Earthquake with magnitude of ML 1.2 on date 03-10-2022 and time 06:08:17 (Italy) in region 5 km NW Castel Sant'Angelo (RI)

A magnitude ML 1.2 earthquake occured in region: 5 km NW Castel Sant'Angelo (RI), on

  • 03-10-2022 04:08:17 (UTC)
  • 03-10-2022 06:08:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.4310, 12.9980 at 10 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 5 1308 1308
Micigliano RI 5 127 1435
Borgo Velino RI 6 972 2407
Cittaducale RI 6 6828 9235
Antrodoco RI 7 2588 11823
Cantalice RI 9 2755 14578
Rieti RI 12 47698 62276
Concerviano RI 12 291 62567
Poggio Bustone RI 12 2055 64622
Posta RI 13 694 65316
Borbona RI 14 617 65933
Leonessa RI 15 2435 68368
Belmonte in Sabina RI 15 636 69004
Rivodutri RI 15 1253 70257
Petrella Salto RI 16 1197 71454
Morro Reatino RI 17 373 71827
Longone Sabino RI 18 597 72424
Rocca Sinibalda RI 18 815 73239
Greccio RI 19 1558 74797
Cagnano Amiterno AQ 19 1369 76166
Contigliano RI 19 3783 79949
Labro RI 19 374 80323
Colli sul Velino RI 19 533 80856

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Terni (111501 inhabitants)
34 Km W of L'Aquila (69753 inhabitants)
53 Km NE of Guidonia Montecelio (88673 inhabitants)
54 Km NE of Tivoli (56533 inhabitants)
63 Km SE of Foligno (57155 inhabitants)
63 Km W of Teramo (54892 inhabitants)
73 Km NE of Roma (2864731 inhabitants)
73 Km E of Viterbo (67173 inhabitants)
85 Km N of Velletri (53303 inhabitants)
90 Km SE of Perugia (166134 inhabitants)
94 Km NE of Pomezia (62966 inhabitants)
95 Km W of Montesilvano (53738 inhabitants)
96 Km NE of Fiumicino (78395 inhabitants)
97 Km W of Chieti (51815 inhabitants)
97 Km NE of Aprilia (73446 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 1.2 2022-10-03
04:08:17
42.4312 12.9982 10 2024-03-01
15:28:22
Bollettino Sismico Italiano INGV 116572671
Reviewed
Rev100
ML 1.3 2022-10-03
04:08:17
42.4418 13.0312 21 2022-10-03
04:14:54
Sala Sismica INGV-Roma 110444251
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-10-03 04:08:17 ± 0.11
Latitude 42.4312 ± 0.0054
Longitude 12.9982 ± 0.0146
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116572671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1208
Semi-minor axis of confidence ellipse (meter) 634
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 92
Circular confidence region, given by single value of horizontal uncertainty (meter) 1210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.17447
Epicentral distance of station farthest from the epicenter (degree) 0.57736
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 116572671
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-21 13:28:00

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 110444251
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-10-03 04:14:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2022-10-03T04:08:28.89 0.3 undecidable manual P 353 64.0914 50 -0.09 69
IV.GAVE.EHE. 2022-10-03T04:08:28.28 0.3 undecidable manual S 344 30.1476 50 0.02 74
IV.ARRO.EHZ. 2022-10-03T04:08:27.52 0.6 undecidable manual S 311 25.1526 50 0.61 43
IV.NRCA.HHZ. 2022-10-03T04:08:26.02 0.3 undecidable manual P 12 45.621 50 -0.11 71
IV.SRES.HHN. 2022-10-03T04:08:26.86 0.6 undecidable manual P 242 45.4212 50 0.76 39
IV.LNSS.HHZ. 2022-10-03T04:08:25.29 0.3 undecidable manual S 10 19.3695 118 0.1 74
IV.FIAM.HHZ. 2022-10-03T04:08:25.55 0.6 undecidable manual S 152 20.5683 117 -0.02 50
IV.RM33.EHZ. 2022-10-03T04:08:25.63 0.3 undecidable manual S 64 19.6692 118 0.33 71
IV.CESX.HHZ. 2022-10-03T04:08:25.15 0.3 undecidable manual P 300 38.9277 50 0.05 73
IV.GAVE.EHE. 2022-10-03T04:08:23.47 0.3 undecidable manual P 344 30.1476 50 -0.28 70
IV.RM33.EHZ. 2022-10-03T04:08:22.09 0.1 undecidable manual P 64 19.6692 118 0.05 100
IV.ARRO.EHZ. 2022-10-03T04:08:22.54 0.3 undecidable manual P 311 25.1526 50 -0.43 69
IV.FIAM.HHZ. 2022-10-03T04:08:22.00 0.3 undecidable manual P 152 20.5683 117 -0.19 73
IV.LNSS.HHZ. 2022-10-03T04:08:21.79 0.1 undecidable manual P 10 19.3695 118 -0.19 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.1 0.00009545 1.3 AML other m 2022-10-03T04:08:26.08
IV.FIAM.HHN. ML:1.1 0.00008929999999999999 1.18 AML other m 2022-10-03T04:08:26.80
IV.RM33.EHE. ML:1.2 0.0001175 0.3 AML other m 2022-10-03T04:08:27.37
IV.LNSS.HHE. ML:1.5 0.00022299999999999997 0.6 AML other m 2022-10-03T04:08:27.87
IV.LNSS.HHN. ML:1.5 0.0002295 0.66 AML other m 2022-10-03T04:08:28.27
IV.ARRO.EHE. ML:1.1 0.00008044999999999999 0.5 AML other m 2022-10-03T04:08:30.69
IV.ARRO.EHN. ML:1.0 0.00006205 0.82 AML other m 2022-10-03T04:08:32.56
IV.FIAM.HHE. ML:1.1 0.000087 1.28 AML other m 2022-10-03T04:08:33.32
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