Earthquake with magnitude of ML 1.0 on date 06-12-2019 and time 17:38:11 (Italy) in region 3 km W Arquata del Tronto (AP)

A magnitude ML 1.0 earthquake occured in region: 3 km W Arquata del Tronto (AP), on

  • 06-12-2019 16:38:11 (UTC)
  • 06-12-2019 17:38:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7650, 13.2630 at 11 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
Arquata del Tronto AP 3 1178 1178
Accumoli RI 8 667 1845
Montegallo AP 10 523 2368
Acquasanta Terme AP 12 2916 5284
Norcia PG 14 4957 10241
Amatrice RI 15 2657 12898
Montemonaco AP 16 604 13502
Castelsantangelo sul Nera MC 17 281 13783
Cittareale RI 18 482 14265
Valle Castellana TE 20 977 15242

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km W of Teramo (54892 inhabitants)
47 Km N of L'Aquila (69753 inhabitants)
50 Km E of Foligno (57155 inhabitants)
55 Km E of Terni (111501 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
81 Km E of Perugia (166134 inhabitants)
85 Km W of Pescara (121014 inhabitants)
87 Km NW of Chieti (51815 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km NE of Tivoli (56533 inhabitants)
97 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 1.0 2019-12-06
16:38:11
42.7652 13.2633 11 2019-12-06
16:44:13
Sala Sismica INGV-Roma 74382851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-06 16:38:11 ± 0.04
Latitude 42.7652 ± 0.0018
Longitude 13.2633 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 74382851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 372
Semi-minor axis of confidence ellipse (meter) 57
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 70
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32915
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 74382851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-06 16:44:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATPI.EHZ. 2019-12-06T16:38:39.22 3.0 undecidable manual S -0.67 0
IV.CSP1.EHZ. 2019-12-06T16:38:23.68 0.3 undecidable manual S 353 36.5412 50 0.02 72
IV.FDMO.HHZ. 2019-12-06T16:38:22.62 0.3 undecidable manual S 335 33.3444 50 -0.18 70
IV.RM33.EHZ. 2019-12-06T16:38:21.61 0.3 undecidable manual S 188 28.749 50 0.04 73
IV.MC2.EHZ. 2019-12-06T16:38:18.68 0.3 undecidable manual S 340 17.2716 122 0.26 71
IV.CSP1.EHZ. 2019-12-06T16:38:18.30 0.3 undecidable manual P 353 36.5412 50 -0.16 70
IV.TERO.HHZ. 2019-12-06T16:38:17.72 0.3 undecidable manual P 120 31.9458 50 -0.04 72
IV.NRCA.HHZ. 2019-12-06T16:38:17.45 0.3 undecidable manual S 302 14.2746 127 -0.11 74
IV.FDMO.HHZ. 2019-12-06T16:38:17.81 0.3 undecidable manual P 335 33.3444 50 -0.16 71
IV.MF5.EHZ. 2019-12-06T16:38:17.70 0.3 undecidable manual P 33 29.4483 50 0.34 68
IV.MMO1.EHZ. 2019-12-06T16:38:17.81 0.3 undecidable manual S 19 15.7731 124 -0.16 73
IV.RM33.EHZ. 2019-12-06T16:38:17.31 0.3 undecidable manual P 188 28.749 50 0.05 73
IV.SMA1.EHZ. 2019-12-06T16:38:17.90 0.3 undecidable manual S 159 16.0728 124 -0.16 73
IV.MTRA.HNZ. 2019-12-06T16:38:16.56 0.3 undecidable manual S 95 10.878 134 -0.1 74
IV.MMO1.EHZ. 2019-12-06T16:38:15.17 0.1 undecidable manual P 19 15.7731 124 0 100
IV.SMA1.EHZ. 2019-12-06T16:38:15.32 0.3 undecidable manual P 159 16.0728 124 0.09 74
IV.NRCA.HHZ. 2019-12-06T16:38:15.02 0.3 undecidable manual P 302 14.2746 127 0.08 74
IV.MC2.EHZ. 2019-12-06T16:38:15.52 0.3 undecidable manual P 340 17.2716 122 0.08 74
IV.MTRA.HNZ. 2019-12-06T16:38:14.52 0.3 undecidable manual P 95 10.878 134 0.1 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHN. ML:0.8 0.0000741 0.18 AML other m 2019-12-06T16:38:16.63
IV.MTRA.EHE. ML:0.8 0.0000688 0.34 AML other m 2019-12-06T16:38:16.91
IV.NRCA.HHE. ML:1.2 0.00016149999999999997 0.34 AML other m 2019-12-06T16:38:17.49
IV.SMA1.EHE. ML:0.9 0.00006905 0.14 AML other m 2019-12-06T16:38:18.27
IV.NRCA.HHN. ML:1.2 0.00014050000000000003 0.62 AML other m 2019-12-06T16:38:18.54
IV.SMA1.EHN. ML:0.9 0.00007405000000000001 1.06 AML other m 2019-12-06T16:38:18.27
IV.NRCA.HNE. ML:1.2 0.00016796065 0.2304 AML other m 2019-12-06T16:38:17.66
IV.NRCA.HNN. ML:1.2 0.00016649184 0.2816 AML other m 2019-12-06T16:38:17.69
IV.RM33.EHE. ML:0.7 0.00002409755 2.2912 AML other m 2019-12-06T16:38:22.12
IV.RM33.EHN. ML:0.7 0.00002409703 0.1792 AML other m 2019-12-06T16:38:21.92
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