Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 16-01-2020 and time 12:04:15 (Italy) in region 2 km E Accumoli (RI)

A magnitude ML 1.5 earthquake occured in region: 2 km E Accumoli (RI), on

  • 16-01-2020 11:04:15 (UTC)
  • 16-01-2020 12:04:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6900, 13.2670 at 11 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 2 667 667
Amatrice RI 7 2657 3324
Arquata del Tronto AP 10 1178 4502
Cittareale RI 12 482 4984
Acquasanta Terme AP 15 2916 7900
Campotosto AQ 17 542 8442
Montegallo AP 18 523 8965
Norcia PG 18 4957 13922
Montereale AQ 18 2581 16503
Capitignano AQ 19 665 17168
Valle Castellana TE 20 977 18145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km W of Teramo (54892 inhabitants)
39 Km N of L'Aquila (69753 inhabitants)
53 Km E of Terni (111501 inhabitants)
55 Km SE of Foligno (57155 inhabitants)
75 Km W of Montesilvano (53738 inhabitants)
82 Km W of Pescara (121014 inhabitants)
83 Km W of Chieti (51815 inhabitants)
85 Km SE of Perugia (166134 inhabitants)
89 Km NE of Guidonia Montecelio (88673 inhabitants)
89 Km NE of Tivoli (56533 inhabitants)
100 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
Bulletin
Rev1000 		ML 1.5 2020-01-16
11:04:15		 42.6897 13.2672 11 2020-07-18
21:08:20		 Bollettino Sismico Italiano INGV 76461091
Reviewed
Rev100 		ML 1.9 2020-01-16
11:04:15		 42.6905 13.2703 10 2020-01-16
11:10:56		 Sala Sismica INGV-Roma 75584991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-16 11:04:15 ± 0.05
Latitude 42.6897 ± 0.0027
Longitude 13.2672 ± 0.0061
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76461091

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 416
Semi-minor axis of confidence ellipse (meter) 334
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 102
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 81
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41189
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 21
Type of magnitude ML
Reference to an origin 76461091
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-12 12:26:20

