Earthquake with magnitude of ML 0.9 on date 04-06-2023 and time 02:50:30 (Italy) in region 5 km E Montasola (RI)

A magnitude ML 0.9 earthquake occured in region: 5 km E Montasola (RI), on

  • 04-06-2023 00:50:30 (UTC)
  • 04-06-2023 02:50:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3690, 12.7320 at 9 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
Montasola RI 5 395 395
Cottanello RI 6 563 958
Contigliano RI 6 3783 4741
Monte San Giovanni in Sabina RI 6 714 5455
Casperia RI 6 1246 6701
Roccantica RI 6 563 7264
Torri in Sabina RI 8 1256 8520
Vacone RI 8 256 8776
Poggio Catino RI 9 1341 10117
Configni RI 10 633 10750
Cantalupo in Sabina RI 10 1685 12435
Greccio RI 10 1558 13993
Selci RI 10 1106 15099
Montebuono RI 11 883 15982
Tarano RI 11 1444 17426
Rieti RI 12 47698 65124
Montenero Sabino RI 12 299 65423
Poggio Mirteto RI 12 6315 71738
Salisano RI 12 567 72305
Mompeo RI 14 530 72835
Forano RI 14 3179 76014
Calvi dell'Umbria TR 14 1856 77870
Montopoli di Sabina RI 14 4210 82080
Casaprota RI 14 744 82824
Belmonte in Sabina RI 14 636 83460
Collevecchio RI 15 1577 85037
Castelnuovo di Farfa RI 15 1059 86096
Colli sul Velino RI 15 533 86629
Stroncone TR 16 4917 91546
Stimigliano RI 16 2328 93874
Poggio San Lorenzo RI 16 589 94463
Frasso Sabino RI 17 743 95206
Torricella in Sabina RI 17 1342 96548
Filacciano RM 17 477 97025
Torrita Tiberina RM 17 1089 98114
Toffia RI 17 1058 99172
Fara in Sabina RI 18 13742 112914
Poggio Nativo RI 18 2622 115536
Ponzano Romano RM 18 1155 116691
Cittaducale RI 18 6828 123519
Cantalice RI 18 2755 126274
Monteleone Sabino RI 18 1224 127498
Labro RI 19 374 127872
Nazzano RM 19 1436 129308
Rocca Sinibalda RI 19 815 130123
Rivodutri RI 19 1253 131376
Morro Reatino RI 20 373 131749
Poggio Bustone RI 20 2055 133804

