Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 28-01-2019 and time 03:45:41 (Italy) in region 2 km NE Accumoli (RI)

A magnitude ML 1.3 earthquake occured in region: 2 km NE Accumoli (RI), on

  • 28-01-2019 02:45:41 (UTC)
  • 28-01-2019 03:45:41 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7130, 13.2640 at 13 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.

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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
Arquata del Tronto AP 7 1178 1845
Amatrice RI 9 2657 4502
Acquasanta Terme AP 14 2916 7418
Cittareale RI 14 482 7900
Montegallo AP 16 523 8423
Norcia PG 17 4957 13380
Campotosto AQ 19 542 13922
Valle Castellana TE 19 977 14899

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km W of Teramo (54892 inhabitants)
42 Km N of L'Aquila (69753 inhabitants)
53 Km SE of Foligno (57155 inhabitants)
53 Km E of Terni (111501 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
83 Km W of Pescara (121014 inhabitants)
84 Km SE of Perugia (166134 inhabitants)
84 Km W of Chieti (51815 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km NE of Tivoli (56533 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 2019-01-28
02:45:41		 42.7133 13.2642 13 2019-01-28
02:51:48		 Sala Sismica INGV-Roma 65014001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-01-28 02:45:41 ± 0.05
Latitude 42.7133 ± 0.0018
Longitude 13.2642 ± 0.0049
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 65014001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 355
Semi-minor axis of confidence ellipse (meter) 119
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 268
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.11
Epicentral distance of station closest to the epicenter (degree) 0.08004
Epicentral distance of station farthest from the epicenter (degree) 0.34804
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 65014001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-01-28 02:51:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RM33.EHZ. 2019-01-28T02:45:49.60 0.6 undecidable manual S 190 23.0547 100 -0.09 49
IV.MC2.EHZ. 2019-01-28T02:45:49.78 0.6 undecidable manual S 344 22.755 100 0.15 49
IV.MMO1.EHZ. 2019-01-28T02:45:49.20 0.6 undecidable manual S 14 21.2676 102 -0.02 50
IV.LNSS.HHZ. 2019-01-28T02:45:49.46 0.3 undecidable manual S 236 21.9669 101 0.05 74
IV.NRCA.HHZ. 2019-01-28T02:45:48.14 0.3 undecidable manual S 318 18.0708 107 -0.26 71
IV.FDMO.HHZ. 2019-01-28T02:45:48.36 0.6 positive manual P 338 38.628 94 -0.06 48
IV.MF5.EHZ. 2019-01-28T02:45:47.85 1.0 undecidable manual P 28 34.3434 95 0.09 24
IV.GAVE.EHZ. 2019-01-28T02:45:47.15 1.0 positive manual P 266 30.2475 96 0.02 25
IV.SMA1.EHZ. 2019-01-28T02:45:46.47 0.3 undecidable manual S 148 10.878 127 -0.21 73
IV.RM33.EHZ. 2019-01-28T02:45:46.02 0.1 positive manual P 190 23.0547 100 -0.01 100
IV.MC2.EHZ. 2019-01-28T02:45:46.10 0.6 negative manual P 344 22.755 100 0.1 49
IV.T1299.EHE. 2019-01-28T02:45:46.43 0.3 undecidable manual S 170 8.88 135 0.15 75
IV.TERO.HHZ. 2019-01-28T02:45:46.91 0.6 undecidable manual P 110 29.4483 96 -0.11 49
IV.LNSS.HHZ. 2019-01-28T02:45:45.88 0.3 undecidable manual P 236 21.9669 101 0.01 75
IV.CAMP.HHE. 2019-01-28T02:45:45.84 0.6 undecidable manual P 149 22.9548 100 -0.18 48
IV.NRCA.HHZ. 2019-01-28T02:45:45.26 0.1 negative manual P 318 18.0708 107 -0.03 100
IV.MMO1.EHZ. 2019-01-28T02:45:45.78 0.3 undecidable manual P 14 21.2676 102 0.02 75
IV.T1299.EHE. 2019-01-28T02:45:44.27 0.3 undecidable manual P 170 8.88 135 0.2 74
IV.SMA1.EHZ. 2019-01-28T02:45:44.43 0.1 positive manual P 148 10.878 127 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:1.2 0.00015055869999999999 0.1408 AML other m 2019-01-28T02:45:47.64
IV.SMA1.EHN. ML:1.2 0.000167475955 0.1392 AML other m 2019-01-28T02:45:47.82
IV.NRCA.HNE. ML:1.8 0.00050218165 0.12 AML other m 2019-01-28T02:45:48.33
IV.NRCA.HNN. ML:1.6 0.00026767954999999997 0.2304 AML other m 2019-01-28T02:45:48.28
IV.NRCA.HHE. ML:1.8 0.0005093819499999999 0.12 AML other m 2019-01-28T02:45:48.33
IV.NRCA.HHN. ML:1.7 0.000338523 0.12 AML other m 2019-01-28T02:45:48.28
IV.LNSS.HNE. ML:1.2 0.00010659747 0.4096 AML other m 2019-01-28T02:45:49.73
IV.LNSS.HNN. ML:1.4 0.0001495064 0.2592 AML other m 2019-01-28T02:45:49.80
IV.LNSS.HHE. ML:1.2 0.000102355465 0.12 AML other m 2019-01-28T02:45:50.82
IV.LNSS.HHN. ML:1.5 0.00019125599999999997 0.2816 AML other m 2019-01-28T02:45:49.81
IV.RM33.HNE. ML:1.3 0.00012456644 0.4496 AML other m 2019-01-28T02:45:52.10
IV.RM33.HNN. ML:1.4 0.000144055455 0.3504 AML other m 2019-01-28T02:45:50.28
IV.RM33.EHE. ML:1.2 0.000097386105 0.2 AML other m 2019-01-28T02:45:50.42
IV.RM33.EHN. ML:0.9 0.000051000599999999994 0.16 AML other m 2019-01-28T02:45:49.77
IV.TERO.HHE. ML:1.3 0.000083159315 0.1408 AML other m 2019-01-28T02:45:51.18
IV.TERO.HHN. ML:1.2 0.00008024983500000001 0.0816 AML other m 2019-01-28T02:45:51.83
IV.GAVE.EHE. ML:1.2 0.000071380565 0.16 AML other m 2019-01-28T02:45:51.88
IV.GAVE.EHN. ML:1.4 0.00010809132 0.24 AML other m 2019-01-28T02:45:51.83
IV.FDMO.HHE. ML:1.1 0.000040572935 0.2192 AML other m 2019-01-28T02:45:54.03
IV.FDMO.HHN. ML:1.1 0.000045896405000000004 0.1792 AML other m 2019-01-28T02:45:54.12
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