Earthquake with magnitude of ML 1.3 on date 29-03-2020 and time 00:08:21 (Italy) in region 4 km N Amatrice (RI)

A magnitude ML 1.3 earthquake occured in region: 4 km N Amatrice (RI), on

  • 28-03-2020 23:08:21 (UTC)
  • 29-03-2020 00:08:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6630, 13.2870 at 10 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 4 2657 2657
Accumoli RI 5 667 3324
Cittareale RI 11 482 3806
Arquata del Tronto AP 12 1178 4984
Campotosto AQ 14 542 5526
Acquasanta Terme AP 16 2916 8442
Montereale AQ 16 2581 11023
Capitignano AQ 16 665 11688
Cortino TE 19 656 12344
Valle Castellana TE 19 977 13321
Rocca Santa Maria TE 20 537 13858

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km W of Teramo (54892 inhabitants)
36 Km N of L'Aquila (69753 inhabitants)
54 Km E of Terni (111501 inhabitants)
58 Km SE of Foligno (57155 inhabitants)
73 Km W of Montesilvano (53738 inhabitants)
79 Km W of Pescara (121014 inhabitants)
80 Km W of Chieti (51815 inhabitants)
87 Km NE of Guidonia Montecelio (88673 inhabitants)
87 Km NE of Tivoli (56533 inhabitants)
88 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 1.3 2020-03-28
23:08:21
42.6632 13.2868 10 2020-03-28
23:13:37
Sala Sismica INGV-Roma 77657021
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-03-28 23:08:21 ± 0.09
Latitude 42.6632 ± 0.0054
Longitude 13.2868 ± 0.0086
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 77657021

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 615
Semi-minor axis of confidence ellipse (meter) 593
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 241
Circular confidence region, given by single value of horizontal uncertainty (meter) 610.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39930
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 77657021
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-03-28 23:13:37
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2020-03-28T23:08:45.76 3.0 undecidable manual S 0.38 0
IV.MF5.EHZ. 2020-03-28T23:08:34.64 0.3 undecidable manual S 21 38.628 50 0.58 64
IV.T0110.HHZ. 2020-03-28T23:08:32.02 3.0 undecidable manual P -0.35 0
IV.MC2.EHZ. 2020-03-28T23:08:31.47 0.3 undecidable manual S 344 28.6491 50 0.08 73
IV.GIGS.HHZ. 2020-03-28T23:08:31.98 0.3 undecidable manual S 135 33.0447 50 -0.57 62
IV.OFFI.HHZ. 2020-03-28T23:08:30.14 0.1 undecidable manual P 47 44.3223 50 0.68 81
IV.ARRO.EHZ. 2020-03-28T23:08:29.32 3.0 negative manual P -0.07 0
IV.NRCA.HHZ. 2020-03-28T23:08:29.55 0.3 undecidable manual S 323 23.5542 50 -0.48 66
IV.LNSS.HHZ. 2020-03-28T23:08:29.36 0.3 undecidable manual S 252 21.1677 116 0.04 74
IV.FDMO.HHZ. 2020-03-28T23:08:29.19 0.6 negative manual P -0.32 0.9
IV.MF5.EHZ. 2020-03-28T23:08:28.76 0.1 undecidable manual P 21 38.628 50 0.17 93
IV.RM33.EHZ. 2020-03-28T23:08:28.50 0.3 undecidable manual S 199 18.0708 120 0.14 73
IV.GIGS.HHZ. 2020-03-28T23:08:27.28 0.6 undecidable manual P 135 33.0447 50 -0.44 44
IV.TERO.HHZ. 2020-03-28T23:08:26.29 0.1 negative manual P -0.11 1.81
IV.MTRA.EHZ. 2020-03-28T23:08:26.71 0.6 undecidable manual S 41 13.6752 127 -0.38 47
IV.MC2.EHZ. 2020-03-28T23:08:26.82 1.0 undecidable manual P 344 28.6491 50 -0.23 23
IV.LNSS.HHZ. 2020-03-28T23:08:26.09 0.1 undecidable manual P 252 21.1677 116 0.24 95
IV.RM33.EHZ. 2020-03-28T23:08:25.47 0.6 negative manual P 199 18.0708 120 0.16 48
IV.SMA1.EHZ. 2020-03-28T23:08:25.32 0.3 undecidable manual S 132 5.3946 153 0.14 73
IV.NRCA.HHZ. 2020-03-28T23:08:25.95 0.1 undecidable manual P 323 23.5542 50 -0.31 92
IV.MTRA.EHZ. 2020-03-28T23:08:24.54 0.1 undecidable manual P 41 13.6752 127 -0.03 100
IV.SMA1.EHZ. 2020-03-28T23:08:23.84 0.3 undecidable manual P 132 5.3946 153 0.38 70
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:1.5 0.0005975 0.1 AML other m 2020-03-28T23:08:25.76
IV.SMA1.EHN. ML:1.5 0.0005250000000000001 0.12 AML other m 2020-03-28T23:08:25.92
IV.MTRA.EHE. ML:1.5 0.0003475 0.22 AML other m 2020-03-28T23:08:27.14
IV.MTRA.EHN. ML:1.4 0.0002245 1.4 AML other m 2020-03-28T23:08:27.89
IV.RM33.EHN. ML:0.8 0.00005105 1.28 AML other m 2020-03-28T23:08:28.79
IV.RM33.EHE. ML:1.0 0.00007805000000000001 1.22 AML other m 2020-03-28T23:08:28.79
IV.LNSS.HHE. ML:1.6 0.00026849999999999997 0.16 AML other m 2020-03-28T23:08:29.58
IV.LNSS.HHN. ML:1.5 0.00020899999999999998 0.4 AML other m 2020-03-28T23:08:29.47
IV.TERO.HHN. ML:1.7 0.00027649999999999994 0.08 AML other m 2020-03-28T23:08:30.21
IV.NRCA.HHN. ML:1.4 0.0001625 0.1 AML other m 2020-03-28T23:08:30.13
IV.TERO.HHE. ML:1.6 0.0002145 0.12 AML other m 2020-03-28T23:08:30.33
IV.NRCA.HHE. ML:1.4 0.0001575 0.1 AML other m 2020-03-28T23:08:30.45
IV.GIGS.HHN. ML:0.8 0.0000303 0.08 AML other m 2020-03-28T23:08:32.07
IV.GIGS.HHE. ML:0.9 0.0000327 1.16 AML other m 2020-03-28T23:08:32.09
IV.FDMO.HHE. ML:0.8 0.00001975 0.44 AML other m 2020-03-28T23:08:35.35
IV.ARRO.EHE. ML:0.9 0.00002585 0.96 AML other m 2020-03-28T23:08:36.21
IV.ARRO.EHN. ML:1.0 0.000028 1.28 AML other m 2020-03-28T23:08:36.84
IV.FDMO.HHN. ML:0.8 0.000019549999999999997 1.36 AML other m 2020-03-28T23:08:36.28
IV.OFFI.HHE. ML:1.3 0.00006385000000000001 0.56 AML other m 2020-03-28T23:08:38.62
IV.OFFI.HHN. ML:1.5 0.00009540000000000001 0.88 AML other m 2020-03-28T23:08:39.62
IV.T0110.HHN. ML:1.3 0.000032800000000000004 0.44 AML other m 2020-03-28T23:08:43.53
IV.T0110.HHE. ML:1.2 0.000031 0.44 AML other m 2020-03-28T23:08:45.49
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