ML:1.9

Field Value
Value 1.9
Uncertainty 0.7
Num. used stations 32
Type of magnitude ML
Reference to an origin 75584991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-16 11:10:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLMA.HHZ. 2020-01-16T11:05:49.43 3.0 undecidable manual Sg 12.52 0
IV.MNTV.HNZ. 2020-01-16T11:05:44.78 3.0 undecidable manual Sg 12.13 0
IV.CSNT.HHZ. 2020-01-16T11:05:19.04 3.0 undecidable manual Sg 7.51 0
IV.TEOL.HHZ. 2020-01-16T11:05:17.52 3.0 undecidable manual Sn -6.95 0
ZM.T1368.EHZ. 2020-01-16T11:05:14.41 3.0 undecidable manual Sg 6.94 0
AC.VLO.HHZ. 2020-01-16T11:05:03.14 3.0 undecidable manual Pn 5.54 0
IV.PIEI.HHZ. 2020-01-16T11:05:01.03 3.0 undecidable manual Sg 7.7 0
IV.CAPR.HNZ. 2020-01-16T11:05:01.44 3.0 undecidable manual Pn 2.86 0
IV.PTRJ.HHZ. 2020-01-16T11:05:01.35 3.0 undecidable manual Sg 8.98 0
IV.CADC.HNZ. 2020-01-16T11:04:53.24 3.0 negative manual Pn -2.53 0
IV.VBKN.HHZ. 2020-01-16T11:04:53.81 3.0 undecidable manual Sn -9.35 0
IV.SACS.HNZ. 2020-01-16T11:04:53.69 3.0 undecidable manual Sn -8.12 0
IT.VNF1.HGZ. 2020-01-16T11:04:47.29 3.0 undecidable manual Sn -4.74 0
IV.FIR.HHZ. 2020-01-16T11:04:45.35 3.0 undecidable manual Pg 7.73 0
GU.POPM.HHZ. 2020-01-16T11:04:42.92 3.0 positive manual Pn 0.09 0
IV.BSSO.HNZ. 2020-01-16T11:04:41.93 3.0 undecidable manual Sn -6.95 0
IV.EL6.EHZ. 2020-01-16T11:04:39.17 3.0 undecidable manual S 1.25 0
IV.EL6.EHZ. 2020-01-16T11:04:30.91 3.0 undecidable manual P 2.31 0
IV.CSP1.EHZ. 2020-01-16T11:04:30.56 0.1 undecidable manual S 354 44.9217 50 0.18 91
IV.CESI.HNZ. 2020-01-16T11:04:30.65 0.3 undecidable manual S 320 45.7209 50 0.05 70
IV.MF5.EHZ. 2020-01-16T11:04:29.04 0.1 undecidable manual S 25 36.5412 50 0.88 74
IV.FDMO.HHZ. 2020-01-16T11:04:29.28 0.3 undecidable manual S 339 41.1255 50 -0.1 70
IV.GIGS.HHZ. 2020-01-16T11:04:27.69 0.1 undecidable manual S 136 36.2415 50 -0.37 89
IV.VIVA.HHZ. 2020-01-16T11:04:27.48 3.0 positive manual Pn -2.05 0
IV.GAVE.HNZ. 2020-01-16T11:04:26.33 0.3 undecidable manual S 271 30.4473 50 -0.18 70
IV.MNTT.EHZ. 2020-01-16T11:04:25.79 3.0 positive manual P 0.76 0
IV.MC2.EHZ. 2020-01-16T11:04:25.19 0.3 undecidable manual S 346 25.3524 50 0.02 73
IV.CESI.HNZ. 2020-01-16T11:04:24.38 0.3 undecidable manual P 320 45.7209 50 0.01 70
IV.MMO1.EHZ. 2020-01-16T11:04:24.37 0.1 undecidable manual S 12 23.754 50 -0.36 91
IV.CSP1.EHZ. 2020-01-16T11:04:24.13 0.3 undecidable manual P 354 44.9217 50 -0.1 69
IV.RM33.EHZ. 2020-01-16T11:04:23.83 0.1 undecidable manual S 192 20.4684 117 -0.03 98
IV.LNSS.HHZ. 2020-01-16T11:04:23.99 0.1 undecidable manual S 243 20.868 50 0.02 98
IV.MF5.EHZ. 2020-01-16T11:04:23.28 0.3 undecidable manual P 25 36.5412 50 0.33 67
IV.NRCA.HHZ. 2020-01-16T11:04:23.31 0.1 undecidable manual S 322 20.2686 118 -0.47 89
IV.FDMO.HHZ. 2020-01-16T11:04:23.65 0.3 undecidable manual P 339 41.1255 50 -0.01 71
IV.CAMP.HHZ. 2020-01-16T11:04:23.50 0.1 undecidable manual S 146 20.6682 117 -0.4 91
