Earthquake with magnitude of ML 1.2 on date 29-12-2019 and time 14:04:34 (UTC) in region 6 km W Arquata del Tronto (AP)

A magnitude ML 1.2 earthquake occured in region: 6 km W Arquata del Tronto (AP), on

  • 29-12-2019 14:04:34 (UTC)
  • 29-12-2019 15:04:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.78, 13.22 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 6 1178 1178
Accumoli RI 10 667 1845
Norcia PG 11 4957 6802
Montegallo AP 11 523 7325
Castelsantangelo sul Nera MC 14 281 7606
Acquasanta Terme AP 15 2916 10522
Montemonaco AP 16 604 11126
Amatrice RI 18 2657 13783
Preci PG 18 724 14507
Cascia PG 19 3217 17724
Cittareale RI 19 482 18206
Ussita MC 19 444 18650
Visso MC 20 1107 19757

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km W of Teramo (54892 inhabitants)
46 Km E of Foligno (57155 inhabitants)
50 Km N of L'Aquila (69753 inhabitants)
53 Km E of Terni (111501 inhabitants)
77 Km E of Perugia (166134 inhabitants)
82 Km W of Montesilvano (53738 inhabitants)
89 Km W of Pescara (121014 inhabitants)
91 Km NW of Chieti (51815 inhabitants)
96 Km S of Ancona (100861 inhabitants)
96 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
Rev 1000 ML 1.2 2019-12-29
14:04:34
42.78 13.22 11 2020-02-28
16:42:21
Bollettino Sismico Italiano INGV 75950301
Rev 100 ML 1.2 2019-12-29
14:04:34
42.78 13.22 11 2019-12-29
14:12:47
Sala Sismica INGV-Roma 75083291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-29 14:04:34 ± 0.04
Latitude 42.78 ± 0.00
Longitude 13.22 ± 0.00
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 75950301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 303
Semi-minor axis of confidence ellipse (meter) 199
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 58
Circular confidence region, given by single value of horizontal uncertainty (meter) 300
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.09353
Epicentral distance of station farthest from the epicenter (degree) 0.41908
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 75950301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-28 15:19:13

