Earthquake with magnitude of ML 1.9 on date 01-02-2024 and time 16:12:04 (UTC) in region 3 km W Castel Sant'Angelo (RI)

A magnitude ML 1.9 earthquake occured in region: 3 km W Castel Sant'Angelo (RI), on

  • 01-02-2024 16:12:04 (UTC)
  • 01-02-2024 17:12:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4010, 12.9990 at 8 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
Castel Sant'Angelo RI 3 1308 1308
Cittaducale RI 4 6828 8136
Borgo Velino RI 5 972 9108
Antrodoco RI 7 2588 11696
Micigliano RI 7 127 11823
Concerviano RI 9 291 12114
Cantalice RI 11 2755 14869
Rieti RI 11 47698 62567
Belmonte in Sabina RI 13 636 63203
Petrella Salto RI 13 1197 64400
Longone Sabino RI 15 597 64997
Poggio Bustone RI 15 2055 67052
Rocca Sinibalda RI 15 815 67867
Posta RI 16 694 68561
Borbona RI 17 617 69178
Rivodutri RI 17 1253 70431
Varco Sabino RI 18 187 70618
Leonessa RI 18 2435 73053
Fiamignano RI 18 1413 74466
Torricella in Sabina RI 19 1342 75808
Contigliano RI 19 3783 79591
Morro Reatino RI 20 373 79964
Greccio RI 20 1558 81522
Marcetelli RI 20 89 81611
Cagnano Amiterno AQ 20 1369 82980
Monte San Giovanni in Sabina RI 20 714 83694

