Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 16-05-2023 and time 06:05:21 (UTC) in region 4 km W Campotosto (AQ)

A magnitude ML 2.0 earthquake occured in region: 4 km W Campotosto (AQ), on

  • 16-05-2023 06:05:21 (UTC)
  • 16-05-2023 08:05:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5690, 13.3190 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 4 542 542
Capitignano AQ 6 665 1207
Amatrice RI 7 2657 3864
Montereale AQ 8 2581 6445
Barete AQ 13 737 7182
Crognaleto TE 13 1297 8479
Cittareale RI 14 482 8961
Cagnano Amiterno AQ 14 1369 10330
Pizzoli AQ 15 4326 14656
Accumoli RI 15 667 15323
Borbona RI 16 617 15940
Cortino TE 17 656 16596
Fano Adriano TE 18 296 16892
Posta RI 19 694 17586
Pietracamela TE 20 271 17857

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km N of L'Aquila (69753 inhabitants)
33 Km W of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
66 Km SE of Foligno (57155 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
74 Km W of Chieti (51815 inhabitants)
74 Km W of Pescara (121014 inhabitants)
80 Km NE of Tivoli (56533 inhabitants)
80 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km SE of Perugia (166134 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 2.0 2023-05-16
06:05:21		 42.5687 13.3193 14 2023-05-16
06:12:27		 Sala Sismica INGV-Roma 117397021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-16 06:05:21 ± 0.06
Latitude 42.5687 ± 0.0036
Longitude 13.3193 ± 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 117397021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 350
Semi-minor axis of confidence ellipse (meter) 182
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 38
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 18
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33545
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 11
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 117397021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-16 06:12:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2023-05-16T06:05:48.67 3.0 undecidable manual S 0.14 0
IV.EL6.EHZ. 2023-05-16T06:05:36.40 3.0 undecidable manual P 0.1 0
IV.MURB.HHZ. 2023-05-16T06:05:36.03 3.0 negative manual P -2.23 0
IV.ASSB.HHZ. 2023-05-16T06:05:34.20 3.0 undecidable manual P -0.19 0
IV.GAVE.EHZ. 2023-05-16T06:05:33.33 0.6 undecidable manual S 100
IV.MOMA.HHZ. 2023-05-16T06:05:32.77 3.0 positive manual P -0.11 0
IV.NRCA.HHZ. 2023-05-16T06:05:32.49 0.6 undecidable manual S 330 33.8439 97 -0.08 48
IV.CSP1.EHZ. 2023-05-16T06:05:31.64 3.0 undecidable manual P -0.13 0
IV.GUMA.HHZ. 2023-05-16T06:05:31.60 3.0 undecidable manual P 0.45 0
IV.CESI.HHZ. 2023-05-16T06:05:31.70 3.0 negative manual P -0.04 0
IV.FDMO.HHZ. 2023-05-16T06:05:30.24 3.0 positive manual P -0.92 0
IV.MF5.EHZ. 2023-05-16T06:05:30.43 3.0 positive manual P 0.39 0
IV.MTRA.EHZ. 2023-05-16T06:05:29.08 0.6 undecidable manual S 17 21.7671 104 -0.33 47
IV.TERO.HHZ. 2023-05-16T06:05:29.71 0.6 undecidable manual S 75 23.9538 102 -0.27 47
IV.LNSS.HHZ. 2023-05-16T06:05:29.69 0.6 undecidable manual S 280 23.0547 103 -0.06 49
IV.ARRO.EHZ. 2023-05-16T06:05:29.46 3.0 negative manual P 0.12 0
IV.FIAM.HHZ. 2023-05-16T06:05:28.26 0.1 undecidable manual P 206 37.2294 96 0.03 97
IV.NRCA.HHZ. 2023-05-16T06:05:27.68 0.1 undecidable manual P 330 33.8439 97 -0.02 97
IV.SMA1.EHZ. 2023-05-16T06:05:26.16 0.6 undecidable manual S 11 6.993 146 0.06 51
