Earthquake with magnitude of ML 1.3 on date 08-02-2020 and time 15:21:50 (UTC) in region 8 km NW Accumoli (RI)

A magnitude ML 1.3 earthquake occured in region: 8 km NW Accumoli (RI), on

  • 08-02-2020 15:21:50 (UTC)
  • 08-02-2020 16:21:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7550, 13.1900 at 9 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 9 1178 6802
Cascia PG 15 3217 10019
Montegallo AP 15 523 10542
Cittareale RI 15 482 11024
Castelsantangelo sul Nera MC 16 281 11305
Amatrice RI 16 2657 13962
Acquasanta Terme AP 18 2916 16878
Preci PG 19 724 17602
Montemonaco AP 20 604 18206

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km W of Teramo (54892 inhabitants)
46 Km SE of Foligno (57155 inhabitants)
48 Km NW of L'Aquila (69753 inhabitants)
49 Km E of Terni (111501 inhabitants)
76 Km SE of Perugia (166134 inhabitants)
83 Km W of Montesilvano (53738 inhabitants)
90 Km W of Pescara (121014 inhabitants)
92 Km W of Chieti (51815 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
94 Km NE of Tivoli (56533 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
100 Km S of Ancona (100861 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 2020-02-08
15:21:50
42.7547 13.1895 9 2020-02-08
15:37:39
Sala Sismica INGV-Roma 76348551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-08 15:21:50 ± 0.07
Latitude 42.7547 ± 0.0045
Longitude 13.1895 ± 0.0049
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 76348551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 467
Semi-minor axis of confidence ellipse (meter) 389
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 157
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38311
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 76348551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-08 15:37:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATPI.EHZ. 2020-02-08T15:22:13.46 3.0 undecidable manual S 0.74 0
IV.CSP1.EHZ. 2020-02-08T15:22:04.13 0.3 undecidable manual S 2 37.4292 50 0.41 67
IV.CESI.HHZ. 2020-02-08T15:22:03.32 0.3 undecidable manual S 320 36.1416 50 -0.06 72
IV.FDMO.HHZ. 2020-02-08T15:22:02.62 0.3 undecidable manual S 345 32.3454 50 0.26 70
IV.EL6.EHZ. 2020-02-08T15:22:02.35 3.0 undecidable manual S -1.09 0
IV.GAVE.EHZ. 2020-02-08T15:22:00.45 0.3 undecidable manual S 254 25.0527 110 0.31 70
IV.MOMA.HHZ. 2020-02-08T15:22:00.64 3.0 negative manual P 3.15 0
IV.RM33.EHZ. 2020-02-08T15:21:58.94 3.0 undecidable manual P 27.3504 2.28 0
IV.CSP1.EHZ. 2020-02-08T15:21:58.08 0.1 undecidable manual P 2 37.4292 50 -0.21 93
IV.PF6.EHZ. 2020-02-08T15:21:58.83 0.3 undecidable manual P 1 42.5241 50 -0.25 69
IV.MMO1.EHZ. 2020-02-08T15:21:58.52 0.3 undecidable manual S 35 19.5693 115 0.13 73
IV.CESI.HHZ. 2020-02-08T15:21:57.99 0.1 undecidable manual P 320 36.1416 50 -0.11 95
IV.MF5.EHZ. 2020-02-08T15:21:57.97 0.3 undecidable manual P 40 33.9438 50 0.22 70
IV.MTRA.EHZ. 2020-02-08T15:21:57.34 0.3 undecidable manual S 89 16.872 119 -0.22 72
IV.FDMO.HHZ. 2020-02-08T15:21:57.19 0.1 undecidable manual P 345 32.3454 50 -0.32 92
IV.TERO.HHZ. 2020-02-08T15:21:57.84 3.0 undecidable manual P -0.21 0
IV.CAMP.HHZ. 2020-02-08T15:21:56.72 3.0 positive manual P -1.08 0
IV.GAVE.EHZ. 2020-02-08T15:21:56.05 0.1 undecidable manual P 254 25.0527 110 -0.18 96
IV.LNSS.HHZ. 2020-02-08T15:21:55.34 0.1 undecidable manual P 216 20.7681 114 -0.09 98
IV.MMO1.EHZ. 2020-02-08T15:21:55.13 0.1 undecidable manual P 35 19.5693 115 -0.08 98
IV.NRCA.HNZ. 2020-02-08T15:21:55.59 0.6 undecidable manual S 325 10.6782 131 -0.2 49
IV.SMA1.EHZ. 2020-02-08T15:21:55.35 0.1 undecidable manual P 139 18.1707 117 0.38 93
IV.MTRA.EHZ. 2020-02-08T15:21:54.63 0.1 undecidable manual P 89 16.872 119 -0.1 98
IV.MC2.EHZ. 2020-02-08T15:21:54.98 0.1 undecidable manual P 360 17.3715 118 0.16 97
IV.NRCA.HNZ. 2020-02-08T15:21:53.79 0.1 undecidable manual P 325 10.6782 131 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.7 0.0006 0.08 AML other m 2020-02-08T15:21:55.77
IV.NRCA.HHE. ML:1.8 0.0008125 0.08 AML other m 2020-02-08T15:21:55.86
IV.MTRA.EHE. ML:1.6 0.000388 0.72 AML other m 2020-02-08T15:21:57.48
IV.MTRA.HNN. ML:1.5 0.0003035 1.14 AML other m 2020-02-08T15:21:57.90
IV.MTRA.HNE. ML:1.7 0.00041000000000000005 1.58 AML other m 2020-02-08T15:21:58.90
IV.MTRA.EHN. ML:1.5 0.00030199999999999997 0.26 AML other m 2020-02-08T15:21:58.11
IV.LNSS.HHE. ML:1.5 0.00022 0.2 AML other m 2020-02-08T15:21:58.91
IV.LNSS.HHN. ML:1.5 0.000224 0.82 AML other m 2020-02-08T15:21:59.32
IV.SMA1.EHE. ML:1.3 0.000179 0.42 AML other m 2020-02-08T15:22:00.20
IV.SMA1.EHN. ML:1.1 0.00010525000000000001 1.38 AML other m 2020-02-08T15:22:00.91
IV.GAVE.EHN. ML:1.5 0.00017199999999999998 0.7 AML other m 2020-02-08T15:22:00.91
IV.GAVE.EHE. ML:1.4 0.0001385 1.44 AML other m 2020-02-08T15:22:01.80
IV.FDMO.HHN. ML:1.0 0.00004435 0.38 AML other m 2020-02-08T15:22:02.62
IV.CESI.HHN. ML:1.4 0.00009415 0.3 AML other m 2020-02-08T15:22:03.66
IV.RM33.EHN. ML:1.1 0.0000702 0.28 AML other m 2020-02-08T15:22:03.82
IV.FDMO.HHE. ML:1.0 0.0000433 0.68 AML other m 2020-02-08T15:22:04.00
IV.RM33.EHE. ML:1.1 0.0000673 1.08 AML other m 2020-02-08T15:22:04.36
IV.CESI.HHE. ML:1.1 0.0000472 0.6 AML other m 2020-02-08T15:22:04.98
IV.TERO.HHE. ML:0.9 0.000028400000000000003 0.5 AML other m 2020-02-08T15:22:07.34
IV.TERO.HHN. ML:1.0 0.000035100000000000006 1.22 AML other m 2020-02-08T15:22:07.98
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