Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 04-02-2024 and time 03:34:19 (Italy) in region 2 km W Campotosto (AQ)

A magnitude ML 1.5 earthquake occured in region: 2 km W Campotosto (AQ), on

  • 04-02-2024 02:34:19 (UTC)
  • 04-02-2024 03:34:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5520, 13.3490 at 9 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
Campotosto AQ 2 542 542
Capitignano AQ 5 665 1207
Montereale AQ 9 2581 3788
Amatrice RI 10 2657 6445
Crognaleto TE 11 1297 7742
Barete AQ 12 737 8479
Pizzoli AQ 14 4326 12805
Cagnano Amiterno AQ 14 1369 14174
Cortino TE 15 656 14830
Fano Adriano TE 16 296 15126
Pietracamela TE 17 271 15397
Cittareale RI 17 482 15879
Accumoli RI 18 667 16546
Borbona RI 18 617 17163

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km N of L'Aquila (69753 inhabitants)
32 Km W of Teramo (54892 inhabitants)
57 Km E of Terni (111501 inhabitants)
66 Km W of Montesilvano (53738 inhabitants)
69 Km SE of Foligno (57155 inhabitants)
71 Km W of Chieti (51815 inhabitants)
72 Km W of Pescara (121014 inhabitants)
79 Km NE of Tivoli (56533 inhabitants)
80 Km NE of Guidonia Montecelio (88673 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 1.5 2024-02-04
02:34:19		 42.5518 13.3488 9 2024-02-04
02:42:50		 Sala Sismica INGV-Roma 125020591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-02-04 02:34:19 ± 0.05
Latitude 42.5518 ± 0.0027
Longitude 13.3488 ± 0.0049
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 125020591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 398
Semi-minor axis of confidence ellipse (meter) 196
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 62
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 59
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.04676
Epicentral distance of station farthest from the epicenter (degree) 0.83097
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 125020591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-02-04 02:42:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2024-02-04T02:34:42.18 0.6 undecidable manual S 334 69.4749 50 0.69 39
IV.CESI.HHZ. 2024-02-04T02:34:39.71 0.3 undecidable manual S 324 61.8936 50 0.23 67
IV.FDMO.HHZ. 2024-02-04T02:34:38.74 0.6 undecidable manual S 338 57.7977 50 0.35 44
IV.CING.HHZ. 2024-02-04T02:34:36.18 0.1 undecidable manual P 352 92.241 50 0.26 84
IV.VCEL.EHZ. 2024-02-04T02:34:35.46 0.3 undecidable manual S 113 43.8228 50 0.8 58
IV.MMO1.EHZ. 2024-02-04T02:34:33.05 0.3 undecidable manual S 357 38.628 50 -0.2 71
IV.FAGN.HHZ. 2024-02-04T02:34:32.91 0.6 undecidable manual S 149 37.1295 50 0.05 49
IV.FIAM.HHZ. 2024-02-04T02:34:32.55 0.3 undecidable manual S 211 36.741 50 -0.21 71
IV.NRCA.HHZ. 2024-02-04T02:34:32.32 0.6 undecidable manual S 329 36.6411 50 -0.41 45
IV.MML1.EHZ. 2024-02-04T02:34:32.28 0.1 undecidable manual P 334 69.4749 50 -0.12 90
IV.CESI.HHZ. 2024-02-04T02:34:31.17 0.1 undecidable manual P 324 61.8936 50 -0.08 93
IV.FDMO.HHZ. 2024-02-04T02:34:30.38 1.0 positive manual P 338 57.7977 50 -0.23 23
IV.LNSS.HHZ. 2024-02-04T02:34:29.29 0.6 undecidable manual S 283 25.8519 109 -0.17 48
