Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 25-01-2024 and time 20:56:35 (Italy) in region 2 km SW Amatrice (RI)

A magnitude ML 1.7 earthquake occured in region: 2 km SW Amatrice (RI), on

  • 25-01-2024 19:56:35 (UTC)
  • 25-01-2024 20:56:35 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6140, 13.2710 at 16 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
Amatrice RI 2 2657 2657
Cittareale RI 9 482 3139
Accumoli RI 9 667 3806
Montereale AQ 10 2581 6387
Campotosto AQ 10 542 6929
Capitignano AQ 11 665 7594
Borbona RI 16 617 8211
Posta RI 17 694 8905
Cagnano Amiterno AQ 18 1369 10274
Arquata del Tronto AP 18 1178 11452
Barete AQ 18 737 12189
Crognaleto TE 19 1297 13486
Cortino TE 20 656 14142
Pizzoli AQ 20 4326 18468

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of L'Aquila (69753 inhabitants)
36 Km W of Teramo (54892 inhabitants)
51 Km E of Terni (111501 inhabitants)
60 Km SE of Foligno (57155 inhabitants)
73 Km W of Montesilvano (53738 inhabitants)
79 Km W of Pescara (121014 inhabitants)
79 Km W of Chieti (51815 inhabitants)
82 Km NE of Guidonia Montecelio (88673 inhabitants)
82 Km NE of Tivoli (56533 inhabitants)
90 Km SE of Perugia (166134 inhabitants)
98 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 1.7 2024-01-25
19:56:35		 42.6142 13.271 16 2024-01-25
20:05:35		 Sala Sismica INGV-Roma 124857071
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-25 19:56:35 ± 0.07
Latitude 42.6142 ± 0.0027
Longitude 13.2710 ± 0.0049
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124857071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 438
Semi-minor axis of confidence ellipse (meter) 128
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 56
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 63
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 48
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.62053
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 25
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.4
Num. used stations 34
Type of magnitude ML
Reference to an origin 124857071
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-25 20:05:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASSB.HHZ. 2024-01-25T19:56:57.26 0.6 undecidable manual S 314 68.8755 95 0.54 41
IV.MML1.EHZ. 2024-01-25T19:56:55.09 0.6 undecidable manual S 336 60.495 96 0.59 41
IV.T0110.HHZ. 2024-01-25T19:56:54.49 0.6 undecidable manual S 136 59.496 96 0.27 44
IV.CSP1.EHZ. 2024-01-25T19:56:53.03 0.6 undecidable manual S 354 53.2023 97 0.45 43
IV.FDMO.HHZ. 2024-01-25T19:56:51.60 0.6 undecidable manual S 342 49.2174 97 0.1 47
IV.FAGN.HHZ. 2024-01-25T19:56:51.32 0.6 undecidable manual S 146 46.4202 98 0.56 41
IV.MF5.EHZ. 2024-01-25T19:56:50.86 0.6 undecidable manual S 20 44.2224 98 0.68 41
IV.CING.HHZ. 2024-01-25T19:56:50.34 3.0 positive manual P -0.56 0
IV.FIAM.HHZ. 2024-01-25T19:56:49.47 0.6 undecidable manual S 198 40.4262 100 0.28 45
