Earthquake with magnitude of ML 1.5 on date 31-05-2019 and time 19:25:12 (Italy) in region Amatrice (RI)

A magnitude ML 1.5 earthquake occured in region: Amatrice (RI), on

  • 31-05-2019 17:25:12 (UTC)
  • 31-05-2019 19:25:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6300, 13.2860 at 11 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 0 2657 2657
Accumoli RI 8 667 3324
Cittareale RI 10 482 3806
Campotosto AQ 11 542 4348
Montereale AQ 12 2581 6929
Capitignano AQ 12 665 7594
Arquata del Tronto AP 16 1178 8772
Borbona RI 18 617 9389
Cortino TE 18 656 10045
Crognaleto TE 18 1297 11342
Acquasanta Terme AP 19 2916 14258
Posta RI 19 694 14952
Cagnano Amiterno AQ 20 1369 16321
Barete AQ 20 737 17058

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of L'Aquila (69753 inhabitants)
35 Km W of Teramo (54892 inhabitants)
53 Km E of Terni (111501 inhabitants)
60 Km SE of Foligno (57155 inhabitants)
72 Km W of Montesilvano (53738 inhabitants)
78 Km W of Pescara (121014 inhabitants)
79 Km W of Chieti (51815 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
90 Km SE of Perugia (166134 inhabitants)
100 Km E of Viterbo (67173 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
Bulletin
Rev1000
ML 1.5 2019-05-31
17:25:12
42.6302 13.286 11 2019-11-13
14:30:57
Bollettino Sismico Italiano INGV 71170191
Reviewed
Rev100
ML 1.7 2019-05-31
17:25:12
42.6292 13.284 12 2019-05-31
17:30:07
Sala Sismica INGV-Roma 69058951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-05-31 17:25:12 ± 0.04
Latitude 42.6302 ± 0.0018
Longitude 13.2860 ± 0.0024
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 71170191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 230
Semi-minor axis of confidence ellipse (meter) 169
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 185
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 68
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00450
Epicentral distance of station farthest from the epicenter (degree) 0.55398
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 28
Type of magnitude ML
Reference to an origin 71170191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-04 19:24:15

