Earthquake with magnitude of ML 0.6 on date 27-08-2019 and time 05:40:45 (Italy) in region 1 km SE Amatrice (RI)

A magnitude ML 0.6 earthquake occured in region: 1 km SE Amatrice (RI), on

  • 27-08-2019 03:40:45 (UTC)
  • 27-08-2019 05:40:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6230, 13.3030 at 12 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 1 2657 2657
Campotosto AQ 9 542 3199
Accumoli RI 9 667 3866
Capitignano AQ 11 665 4531
Cittareale RI 12 482 5013
Montereale AQ 12 2581 7594
Arquata del Tronto AP 17 1178 8772
Crognaleto TE 17 1297 10069
Cortino TE 17 656 10725
Borbona RI 19 617 11342
Acquasanta Terme AP 19 2916 14258
Barete AQ 19 737 14995
Cagnano Amiterno AQ 19 1369 16364
Rocca Santa Maria TE 20 537 16901

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km N of L'Aquila (69753 inhabitants)
33 Km W of Teramo (54892 inhabitants)
54 Km E of Terni (111501 inhabitants)
61 Km SE of Foligno (57155 inhabitants)
70 Km W of Montesilvano (53738 inhabitants)
77 Km W of Pescara (121014 inhabitants)
77 Km W of Chieti (51815 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
92 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 0.6 2019-08-27
03:40:45
42.6233 13.303 12 2019-08-27
03:58:37
Sala Sismica INGV-Roma 71836121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-27 03:40:45 ± 0.07
Latitude 42.6233 ± 0.0036
Longitude 13.3030 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 71836121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 351
Semi-minor axis of confidence ellipse (meter) 241
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 352
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) 82
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.19425
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 71836121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-27 03:58:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.APEC.HHZ. 2019-08-27T03:41:06.06 3.0 positive manual Pg 0.15 0
IV.LAV9.HHZ. 2019-08-27T03:41:02.31 3.0 positive manual P 0.79 0
IV.GIUL.HHZ. 2019-08-27T03:41:01.38 3.0 positive manual Pn -0.29 0
IV.LNSS.HHE. 2019-08-27T03:40:53.73 0.3 undecidable manual S 264 21.5673 95 -0.03 73
IV.MTRA.EHZ. 2019-08-27T03:40:52.25 0.3 undecidable manual S 27 16.6722 101 -0.21 72
IV.RM33.EHZ. 2019-08-27T03:40:51.84 0.3 undecidable manual S 210 14.5743 106 -0.09 74
IV.CAMP.HHZ. 2019-08-27T03:40:51.34 0.3 undecidable manual S 138 12.9759 112 -0.19 73
IV.LNSS.HHE. 2019-08-27T03:40:50.26 0.1 undecidable manual P 264 21.5673 95 -0.03 98
IV.SMA1.EHZ. 2019-08-27T03:40:49.67 0.3 undecidable manual S 73 2.7972 163 -0.02 76
IV.TERO.HHZ. 2019-08-27T03:40:49.92 3.0 undecidable manual P 0.26 0
IV.T1299.HNZ. 2019-08-27T03:40:49.55 0.1 undecidable manual S 305 2.0979 167 -0.09 100
IV.RM33.EHZ. 2019-08-27T03:40:49.27 0.3 undecidable manual P 210 14.5743 106 0.04 74
IV.MTRA.EHZ. 2019-08-27T03:40:49.61 0.1 undecidable manual P 27 16.6722 101 0.07 98
IV.CAMP.HHZ. 2019-08-27T03:40:49.14 0.3 undecidable manual P 138 12.9759 112 0.14 73
IV.SMA1.EHZ. 2019-08-27T03:40:48.11 0.1 undecidable manual P 73 2.7972 163 0.17 99
IV.T1299.HNZ. 2019-08-27T03:40:48.09 0.3 undecidable manual P 305 2.0979 167 0.18 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:0.5 0.00004355000000000001 1.1 AML other m 2019-08-27T03:40:49.78
IV.SMA1.EHE. ML:0.7 0.0000757 0.18 AML other m 2019-08-27T03:40:50.13
IV.MTRA.EHE. ML:0.7 0.000039399999999999995 0.44 AML other m 2019-08-27T03:40:52.46
IV.MTRA.EHN. ML:0.7 0.0000427 0.42 AML other m 2019-08-27T03:40:52.30
IV.TERO.HHN. ML:0.5 0.000018750000000000002 0.66 AML other m 2019-08-27T03:40:54.60
IV.TERO.HHE. ML:0.4 0.000015799999999999998 0.54 AML other m 2019-08-27T03:40:55.02
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