IV.ARRO.EHZ. 2024-01-25T19:56:49.21 0.6 undecidable manual S 265 41.4252 99 -0.25 47
IV.ASSB.HHZ. 2024-01-25T19:56:48.47 0.6 positive manual P 314 68.8755 95 0.57 40
IV.MC2.EHE. 2024-01-25T19:56:47.69 0.6 undecidable manual S 349 33.6441 102 0.28 47
IV.MMO1.EHZ. 2024-01-25T19:56:47.12 0.6 undecidable manual S 8 31.9458 103 0.15 48
7F.SIB1.HNZ. 2024-01-25T19:56:47.06 0.6 undecidable manual S 360 31.1466 104 0.31 47
7F.SIB3.EHN. 2024-01-25T19:56:46.15 0.6 undecidable manual S 360 28.9488 106 -0.04 49
IV.T0110.HHZ. 2024-01-25T19:56:46.12 1.0 negative manual P 136 59.496 96 -0.34 22
IV.MML1.EHZ. 2024-01-25T19:56:46.50 1.0 undecidable manual P 336 60.495 96 -0.11 23
IV.GIGS.HHZ. 2024-01-25T19:56:46.29 0.6 undecidable manual S 126 30.4473 104 -0.3 47
7F.SIB2.EHN. 2024-01-25T19:56:46.52 0.6 undecidable manual S 5 30.8469 104 -0.16 47
IV.NRCA.HHZ. 2024-01-25T19:56:45.74 0.6 undecidable manual S 332 27.4503 107 -0.08 49
IV.OFFI.HHZ. 2024-01-25T19:56:45.67 0.3 undecidable manual P 43 49.0176 97 0.81 58
IV.CSP1.EHZ. 2024-01-25T19:56:45.33 0.1 positive manual P 354 53.2023 97 -0.17 91
IV.VCEL.EHZ. 2024-01-25T19:56:45.44 0.1 undecidable manual P 117 52.6029 97 0.04 94
IV.TERO.HHZ. 2024-01-25T19:56:45.44 0.6 undecidable manual S 88 27.1506 107 -0.31 46
IV.MF5.EHZ. 2024-01-25T19:56:44.43 0.1 positive manual P 20 44.2224 98 0.31 91
IV.FDMO.HHZ. 2024-01-25T19:56:44.57 0.1 undecidable manual P 342 49.2174 97 -0.31 89
IV.FAGN.HHZ. 2024-01-25T19:56:44.58 1.0 negative manual P 146 46.4202 98 0.13 23
ZO.PDN11.EHN. 2024-01-25T19:56:43.89 0.6 undecidable manual S 327 22.4553 112 -0.67 42
IV.MTRA.EHZ. 2024-01-25T19:56:43.39 0.6 undecidable manual S 33 18.87 118 -0.29 47
IV.FIAM.HHZ. 2024-01-25T19:56:43.33 1.0 negative manual P 198 40.4262 100 -0.22 24
IV.LNSS.HHZ. 2024-01-25T19:56:43.76 0.6 undecidable manual S 266 18.87 118 0.07 49
IV.ARRO.EHZ. 2024-01-25T19:56:43.42 0.6 undecidable manual P 265 41.4252 99 -0.28 46
IV.MMO1.EHZ. 2024-01-25T19:56:42.15 0.1 positive manual P 8 31.9458 103 -0.12 96
7F.SIB1.HNZ. 2024-01-25T19:56:42.08 0.1 undecidable manual P 360 31.1466 104 -0.06 97
IV.CAMP.HHZ. 2024-01-25T19:56:42.68 0.6 undecidable manual S 128 14.2746 128 0.03 50
IV.MC2.EHE. 2024-01-25T19:56:42.44 0.1 undecidable manual P 349 33.6441 102 -0.08 96
IV.RM33.EHZ. 2024-01-25T19:56:42.33 0.6 undecidable manual S 202 12.5763 133 0.01 50
IV.TERO.HHZ. 2024-01-25T19:56:41.30 0.1 negative manual P 88 27.1506 107 -0.26 94
7F.SIB3.EHN. 2024-01-25T19:56:41.60 0.1 undecidable manual P 360 28.9488 106 -0.21 94
IV.NRCA.HHZ. 2024-01-25T19:56:41.45 0.1 positive manual P 332 27.4503 107 -0.15 96
IV.SMA1.EHZ. 2024-01-25T19:56:41.43 0.6 undecidable manual S 71 5.5944 157 0.2 50
IV.GIGS.HHZ. 2024-01-25T19:56:41.68 0.6 undecidable manual P 126 30.4473 104 -0.36 46
7F.SIB2.EHN. 2024-01-25T19:56:41.86 0.1 undecidable manual P 5 30.8469 104 -0.24 94
IV.LNSS.HHZ. 2024-01-25T19:56:40.35 0.1 undecidable manual P 266 18.87 118 -0.02 100
ZO.PDN11.EHN. 2024-01-25T19:56:40.61 0.1 undecidable manual P 327 22.4553 112 -0.26 95
