Earthquake with magnitude of ML 0.8 on date 26-11-2023 and time 23:00:04 (Italy) in region 3 km E Accumoli (RI)

A magnitude ML 0.8 earthquake occured in region: 3 km E Accumoli (RI), on

  • 26-11-2023 22:00:04 (UTC)
  • 26-11-2023 23:00:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6860, 13.2820 at 10 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
Accumoli RI 3 667 667
Amatrice RI 6 2657 3324
Arquata del Tronto AP 10 1178 4502
Cittareale RI 12 482 4984
Acquasanta Terme AP 14 2916 7900
Campotosto AQ 16 542 8442
Montegallo AP 18 523 8965
Montereale AQ 18 2581 11546
Capitignano AQ 18 665 12211
Valle Castellana TE 19 977 13188
Norcia PG 20 4957 18145
Cortino TE 20 656 18801

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km W of Teramo (54892 inhabitants)
38 Km N of L'Aquila (69753 inhabitants)
54 Km E of Terni (111501 inhabitants)
56 Km SE of Foligno (57155 inhabitants)
74 Km W of Montesilvano (53738 inhabitants)
80 Km W of Pescara (121014 inhabitants)
82 Km W of Chieti (51815 inhabitants)
87 Km SE of Perugia (166134 inhabitants)
89 Km NE of Guidonia Montecelio (88673 inhabitants)
90 Km NE of Tivoli (56533 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 2023-11-26
22:00:04
42.6858 13.2823 10 2023-11-26
22:12:48
Sala Sismica INGV-Roma 123474671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-26 22:00:04 ± 0.11
Latitude 42.6858 ± 0.0018
Longitude 13.2823 ± 0.0049
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123474671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 375
Semi-minor axis of confidence ellipse (meter) 213
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 271
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 136
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.23562
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 123474671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-26 22:12:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.MPRI.HHZ. 2023-11-26T22:01:43.64 3.0 undecidable manual Sg 8.6 0
IV.PIPA.HHZ. 2023-11-26T22:01:41.17 3.0 undecidable manual Sg 10.99 0
IV.HPAC.HHZ. 2023-11-26T22:01:32.93 3.0 undecidable manual Pg 15.95 0
IV.GIB.HHZ. 2023-11-26T22:01:13.34 3.0 undecidable manual Pg 14.6 0
MN.KEK.HHZ. 2023-11-26T22:01:08.85 3.0 undecidable manual Pn 0.4 0
IV.BRSN.HNZ. 2023-11-26T22:01:04.48 3.0 undecidable manual Sg 6.81 0
IV.MUCR.HHZ. 2023-11-26T22:01:02.73 3.0 undecidable manual Pn 4.02 0
IV.PRMA.HHZ. 2023-11-26T22:00:52.95 3.0 negative manual Pg 6.79 0
IV.SBPO.HNZ. 2023-11-26T22:00:44.26 3.0 negative manual Pn -0.37 0
IV.SACR.HNZ. 2023-11-26T22:00:31.02 3.0 undecidable manual Sn -0.58 0
IX.SCL3.EHZ.02 2023-11-26T22:00:26.96 3.0 undecidable manual Pn 0.28 0
IV.NRCA.HHZ. 2023-11-26T22:00:13.04 0.3 undecidable manual S 320 21.3675 115 0.02 75
IV.MMO1.EHZ. 2023-11-26T22:00:13.72 0.3 undecidable manual S 9 23.9538 113 -0.12 74
IV.LNSS.HHZ. 2023-11-26T22:00:13.23 0.6 undecidable manual S 245 21.7671 115 0.07 50
7F.SIB3.EHZ. 2023-11-26T22:00:12.82 0.3 undecidable manual S 357 21.0678 116 -0.09 75
IV.RM33.HNE. 2023-11-26T22:00:12.46 0.3 undecidable manual S 196 20.3685 116 -0.25 72
IV.MMO1.EHZ. 2023-11-26T22:00:10.04 0.3 undecidable manual P 9 23.9538 113 0.01 75
IV.MC2.EHZ. 2023-11-26T22:00:10.45 1.0 undecidable manual P 343 26.1516 50 0.07 25
IV.SMA1.EHZ. 2023-11-26T22:00:09.24 0.3 undecidable manual S 145 7.4814 144 0.05 77
7F.SIB3.EHZ. 2023-11-26T22:00:09.31 0.6 undecidable manual P 357 21.0678 116 -0.18 49
IV.LNSS.HHZ. 2023-11-26T22:00:09.68 0.1 undecidable manual P 245 21.7671 115 0.05 100
IV.RM33.HNE. 2023-11-26T22:00:09.28 0.1 undecidable manual P 196 20.3685 116 -0.09 99
IV.NRCA.HHZ. 2023-11-26T22:00:09.81 0.6 undecidable manual P 320 21.3675 115 0.26 48
7F.SIB1.EHN. 2023-11-26T22:00:09.99 1.0 undecidable manual P 358 23.1546 114 0.11 25
IV.TERO.HHZ. 2023-11-26T22:00:09.66 3.0 positive manual Pg 3.5 0
IV.SMA1.EHZ. 2023-11-26T22:00:07.56 0.1 negative manual P 145 7.4814 144 0.22 99
IV.LPEL.HHZ. 2023-11-26T22:00:07.88 3.0 negative manual P 1.06 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.0 0.00013550000000000001 0.12 AML other m 2023-11-26T22:00:09.30
IV.SMA1.EHE. ML:1.0 0.000145 0.16 AML other m 2023-11-26T22:00:09.41
IV.NRCA.HHN. ML:0.6 0.00003155 0.48 AML other m 2023-11-26T22:00:13.97
IV.NRCA.HHE. ML:0.7 0.00003345 0.96 AML other m 2023-11-26T22:00:14.67
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