Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.8 on date 04-06-2022 and time 05:30:20 (Italy) in region 9 km W Cittareale (RI)

A magnitude ML 0.8 earthquake occured in region: 9 km W Cittareale (RI), on

  • 04-06-2022 03:30:20 (UTC)
  • 04-06-2022 05:30:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6080, 13.0540 at 16 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 9 482 482
Leonessa RI 9 2435 2917
Monteleone di Spoleto PG 10 599 3516
Posta RI 10 694 4210
Borbona RI 12 617 4827
Cascia PG 13 3217 8044
Poggiodomo PG 15 117 8161
Micigliano RI 17 127 8288
Polino TR 17 233 8521
Poggio Bustone RI 18 2055 10576
Montereale AQ 18 2581 13157
Accumoli RI 19 667 13824
Rivodutri RI 19 1253 15077
Amatrice RI 19 2657 17734
Cantalice RI 20 2755 20489

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Terni (111501 inhabitants)
40 Km NW of L'Aquila (69753 inhabitants)
48 Km SE of Foligno (57155 inhabitants)
54 Km W of Teramo (54892 inhabitants)
73 Km NE of Guidonia Montecelio (88673 inhabitants)
75 Km N of Tivoli (56533 inhabitants)
78 Km SE of Perugia (166134 inhabitants)
81 Km E of Viterbo (67173 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
92 Km NE of Roma (2864731 inhabitants)
96 Km W of Chieti (51815 inhabitants)
96 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 2022-06-04
03:30:20		 42.6075 13.054 16 2022-06-04
03:40:43		 Sala Sismica INGV-Roma 105552521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-06-04 03:30:20 ± 0.04
Latitude 42.6075 ± 0.0018
Longitude 13.0540 ± 0.0024
Depth (km) 16 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 105552521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 198
Semi-minor axis of confidence ellipse (meter) 162
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 21
Circular confidence region, given by single value of horizontal uncertainty (meter) 200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 115
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.06
Epicentral distance of station closest to the epicenter (degree) 0.01079
Epicentral distance of station farthest from the epicenter (degree) 0.23023
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 105552521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-06-04 03:40:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2022-06-04T03:30:30.21 0.6 undecidable manual S 11 25.5522 108 -0.09 48
IV.SMA1.EHZ. 2022-06-04T03:30:29.76 0.6 undecidable manual S 84 23.0547 111 0.08 48
IV.RM33.EHZ. 2022-06-04T03:30:28.16 0.6 undecidable manual S 130 17.0718 121 -0.07 48
IV.GAVE.EHZ. 2022-06-04T03:30:28.03 0.6 undecidable manual S 306 16.0728 124 0.02 49
IV.SMA1.EHZ. 2022-06-04T03:30:26.02 0.3 positive manual P 84 23.0547 111 0.09 72
IV.NRCA.HHZ. 2022-06-04T03:30:26.17 1.0 undecidable manual P 11 25.5522 108 -0.12 24
IV.ARRO.EHN. 2022-06-04T03:30:26.05 0.1 undecidable manual P 263 23.754 110 0.02 97
IV.LNSS.HHZ. 2022-06-04T03:30:25.93 0.6 undecidable manual S 245 1.1988 175 0.05 50
IV.RM33.EHZ. 2022-06-04T03:30:25.06 0.3 positive manual P 130 17.0718 121 -0.04 73
IV.GAVE.EHZ. 2022-06-04T03:30:24.93 0.1 undecidable manual P 306 16.0728 124 -0.04 98
IV.LNSS.HHZ. 2022-06-04T03:30:23.78 0.1 negative manual P 245 1.1988 175 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:0.7 0.000059475105 0.1008 AML other m 2022-06-04T03:30:25.89
IV.LNSS.HHE. ML:1.0 0.0001225 0.1 AML other m 2022-06-04T03:30:26.21
IV.RM33.EHN. ML:0.8 0.0000452 0.22 AML other m 2022-06-04T03:30:28.31
IV.RM33.EHE. ML:0.8 0.0000439 0.2 AML other m 2022-06-04T03:30:28.52
IV.SMA1.EHN. ML:0.9 0.0000428 0.2 AML other m 2022-06-04T03:30:30.09
IV.SMA1.EHE. ML:0.8 0.00004124999999999999 1.14 AML other m 2022-06-04T03:30:30.24
IV.NRCA.HHE. ML:0.6 0.0000196 0.5 AML other m 2022-06-04T03:30:30.21
IV.NRCA.HHN. ML:0.5 0.00001485 1.9 AML other m 2022-06-04T03:30:31.04
IV.LNSS.HNE. ML:1.0 0.00010415088 0.1104 AML other m 2022-06-04T03:30:26.21
IV.LNSS.HNN. ML:0.8 0.0000702189 0.76 AML other m 2022-06-04T03:30:26.02
IV.GAVE.EHE. ML:0.8 0.000052106305 0.12 AML other m 2022-06-04T03:30:28.22
IV.GAVE.EHN. ML:0.9 0.00006231464 0.12 AML other m 2022-06-04T03:30:28.54
IV.GAVE.HNE. ML:1.2 0.0001124251 0.3792 AML other m 2022-06-04T03:30:28.22
IV.RM33.HNN. ML:0.9 0.00005471644 0.2208 AML other m 2022-06-04T03:30:28.46
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