Earthquake with magnitude of ML 1.2 on date 09-01-2019 and time 21:57:04 (Italy) in region 1 km SW Arquata del Tronto (AP)

A magnitude ML 1.2 earthquake occured in region: 1 km SW Arquata del Tronto (AP), on

  • 09-01-2019 20:57:04 (UTC)
  • 09-01-2019 21:57:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7660, 13.2940 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Arquata del Tronto AP 1 1178 1178
Accumoli RI 9 667 1845
Montegallo AP 9 523 2368
Acquasanta Terme AP 10 2916 5284
Amatrice RI 15 2657 7941
Montemonaco AP 15 604 8545
Norcia PG 17 4957 13502
Valle Castellana TE 17 977 14479
Roccafluvione AP 18 2010 16489
Castelsantangelo sul Nera MC 18 281 16770
Cittareale RI 20 482 17252

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km W of Teramo (54892 inhabitants)
47 Km N of L'Aquila (69753 inhabitants)
53 Km E of Foligno (57155 inhabitants)
58 Km E of Terni (111501 inhabitants)
75 Km W of Montesilvano (53738 inhabitants)
82 Km W of Pescara (121014 inhabitants)
83 Km E of Perugia (166134 inhabitants)
85 Km NW of Chieti (51815 inhabitants)
96 Km S of Ancona (100861 inhabitants)
97 Km NE of Guidonia Montecelio (88673 inhabitants)
98 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
Bulletin
Rev1000
ML 1.2 2019-01-09
20:57:04
42.7662 13.2942 11 2019-08-22
08:24:54
Bollettino Sismico Italiano INGV 67151301
Reviewed
Rev100
ML 1.2 2019-01-09
20:57:04
42.767 13.2965 11 2019-01-09
21:04:28
Sala Sismica INGV-Roma 64603611
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-01-09 20:57:04 ± 0.07
Latitude 42.7662 ± 0.0036
Longitude 13.2942 ± 0.0086
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 67151301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 660
Semi-minor axis of confidence ellipse (meter) 158
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) 660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 138
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
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) 0.13220
Epicentral distance of station farthest from the epicenter (degree) 0.26350
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 64603611
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-01-09 21:04:28

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 67151301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-06-18 10:48:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RM33.EHZ. 2019-01-09T20:57:14.61 0.6 undecidable manual S 193 29.2485 50 -0.03 49
IV.MF5.EHZ. 2019-01-09T20:57:14.85 0.3 undecidable manual S 29 28.0497 50 0.54 65
IV.LNSS.HNZ. 2019-01-09T20:57:14.37 0.3 undecidable manual S 229 27.5502 50 0.2 71
IV.NRCA.HHZ. 2019-01-09T20:57:11.16 0.6 undecidable manual S 297 16.4724 123 0.04 50
IV.T1299.HNZ. 2019-01-09T20:57:11.21 0.6 undecidable manual S 184 14.6742 126 0.6 43
IV.MC2.EHZ. 2019-01-09T20:57:11.85 0.3 undecidable manual S 332 18.2706 121 0.2 72
IV.MMO1.EHZ. 2019-01-09T20:57:10.57 0.3 undecidable manual S 10 14.9739 126 -0.14 73
IV.SMA1.EHZ. 2019-01-09T20:57:10.63 0.3 undecidable manual S 167 15.3735 125 -0.19 72
IV.RM33.EHZ. 2019-01-09T20:57:09.99 0.1 undecidable manual P 193 29.2485 50 -0.27 92
IV.LNSS.HNZ. 2019-01-09T20:57:09.83 0.1 undecidable manual P 229 27.5502 50 -0.17 95
IV.MF5.EHZ. 2019-01-09T20:57:09.89 0.1 undecidable manual P 29 28.0497 50 -0.19 94
IV.MC2.EHZ. 2019-01-09T20:57:08.45 0.1 undecidable manual P 332 18.2706 121 -0.09 98
IV.NRCA.HHZ. 2019-01-09T20:57:08.17 0.1 negative manual P 297 16.4724 123 -0.06 99
IV.SMA1.EHZ. 2019-01-09T20:57:08.07 0.1 undecidable manual P 167 15.3735 125 0.01 100
IV.T1299.HNZ. 2019-01-09T20:57:08.15 0.1 undecidable manual P 184 14.6742 126 0.21 96
IV.MMO1.EHZ. 2019-01-09T20:57:07.88 0.1 undecidable manual P 10 14.9739 126 -0.12 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:0.8 0.000053096575 0.0768 AML other m 2019-01-09T20:57:11.15
IV.SMA1.EHE. ML:0.7 0.00004735325 0.1536 AML other m 2019-01-09T20:57:11.18
IV.NRCA.HNN. ML:1.4 0.00020953265 0.2048 AML other m 2019-01-09T20:57:11.26
IV.NRCA.HHN. ML:1.2 0.00013297095 0.1024 AML other m 2019-01-09T20:57:11.36
IV.NRCA.HNE. ML:1.4 0.000200185 0.064 AML other m 2019-01-09T20:57:11.40
IV.NRCA.HHE. ML:1.4 0.0002076481 0.0896 AML other m 2019-01-09T20:57:11.44
IV.MF5.EHE. ML:1.2 0.00007443639999999999 0.5856 AML other m 2019-01-09T20:57:14.51
IV.RM33.EHE. ML:0.7 0.000023788089499999998 1.0144 AML other m 2019-01-09T20:57:14.03
IV.RM33.HNN. ML:1.5 0.00014431773000000002 0.9248 AML other m 2019-01-09T20:57:14.10
IV.RM33.EHN. ML:1.0 0.00004724898500000001 0.784 AML other m 2019-01-09T20:57:14.97
IV.RM33.HNE. ML:1.3 0.00009161235500000001 0.4608 AML other m 2019-01-09T20:57:14.86
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