IV.GIGS.HHZ. 2020-01-16T11:04:22.75 0.1 undecidable manual P 136 36.2415 50 -0.15 93
IV.GAVE.HNZ. 2020-01-16T11:04:22.32 0.3 undecidable manual P 271 30.4473 50 0.32 68
IV.MC2.EHZ. 2020-01-16T11:04:21.16 0.3 undecidable manual P 346 25.3524 50 -0.07 72
IV.MTRA.HNZ. 2020-01-16T11:04:21.37 0.1 undecidable manual S 55 12.876 130 -0.27 94
IV.ATCC.EHZ. 2020-01-16T11:04:21.83 3.0 undecidable manual P -3.26 0
IV.NRCA.HHZ. 2020-01-16T11:04:20.29 0.1 undecidable manual P 322 20.2686 118 -0.13 96
IV.MMO1.EHZ. 2020-01-16T11:04:20.84 0.1 undecidable manual P 12 23.754 50 -0.14 95
IV.SMA1.EHZ. 2020-01-16T11:04:20.56 0.1 undecidable manual S 140 8.5803 141 -0.03 100
IV.CAMP.HHZ. 2020-01-16T11:04:20.46 0.1 negative manual P 146 20.6682 117 -0.03 98
IV.T1299.EHZ. 2020-01-16T11:04:20.49 0.1 undecidable manual S 169 6.2937 149 0.36 94
IV.RM33.EHZ. 2020-01-16T11:04:20.52 0.1 positive manual P 192 20.4684 117 0.05 98
IV.LNSS.HHZ. 2020-01-16T11:04:20.56 0.1 positive manual P 243 20.868 50 0.03 98
IV.MTRA.HNZ. 2020-01-16T11:04:19.26 0.1 undecidable manual P 55 12.876 130 0.07 98
IV.SMA1.EHZ. 2020-01-16T11:04:18.89 0.1 negative manual P 140 8.5803 141 0.31 94
IV.T1299.EHZ. 2020-01-16T11:04:18.72 0.1 undecidable manual P 169 6.2937 149 0.4 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:1.7 0.000632 1.78 AML other m 2020-01-16T11:04:20.91
IV.MTRA.HNE. ML:1.7 0.0005555 0.94 AML other m 2020-01-16T11:04:21.44
IV.SMA1.EHN. ML:1.5 0.000455 0.74 AML other m 2020-01-16T11:04:21.92
IV.MTRA.EHN. ML:1.7 0.0005589999999999999 0.84 AML other m 2020-01-16T11:04:21.44
IV.MTRA.HNN. ML:1.7 0.0005505 0.84 AML other m 2020-01-16T11:04:21.44
IV.MTRA.EHE. ML:1.7 0.0005075 0.8 AML other m 2020-01-16T11:04:22.11
IV.CAMP.HHN. ML:1.1 0.0000833 0.26 AML other m 2020-01-16T11:04:23.90
IV.CAMP.HHE. ML:1.3 0.00015575 0.14 AML other m 2020-01-16T11:04:23.79
IV.NRCA.HHE. ML:1.6 0.000268 0.5 AML other m 2020-01-16T11:04:24.27
IV.RM33.EHN. ML:1.2 0.000108 1.46 AML other m 2020-01-16T11:04:24.88
IV.LNSS.HHE. ML:1.7 0.000375 0.26 AML other m 2020-01-16T11:04:24.16
IV.LNSS.HHN. ML:1.6 0.0003115 0.34 AML other m 2020-01-16T11:04:24.24
IV.NRCA.HHN. ML:1.6 0.000272 0.16 AML other m 2020-01-16T11:04:24.21
IV.RM33.EHE. ML:1.2 0.0001111 0.14 AML other m 2020-01-16T11:04:24.38
IV.CSP1.EHE. ML:1.2 0.000043295 0.64 AML other m 2020-01-16T11:04:32.07
IV.NRCA.HNN. ML:1.5 0.00024483555 0.096 AML other m 2020-01-16T11:04:24.28
IV.NRCA.HNE. ML:1.5 0.00023238465000000004 0.096 AML other m 2020-01-16T11:04:23.97
IV.RM33.HNE. ML:1.3 0.0001293413 0.9536 AML other m 2020-01-16T11:04:24.38
IV.RM33.HNN. ML:1.2 0.00010417446 0.3072 AML other m 2020-01-16T11:04:24.82
IV.MF5.EHN. ML:1.3 0.000076635835 0.3392 AML other m 2020-01-16T11:04:30.05
IV.MF5.EHE. ML:1.4 0.00009418368999999998 0.4224 AML other m 2020-01-16T11:04:29.67
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
Waveforms Seismic signals in miniseed + resp format not available