Earthquake with magnitude of ML 1.4 on date 02-01-2023 and time 02:57:53 (UTC) in region 3 km S Castel Sant'Angelo (RI)

A magnitude ML 1.4 earthquake occured in region: 3 km S Castel Sant'Angelo (RI), on

  • 02-01-2023 02:57:53 (UTC)
  • 02-01-2023 03:57:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.3710, 13.0260 at 9 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Borgo Velino RI 5 972 2280
Concerviano RI 6 291 2571
Cittaducale RI 7 6828 9399
Antrodoco RI 7 2588 11987
Petrella Salto RI 9 1197 13184
Micigliano RI 9 127 13311
Longone Sabino RI 12 597 13908
Belmonte in Sabina RI 12 636 14544
Rocca Sinibalda RI 14 815 15359
Rieti RI 14 47698 63057
Fiamignano RI 14 1413 64470
Varco Sabino RI 15 187 64657
Cantalice RI 15 2755 67412
Marcetelli RI 16 89 67501
Torricella in Sabina RI 18 1342 68843
Castel di Tora RI 18 288 69131
Posta RI 18 694 69825
Borbona RI 18 617 70442
Poggio Bustone RI 19 2055 72497
Colle di Tora RI 19 372 72869
Scoppito AQ 19 3727 76596
Cagnano Amiterno AQ 19 1369 77965
Ascrea RI 20 234 78199
Poggio San Lorenzo RI 20 589 78788

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km W of L'Aquila (69753 inhabitants)
38 Km SE of Terni (111501 inhabitants)
48 Km NE of Guidonia Montecelio (88673 inhabitants)
49 Km NE of Tivoli (56533 inhabitants)
64 Km SW of Teramo (54892 inhabitants)
69 Km NE of Roma (2864731 inhabitants)
70 Km SE of Foligno (57155 inhabitants)
76 Km E of Viterbo (67173 inhabitants)
79 Km N of Velletri (53303 inhabitants)
89 Km NE of Pomezia (62966 inhabitants)
92 Km NE of Aprilia (73446 inhabitants)
93 Km NE of Fiumicino (78395 inhabitants)
94 Km W of Montesilvano (53738 inhabitants)
94 Km W of Chieti (51815 inhabitants)
97 Km SE of Perugia (166134 inhabitants)
98 Km W of Pescara (121014 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
Bulletin
Rev1000
ML 1.4 2023-01-02
02:57:53
42.3713 13.0265 9 2024-03-01
17:18:06
Bollettino Sismico Italiano INGV 117116611
Reviewed
Rev100
ML 1.3 2023-01-02
02:57:53
42.3668 13.0172 10 2023-01-02
03:11:23
Sala Sismica INGV-Roma 113241491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-02 02:57:53 ± 0.08
Latitude 42.3713 ± 0.0036
Longitude 13.0265 ± 0.0061
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117116611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 490
Semi-minor axis of confidence ellipse (meter) 251
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 69
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 64
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.12321
Epicentral distance of station farthest from the epicenter (degree) 0.55308
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 117116611
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-07-28 22:48:44