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 69058951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-05-31 17:30:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2019-05-31T17:25:29.09 0.6 undecidable manual S 353 51.6039 90 0.45 43
IV.MOMA.HHZ. 2019-05-31T17:25:23.52 0.6 undecidable manual P 289 61.494 90 0.23 44
IV.GAVE.EHZ. 2019-05-31T17:25:23.46 0.3 undecidable manual S 282 32.745 91 -0.12 72
IV.MMO1.EHZ. 2019-05-31T17:25:22.95 0.1 undecidable manual S 6 30.0477 91 0.07 97
IV.CESX.HHZ. 2019-05-31T17:25:22.93 0.6 undecidable manual P 268 57.0984 90 0.31 43
IV.GIGS.HHZ. 2019-05-31T17:25:22.88 0.3 undecidable manual S 130 30.5472 91 -0.14 71
IV.CSP1.EHZ. 2019-05-31T17:25:21.95 0.3 undecidable manual P 353 51.6039 90 0.17 68
IV.TERO.HHZ. 2019-05-31T17:25:21.53 0.1 undecidable manual S 92 25.9518 91 -0.25 92
IV.NRCA.HHZ. 2019-05-31T17:25:21.66 0.3 undecidable manual S 328 26.5512 91 -0.28 69
IV.ARRO.EHZ. 2019-05-31T17:25:20.29 0.3 undecidable manual P 263 42.8238 90 -0.13 70
IV.LNSS.HHZ. 2019-05-31T17:25:20.09 0.1 undecidable manual S 261 20.2686 92 -0.18 97
IV.MF5.EHZ. 2019-05-31T17:25:20.86 0.3 undecidable manual P 20 42.1245 90 0.55 64
IV.CAMP.HHE. 2019-05-31T17:25:18.63 0.6 undecidable manual S 136 14.4744 97 -0.1 49
IV.GIGS.HHZ. 2019-05-31T17:25:18.48 0.1 undecidable manual P 130 30.5472 91 -0.05 97
IV.MMO1.EHZ. 2019-05-31T17:25:18.52 0.1 positive manual P 6 30.0477 91 0.07 96
IV.RM33.EHZ. 2019-05-31T17:25:18.63 0.3 undecidable manual S 204 14.6742 97 -0.14 74
IV.GAVE.EHZ. 2019-05-31T17:25:18.69 0.1 positive manual P 282 32.745 91 -0.16 94
IV.MC2.EHZ. 2019-05-31T17:25:18.80 0.3 undecidable manual P 346 32.1456 91 0.02 73
IV.MTRA.EHZ. 2019-05-31T17:25:18.98 0.1 undecidable manual S 33 16.6722 93 -0.33 92
IV.NRCA.HHZ. 2019-05-31T17:25:17.86 0.1 undecidable manual P 328 26.5512 91 -0.05 97
IV.TERO.HHZ. 2019-05-31T17:25:17.79 0.1 positive manual P 92 25.9518 91 -0.03 97
IV.RM33.EHZ. 2019-05-31T17:25:16.21 0.1 positive manual P 204 14.6742 97 0.13 97
IV.MTRA.EHZ. 2019-05-31T17:25:16.41 0.1 positive manual P 33 16.6722 93 0.02 100
IV.T1299.HNN. 2019-05-31T17:25:16.11 0.6 undecidable manual S 326 0.4995 176 -0.19 50
IV.SMA1.EHZ. 2019-05-31T17:25:16.60 0.1 undecidable manual S 89 3.996 154 0.07 100
IV.CAMP.HHE. 2019-05-31T17:25:16.19 0.1 undecidable manual P 136 14.4744 97 0.14 97
IV.LNSS.HHZ. 2019-05-31T17:25:16.92 0.1 positive manual P 261 20.2686 92 -0.02 99
IV.SMA1.EHZ. 2019-05-31T17:25:15.07 0.1 negative manual P 89 3.996 154 0.28 96
IV.T1299.HNN. 2019-05-31T17:25:14.77 0.1 negative manual P 326 0.4995 176 0.12 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNE. ML:1.7 0.0005097813500000001 0.1408 AML other m 2019-05-31T17:25:19.30
IV.RM33.EHE. ML:1.7 0.00048532225 0.1664 AML other m 2019-05-31T17:25:19.32
IV.RM33.EHN. ML:1.9 0.00074437095 0.1024 AML other m 2019-05-31T17:25:18.00
IV.RM33.HNN. ML:1.9 0.0007573098499999999 0.0896 AML other m 2019-05-31T17:25:18.99
IV.LNSS.HNN. ML:1.5 0.00024695755 0.2688 AML other m 2019-05-31T17:25:21.42
IV.LNSS.HNE. ML:1.4 0.0001930956 0.1664 AML other m 2019-05-31T17:25:20.34
IV.LNSS.HHE. ML:1.5 0.00021601685 0.1408 AML other m 2019-05-31T17:25:21.86
IV.LNSS.HHN. ML:1.5 0.00023425570000000002 0.2048 AML other m 2019-05-31T17:25:20.21
IV.TERO.HNN. ML:1.4 0.000126508795 0.0768 AML other m 2019-05-31T17:25:22.13
IV.TERO.HHE. ML:1.6 0.00021327580000000002 0.0896 AML other m 2019-05-31T17:25:22.12
IV.TERO.HHN. ML:1.8 0.00031389429999999994 0.0896 AML other m 2019-05-31T17:25:22.12
IV.NRCA.HNE. ML:1.4 0.00013270856 0.128 AML other m 2019-05-31T17:25:22.15
IV.NRCA.HHE. ML:1.5 0.00015946235 0.128 AML other m 2019-05-31T17:25:22.08
IV.NRCA.HHN. ML:1.3 0.0001133749 0.1024 AML other m 2019-05-31T17:25:22.08
IV.NRCA.HNN. ML:1.6 0.00022660905 1.1648 AML other m 2019-05-31T17:25:24.52
IV.GAVE.HNN. ML:1.6 0.00018591474999999998 1.1264 AML other m 2019-05-31T17:25:23.49
IV.GAVE.EHE. ML:1.6 0.0001900711 0.1664 AML other m 2019-05-31T17:25:24.10
IV.GAVE.HNE. ML:1.6 0.0001801419 0.1536 AML other m 2019-05-31T17:25:24.10
IV.GAVE.EHN. ML:1.5 0.00013184944999999998 0.1408 AML other m 2019-05-31T17:25:24.13
IV.ARRO.EHN. ML:1.0 0.00003582796 0.2432 AML other m 2019-05-31T17:25:27.22
IV.ARRO.EHE. ML:1.2 0.000046286335 0.192 AML other m 2019-05-31T17:25:29.43
IV.MF5.EHE. ML:1.5 0.000102234425 0.4096 AML other m 2019-05-31T17:25:28.00
IV.MF5.EHN. ML:1.6 0.00012390922499999998 0.384 AML other m 2019-05-31T17:25:27.67
IV.CSP1.EHN. ML:1.0 0.0000249228965 0.2432 AML other m 2019-05-31T17:25:31.27
IV.CESX.HHN. ML:1.2 0.000035178025 0.2048 AML other m 2019-05-31T17:25:31.99
IV.CESX.HHE. ML:1.0 0.0000208635065 0.3584 AML other m 2019-05-31T17:25:34.62
IV.MOMA.HHE. ML:1.4 0.000057379965 0.2432 AML other m 2019-05-31T17:25:33.44
IV.MOMA.HHN. ML:1.2 0.00003370021500000001 0.2048 AML other m 2019-05-31T17:25:35.38
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