Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 29-11-2023 and time 15:01:00 (UTC) in region 6 km NW Cittareale (RI)

A magnitude ML 1.3 earthquake occured in region: 6 km NW Cittareale (RI), on

  • 29-11-2023 15:01:00 (UTC)
  • 29-11-2023 16:01:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6590, 13.1190 at 14 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 6 482 482
Cascia PG 11 3217 3699
Accumoli RI 11 667 4366
Monteleone di Spoleto PG 14 599 4965
Amatrice RI 14 2657 7622
Posta RI 15 694 8316
Norcia PG 15 4957 13273
Poggiodomo PG 16 117 13390
Borbona RI 16 617 14007
Leonessa RI 17 2435 16442
Montereale AQ 18 2581 19023
Arquata del Tronto AP 19 1178 20201

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Terni (111501 inhabitants)
41 Km NW of L'Aquila (69753 inhabitants)
47 Km SE of Foligno (57155 inhabitants)
48 Km W of Teramo (54892 inhabitants)
78 Km SE of Perugia (166134 inhabitants)
80 Km NE of Guidonia Montecelio (88673 inhabitants)
82 Km NE of Tivoli (56533 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
87 Km E of Viterbo (67173 inhabitants)
92 Km W of Pescara (121014 inhabitants)
93 Km W of Chieti (51815 inhabitants)
100 Km NE of Roma (2864731 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 1.3 2023-11-29
15:01:00		 42.6587 13.1193 14 2023-11-29
15:10:55		 Sala Sismica INGV-Roma 123559221
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-29 15:01:00 ± 0.1
Latitude 42.6587 ± 0.0036
Longitude 13.1193 ± 0.0049
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123559221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 378
Semi-minor axis of confidence ellipse (meter) 282
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 142
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
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 18
Number of defining phases 13
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) 0.39210
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 123559221
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-29 15:10:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GRAM.HHZ. 2023-11-29T15:02:21.64 3.0 undecidable manual Sg 6.14 0
ZO.PDN2.EHZ. 2023-11-29T15:02:13.64 3.0 undecidable manual Sn -9.99 0
IV.BRSN.HNZ. 2023-11-29T15:01:52.79 3.0 undecidable manual Sg 3.65 0
IV.SFI.EHZ. 2023-11-29T15:01:37.67 3.0 undecidable manual Sn -5.86 0
IV.NRCA.HHZ. 2023-11-29T15:01:08.42 0.3 undecidable manual S 359 19.3695 111 -0.22 95
IV.FDMO.HHZ. 2023-11-29T15:01:08.87 0.6 undecidable manual P 356 42.0246 96 0.12 63
IV.TERO.HHZ. 2023-11-29T15:01:08.26 0.6 undecidable manual P 96 39.7269 97 -0.14 62
IV.RM33.EHZ. 2023-11-29T15:01:08.23 0.3 undecidable manual S 155 18.3705 113 -0.15 97
IV.GIGS.HHZ. 2023-11-29T15:01:08.98 1.0 positive manual P 121 43.5231 96 0 32
IV.SMA1.EHZ. 2023-11-29T15:01:08.26 0.6 undecidable manual S 100 17.871 114 -0.01 66
IV.FIAM.HHZ. 2023-11-29T15:01:08.78 0.6 undecidable manual P 180 43.3233 96 -0.18 61
IV.MCIV.CHZ. 2023-11-29T15:01:07.44 3.0 positive manual P -9.6 0
IV.LNSS.HHZ. 2023-11-29T15:01:06.26 0.3 undecidable manual S 226 8.9799 140 -0.08 100
IV.MTRA.HNZ. 2023-11-29T15:01:06.16 1.0 undecidable manual P 64 25.0527 104 -0.02 33
IV.SMA1.EHZ. 2023-11-29T15:01:05.29 0.3 undecidable manual P 100 17.871 114 0.16 96
IV.NRCA.HHZ. 2023-11-29T15:01:05.44 0.3 undecidable manual P 359 19.3695 111 0.1 98
IV.RM33.EHZ. 2023-11-29T15:01:05.29 0.3 undecidable manual P 155 18.3705 113 0.1 98
IV.LNSS.HHZ. 2023-11-29T15:01:04.23 0.3 undecidable manual P 226 8.9799 140 0.21 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:1.6 0.000456 0.2 AML other m 2023-11-29T15:01:06.46
IV.LNSS.HHE. ML:1.6 0.000463 0.38 AML other m 2023-11-29T15:01:06.55
IV.SMA1.EHN. ML:1.1 0.000101 0.16 AML other m 2023-11-29T15:01:08.67
IV.SMA1.EHE. ML:1.4 0.00018099999999999998 0.24 AML other m 2023-11-29T15:01:08.69
IV.NRCA.HHE. ML:1.3 0.000142 0.64 AML other m 2023-11-29T15:01:09.23
IV.NRCA.HHN. ML:1.1 0.00008776077 0.1024 AML other m 2023-11-29T15:01:08.67
IV.RM33.EHE. ML:0.9 0.000053322895 0.128 AML other m 2023-11-29T15:01:09.39
IV.RM33.EHN. ML:1.1 0.000086636255 0.1408 AML other m 2023-11-29T15:01:08.38
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