IV.MTRA.EHZ. 2024-01-25T19:56:40.30 0.1 undecidable manual P 33 18.87 118 -0.07 99
IV.SMA1.EHZ. 2024-01-25T19:56:39.10 0.1 undecidable manual P 71 5.5944 157 0.15 100
IV.RM33.EHZ. 2024-01-25T19:56:39.59 0.6 undecidable manual P 202 12.5763 133 0.02 50
IV.CAMP.HHZ. 2024-01-25T19:56:39.77 1.0 undecidable manual P 128 14.2746 128 0 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNE. ML:2.1 0.0011 0.32 AML other m 2024-01-25T19:56:42.54
IV.RM33.EHE. ML:2.1 0.001115 0.32 AML other m 2024-01-25T19:56:42.70
IV.RM33.EHN. ML:2.0 0.0008015 0.3 AML other m 2024-01-25T19:56:42.59
IV.RM33.HNN. ML:2.0 0.0008185 0.3 AML other m 2024-01-25T19:56:42.59
IV.CAMP.HHN. ML:0.9 0.00005785 0.28 AML other m 2024-01-25T19:56:42.80
IV.CAMP.HHE. ML:1.1 0.00010465000000000001 0.18 AML other m 2024-01-25T19:56:42.82
IV.MTRA.EHE. ML:2.1 0.000911 0.44 AML other m 2024-01-25T19:56:43.84
IV.MTRA.HNE. ML:2.1 0.0008855 0.44 AML other m 2024-01-25T19:56:43.62
IV.MTRA.HNN. ML:2.1 0.0008525000000000001 0.1 AML other m 2024-01-25T19:56:43.61
IV.MTRA.EHN. ML:2.1 0.0008795 0.1 AML other m 2024-01-25T19:56:43.62
IV.LNSS.HHN. ML:1.7 0.00030000000000000003 0.14 AML other m 2024-01-25T19:56:43.94
IV.LNSS.HHE. ML:1.8 0.000398 1.86 AML other m 2024-01-25T19:56:43.93
IV.NRCA.HHE. ML:2.2 0.0008235 1.3 AML other m 2024-01-25T19:56:45.93
IV.NRCA.HNE. ML:2.2 0.0008060000000000001 0.08 AML other m 2024-01-25T19:56:45.93
IV.NRCA.HNN. ML:2.1 0.0006065 0.88 AML other m 2024-01-25T19:56:45.54
IV.NRCA.HHN. ML:2.1 0.000616 0.1 AML other m 2024-01-25T19:56:45.93
IV.GIGS.HHN. ML:1.1 0.000048 0.46 AML other m 2024-01-25T19:56:46.51
IV.GIGS.HHE. ML:1.0 0.0000446 0.76 AML other m 2024-01-25T19:56:46.93
IV.MMO1.EHE. ML:1.4 0.0001042 0.32 AML other m 2024-01-25T19:56:47.32
IV.MMO1.EHN. ML:1.5 0.000124 0.24 AML other m 2024-01-25T19:56:47.41
IV.ARRO.EHE. ML:1.0 0.00003175 1 AML other m 2024-01-25T19:56:51.08
IV.ARRO.EHN. ML:1.0 0.0000346 0.64 AML other m 2024-01-25T19:56:52.69
IV.FIAM.HHE. ML:1.2 0.000053899999999999996 0.34 AML other m 2024-01-25T19:56:53.12
IV.OFFI.HHN. ML:1.9 0.00022600000000000002 0.66 AML other m 2024-01-25T19:56:54.50
IV.FIAM.HHN. ML:1.1 0.0000388 0.54 AML other m 2024-01-25T19:56:54.59
IV.VCEL.EHE. ML:1.4 0.00006654999999999999 0.68 AML other m 2024-01-25T19:56:54.39
IV.FAGN.HHN. ML:1.6 0.00011999999999999999 0.28 AML other m 2024-01-25T19:56:54.83
IV.FAGN.HHE. ML:1.6 0.000108 0.92 AML other m 2024-01-25T19:56:55.61
IV.OFFI.HHE. ML:1.6 0.00011649999999999999 0.9 AML other m 2024-01-25T19:56:55.38
IV.MML1.EHE. ML:1.1 0.0000266 0.58 AML other m 2024-01-25T19:56:55.41
IV.T0110.HHE. ML:1.7 0.0000965 1.54 AML other m 2024-01-25T19:56:55.10
IV.T0110.HHN. ML:1.6 0.00007650000000000002 0.36 AML other m 2024-01-25T19:56:55.91
IV.MML1.EHN. ML:1.2 0.000033299999999999996 1.3 AML other m 2024-01-25T19:56:56.03
IV.VCEL.EHN. ML:1.4 0.0000668 1.38 AML other m 2024-01-25T19:56:56.81
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