Earthquake with magnitude of ML 1.3 on date 26-01-2024 and time 17:42:23 (Italy) in region 2 km S Amatrice (RI)

A magnitude ML 1.3 earthquake occured in region: 2 km S Amatrice (RI), on

  • 26-01-2024 16:42:23 (UTC)
  • 26-01-2024 17:42:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6160, 13.2870 at 18 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
Amatrice RI 2 2657 2657
Campotosto AQ 9 542 3199
Accumoli RI 9 667 3866
Cittareale RI 10 482 4348
Capitignano AQ 11 665 5013
Montereale AQ 11 2581 7594
Borbona RI 17 617 8211
Crognaleto TE 18 1297 9508
Arquata del Tronto AP 18 1178 10686
Cagnano Amiterno AQ 18 1369 12055
Cortino TE 18 656 12711
Barete AQ 18 737 13448
Posta RI 19 694 14142
Acquasanta Terme AP 20 2916 17058
Pizzoli AQ 20 4326 21384

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of L'Aquila (69753 inhabitants)
35 Km W of Teramo (54892 inhabitants)
53 Km E of Terni (111501 inhabitants)
61 Km SE of Foligno (57155 inhabitants)
72 Km W of Montesilvano (53738 inhabitants)
78 Km W of Pescara (121014 inhabitants)
78 Km W of Chieti (51815 inhabitants)
82 Km NE of Guidonia Montecelio (88673 inhabitants)
83 Km NE of Tivoli (56533 inhabitants)
91 Km SE of Perugia (166134 inhabitants)
99 Km E of Viterbo (67173 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 2024-01-26
16:42:23
42.6162 13.2868 18 2024-01-26
16:47:20
Sala Sismica INGV-Roma 124875321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-26 16:42:23 ± 0.07
Latitude 42.6162 ± 0.0036
Longitude 13.2868 ± 0.0037
Depth (km) 18 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124875321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 300
Semi-minor axis of confidence ellipse (meter) 276
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 209
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.08
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26620
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 124875321
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-26 16:47:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2024-01-26T16:42:45.14 3.0 undecidable manual P 0.7 0
IV.ARVD.HHZ. 2024-01-26T16:42:41.66 3.0 undecidable manual P -0.07 0
IV.FOSV.EHZ. 2024-01-26T16:42:39.68 3.0 undecidable manual P 0.01 0
IV.GIGS.HHZ. 2024-01-26T16:42:34.22 0.6 undecidable manual S 128 29.5482 111 -0.01 49
IV.NRCA.HHZ. 2024-01-26T16:42:33.67 0.6 undecidable manual S 330 27.9498 112 -0.14 47
IV.TERO.HHZ. 2024-01-26T16:42:33.33 0.6 undecidable manual S 88 25.8519 115 0.01 49
IV.LNSS.HHZ. 2024-01-26T16:42:31.94 0.3 undecidable manual S 266 20.1687 123 -0.04 74
IV.RM33.EHZ. 2024-01-26T16:42:30.50 0.6 undecidable manual S 206 13.2756 137 -0.06 49
IV.CAMP.HHZ. 2024-01-26T16:42:30.50 0.1 undecidable manual S 132 13.3755 137 -0.08 98
IV.TERO.HHZ. 2024-01-26T16:42:29.14 0.1 undecidable manual P 88 25.8519 115 -0.04 97
IV.NRCA.HHZ. 2024-01-26T16:42:29.46 0.1 negative manual P 330 27.9498 112 0 97
IV.GIGS.HHZ. 2024-01-26T16:42:29.70 0.1 undecidable manual P 128 29.5482 111 0 97
IV.LNSS.HHZ. 2024-01-26T16:42:28.37 0.1 undecidable manual P 266 20.1687 123 -0.04 99
IV.SMA1.EHZ. 2024-01-26T16:42:27.09 0.1 undecidable manual P 68 4.2957 164 0.19 98
IV.RM33.EHZ. 2024-01-26T16:42:27.64 0.1 undecidable manual P 206 13.2756 137 0.05 99
IV.CAMP.HHZ. 2024-01-26T16:42:27.60 0.1 undecidable manual P 132 13.3755 137 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:0.8 0.00005735 0.08 AML other m 2024-01-26T16:42:27.26
IV.SMA1.EHE. ML:1.0 0.0000863 0.48 AML other m 2024-01-26T16:42:30.86
IV.RM33.EHN. ML:1.5 0.0002405 0.14 AML other m 2024-01-26T16:42:30.73
IV.RM33.EHE. ML:1.4 0.0001655 0.64 AML other m 2024-01-26T16:42:31.75
IV.LNSS.HHE. ML:1.2 0.00008999999999999999 0.34 AML other m 2024-01-26T16:42:32.08
IV.LNSS.HHN. ML:1.1 0.00007719999999999999 1.66 AML other m 2024-01-26T16:42:32.86
IV.NRCA.HHN. ML:1.4 0.0001275 1.9 AML other m 2024-01-26T16:42:33.00
IV.NRCA.HHE. ML:1.6 0.00017999999999999998 0.14 AML other m 2024-01-26T16:42:34.02
IV.ARVD.HHE. ML:1.4 0.0000229 0.74 AML other m 2024-01-26T16:42:42.64
IV.ARVD.HHN. ML:1.0 0.000011900000000000001 0.46 AML other m 2024-01-26T16:42:48.93
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download