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km W of L'Aquila (69753 inhabitants)
34 Km SE of Terni (111501 inhabitants)
50 Km NE of Guidonia Montecelio (88673 inhabitants)
51 Km NE of Tivoli (56533 inhabitants)
65 Km W of Teramo (54892 inhabitants)
66 Km SE of Foligno (57155 inhabitants)
71 Km NE of Roma (2864731 inhabitants)
73 Km E of Viterbo (67173 inhabitants)
81 Km N of Velletri (53303 inhabitants)
91 Km NE of Pomezia (62966 inhabitants)
93 Km SE of Perugia (166134 inhabitants)
94 Km NE of Fiumicino (78395 inhabitants)
94 Km NE of Aprilia (73446 inhabitants)
95 Km W of Montesilvano (53738 inhabitants)
96 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 1.9 2024-02-01
16:12:04
42.4013 12.9988 8 2024-02-01
16:25:54
Sala Sismica INGV-Roma 124981051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-01 16:12:04 ± 0.09
Latitude 42.4013 ± 0.0045
Longitude 12.9988 ± 0.0073
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124981051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 520
Semi-minor axis of confidence ellipse (meter) 437
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 120
Circular confidence region, given by single value of horizontal uncertainty (meter) 520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 85
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.68798
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.1
Num. used stations 26
Type of magnitude ML
Reference to an origin 124981051
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-01 16:25:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MRLC.HHZ. 2024-02-01T16:13:23.23 3.0 undecidable manual Sg 6.17 0
IV.APEC.HNZ. 2024-02-01T16:12:43.75 3.0 undecidable manual S -0.68 0
IV.MF5.EHZ. 2024-02-01T16:12:28.30 0.3 undecidable manual S 30 75.1692 50 0.6 60
IV.FDMO.HHZ. 2024-02-01T16:12:27.28 1.0 undecidable manual S 6 70.7736 50 0.73 19
IV.CESI.HHZ. 2024-02-01T16:12:26.52 1.0 undecidable manual S 353 67.377 50 0.88 18
IV.MMO1.EHZ. 2024-02-01T16:12:24.01 3.0 undecidable manual S 26 61.3941 50 -0.02 0
IV.FRON.EHZ. 2024-02-01T16:12:23.58 3.0 undecidable manual P -1.14 0
IV.MOMA.HHZ. 2024-02-01T16:12:22.93 3.0 undecidable manual S 322 56.6988 50 0.13 0
IV.CERT.HHZ. 2024-02-01T16:12:21.52 1.0 undecidable manual S 182 50.2164 50 0.47 22
IV.PTQR.HHZ. 2024-02-01T16:12:21.79 3.0 undecidable manual S 53.502 -0.14 0
IV.NRCA.HHZ. 2024-02-01T16:12:20.53 0.3 undecidable manual S 11 48.8178 50 -0.16 70
IV.CSP1.EHZ. 2024-02-01T16:12:18.40 3.0 positive manual P 1.23 0
IV.MF5.EHZ. 2024-02-01T16:12:17.88 3.0 undecidable manual P 30 75.1692 50 -0.06 0
IV.CAMP.HHE. 2024-02-01T16:12:17.14 0.6 undecidable manual S 66 36.741 50 -0.31 46
IV.ASSB.HHZ. 2024-02-01T16:12:17.77 1.0 undecidable manual P 339 76.368 50 -0.35 21
IV.CESI.HHZ. 2024-02-01T16:12:16.29 1.0 undecidable manual P 353 67.377 50 -0.46 21
MN.AQU.HHN. 2024-02-01T16:12:16.65 1.0 undecidable manual S 99 33.744 104 0.01 25
IV.SMA1.EHZ. 2024-02-01T16:12:16.94 0.6 undecidable manual S 47 37.4292 50 -0.71 41
IV.FDMO.HHZ. 2024-02-01T16:12:16.72 0.6 undecidable manual P 6 70.7736 50 -0.56 41
IV.MMO1.EHZ. 2024-02-01T16:12:16.28 0.6 undecidable manual P 26 61.3941 50 0.46 43
IV.MOMA.HHZ. 2024-02-01T16:12:15.37 0.6 undecidable manual P 322 56.6988 50 0.27 45
IT.MMP1.HGZ. 2024-02-01T16:12:14.41 0.6 undecidable manual S 231 26.5512 107 0.14 49
IV.ARRO.EHZ. 2024-02-01T16:12:14.29 0.6 undecidable manual S 316 27.4503 107 -0.26 47
IV.PTQR.HHZ. 2024-02-01T16:12:13.47 3.0 undecidable manual P 53.502 -1.13 0
IV.CERT.HHZ. 2024-02-01T16:12:13.67 1.0 undecidable manual P 182 50.2164 50 -0.42 22
IV.NRCA.HHZ. 2024-02-01T16:12:13.43 0.6 undecidable manual P 11 48.8178 50 -0.46 44
IV.RM33.EHE. 2024-02-01T16:12:12.85 0.6 undecidable manual S 56 21.2676 111 0.31 48
IV.LNSS.HHZ. 2024-02-01T16:12:12.68 0.6 undecidable manual S 9 22.5552 110 -0.28 48
IV.CAMP.HHE. 2024-02-01T16:12:12.44 1.0 undecidable manual P 66 36.741 50 0.42 23
IV.FIAM.HHZ. 2024-02-01T16:12:11.30 0.6 undecidable manual S 147 17.6712 115 -0.09 50
MN.AQU.HHN. 2024-02-01T16:12:11.91 1.0 undecidable manual P 99 33.744 104 0.36 23
IV.SMA1.EHZ. 2024-02-01T16:12:11.87 0.6 undecidable manual P 47 37.4292 50 -0.26 47
IV.LNSS.HHZ. 2024-02-01T16:12:10.14 0.6 undecidable manual P 9 22.5552 110 0.72 42
IT.MMP1.HGZ. 2024-02-01T16:12:10.27 0.6 undecidable manual P 231 26.5512 107 0.09 49
IV.ARRO.EHZ. 2024-02-01T16:12:10.19 0.6 undecidable manual P 316 27.4503 107 -0.15 49
IV.RM33.EHE. 2024-02-01T16:12:09.27 1.0 undecidable manual P 56 21.2676 111 0.09 25
IV.FIAM.HHZ. 2024-02-01T16:12:08.42 0.1 undecidable manual P 147 17.6712 115 -0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FIAM.HHN. ML:1.9 0.0006599999999999999 0.46 AML other m 2024-02-01T16:12:12.88
IV.FIAM.HNN. ML:1.9 0.0006475 0.48 AML other m 2024-02-01T16:12:12.89
IV.LNSS.HHN. ML:2.1 0.000848 0.3 AML other m 2024-02-01T16:12:15.32
IV.LNSS.HNN. ML:2.0 0.0007825 0.32 AML other m 2024-02-01T16:12:15.17
IV.FIAM.HHE. ML:1.9 0.000747 0.5 AML other m 2024-02-01T16:12:15.68
IV.FIAM.HNE. ML:1.9 0.0007689999999999999 0.5 AML other m 2024-02-01T16:12:15.68
IV.LNSS.HHE. ML:2.0 0.0006865 1.22 AML other m 2024-02-01T16:12:15.87
IV.ARRO.EHE. ML:1.6 0.00023099999999999998 0.6 AML other m 2024-02-01T16:12:17.35
IV.LNSS.HNE. ML:2.0 0.00074 0.88 AML other m 2024-02-01T16:12:17.45
IV.SMA1.EHE. ML:2.1 0.000457 0.38 AML other m 2024-02-01T16:12:19.04
IV.ARRO.EHN. ML:1.8 0.0003255 0.5 AML other m 2024-02-01T16:12:19.00
IV.NRCA.HHE. ML:1.8 0.000191 0.94 AML other m 2024-02-01T16:12:20.21
IV.SMA1.EHN. ML:2.1 0.000428 0.36 AML other m 2024-02-01T16:12:21.04
IV.NRCA.HHN. ML:1.7 0.00015200000000000004 1.28 AML other m 2024-02-01T16:12:24.75
IV.CERT.HHN. ML:1.6 0.00011205000000000001 1.32 AML other m 2024-02-01T16:12:25.96
IV.MOMA.HHE. ML:1.9 0.00016900000000000002 0.28 AML other m 2024-02-01T16:12:25.80
IV.MOMA.HHN. ML:1.9 0.0001625 0.34 AML other m 2024-02-01T16:12:26.00
IV.CERT.HHE. ML:1.8 0.00016700000000000002 0.4 AML other m 2024-02-01T16:12:26.57
IV.MMO1.EHE. ML:1.6 0.00008879999999999999 1.5 AML other m 2024-02-01T16:12:27.10
IV.FDMO.HHE. ML:1.8 0.00009275 0.22 AML other m 2024-02-01T16:12:27.97
IV.FDMO.HHN. ML:1.6 0.00006945 1.24 AML other m 2024-02-01T16:12:28.79
IV.CESI.HHN. ML:1.9 0.00013365 1.72 AML other m 2024-02-01T16:12:29.91
IV.MMO1.EHN. ML:1.7 0.00010630000000000001 0.48 AML other m 2024-02-01T16:12:30.08
IV.CESI.HHE. ML:1.8 0.0001015 0.96 AML other m 2024-02-01T16:12:30.49
IV.ASSB.HHN. ML:1.8 0.00008845 0.78 AML other m 2024-02-01T16:12:34.64
IV.ASSB.HHE. ML:1.8 0.0000917 1.58 AML other m 2024-02-01T16:12:35.90
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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