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 113241491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-02 03:11:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2023-01-02T02:58:10.14 0.6 undecidable manual S 8 51.8037 50 0.27 45
IV.FAGN.HHZ. 2023-01-02T02:58:08.86 0.3 undecidable manual S 104 47.2194 50 0.22 69
7F.SIB1.EHE. 2023-01-02T02:58:04.14 0.3 undecidable manual P 19 61.3941 50 -0.17 68
IV.MOMA.HNZ. 2023-01-02T02:58:04.15 0.3 undecidable manual P 322 60.7947 50 -0.06 69
MN.AQU.HNZ. 2023-01-02T02:58:04.64 1.0 undecidable manual S 93 31.0467 50 0.29 23
IV.LNSS.HHZ. 2023-01-02T02:58:02.96 0.6 undecidable manual S 3 25.752 110 0.25 47
IV.NRCA.HHZ. 2023-01-02T02:58:02.64 0.3 undecidable manual P 8 51.8037 50 -0.19 68
IV.SRES.HHN. 2023-01-02T02:58:02.98 0.6 undecidable manual P 251 44.9217 50 1.21 32
IV.RM33.EHZ. 2023-01-02T02:58:01.66 0.3 undecidable manual S 45 21.6672 113 0.25 71
IV.CESX.HHE. 2023-01-02T02:58:01.62 0.3 undecidable manual P 306 44.5221 50 -0.1 71
IV.FAGN.HHZ. 2023-01-02T02:58:01.95 0.3 undecidable manual P 104 47.2194 50 -0.17 69
IV.MTCE.HHZ. 2023-01-02T02:58:01.94 0.3 undecidable manual P 211 45.1215 50 0.13 70
IV.SMA1.EHZ. 2023-01-02T02:58:00.76 0.1 undecidable manual P 41 38.2284 50 0.01 97
IV.CAMP.HHZ. 2023-01-02T02:58:00.33 0.1 undecidable manual P 60 36.2415 50 -0.1 95
IV.GAVE.EHZ. 2023-01-02T02:58:00.45 0.3 undecidable manual P 343 37.2294 50 -0.13 71
MN.AQU.HNZ. 2023-01-02T02:57:59.52 0.1 undecidable manual P 93 31.0467 50 -0.12 96
IV.ARRO.EHZ. 2023-01-02T02:57:59.48 0.3 undecidable manual P 317 31.4463 50 -0.21 71
IV.LNSS.HHZ. 2023-01-02T02:57:58.66 0.1 undecidable manual P 3 25.752 110 -0.04 99
IV.FIAM.HHZ. 2023-01-02T02:57:58.86 0.6 undecidable manual S 147 13.6752 124 -0.1 50
IV.RM33.EHZ. 2023-01-02T02:57:57.92 0.3 undecidable manual P 45 21.6672 113 -0.03 75
IV.FIAM.HHZ. 2023-01-02T02:57:56.46 0.1 undecidable manual P 147 13.6752 124 -0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FIAM.HHN. ML:1.7 0.0004985 0.38 AML other m 2023-01-02T02:57:59.31
IV.FIAM.HNN. ML:1.7 0.0005705714000000001 0.3904 AML other m 2023-01-02T02:57:59.51
IV.LNSS.HNN. ML:1.5 0.00018221750000000002 0.8208 AML other m 2023-01-02T02:58:00.26
IV.FIAM.HNE. ML:1.5 0.0003466418 0.6096 AML other m 2023-01-02T02:58:01.71
IV.FIAM.HHE. ML:1.4 0.00029359415 0.7392 AML other m 2023-01-02T02:58:02.29
IV.RM33.HNE. ML:1.7 0.00033004815 0.32 AML other m 2023-01-02T02:58:02.55
IV.RM33.EHE. ML:1.6 0.00030100000000000005 0.26 AML other m 2023-01-02T02:58:02.41
IV.RM33.EHN. ML:1.3 0.00014500000000000003 0.36 AML other m 2023-01-02T02:58:02.60
IV.RM33.HNN. ML:1.4 0.0001794875 0.3584 AML other m 2023-01-02T02:58:02.42
IV.LNSS.HHE. ML:1.1 0.000078203575 0.2192 AML other m 2023-01-02T02:58:03.84
IV.ARRO.EHE. ML:0.9 0.0000348 1.76 AML other m 2023-01-02T02:58:05.00
IV.LNSS.HHN. ML:1.3 0.000102814385 0.84 AML other m 2023-01-02T02:58:07.45
IV.LNSS.HNE. ML:1.4 0.0001531634 0.7312 AML other m 2023-01-02T02:58:07.41
IV.ARRO.EHN. ML:1.0 0.00004635 0.56 AML other m 2023-01-02T02:58:07.64
IV.NRCA.HHN. ML:0.9 0.000017975302 0.12 AML other m 2023-01-02T02:58:12.65
IV.NRCA.HHE. ML:1.0 0.000025488900000000003 0.1392 AML other m 2023-01-02T02:58:13.45
IV.FAGN.HHE. ML:1.5 0.0000924209 0.48 AML other m 2023-01-02T02:58:13.72
IV.FAGN.HHN. ML:1.4 0.00007929999999999999 0.54 AML other m 2023-01-02T02:58:17.44
IV.NRCA.HNN. ML:1.9 0.00021271580000000001 1.2688 AML other m 2023-01-02T02:58:18.55
IV.NRCA.HNE. ML:1.8 0.00014018345 0.6896 AML other m 2023-01-02T02:58:19.76
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