Earthquake with magnitude of ML 0.8 on date 28-03-2022 and time 15:46:14 (UTC) in region 5 km W Arquata del Tronto (AP)

A magnitude ML 0.8 earthquake occured in region: 5 km W Arquata del Tronto (AP), on

  • 28-03-2022 15:46:14 (UTC)
  • 28-03-2022 17:46:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7840, 13.2340 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Arquata del Tronto AP 5 1178 1178
Accumoli RI 10 667 1845
Montegallo AP 11 523 2368
Norcia PG 12 4957 7325
Castelsantangelo sul Nera MC 14 281 7606
Acquasanta Terme AP 15 2916 10522
Montemonaco AP 15 604 11126
Amatrice RI 18 2657 13783
Preci PG 19 724 14507
Cascia PG 19 3217 17724
Cittareale RI 19 482 18206
Ussita MC 20 444 18650
Montefortino FM 20 1178 19828

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Teramo (54892 inhabitants)
47 Km E of Foligno (57155 inhabitants)
50 Km N of L'Aquila (69753 inhabitants)
54 Km E of Terni (111501 inhabitants)
78 Km E of Perugia (166134 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
88 Km W of Pescara (121014 inhabitants)
90 Km NW of Chieti (51815 inhabitants)
96 Km S of Ancona (100861 inhabitants)
97 Km NE of Guidonia Montecelio (88673 inhabitants)
98 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 0.8 2022-03-28
15:46:14
42.7843 13.2337 14 2022-03-28
15:55:06
Sala Sismica INGV-Roma 102501141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-28 15:46:14 ± 0.04
Latitude 42.7843 ± 0.0018
Longitude 13.2337 ± 0.0037
Depth (km) 14 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 102501141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 243
Semi-minor axis of confidence ellipse (meter) 209
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 270
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 72
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32645
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 102501141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-28 15:55:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2022-03-28T15:46:31.41 3.0 undecidable manual P 0.98 0
IV.CESI.HHZ. 2022-03-28T15:46:26.34 1.0 undecidable manual S 313 36.2415 98 -0.05 24
IV.TERO.HHZ. 2022-03-28T15:46:26.00 0.3 undecidable manual S 121 35.1426 98 -0.09 71
IV.CSP1.EHZ. 2022-03-28T15:46:25.88 0.6 undecidable manual S 356 34.1436 98 0.04 48
IV.GAVE.HNN. 2022-03-28T15:46:24.93 0.3 undecidable manual S 250 29.4483 101 0.33 68
IV.SMA1.EHZ. 2022-03-28T15:46:21.89 0.3 undecidable manual S 154 18.9699 112 -0.01 74
IV.TERO.HHZ. 2022-03-28T15:46:21.23 0.3 undecidable manual P 121 35.1426 98 0.17 70
IV.MMO1.HNE. 2022-03-28T15:46:21.12 0.3 undecidable manual S 31 14.874 121 0.21 72
IV.CESI.HHZ. 2022-03-28T15:46:21.22 0.3 undecidable manual P 313 36.2415 98 -0.02 72
IV.GAVE.HNN. 2022-03-28T15:46:20.14 0.3 undecidable manual P 250 29.4483 101 -0.06 72
IV.RM33.HNN. 2022-03-28T15:46:20.19 0.3 undecidable manual P 183 30.5472 100 -0.18 71
IV.FDMO.HHN. 2022-03-28T15:46:20.17 0.3 undecidable manual P 337 30.3474 100 -0.17 70
IV.CSP1.EHZ. 2022-03-28T15:46:20.74 0.3 undecidable manual P 356 34.1436 98 -0.18 70
7F.SIB2.EHE. 2022-03-28T15:46:20.53 0.3 undecidable manual S 26 13.1757 126 0 75
IV.MTRA.EHZ. 2022-03-28T15:46:20.61 0.1 undecidable manual S 103 13.5753 124 -0.03 100
IV.NRCA.HNE. 2022-03-28T15:46:20.07 0.3 undecidable manual S 299 11.1777 132 -0.05 75
IV.LNSS.HHE. 2022-03-28T15:46:19.48 0.3 undecidable manual P 218 25.5522 103 -0.14 72
IV.SMA1.EHZ. 2022-03-28T15:46:18.59 0.3 undecidable manual P 154 18.9699 112 -0.06 74
IV.MMO1.HNE. 2022-03-28T15:46:18.19 0.1 undecidable manual P 31 14.874 121 0.12 98
7F.SIB2.EHE. 2022-03-28T15:46:17.88 0.1 undecidable manual P 26 13.1757 126 0.02 100
IV.MTRA.EHZ. 2022-03-28T15:46:17.95 0.1 undecidable manual P 103 13.5753 124 0.03 99
IV.NRCA.HNE. 2022-03-28T15:46:17.65 0.3 undecidable manual P 299 11.1777 132 0.03 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHE. ML:1.1 0.0001135 0.44 AML other m 2022-03-28T15:46:20.95
IV.MTRA.EHN. ML:1.1 0.00009775 0.24 AML other m 2022-03-28T15:46:21.17
IV.SMA1.EHE. ML:0.9 0.0000521 1.7 AML other m 2022-03-28T15:46:21.10
IV.SMA1.EHN. ML:0.9 0.00005805 1.84 AML other m 2022-03-28T15:46:21.04
IV.CSP1.EHN. ML:0.8 0.000025826195 0.3584 AML other m 2022-03-28T15:46:27.08
IV.CESI.HHE. ML:0.4 0.000011580079 0.2432 AML other m 2022-03-28T15:46:26.91
IV.CESI.HHN. ML:0.4 0.0000120793363 0.3328 AML other m 2022-03-28T15:46:28.77
IV.TERO.HHN. ML:0.6 0.00001256268 0.192 AML other m 2022-03-28T15:46:26.14
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