IV.VCEL.EHZ. 2024-02-04T02:34:28.78 0.3 undecidable manual P 113 43.8228 50 0.32 68
IV.TERO.HHZ. 2024-02-04T02:34:28.02 0.3 undecidable manual S 69 22.2555 112 -0.29 71
MN.AQU.HNZ. 2024-02-04T02:34:28.39 0.6 undecidable manual S 168 22.4553 111 0.04 50
IV.MTRA.HNZ. 2024-02-04T02:34:28.14 0.6 undecidable manual S 10 23.0547 111 -0.42 46
IV.GIGS.HHZ. 2024-02-04T02:34:27.56 0.3 undecidable manual S 121 21.3675 112 -0.45 69
IV.NRCA.HHZ. 2024-02-04T02:34:27.07 0.1 undecidable manual P 329 36.6411 50 -0.28 93
IV.FAGN.HHZ. 2024-02-04T02:34:27.21 0.1 undecidable manual P 149 37.1295 50 -0.21 94
IV.MMO1.EHZ. 2024-02-04T02:34:27.41 0.1 undecidable manual P 357 38.628 50 -0.24 93
IV.FIAM.HHZ. 2024-02-04T02:34:27.17 0.6 undecidable manual P 211 36.741 50 -0.19 47
IV.RM33.EHZ. 2024-02-04T02:34:25.06 0.6 undecidable manual S 247 11.9769 126 -0.09 50
MN.AQU.HNZ. 2024-02-04T02:34:25.03 0.1 undecidable manual P 168 22.4553 111 0.21 97
IV.LNSS.HHZ. 2024-02-04T02:34:25.38 0.1 positive manual P 283 25.8519 109 -0.08 99
IV.MTRA.HNZ. 2024-02-04T02:34:24.80 0.1 undecidable manual P 10 23.0547 111 -0.14 98
IV.GIGS.HHZ. 2024-02-04T02:34:24.52 0.1 undecidable manual P 121 21.3675 112 -0.1 99
IV.SMA1.EHZ. 2024-02-04T02:34:24.78 0.3 undecidable manual S 353 8.7801 135 0.46 70
IV.TERO.HHZ. 2024-02-04T02:34:24.75 0.1 undecidable manual P 69 22.2555 112 -0.04 100
IV.RM33.EHZ. 2024-02-04T02:34:23.16 0.1 positive manual P 247 11.9769 126 0.19 99
IV.CAMP.HHZ. 2024-02-04T02:34:23.65 0.6 undecidable manual S 110 5.1948 149 0.1 51
IV.CAMP.HHZ. 2024-02-04T02:34:22.33 1.0 undecidable manual P 110 5.1948 149 0.28 25
IV.SMA1.EHZ. 2024-02-04T02:34:22.83 0.1 negative manual P 353 8.7801 135 0.34 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHE. ML:1.3 0.000391 0.44 AML other m 2024-02-04T02:34:24.77
IV.SMA1.EHE. ML:1.8 0.0009485 1.42 AML other m 2024-02-04T02:34:25.01
IV.RM33.EHN. ML:1.7 0.000637 1.32 AML other m 2024-02-04T02:34:25.16
IV.RM33.HNN. ML:1.7 0.0006655 1.34 AML other m 2024-02-04T02:34:25.15
IV.RM33.HNE. ML:1.6 0.0005204999999999999 1.62 AML other m 2024-02-04T02:34:25.14
IV.RM33.EHE. ML:1.6 0.000512 0.24 AML other m 2024-02-04T02:34:26.02
IV.SMA1.EHN. ML:1.6 0.0006165000000000001 1.3 AML other m 2024-02-04T02:34:26.73
IV.CAMP.HHN. ML:1.4 0.0004555 0.7 AML other m 2024-02-04T02:34:26.62
IV.LNSS.HHE. ML:1.7 0.00030199999999999997 0.16 AML other m 2024-02-04T02:34:29.58
IV.LNSS.HHN. ML:1.5 0.000193 1.22 AML other m 2024-02-04T02:34:30.71
IV.FAGN.HHN. ML:1.6 0.00016 0.34 AML other m 2024-02-04T02:34:36.23
IV.VCEL.EHE. ML:1.4 0.00008705 0.76 AML other m 2024-02-04T02:34:37.30
IV.FAGN.HHE. ML:1.6 0.00015450000000000001 0.28 AML other m 2024-02-04T02:34:38.43
IV.VCEL.EHN. ML:1.3 0.000064 1.06 AML other m 2024-02-04T02:34:38.26
IV.FDMO.HHN. ML:1.2 0.00003525 0.42 AML other m 2024-02-04T02:34:39.35
IV.FDMO.HHE. ML:1.2 0.0000329 0.78 AML other m 2024-02-04T02:34:40.53
IV.CESI.HHE. ML:1.2 0.00002795 0.14 AML other m 2024-02-04T02:34:40.54
IV.CESI.HHN. ML:1.4 0.0000474 1.06 AML other m 2024-02-04T02:34:42.19
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