Earthquake with magnitude of ML 0.8 on date 07-05-2020 and time 23:02:02 (Italy) in region 3 km NE Amatrice (RI)

A magnitude ML 0.8 earthquake occured in region: 3 km NE Amatrice (RI), on

  • 07-05-2020 21:02:02 (UTC)
  • 07-05-2020 23:02:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6490, 13.3220 at 8 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 3 2657 2657
Accumoli RI 8 667 3324
Campotosto AQ 11 542 3866
Cittareale RI 14 482 4348
Arquata del Tronto AP 14 1178 5526
Capitignano AQ 14 665 6191
Montereale AQ 15 2581 8772
Acquasanta Terme AP 15 2916 11688
Cortino TE 16 656 12344
Crognaleto TE 17 1297 13641
Rocca Santa Maria TE 17 537 14178
Valle Castellana TE 17 977 15155

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km W of Teramo (54892 inhabitants)
34 Km N of L'Aquila (69753 inhabitants)
56 Km E of Terni (111501 inhabitants)
61 Km SE of Foligno (57155 inhabitants)
70 Km W of Montesilvano (53738 inhabitants)
76 Km W of Pescara (121014 inhabitants)
77 Km W of Chieti (51815 inhabitants)
87 Km NE of Guidonia Montecelio (88673 inhabitants)
87 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
Bulletin
Rev1000
ML 0.8 2020-05-07
21:02:02
42.6492 13.3218 8 2020-11-19
12:36:48
Bollettino Sismico Italiano INGV 80059441
Reviewed
Rev100
ML 0.9 2020-05-07
21:02:02
42.6378 13.3075 8 2020-05-07
21:06:22
Sala Sismica INGV-Roma 78930691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-07 21:02:02 ± 0.09
Latitude 42.6492 ± 0.0027
Longitude 13.3218 ± 0.0049
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 80059441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 342
Semi-minor axis of confidence ellipse (meter) 277
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 74
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.02068
Epicentral distance of station farthest from the epicenter (degree) 0.35343
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 80059441
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-06-10 08:54:37

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 78930691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-07 21:06:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIGS.HHZ. 2020-05-07T21:02:13.07 0.6 undecidable manual S 137 29.8479 104 -0.44 45
IV.NRCA.HHZ. 2020-05-07T21:02:12.21 0.6 undecidable manual S 321 26.5512 106 -0.17 48
IV.MMO1.EHZ. 2020-05-07T21:02:12.76 0.6 undecidable manual S 1 27.75 105 -0.04 49
IV.TERO.HHZ. 2020-05-07T21:02:11.21 0.3 undecidable manual S 97 23.2545 108 -0.07 74
IV.MF5.EHZ. 2020-05-07T21:02:10.56 0.6 undecidable manual P 17 39.2274 50 -0.15 47
IV.MTRA.EHZ. 2020-05-07T21:02:08.30 0.3 undecidable manual S 27 13.3755 120 0.14 74
IV.CAMP.HHZ. 2020-05-07T21:02:08.66 0.3 undecidable manual S 150 14.4744 118 0.19 73
IV.NRCA.HHZ. 2020-05-07T21:02:08.27 0.1 undecidable manual P 321 26.5512 106 -0.06 98
IV.MMO1.EHZ. 2020-05-07T21:02:08.48 0.1 undecidable manual P 1 27.75 105 -0.1 97
IV.GIGS.HHZ. 2020-05-07T21:02:08.62 0.6 undecidable manual P 137 29.8479 104 -0.37 46
IV.TERO.HHZ. 2020-05-07T21:02:07.77 0.3 negative manual P 97 23.2545 108 0.08 74
IV.MTRA.EHZ. 2020-05-07T21:02:06.12 0.1 positive manual P 27 13.3755 120 0.22 97
IV.RM33.EHZ. 2020-05-07T21:02:06.93 0.3 undecidable manual P 209 17.871 113 0.24 72
IV.CAMP.HHZ. 2020-05-07T21:02:06.29 0.6 undecidable manual P 150 14.4744 118 0.21 49
IV.SMA1.EHZ. 2020-05-07T21:02:05.38 0.3 undecidable manual S 152 2.2977 163 -0.18 75
IV.T1299.HNZ. 2020-05-07T21:02:05.56 0.1 undecidable manual S 243 3.5964 155 -0.17 100
IV.SMA1.EHZ. 2020-05-07T21:02:04.57 0.3 negative manual P 152 2.2977 163 0.17 75
IV.T1299.HNZ. 2020-05-07T21:02:04.65 0.1 undecidable manual P 243 3.5964 155 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHE. ML:0.8 0.00007670000000000001 0.5 AML other m 2020-05-07T21:02:08.37
IV.MTRA.EHN. ML:0.8 0.0000789 0.6 AML other m 2020-05-07T21:02:08.73
IV.RM33.EHN. ML:0.6 0.0000373 1.42 AML other m 2020-05-07T21:02:10.11
IV.RM33.EHE. ML:0.6 0.00003395 1.76 AML other m 2020-05-07T21:02:11.88
IV.TERO.HHN. ML:1.0 0.0000746 0.32 AML other m 2020-05-07T21:02:11.61
IV.TERO.HHE. ML:0.8 0.0000402 0.48 AML other m 2020-05-07T21:02:11.30
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