Earthquake with magnitude of ML 0.8 on date 12-01-2020 and time 20:52:19 (UTC) in region 5 km W Accumoli (RI)

A magnitude ML 0.8 earthquake occured in region: 5 km W Accumoli (RI), on

  • 12-01-2020 20:52:19 (UTC)
  • 12-01-2020 21:52:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7000, 13.1880 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 5 667 667
Cittareale RI 9 482 1149
Amatrice RI 11 2657 3806
Arquata del Tronto AP 12 1178 4984
Norcia PG 13 4957 9941
Cascia PG 14 3217 13158
Acquasanta Terme AP 20 2916 16074
Montegallo AP 20 523 16597

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km NW of L'Aquila (69753 inhabitants)
43 Km W of Teramo (54892 inhabitants)
47 Km E of Terni (111501 inhabitants)
49 Km SE of Foligno (57155 inhabitants)
79 Km SE of Perugia (166134 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
87 Km NE of Guidonia Montecelio (88673 inhabitants)
88 Km NE of Tivoli (56533 inhabitants)
88 Km W of Pescara (121014 inhabitants)
89 Km W of Chieti (51815 inhabitants)
94 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 0.8 2020-01-12
20:52:19
42.7005 13.1883 9 2020-01-12
20:59:14
Sala Sismica INGV-Roma 75498871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-12 20:52:19 ± 0.13
Latitude 42.7005 ± 0.0036
Longitude 13.1883 ± 0.0061
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 75498871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 438
Semi-minor axis of confidence ellipse (meter) 256
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 272
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) 55
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.09533
Epicentral distance of station farthest from the epicenter (degree) 0.46495
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 75498871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-12 20:59:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOMA.HHE. 2020-01-12T20:52:29.37 0.3 undecidable manual P 283 51.6039 50 0.31 89
IV.MMO1.EHZ. 2020-01-12T20:52:28.49 0.3 undecidable manual S 27 24.753 110 -0.05 98
IV.RM33.EHZ. 2020-01-12T20:52:27.05 0.3 undecidable manual S 174 21.3675 113 -0.39 92
IV.MTRA.HNZ. 2020-01-12T20:52:26.23 0.3 undecidable manual S 70 18.0708 116 -0.18 97
IV.SMA1.EHZ. 2020-01-12T20:52:25.45 0.3 undecidable manual S 123 14.2746 122 0.2 97
IV.NRCA.HHZ. 2020-01-12T20:52:25.88 0.3 undecidable manual S 338 15.9729 119 0.13 98
IV.LNSS.HHZ. 2020-01-12T20:52:25.74 0.3 undecidable manual S 228 16.1727 119 -0.09 99
IV.T1299.HNZ. 2020-01-12T20:52:24.55 0.3 undecidable manual S 134 10.5783 130 0.32 95
IV.MMO1.EHZ. 2020-01-12T20:52:24.32 0.3 undecidable manual P 27 24.753 110 -0.36 92
IV.MTRA.HNZ. 2020-01-12T20:52:23.33 0.3 undecidable manual P 70 18.0708 116 -0.12 98
IV.LNSS.HHZ. 2020-01-12T20:52:23.16 0.3 undecidable manual P 228 16.1727 119 0.04 100
IV.RM33.EHZ. 2020-01-12T20:52:23.72 0.3 undecidable manual P 174 21.3675 113 -0.32 93
IV.SMA1.EHZ. 2020-01-12T20:52:23.01 0.3 undecidable manual P 123 14.2746 122 0.22 96
IV.NRCA.HHZ. 2020-01-12T20:52:23.09 0.3 undecidable manual P 338 15.9729 119 0.02 100
IV.T1299.HNZ. 2020-01-12T20:52:22.47 0.3 undecidable manual P 134 10.5783 130 0.28 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:0.7 0.000054103335 0.3328 AML other m 2020-01-12T20:52:26.12
IV.SMA1.EHN. ML:0.6 0.000042865179999999996 0.3584 AML other m 2020-01-12T20:52:25.87
IV.NRCA.HNE. ML:0.9 0.00006887937999999999 0.384 AML other m 2020-01-12T20:52:26.21
IV.NRCA.HNN. ML:1.1 0.000111990815 0.4096 AML other m 2020-01-12T20:52:26.18
IV.NRCA.HHE. ML:0.6 0.00004216124 0.1536 AML other m 2020-01-12T20:52:26.30
IV.NRCA.HHN. ML:0.8 0.000060677050000000005 0.1408 AML other m 2020-01-12T20:52:26.38
IV.LNSS.HNE. ML:0.9 0.00008121776999999999 0.128 AML other m 2020-01-12T20:52:25.91
IV.LNSS.HNN. ML:1.2 0.00013014775 0.9728 AML other m 2020-01-12T20:52:26.03
IV.LNSS.HHE. ML:0.9 0.00007442882500000001 0.1408 AML other m 2020-01-12T20:52:25.91
IV.LNSS.HHN. ML:1.0 0.00008567046 0.2176 AML other m 2020-01-12T20:52:26.11
IV.RM33.EHE. ML:0.4 0.0000222115775 0.5504 AML other m 2020-01-12T20:52:27.92
IV.RM33.EHN. ML:0.4 0.000022308679999999997 0.2432 AML other m 2020-01-12T20:52:27.34
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