Earthquake with magnitude of ML 1.4 on date 02-04-2022 and time 03:23:45 (Italy) in region 4 km N Amatrice (RI)

A magnitude ML 1.4 earthquake occured in region: 4 km N Amatrice (RI), on

  • 02-04-2022 01:23:45 (UTC)
  • 02-04-2022 03:23:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6710, 13.2940 at 11 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 5 2657 2657
Accumoli RI 5 667 3324
Arquata del Tronto AP 11 1178 4502
Cittareale RI 12 482 4984
Campotosto AQ 14 542 5526
Acquasanta Terme AP 15 2916 8442
Capitignano AQ 17 665 9107
Montereale AQ 17 2581 11688
Valle Castellana TE 18 977 12665
Cortino TE 18 656 13321
Rocca Santa Maria TE 19 537 13858
Montegallo AP 20 523 14381

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km W of Teramo (54892 inhabitants)
37 Km N of L'Aquila (69753 inhabitants)
54 Km E of Terni (111501 inhabitants)
58 Km SE of Foligno (57155 inhabitants)
72 Km W of Montesilvano (53738 inhabitants)
79 Km W of Pescara (121014 inhabitants)
80 Km W of Chieti (51815 inhabitants)
88 Km NE of Guidonia Montecelio (88673 inhabitants)
88 Km SE of Perugia (166134 inhabitants)
88 Km NE of Tivoli (56533 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 1.4 2022-04-02
01:23:45
42.6707 13.2935 11 2022-04-02
01:27:38
Sala Sismica INGV-Roma 102687521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-02 01:23:45 ± 0.11
Latitude 42.6707 ± 0.0054
Longitude 13.2935 ± 0.0098
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 102687521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 618
Semi-minor axis of confidence ellipse (meter) 545
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 312
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 81
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
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) 0.05036
Epicentral distance of station farthest from the epicenter (degree) 0.67269
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 102687521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-02 01:27:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2022-04-02T01:24:08.03 0.1 undecidable manual P 74.6697 9.79 0
IV.MF5.EHZ. 2022-04-02T01:23:58.62 0.6 undecidable manual S 21 37.7289 91 0.8 40
IV.MMO1.EHZ. 2022-04-02T01:23:54.35 0.6 undecidable manual S 6 25.5522 91 -0.22 47
IV.TERO.HHZ. 2022-04-02T01:23:54.21 0.6 undecidable manual S 102 25.8519 91 -0.46 45
IV.NRCA.HHZ. 2022-04-02T01:23:53.48 0.6 undecidable manual S 321 23.2545 92 -0.49 43
IV.LNSS.HHZ. 2022-04-02T01:23:53.84 0.6 undecidable manual S 250 21.9669 92 0.2 49
IV.RM33.EHZ. 2022-04-02T01:23:52.87 0.6 undecidable manual S 200 19.0698 93 0.01 49
IV.MF5.EHZ. 2022-04-02T01:23:52.87 1.0 undecidable manual P 21 37.7289 91 0.34 23
IV.LNSS.HHZ. 2022-04-02T01:23:50.12 0.1 positive manual P 250 21.9669 92 0 98
IV.MMO1.EHZ. 2022-04-02T01:23:50.46 0.6 negative manual P 6 25.5522 91 -0.2 47
IV.TERO.HHZ. 2022-04-02T01:23:50.49 0.6 undecidable manual P 102 25.8519 91 -0.22 47
IV.NRCA.HHZ. 2022-04-02T01:23:50.06 1.0 positive manual P 321 23.2545 92 -0.25 23
IV.SMA1.EHZ. 2022-04-02T01:23:49.75 0.6 undecidable manual S 143 5.5944 145 0.06 51
IV.RM33.EHZ. 2022-04-02T01:23:49.75 0.6 positive manual P 200 19.0698 93 0.08 50
IV.SMA1.EHZ. 2022-04-02T01:23:48.06 0.1 negative manual P 143 5.5944 145 0.22 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.4 0.0003415 0.28 AML other m 2022-04-02T01:23:49.80
IV.SMA1.EHE. ML:1.3 0.00027449999999999995 0.14 AML other m 2022-04-02T01:23:49.87
IV.NRCA.HHN. ML:1.1 0.00008494999999999999 0.96 AML other m 2022-04-02T01:23:53.87
IV.NRCA.HHE. ML:1.1 0.00008219999999999999 1.14 AML other m 2022-04-02T01:23:54.19
IV.MF5.EHN. ML:1.6 0.00013550000000000001 0.42 AML other m 2022-04-02T01:23:59.37
IV.MF5.EHE. ML:1.6 0.0001594 0.42 AML other m 2022-04-02T01:24:04.22
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