezia (62966 inhabitants)
96 Km NE of Fiumicino (78395 inhabitants)
98 Km W of Montesilvano (53738 inhabitants)
98 Km N of Aprilia (73446 inhabitants)
100 Km W of Chieti (51815 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 1.8 2024-01-23
08:15:44		 42.4483 12.9643 11 2024-01-23
08:23:10		 Sala Sismica INGV-Roma 124807031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-23 08:15:44 ± 0.09
Latitude 42.4483 ± 0.0027
Longitude 12.9643 ± 0.0049
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124807031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 370
Semi-minor axis of confidence ellipse (meter) 174
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 296
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40020
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 34
Type of magnitude ML
Reference to an origin 124807031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-23 08:23:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2024-01-23T08:16:19.84 3.0 undecidable manual S 1.62 0
IT.CSO1.HGN. 2024-01-23T08:16:18.37 0.1 undecidable manual P 39.8268 2.597 0
IV.CSP1.EHZ. 2024-01-23T08:16:08.17 3.0 undecidable manual S -0.02 0
IV.MML1.EHZ. 2024-01-23T08:16:07.68 3.0 undecidable manual S -0.44 0
IV.ASSB.HHZ. 2024-01-23T08:16:06.97 3.0 undecidable manual S -0.21 0
IV.NRCA.HHZ. 2024-01-23T08:15:59.07 0.3 undecidable manual S 16 44.4222 50 -0.11 70
IV.MML1.EHZ. 2024-01-23T08:15:58.04 3.0 positive manual P 0.4 0
IV.CESX.HHZ. 2024-01-23T08:15:57.60 0.3 undecidable manual S 300 35.6421 50 0.78 59
IV.MF5.EHZ. 2024-01-23T08:15:57.35 3.0 negative manual P -0.05 0
IV.SMA1.EHZ. 2024-01-23T08:15:57.24 0.6 undecidable manual S 56 36.4413 50 0.2 47
IV.CSP1.EHZ. 2024-01-23T08:15:57.75 3.0 negative manual P 0.07 0
IV.ASSB.HHZ. 2024-01-23T08:15:57.09 3.0 undecidable manual P -0.02 0
IV.FDMO.HHZ. 2024-01-23T08:15:56.46 3.0 positive manual P 0.1 0
IV.CESI.HHZ. 2024-01-23T08:15:56.16 3.0 negative manual P 0.46 0
IV.MMO1.EHZ. 2024-01-23T08:15:55.07 3.0 undecidable manual P -0.03 0
IV.CERT.HHZ. 2024-01-23T08:15:54.95 3.0 negative manual P 0.01 0
IT.MMP1.HGN. 2024-01-23T08:15:54.79 0.3 undecidable manual S 219 28.3494 50 -0.09 73
IV.GAVE.EHZ. 2024-01-23T08:15:54.49 0.3 undecidable manual S 348 27.6501 50 -0.21 71
IV.TERO.HHZ. 2024-01-23T08:15:54.55 3.0 positive manual P -0.26 0
IV.ARRO.EHZ. 2024-01-23T08:15:53.00 0.3 undecidable manual S 312 21.7671 50 -0.13 73
IV.SRES.HHZ. 2024-01-23T08:15:53.03 0.1 undecidable manual P 238 44.0226 50 -0.01 96
IV.RM33.EHZ. 2024-01-23T08:15:53.12 0.3 undecidable manual S 72 21.5673 50 0.05 74
IV.FIAM.HHZ. 2024-01-23T08:15:53.53 0.3 undecidable manual S 148 23.5542 50 -0.09 73
IV.LNSS.HHZ. 2024-01-23T08:15:52.17 0.3 undecidable manual S 20 18.2706 121 0.01 75
IV.NRCA.HHZ. 2024-01-23T08:15:52.83 0.1 positive manual P 16 44.4222 50 -0.27 91
IV.CESX.HHZ. 2024-01-23T08:15:51.60 0.1 undecidable manual P 300 35.6421 50 -0.14 95
IV.SMA1.EHZ. 2024-01-23T08:15:51.96 0.1 undecidable manual P 56 36.4413 50 0.09 96
IV.GAVE.EHZ. 2024-01-23T08:15:50.47 0.3 negative manual P 348 27.6501 50 -0.04 74
