Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 14-05-2019 and time 11:42:17 (UTC) in region 3 km E Amatrice (RI)

A magnitude ML 1.4 earthquake occured in region: 3 km E Amatrice (RI), on

  • 14-05-2019 11:42:17 (UTC)
  • 14-05-2019 13:42:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6310, 13.3220 at 7 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 3 2657 2657
Campotosto AQ 9 542 3199
Accumoli RI 9 667 3866
Capitignano AQ 12 665 4531
Montereale AQ 13 2581 7112
Cittareale RI 13 482 7594
Cortino TE 15 656 8250
Crognaleto TE 16 1297 9547
Arquata del Tronto AP 16 1178 10725
Acquasanta Terme AP 17 2916 13641
Rocca Santa Maria TE 18 537 14178
Valle Castellana TE 19 977 15155
Fano Adriano TE 20 296 15451

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km W of Teramo (54892 inhabitants)
32 Km N of L'Aquila (69753 inhabitants)
56 Km E of Terni (111501 inhabitants)
62 Km SE of Foligno (57155 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
75 Km W of Pescara (121014 inhabitants)
76 Km W of Chieti (51815 inhabitants)
85 Km NE of Guidonia Montecelio (88673 inhabitants)
86 Km NE of Tivoli (56533 inhabitants)
93 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 1.4 2019-05-14
11:42:17		 42.631 13.3223 7 2019-05-14
11:59:08		 Sala Sismica INGV-Roma 68541371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-05-14 11:42:17 ± 0.07
Latitude 42.6310 ± 0.0027
Longitude 13.3223 ± 0.0037
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 68541371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 301
Semi-minor axis of confidence ellipse (meter) 207
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 39
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.46855
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 68541371
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-05-14 11:59:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LRP.EHZ. 2019-05-14T11:42:49.48 3.0 undecidable manual S -0.45 0
IV.VCEL.EHZ. 2019-05-14T11:42:32.23 3.0 undecidable manual P 0
IV.MF5.EHE. 2019-05-14T11:42:31.95 0.6 undecidable manual S 16 41.1255 50 0.34 48
IV.GAVE.EHE. 2019-05-14T11:42:29.43 0.3 undecidable manual S 281 35.5422 101 -0.36 73
IV.NRCA.HHZ. 2019-05-14T11:42:27.17 0.3 undecidable manual S 323 28.1496 104 -0.1 78
IV.CSP1.EHZ. 2019-05-14T11:42:27.67 0.3 undecidable manual P 349 52.0035 50 0.47 69
IV.GIGS.HHZ. 2019-05-14T11:42:27.10 0.3 undecidable manual S 134 28.4493 103 -0.26 75
IV.LNSS.HHZ. 2019-05-14T11:42:25.55 0.6 undecidable manual S 262 23.2545 106 -0.07 53
IV.TERO.HHZ. 2019-05-14T11:42:25.32 0.3 undecidable manual S 92 22.9548 106 -0.22 76
IV.MF5.EHE. 2019-05-14T11:42:25.51 0.3 undecidable manual P 16 41.1255 50 -0.02 77
IV.MMO1.EHZ. 2019-05-14T11:42:25.85 0.6 undecidable manual S -2.19 0
IV.RM33.EHZ. 2019-05-14T11:42:23.56 0.3 undecidable manual S 213 16.1727 113 0.26 77
