Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 30-11-2022 and time 04:33:32 (Italy) in region 7 km W Cittareale (RI)

A magnitude ML 0.8 earthquake occured in region: 7 km W Cittareale (RI), on

  • 30-11-2022 03:33:32 (UTC)
  • 30-11-2022 04:33:32 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5940, 13.0840 at 13 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Cittareale RI 7 482 482
Posta RI 8 694 1176
Borbona RI 10 617 1793
Leonessa RI 10 2435 4228
Monteleone di Spoleto PG 13 599 4827
Cascia PG 15 3217 8044
Montereale AQ 15 2581 10625
Micigliano RI 16 127 10752
Amatrice RI 17 2657 13409
Accumoli RI 18 667 14076
Poggiodomo PG 18 117 14193
Cagnano Amiterno AQ 19 1369 15562
Poggio Bustone RI 19 2055 17617
Polino TR 20 233 17850
Antrodoco RI 20 2588 20438
Capitignano AQ 20 665 21103

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Terni (111501 inhabitants)
37 Km NW of L'Aquila (69753 inhabitants)
51 Km SE of Foligno (57155 inhabitants)
51 Km W of Teramo (54892 inhabitants)
72 Km NE of Guidonia Montecelio (88673 inhabitants)
74 Km NE of Tivoli (56533 inhabitants)
80 Km SE of Perugia (166134 inhabitants)
83 Km E of Viterbo (67173 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
92 Km NE of Roma (2864731 inhabitants)
93 Km W of Chieti (51815 inhabitants)
94 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
Reviewed
Rev100 		ML 0.8 2022-11-30
03:33:32		 42.5945 13.0843 13 2022-11-30
04:00:30		 Sala Sismica INGV-Roma 112363121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-11-30 03:33:32 ± 0.12
Latitude 42.5945 ± 0.0045
Longitude 13.0843 ± 0.0061
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 112363121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 553
Semi-minor axis of confidence ellipse (meter) 211
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 47
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
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 15
Number of defining phases 13
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38311
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 9
Type of magnitude ML
Reference to an origin 112363121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-11-30 04:00:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2022-11-30T03:33:45.75 0.1 undecidable manual S 86 42.5241 93 -0.4 87
IV.FIAM.HNE. 2022-11-30T03:33:44.47 0.1 undecidable manual S 176 36.3414 94 -0.02 95
IV.NRCA.HHZ. 2022-11-30T03:33:41.72 0.1 undecidable manual S 5 26.6511 96 -0.19 92
IV.SMA1.EHZ. 2022-11-30T03:33:40.56 0.1 undecidable manual S 79 20.868 100 0.17 95
IV.TERO.HHZ. 2022-11-30T03:33:40.35 1.0 undecidable manual P 86 42.5241 93 0.04 23
IV.FIAM.HNE. 2022-11-30T03:33:39.29 0.6 undecidable manual P 176 36.3414 94 -0.06 48
IV.RM33.EHZ. 2022-11-30T03:33:38.54 0.1 undecidable manual S 132 14.2746 114 -0.16 97
IV.ARRO.EHZ. 2022-11-30T03:33:38.06 1.0 undecidable manual P 266 26.0517 96 0.28 23
IV.SMA1.EHZ. 2022-11-30T03:33:37.35 0.1 positive manual P 79 20.868 100 0.37 91
IV.NRCA.HHZ. 2022-11-30T03:33:37.98 0.6 positive manual P 5 26.6511 96 0.12 48
IV.RM33.EHZ. 2022-11-30T03:33:36.22 1.0 positive manual P 132 14.2746 114 0.21 24
IV.LNSS.HHZ. 2022-11-30T03:33:36.76 0.1 undecidable manual S 284 3.6963 159 0.01 100
IV.LNSS.HHZ. 2022-11-30T03:33:34.95 1.0 undecidable manual P 284 3.6963 159 0.07 25
IV.GNU.HGZ. 2022-11-30T03:33:33.54 3.0 undecidable manual S 0
IV.GNU.HGZ. 2022-11-30T03:33:32.19 3.0 undecidable manual P 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.0 0.0001237176 0.12 AML other m 2022-11-30T03:33:37.07
IV.LNSS.HHN. ML:0.8 0.00009635 1.14 AML other m 2022-11-30T03:33:37.32
IV.SMA1.EHN. ML:0.9 0.00005734828 0.2992 AML other m 2022-11-30T03:33:40.88
IV.SMA1.EHE. ML:0.8 0.000038552555000000004 0.1184 AML other m 2022-11-30T03:33:40.86
IV.LNSS.HNE. ML:1.0 0.0001332404 0.12 AML other m 2022-11-30T03:33:37.01
IV.LNSS.HNN. ML:0.8 0.000081524765 0.1488 AML other m 2022-11-30T03:33:37.19
IV.RM33.EHE. ML:0.4 0.000021961379999999998 0.16 AML other m 2022-11-30T03:33:39.07
IV.RM33.EHN. ML:0.5 0.00003228793 0.2 AML other m 2022-11-30T03:33:39.04
IV.ARRO.EHN. ML:0.6 0.000022065335 0.2208 AML other m 2022-11-30T03:33:43.20
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