Earthquake with magnitude of ML 0.9 on date 07-09-2022 and time 05:31:31 (Italy) in region 8 km N Cittareale (RI)

A magnitude ML 0.9 earthquake occured in region: 8 km N Cittareale (RI), on

  • 07-09-2022 03:31:31 (UTC)
  • 07-09-2022 05:31:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6890, 13.1380 at 11 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
Cittareale RI 8 482 482
Accumoli RI 9 667 1149
Cascia PG 11 3217 4366
Norcia PG 12 4957 9323
Amatrice RI 14 2657 11980
Monteleone di Spoleto PG 16 599 12579
Arquata del Tronto AP 16 1178 13757
Poggiodomo PG 17 117 13874
Posta RI 19 694 14568
Borbona RI 20 617 15185
Leonessa RI 20 2435 17620

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Terni (111501 inhabitants)
43 Km NW of L'Aquila (69753 inhabitants)
46 Km SE of Foligno (57155 inhabitants)
47 Km W of Teramo (54892 inhabitants)
77 Km SE of Perugia (166134 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
85 Km NE of Tivoli (56533 inhabitants)
90 Km E of Viterbo (67173 inhabitants)
92 Km W of Pescara (121014 inhabitants)
92 Km W of Chieti (51815 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 2022-09-07
03:31:31
42.6887 13.1382 11 2022-09-07
04:08:44
Sala Sismica INGV-Roma 109412741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-07 03:31:31 ± 0.07
Latitude 42.6887 ± 0.0045
Longitude 13.1382 ± 0.0061
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 109412741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 549
Semi-minor axis of confidence ellipse (meter) 499
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 219
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) 130
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.11152
Epicentral distance of station farthest from the epicenter (degree) 0.35973
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 109412741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-07 04:08:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2022-09-07T03:31:44.94 0.6 undecidable manual S 332 39.9267 90 0.22 48
IV.MMO1.EHZ. 2022-09-07T03:31:41.37 0.6 undecidable manual S 33 27.9498 90 -0.17 47
IV.MC2.EHZ. 2022-09-07T03:31:40.89 0.6 undecidable manual S 10 25.0527 90 0.13 50
IV.CESI.HHZ. 2022-09-07T03:31:39.17 0.6 positive manual P 332 39.9267 90 -0.01 48
IV.GAVE.EHZ. 2022-09-07T03:31:39.26 0.6 undecidable manual S 271 19.869 90 -0.12 49
IV.MMO1.EHZ. 2022-09-07T03:31:37.17 1.0 undecidable manual P 33 27.9498 90 -0.17 24
IV.LNSS.HHZ. 2022-09-07T03:31:37.60 0.6 undecidable manual S 220 12.3765 105 0.2 48
IV.ARRO.EHZ. 2022-09-07T03:31:37.99 0.6 undecidable manual P 248 32.745 90 -0.09 48
IV.GAVE.EHZ. 2022-09-07T03:31:36.05 1.0 negative manual P 271 19.869 90 -0.05 25
IV.RM33.EHZ. 2022-09-07T03:31:36.09 1.0 negative manual P 163 20.868 90 -0.16 24
IV.MC2.EHZ. 2022-09-07T03:31:36.85 1.0 positive manual P 10 25.0527 90 -0.05 24
IV.LNSS.HHZ. 2022-09-07T03:31:35.04 0.1 positive manual P 220 12.3765 105 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.0 0.00011549999999999999 0.14 AML other m 2022-09-07T03:31:37.78
IV.LNSS.HHN. ML:1.0 0.00009944999999999999 0.14 AML other m 2022-09-07T03:31:37.83
IV.GAVE.EHE. ML:0.9 0.00005925 0.64 AML other m 2022-09-07T03:31:39.49
IV.GAVE.EHN. ML:0.8 0.000042050000000000006 0.88 AML other m 2022-09-07T03:31:39.53
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