IT.MMP1.HGN. 2024-01-23T08:15:50.58 0.1 undecidable manual P 219 28.3494 50 -0.04 98
IV.LNSS.HHZ. 2024-01-23T08:15:49.09 0.1 positive manual P 20 18.2706 121 0.04 100
IV.ARRO.EHZ. 2024-01-23T08:15:49.61 0.1 undecidable manual P 312 21.7671 50 0 100
IV.RM33.EHZ. 2024-01-23T08:15:49.71 0.1 positive manual P 72 21.5673 50 0.14 97
IV.FIAM.HHZ. 2024-01-23T08:15:49.95 0.1 negative manual P 148 23.5542 50 0.06 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:2.2 0.0011605 0.9 AML other m 2024-01-23T08:15:52.39
IV.LNSS.HNE. ML:2.1 0.0010595 0.9 AML other m 2024-01-23T08:15:52.39
IV.LNSS.HHN. ML:1.9 0.0006975 0.5 AML other m 2024-01-23T08:15:52.68
IV.LNSS.HNN. ML:1.9 0.000675 0.5 AML other m 2024-01-23T08:15:52.68
IV.ARRO.EHE. ML:1.7 0.00034750000000000004 0.22 AML other m 2024-01-23T08:15:53.15
IV.FIAM.HHN. ML:1.6 0.00023999999999999998 0.38 AML other m 2024-01-23T08:15:53.81
IV.RM33.EHN. ML:2.0 0.0007344999999999999 0.28 AML other m 2024-01-23T08:15:53.95
IV.RM33.HNN. ML:2.0 0.0007575 0.3 AML other m 2024-01-23T08:15:53.95
IV.RM33.EHE. ML:1.9 0.0005565 0.24 AML other m 2024-01-23T08:15:54.23
IV.RM33.HNE. ML:1.9 0.000526 0.22 AML other m 2024-01-23T08:15:54.11
IV.GAVE.EHE. ML:2.1 0.000623 0.58 AML other m 2024-01-23T08:15:54.94
IV.GAVE.HNE. ML:2.1 0.0006684999999999999 0.36 AML other m 2024-01-23T08:15:54.94
IV.GAVE.EHN. ML:2.0 0.00059 0.34 AML other m 2024-01-23T08:15:54.63
IV.ARRO.EHN. ML:1.6 0.0002415 0.2 AML other m 2024-01-23T08:15:54.70
IV.FIAM.HHE. ML:1.6 0.0002695 1.2 AML other m 2024-01-23T08:15:54.90
IV.GAVE.HNN. ML:1.7 0.00023799999999999998 1.16 AML other m 2024-01-23T08:15:55.40
IV.SMA1.EHN. ML:2.1 0.000465 0.56 AML other m 2024-01-23T08:15:57.66
IV.SMA1.EHE. ML:1.8 0.000252 1.28 AML other m 2024-01-23T08:15:57.95
IV.CESX.HHE. ML:1.3 0.0000732 1.54 AML other m 2024-01-23T08:15:58.86
IV.CESX.HHN. ML:1.4 0.00010065 1.08 AML other m 2024-01-23T08:15:58.75
IV.NRCA.HHE. ML:1.9 0.000258 0.46 AML other m 2024-01-23T08:16:00.47
IV.NRCA.HHN. ML:1.9 0.0002575 0.1 AML other m 2024-01-23T08:16:00.69
IV.TERO.HHE. ML:1.9 0.0001895 0.22 AML other m 2024-01-23T08:16:02.24
IV.CESI.HHE. ML:1.7 0.00009234999999999998 0.2 AML other m 2024-01-23T08:16:05.14
IV.CESI.HHN. ML:1.9 0.00016350000000000002 0.22 AML other m 2024-01-23T08:16:05.51
IV.MMO1.EHN. ML:1.4 0.0000619 0.56 AML other m 2024-01-23T08:16:05.44
IV.FDMO.HHE. ML:1.8 0.00011599999999999999 0.2 AML other m 2024-01-23T08:16:06.27
IV.FDMO.HHN. ML:1.7 0.000095 0.18 AML other m 2024-01-23T08:16:06.33
IV.ASSB.HHN. ML:1.9 0.00013800000000000002 0.24 AML other m 2024-01-23T08:16:07.23
IV.ASSB.HHE. ML:2.0 0.00015949999999999997 0.32 AML other m 2024-01-23T08:16:07.34
IV.MML1.EHN. ML:2.0 0.00014600000000000003 0.6 AML other m 2024-01-23T08:16:08.61
IV.MML1.EHE. ML:1.9 0.0001235 0.18 AML other m 2024-01-23T08:16:08.82
IV.MMO1.EHE. ML:1.4 0.0000523 0.42 AML other m 2024-01-23T08:16:09.46
IV.TERO.HHN. ML:0.4 0.000007225 0.42 AML other m 2024-01-23T08:16:10.57
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