IV.GAVE.EHE. 2019-05-14T11:42:23.91 0.6 undecidable manual P 281 35.5422 101 -0.57 46
IV.MTRA.EHZ. 2019-05-14T11:42:22.96 0.3 undecidable manual S 23 15.1737 114 -0.04 80
IV.GIGS.HHZ. 2019-05-14T11:42:22.81 0.1 undecidable manual P 134 28.4493 103 -0.27 100
IV.NRCA.HHZ. 2019-05-14T11:42:22.87 0.3 undecidable manual P 323 28.1496 104 -0.15 77
IV.CAMP.HHZ. 2019-05-14T11:42:22.30 0.3 undecidable manual S 146 12.6762 118 0.08 80
IV.LNSS.HHZ. 2019-05-14T11:42:21.97 0.3 undecidable manual P 262 23.2545 106 -0.1 78
IV.TERO.HHZ. 2019-05-14T11:42:21.92 0.3 undecidable manual P 92 22.9548 106 -0.11 78
IV.CAMP.HHZ. 2019-05-14T11:42:20.32 0.3 undecidable manual P 146 12.6762 118 0.21 78
IV.MTRA.EHZ. 2019-05-14T11:42:20.63 0.3 positive manual P 23 15.1737 114 0.07 80
IV.RM33.EHZ. 2019-05-14T11:42:20.91 0.3 positive manual P 213 16.1727 113 0.18 78
IV.T1299.HNZ. 2019-05-14T11:42:19.91 0.3 undecidable manual S 276 3.2967 154 0.07 82
IV.SMA1.EHZ. 2019-05-14T11:42:19.69 0.3 undecidable manual S 93 1.0989 171 0.08 82
IV.SMA1.EHZ. 2019-05-14T11:42:18.80 0.3 undecidable manual P 93 1.0989 171 0.2 80
IV.T1299.HNZ. 2019-05-14T11:42:18.98 0.3 undecidable manual P 276 3.2967 154 0.25 79
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:0.0 0.008890085500000002 0.1984 AML other m 2019-05-14T11:42:19.76
IV.SMA1.EHN. ML:0.0 0.004831779499999999 0.1024 AML other m 2019-05-14T11:42:19.98
IV.MTRA.HNE. ML:1.3 0.00020431399999999998 0.0896 AML other m 2019-05-14T11:42:23.01
IV.MTRA.HNN. ML:1.2 0.0001651949 0.1344 AML other m 2019-05-14T11:42:23.49
IV.MTRA.EHE. ML:1.3 0.00020456960000000003 0.0832 AML other m 2019-05-14T11:42:23.01
IV.MTRA.EHN. ML:1.2 0.00015369915 0.2176 AML other m 2019-05-14T11:42:23.97
IV.RM33.HNE. ML:1.4 0.0002320249 0.3392 AML other m 2019-05-14T11:42:24.94
IV.RM33.HNN. ML:1.3 0.00020251765 0.9408 AML other m 2019-05-14T11:42:30.22
IV.RM33.EHE. ML:1.2 0.000156338 0.32 AML other m 2019-05-14T11:42:24.96
IV.RM33.EHN. ML:1.1 0.00012612485000000002 0.1216 AML other m 2019-05-14T11:42:24.18
IV.TERO.HHE. ML:1.7 0.0003720698 0.1152 AML other m 2019-05-14T11:42:25.53
IV.TERO.HHN. ML:1.7 0.000307728 0.0768 AML other m 2019-05-14T11:42:25.71
IV.TERO.HNE. ML:1.6 0.00029666286000000003 1.4528 AML other m 2019-05-14T11:42:32.81
IV.TERO.HNN. ML:1.4 0.00015461065 0.096 AML other m 2019-05-14T11:42:25.55
IV.GIGS.HHE. ML:0.8 0.000032940360000000005 1.0368 AML other m 2019-05-14T11:42:25.03
IV.GIGS.HHN. ML:1.0 0.000056597170000000006 1.9392 AML other m 2019-05-14T11:42:38.11
IV.NRCA.HNE. ML:1.5 0.0001863746 0.1408 AML other m 2019-05-14T11:42:27.90
IV.NRCA.HNN. ML:1.5 0.000168105885 0.7936 AML other m 2019-05-14T11:42:37.60
IV.NRCA.HHE. ML:1.5 0.00016370495000000003 0.1408 AML other m 2019-05-14T11:42:27.97
IV.NRCA.HHN. ML:1.4 0.00015189845 0.1408 AML other m 2019-05-14T11:42:27.52
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