Earthquake with magnitude of ML 1.4 on date 02-04-2020 and time 08:07:37 (Italy) in region 8 km W Accumoli (RI)

A magnitude ML 1.4 earthquake occured in region: 8 km W Accumoli (RI), on

  • 02-04-2020 06:07:37 (UTC)
  • 02-04-2020 08:07:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7300, 13.1640 at 16 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
Accumoli RI 8 667 667
Norcia PG 9 4957 5624
Arquata del Tronto AP 12 1178 6802
Cittareale RI 12 482 7284
Cascia PG 12 3217 10501
Amatrice RI 15 2657 13158
Castelsantangelo sul Nera MC 19 281 13439
Montegallo AP 19 523 13962
Poggiodomo PG 19 117 14079
Monteleone di Spoleto PG 19 599 14678
Preci PG 20 724 15402

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km W of Teramo (54892 inhabitants)
45 Km SE of Foligno (57155 inhabitants)
46 Km NW of L'Aquila (69753 inhabitants)
46 Km E of Terni (111501 inhabitants)
76 Km SE of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
89 Km NE of Guidonia Montecelio (88673 inhabitants)
90 Km NE of Tivoli (56533 inhabitants)
91 Km W of Pescara (121014 inhabitants)
92 Km W of Chieti (51815 inhabitants)
93 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
Reviewed
Rev100
ML 1.4 2020-04-02
06:07:37
42.7295 13.1642 16 2020-04-02
06:32:07
Sala Sismica INGV-Roma 77780621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-02 06:07:37 ± 0.08
Latitude 42.7295 ± 0.0027
Longitude 13.1642 ± 0.0049
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 77780621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 437
Semi-minor axis of confidence ellipse (meter) 133
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 247
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
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) 0.11062
Epicentral distance of station farthest from the epicenter (degree) 0.60165
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 77780621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-02 06:32:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2020-04-02T06:07:59.28 0.6 undecidable manual S 356 66.7776 95 1.17 31
IV.CSP1.EHZ. 2020-04-02T06:07:51.44 0.6 undecidable manual S 5 40.3263 100 0.32 45
IV.CESI.HHZ. 2020-04-02T06:07:50.33 0.6 undecidable manual S 325 37.1295 102 0.05 48
IV.TERO.HHZ. 2020-04-02T06:07:50.28 0.6 undecidable manual S 108 37.7289 101 -0.17 47
IV.FDMO.HHZ. 2020-04-02T06:07:49.58 0.6 undecidable manual S 350 34.6431 103 -0.05 48
IV.EL6.EHZ. 2020-04-02T06:07:49.27 0.6 undecidable manual P 356 66.7776 95 -0.25 44
IV.CAMP.HHZ. 2020-04-02T06:07:48.43 0.6 undecidable manual S 137 29.3484 106 0.17 48
IV.RM33.EHZ. 2020-04-02T06:07:47.18 0.3 undecidable manual S 170 24.753 111 0.07 74
IV.MMO1.EHZ. 2020-04-02T06:07:46.68 0.3 undecidable manual S 35 23.0547 113 0.01 75
IV.MC2.EHZ. 2020-04-02T06:07:46.19 0.6 undecidable manual S 6 20.2686 117 0.19 48
IV.LNSS.HHZ. 2020-04-02T06:07:45.33 0.6 undecidable manual S 216 17.2716 122 0.02 50
IV.SMA1.EHZ. 2020-04-02T06:07:45.60 0.6 undecidable manual S 128 17.7711 121 0.19 49
IV.CSP1.EHZ. 2020-04-02T06:07:45.45 0.3 undecidable manual P 5 40.3263 100 -0.03 72
IV.MTRA.EHZ. 2020-04-02T06:07:45.59 0.3 undecidable manual S 81 19.1697 119 -0.15 73
IV.T1299.HNE. 2020-04-02T06:07:44.88 0.6 undecidable manual S 138 14.2746 129 0.22 49
IV.TERO.HHZ. 2020-04-02T06:07:44.90 0.3 undecidable manual P 108 37.7289 101 -0.19 70
IV.CESI.HHZ. 2020-04-02T06:07:44.85 0.3 undecidable manual P 325 37.1295 102 -0.15 71
IV.FDMO.HHZ. 2020-04-02T06:07:44.40 0.1 undecidable manual P 350 34.6431 103 -0.22 94
IV.NRCA.HHZ. 2020-04-02T06:07:43.86 0.3 undecidable manual S 341 12.2766 135 -0.39 69
IV.RM33.EHZ. 2020-04-02T06:07:43.16 0.1 undecidable manual P 170 24.753 111 0 99
IV.CAMP.HHZ. 2020-04-02T06:07:43.79 0.1 undecidable manual P 137 29.3484 106 -0.04 98
IV.MTRA.EHZ. 2020-04-02T06:07:42.39 0.1 undecidable manual P 81 19.1697 119 0.01 100
IV.MC2.EHZ. 2020-04-02T06:07:42.54 0.1 undecidable manual P 6 20.2686 117 0.01 100
IV.MMO1.EHZ. 2020-04-02T06:07:42.87 0.1 positive manual P 35 23.0547 113 -0.04 99
IV.LNSS.HHZ. 2020-04-02T06:07:42.17 0.1 positive manual P 216 17.2716 122 0.04 100
IV.SMA1.EHZ. 2020-04-02T06:07:42.24 0.1 undecidable manual P 128 17.7711 121 0.05 99
IV.NRCA.HHZ. 2020-04-02T06:07:41.41 0.1 undecidable manual P 341 12.2766 135 -0.11 99
IV.T1299.HNE. 2020-04-02T06:07:41.94 0.1 undecidable manual P 138 14.2746 129 0.19 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.8 0.00046300000000000003 0.1 AML other m 2020-04-02T06:07:43.93
IV.NRCA.HNN. ML:1.7 0.000434 0.78 AML other m 2020-04-02T06:07:43.98
IV.NRCA.HNE. ML:1.7 0.00045200000000000004 1.84 AML other m 2020-04-02T06:07:44.05
IV.NRCA.HHE. ML:1.7 0.00044 1.82 AML other m 2020-04-02T06:07:44.97
IV.LNSS.HHE. ML:1.6 0.0003115 0.34 AML other m 2020-04-02T06:07:45.68
IV.SMA1.EHN. ML:1.0 0.00007325 0.82 AML other m 2020-04-02T06:07:45.22
IV.LNSS.HHN. ML:1.4 0.0001835 0.2 AML other m 2020-04-02T06:07:45.73
IV.MTRA.EHE. ML:1.5 0.00021150000000000002 0.12 AML other m 2020-04-02T06:07:46.14
IV.SMA1.EHE. ML:1.0 0.00007664999999999999 1.24 AML other m 2020-04-02T06:07:46.83
IV.MTRA.EHN. ML:1.4 0.000178 0.82 AML other m 2020-04-02T06:07:46.20
IV.RM33.EHN. ML:1.1 0.00006925 0.88 AML other m 2020-04-02T06:07:47.19
IV.RM33.EHE. ML:1.2 0.0000819 0.6 AML other m 2020-04-02T06:07:47.99
IV.TERO.HHE. ML:1.1 0.000041150000000000004 0.9 AML other m 2020-04-02T06:07:50.07
IV.TERO.HHN. ML:1.1 0.0000473 0.1 AML other m 2020-04-02T06:07:51.03
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