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 75083291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-29 14:12:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2019-12-29T14:04:46.31 0.3 undecidable manual S 358 0.3076 50 0.09 71
IV.GUMA.HNN. 2019-12-29T14:04:46.04 0.6 undecidable manual S 16 0.2905 50 0.34 45
IV.CESI.HHZ. 2019-12-29T14:04:46.49 0.3 undecidable manual S 314 0.3211 50 -0.11 71
IV.CAMP.HHZ. 2019-12-29T14:04:45.67 0.3 undecidable manual S 151 0.2833 50 0.19 70
IV.GAVE.HNZ. 2019-12-29T14:04:44.76 0.3 undecidable manual S 249 0.2581 50 0.03 73
IV.FDMO.HHZ. 2019-12-29T14:04:44.93 0.3 undecidable manual S 339 0.2707 50 -0.19 71
IV.LNSS.HHZ. 2019-12-29T14:04:43.81 0.3 undecidable manual S 217 0.2248 50 0.05 73
IV.GIGS.HHZ. 2019-12-29T14:04:42.98 0.3 undecidable manual P 142 0.4191 50 -0.22 68
IV.SMA1.EHZ. 2019-12-29T14:04:42.13 0.3 undecidable manual S 152 0.1745 50 -0.13 73
IV.CESI.HHZ. 2019-12-29T14:04:41.40 0.1 undecidable manual P 314 0.3211 50 -0.12 95
IV.MC2.EHZ. 2019-12-29T14:04:41.21 0.3 undecidable manual S 349 0.1295 127 0.39 70
IV.CSP1.EHZ. 2019-12-29T14:04:41.10 0.1 undecidable manual P 358 0.3076 50 -0.19 94
IV.GUMA.HNN. 2019-12-29T14:04:41.24 0.1 undecidable manual P 16 0.2905 50 0.24 92
IV.T1299.EHZ. 2019-12-29T14:04:41.88 0.3 undecidable manual S 164 0.1556 122 0.22 72
IV.MMO1.EHZ. 2019-12-29T14:04:40.87 0.3 undecidable manual S 34 0.1385 125 -0.22 72
IV.FDMO.HHZ. 2019-12-29T14:04:40.33 0.1 undecidable manual P 339 0.2707 50 -0.34 91
IV.CAMP.HHZ. 2019-12-29T14:04:40.69 0.3 undecidable manual P 151 0.2833 50 -0.18 71
IT.MTCL.HGZ. 2019-12-29T14:04:40.33 0.6 undecidable manual P 322 0.2662 50 -0.25 47
IV.GAVE.HNZ. 2019-12-29T14:04:40.45 0.1 undecidable manual P 249 0.2581 50 0.01 98
IV.MTRA.EHZ. 2019-12-29T14:04:40.65 0.1 undecidable manual S 102 0.1304 127 -0.2 96
IV.MF5.EHZ. 2019-12-29T14:04:40.89 0.1 undecidable manual P 40 0.268 50 0.28 92
IV.SMA1.EHZ. 2019-12-29T14:04:39.01 0.1 undecidable manual P 152 0.1745 50 0 99
IV.NRCA.HNZ. 2019-12-29T14:04:39.74 0.1 undecidable manual S 302 0.0935 136 -0.04 99
IV.LNSS.HHZ. 2019-12-29T14:04:39.92 0.3 undecidable manual P 217 0.2248 50 0.04 73
IV.MTRA.EHZ. 2019-12-29T14:04:38.24 0.1 undecidable manual P 102 0.1304 127 0.04 100
IV.T1299.EHZ. 2019-12-29T14:04:38.83 0.3 undecidable manual P 164 0.1556 122 0.17 73
IV.MMO1.EHZ. 2019-12-29T14:04:38.32 0.1 undecidable manual P 34 0.1385 125 -0.02 100
IV.MC2.EHZ. 2019-12-29T14:04:38.24 0.1 undecidable manual P 349 0.1295 127 0.06 100
IV.NRCA.HNZ. 2019-12-29T14:04:37.71 0.1 undecidable manual P 302 0.0935 136 0.13 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:1.9 0.00096080355 0.1984 AML other m 2019-12-29T14:04:39.90
IV.NRCA.HHE. ML:1.9 0.0010277843 0.1984 AML other m 2019-12-29T14:04:39.90
IV.NRCA.HHN. ML:1.9 0.0009085554 0.0768 AML other m 2019-12-29T14:04:39.85
IV.NRCA.HNN. ML:1.8 0.0008818861 0.0704 AML other m 2019-12-29T14:04:39.85
IV.MTRA.EHE. ML:0.9 8.203912E-5 0.1408 AML other m 2019-12-29T14:04:41.13
IV.MTRA.HNN. ML:1.1 0.000121537065 0.128 AML other m 2019-12-29T14:04:41.26
IV.MTRA.EHN. ML:1 0.00010538929 0.3008 AML other m 2019-12-29T14:04:41.26
IV.MTRA.HNE. ML:1.1 0.0001162954 0.384 AML other m 2019-12-29T14:04:42.33
IV.CAMP.HHE. ML:1 5.0706835E-5 1.3184 AML other m 2019-12-29T14:04:43.28
IV.LNSS.HHE. ML:1.1 7.901104E-5 0.1216 AML other m 2019-12-29T14:04:44.52
IV.LNSS.HNN. ML:1.4 0.0001339725 0.1536 AML other m 2019-12-29T14:04:44.52
IV.LNSS.HHN. ML:1.2 9.800058E-5 0.1408 AML other m 2019-12-29T14:04:44.66
IV.CESI.HNN. ML:1.5 0.000137012015 1.488 AML other m 2019-12-29T14:04:45.23
IV.FDMO.HHN. ML:0.8 2.909427E-5 0.2368 AML other m 2019-12-29T14:04:45.55
IV.CESI.HHN. ML:1.2 6.903884E-5 1.6992 AML other m 2019-12-29T14:04:47.99
IV.CESI.HHE. ML:1 4.139651E-5 0.16 AML other m 2019-12-29T14:04:47.06
IV.FDMO.HHE. ML:0.6 2.240105E-5 1.6608 AML other m 2019-12-29T14:04:48.90
IV.LNSS.HNE. ML:1.3 0.00011367735 0.8 AML other m 2019-12-29T14:04:48.64
IV.GIGS.HHE. ML:1.4 7.1122465E-5 0.5792 AML other m 2019-12-29T14:04:49.52
IV.CESI.HNE. ML:1.5 0.00012816341 0.6784 AML other m 2019-12-29T14:04:54.06
IV.CAMP.HHN. ML:0.9 3.267299E-5 0.6976 AML other m 2019-12-29T14:04:54.45
IV.CSP1.EHN. ML:1.1 5.364312E-5 0.3424 AML other m 2019-12-29T14:04:55.44
IV.CSP1.EHE. ML:1.1 5.02707E-5 1.5424 AML other m 2019-12-29T14:04:58.10
IV.GIGS.HHN. ML:1.3 5.2728225E-5 0.496 AML other m 2019-12-29T14:04:59.01
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download