Earthquake with magnitude of ML 0.5 on date 13-04-2024 and time 04:21:02 (UTC) in region 7 km W Cittareale (RI)

A magnitude ML 0.5 earthquake occured in region: 7 km W Cittareale (RI), on

  • 13-04-2024 04:21:02 (UTC)
  • 13-04-2024 06:21:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5970, 13.0770 at 12 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 7 482 482
Posta RI 8 694 1176
Leonessa RI 10 2435 3611
Borbona RI 10 617 4228
Monteleone di Spoleto PG 12 599 4827
Cascia PG 15 3217 8044
Montereale AQ 16 2581 10625
Micigliano RI 16 127 10752
Poggiodomo PG 17 117 10869
Amatrice RI 18 2657 13526
Accumoli RI 18 667 14193
Poggio Bustone RI 19 2055 16248
Polino TR 19 233 16481
Cagnano Amiterno AQ 20 1369 17850
Antrodoco RI 20 2588 20438
Cantalice RI 20 2755 23193

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Terni (111501 inhabitants)
38 Km NW of L'Aquila (69753 inhabitants)
50 Km SE of Foligno (57155 inhabitants)
52 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)
82 Km E of Viterbo (67173 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
92 Km NE of Roma (2864731 inhabitants)
94 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 0.5 2024-04-13
04:21:02
42.5968 13.077 12 2024-04-13
04:29:14
Sala Sismica INGV-Roma 126684861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-04-13 04:21:02 ± 0.09
Latitude 42.5968 ± 0.0045
Longitude 13.0770 ± 0.0073
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 126684861

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 554
Semi-minor axis of confidence ellipse (meter) 396
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 239
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) 152
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) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.02788
Epicentral distance of station farthest from the epicenter (degree) 0.96048
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:0.5

Field Value
Value 0.5
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 126684861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-04-13 04:29:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2024-04-13T04:21:11.80 0.6 undecidable manual S 7 26.4513 94 -0.2 48
IV.SMA1.EHZ. 2024-04-13T04:21:10.60 0.3 undecidable manual S 80 21.4674 97 -0.07 74
IV.GAVE.HNE. 2024-04-13T04:21:09.76 0.3 undecidable manual S 305 18.2706 100 -0.08 74
IV.NRCA.HHZ. 2024-04-13T04:21:08.23 0.6 undecidable manual P 7 26.4513 94 0.25 47
IV.RM33.EHZ. 2024-04-13T04:21:08.86 0.3 undecidable manual S 131 14.874 108 -0.1 74
IV.SMA1.EHZ. 2024-04-13T04:21:07.43 0.3 undecidable manual P 80 21.4674 97 0.22 72
IV.RM33.EHZ. 2024-04-13T04:21:06.16 0.3 undecidable manual P 131 14.874 108 -0.06 75
IV.LNSS.HHZ. 2024-04-13T04:21:06.62 0.3 undecidable manual S 283 3.0969 162 -0.1 76
IV.GAVE.HNE. 2024-04-13T04:21:06.71 0.3 undecidable manual P 305 18.2706 100 -0.02 75
IV.LNSS.HHZ. 2024-04-13T04:21:05.08 0.1 undecidable manual P 283 3.0969 162 0.15 100
IV.LAV9.HNZ. 2024-04-13T04:21:02.00 0.6 undecidable manual P 106.6155 -9.99 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:0.4 0.00003974999999999999 1.54 AML other m 2024-04-13T04:21:07.01
IV.LNSS.HHN. ML:0.6 0.00005835 0.7 AML other m 2024-04-13T04:21:07.06
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