IV.GIGS.HHZ. 2023-05-16T06:05:26.26 0.3 negative manual P 122 24.3534 102 0 75
MN.AQU.HNZ. 2023-05-16T06:05:26.22 0.1 undecidable manual P 164 24.8529 101 -0.11 98
IV.CAMP.HHZ. 2023-05-16T06:05:26.09 0.6 undecidable manual S 116 8.1807 141 -0.2 49
IV.RM33.EHZ. 2023-05-16T06:05:26.51 0.3 undecidable manual S 232 10.7781 131 -0.28 72
IV.TERO.HHZ. 2023-05-16T06:05:26.34 0.3 undecidable manual P 75 23.9538 102 0.13 73
IV.LNSS.HHZ. 2023-05-16T06:05:26.17 0.1 negative manual P 280 23.0547 103 0.1 98
IV.MTRA.EHZ. 2023-05-16T06:05:25.90 0.1 positive manual P 17 21.7671 104 0.02 100
IV.RM33.EHZ. 2023-05-16T06:05:24.47 0.1 undecidable manual P 232 10.7781 131 0.11 100
IV.SMA1.EHZ. 2023-05-16T06:05:24.18 0.1 undecidable manual P 11 6.993 146 0.21 99
IV.CAMP.HHZ. 2023-05-16T06:05:24.27 0.1 undecidable manual P 116 8.1807 141 0.19 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHE. ML:1.7 0.0005545 0.22 AML other m 2023-05-16T06:05:26.33
IV.CAMP.HHN. ML:1.5 0.00035099999999999997 0.22 AML other m 2023-05-16T06:05:26.26
IV.SMA1.EHE. ML:2.6 0.005220000000000001 0.16 AML other m 2023-05-16T06:05:26.43
IV.RM33.EHN. ML:1.8 0.000628 0.46 AML other m 2023-05-16T06:05:26.65
IV.RM33.HNN. ML:1.8 0.0006839999999999999 0.46 AML other m 2023-05-16T06:05:26.88
IV.RM33.EHE. ML:2.1 0.0012250000000000002 0.14 AML other m 2023-05-16T06:05:26.83
IV.RM33.HNE. ML:2.1 0.001245 0.14 AML other m 2023-05-16T06:05:26.83
IV.SMA1.EHN. ML:2.1 0.00152 0.2 AML other m 2023-05-16T06:05:26.83
IV.MTRA.HNE. ML:2.2 0.001145 0.42 AML other m 2023-05-16T06:05:29.37
IV.MTRA.EHE. ML:2.3 0.00117 0.4 AML other m 2023-05-16T06:05:29.37
IV.MTRA.HNN. ML:2.1 0.0008625000000000001 0.42 AML other m 2023-05-16T06:05:29.20
IV.MTRA.EHN. ML:2.1 0.000861 0.42 AML other m 2023-05-16T06:05:29.21
IV.LNSS.HHE. ML:2.4 0.00151 1.46 AML other m 2023-05-16T06:05:29.18
IV.TERO.HHN. ML:2.1 0.0006805 1.74 AML other m 2023-05-16T06:05:29.92
IV.TERO.HHE. ML:1.9 0.000457 1.74 AML other m 2023-05-16T06:05:30.91
IV.LNSS.HHN. ML:2.0 0.0006845 0.42 AML other m 2023-05-16T06:05:30.30
IV.NRCA.HHN. ML:2.4 0.0010840000000000001 0.12 AML other m 2023-05-16T06:05:32.64
IV.NRCA.HNN. ML:2.4 0.001105 0.14 AML other m 2023-05-16T06:05:32.65
IV.NRCA.HNE. ML:2.5 0.001335 0.14 AML other m 2023-05-16T06:05:32.66
IV.NRCA.HHE. ML:2.6 0.0014849999999999998 0.14 AML other m 2023-05-16T06:05:32.66
IV.GAVE.EHE. ML:1.9 0.0003145 0.14 AML other m 2023-05-16T06:05:33.60
IV.GAVE.EHN. ML:2.1 0.0005185 0.22 AML other m 2023-05-16T06:05:33.69
IV.ASSB.HHE. ML:1.8 0.00008815 1.48 AML other m 2023-05-16T06:05:35.20
IV.ARRO.EHN. ML:1.7 0.00016199999999999998 1.34 AML other m 2023-05-16T06:05:36.84
IV.ARRO.EHE. ML:1.5 0.00009504999999999999 0.42 AML other m 2023-05-16T06:05:38.41
IV.GUMA.HHE. ML:2.2 0.000323 0.5 AML other m 2023-05-16T06:05:39.70
IV.FDMO.HHN. ML:1.7 0.00011035 0.42 AML other m 2023-05-16T06:05:40.66
IV.GUMA.HHN. ML:2.2 0.00033199999999999994 0.54 AML other m 2023-05-16T06:05:41.47
IV.FDMO.HHE. ML:1.6 0.00008444999999999999 0.42 AML other m 2023-05-16T06:05:42.28
IV.MOMA.HHE. ML:1.8 0.00011649999999999999 0.96 AML other m 2023-05-16T06:05:42.47
IV.MOMA.HHN. ML:1.4 0.000039699999999999996 1.1 AML other m 2023-05-16T06:05:42.93
IV.ASSB.HHN. ML:1.7 0.0000768 0.5 AML other m 2023-05-16T06:05:48.11
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
Waveforms Seismic signals in miniseed + resp format Download