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km SE of Terni (111501 inhabitants)
41 Km N of Guidonia Montecelio (88673 inhabitants)
45 Km N of Tivoli (56533 inhabitants)
52 Km E of Viterbo (67173 inhabitants)
55 Km W of L'Aquila (69753 inhabitants)
57 Km NE of Roma (2864731 inhabitants)
65 Km S of Foligno (57155 inhabitants)
76 Km N of Velletri (53303 inhabitants)
78 Km NE of Fiumicino (78395 inhabitants)
80 Km N of Pomezia (62966 inhabitants)
83 Km E of Civitavecchia (52991 inhabitants)
86 Km W of Teramo (54892 inhabitants)
86 Km N of Aprilia (73446 inhabitants)
87 Km SE of Perugia (166134 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 0.9 2023-06-04
00:50:30
42.3687 12.7315 9 2023-06-04
00:59:53
Sala Sismica INGV-Roma 118067751
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-04 00:50:30 ± 0.09
Latitude 42.3687 ± 0.0036
Longitude 12.7315 ± 0.0073
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118067751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 570
Semi-minor axis of confidence ellipse (meter) 409
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 266
Circular confidence region, given by single value of horizontal uncertainty (meter) 570.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.21044
Epicentral distance of station farthest from the epicenter (degree) 0.69158
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 118067751
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-04 00:59:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2023-06-04T00:50:54.03 0.3 undecidable manual S 68 76.7676 50 0.58 59
IV.CESI.HHZ. 2023-06-04T00:50:52.48 0.3 undecidable manual S 11 71.9724 50 0.3 64
IV.NRCA.HHZ. 2023-06-04T00:50:49.02 0.6 undecidable manual S 31 60.2952 50 -0.04 47
IT.CSO1.HGN. 2023-06-04T00:50:44.13 0.6 undecidable manual S 135 41.7249 50 0.03 48
IV.TERO.HHZ. 2023-06-04T00:50:44.12 0.1 undecidable manual P 68 76.7676 50 0.55 80
IV.RM33.EHZ. 2023-06-04T00:50:44.41 0.6 undecidable manual S 68 42.5241 50 0.1 47
IV.GAVE.EHE. 2023-06-04T00:50:43.04 0.6 undecidable manual S 20 38.3283 50 -0.14 48
IV.CESI.HHZ. 2023-06-04T00:50:42.67 0.3 undecidable manual P 11 71.9724 50 -0.17 67
IV.LNSS.HNN. 2023-06-04T00:50:42.44 0.6 undecidable manual S 44 36.2415 50 -0.2 47
IV.CESX.HHZ. 2023-06-04T00:50:41.00 0.6 undecidable manual S 336 29.1486 107 0.34 46
IV.FIAM.HHE. 2023-06-04T00:50:41.74 0.6 undecidable manual S 109 33.5442 50 -0.18 47
IV.NRCA.HHZ. 2023-06-04T00:50:40.80 0.3 undecidable manual P 31 60.2952 50 -0.23 67
IV.MOMA.HNE. 2023-06-04T00:50:39.15 0.3 undecidable manual P 345 50.0166 50 -0.31 68
IV.SRES.HHZ. 2023-06-04T00:50:39.04 0.6 undecidable manual S 231 23.3544 111 0.29 47
IT.GNU.HGE. 2023-06-04T00:50:39.64 0.3 undecidable manual P 345 50.0166 50 0.19 69
IV.ARRO.EHZ. 2023-06-04T00:50:38.77 0.3 undecidable manual S 7 23.5542 111 -0.05 73
IV.RM33.EHZ. 2023-06-04T00:50:38.25 0.6 positive manual P 68 42.5241 50 -0.04 48
IT.CSO1.HGN. 2023-06-04T00:50:37.86 0.1 undecidable manual P 135 41.7249 50 -0.31 91
IV.GAVE.EHE. 2023-06-04T00:50:37.31 0.1 undecidable manual P 20 38.3283 50 -0.33 91
IV.LNSS.HNN. 2023-06-04T00:50:37.15 0.3 undecidable manual P 44 36.2415 50 -0.18 71
IV.CESX.HHZ. 2023-06-04T00:50:36.19 1.0 undecidable manual P 336 29.1486 107 0.01 25
IV.FIAM.HHE. 2023-06-04T00:50:36.91 0.6 undecidable manual P 109 33.5442 50 0 49
IV.ARRO.EHZ. 2023-06-04T00:50:35.18 0.1 positive manual P 7 23.5542 111 0.06 100
IV.SRES.HHZ. 2023-06-04T00:50:35.11 0.3 undecidable manual P 231 23.3544 111 0.03 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHN. ML:0.9 0.000049516765000000004 0.16 AML other m 2023-06-04T00:50:39.24
IV.SRES.HHN. ML:0.7 0.00002897675 0.18 AML other m 2023-06-04T00:50:40.48
IV.SRES.HHE. ML:0.7 0.000028699999999999996 0.16 AML other m 2023-06-04T00:50:40.26
IV.ARRO.EHE. ML:0.9 0.0000487 0.14 AML other m 2023-06-04T00:50:41.23
IV.CESX.HHE. ML:0.6 0.000017999999999999997 0.4 AML other m 2023-06-04T00:50:41.37
IV.CESX.HHN. ML:0.7 0.00002525 0.66 AML other m 2023-06-04T00:50:42.76
IV.RM33.EHE. ML:1.2 0.000044649999999999994 0.3 AML other m 2023-06-04T00:50:45.26
IV.RM33.EHN. ML:1.0 0.00003685 0.36 AML other m 2023-06-04T00:50:45.22
IV.CESI.HHN. ML:0.0 0.00002595 0.32 AML other m 2023-06-04T00:50:53.03
IV.CESI.HHE. ML:0.0 0.00001565 0.72 AML other m 2023-06-04T00:50:54.99
IV.TERO.HHN. ML:0.0 0.00001205 1.82 AML other m 2023-06-04T00:50:55.04
IV.TERO.HHE. ML:0.0 0.0000124 0.3 AML other m 2023-06-04T00:50:55.04
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