Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 24-12-2019 and time 11:43:12 (Italy) in region 4 km SE Capitignano (AQ)

A magnitude ML 1.2 earthquake occured in region: 4 km SE Capitignano (AQ), on

  • 24-12-2019 10:43:12 (UTC)
  • 24-12-2019 11:43:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4870, 13.3300 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
Capitignano AQ 4 665 665
Barete AQ 6 737 1402
Pizzoli AQ 6 4326 5728
Montereale AQ 8 2581 8309
Campotosto AQ 9 542 8851
Cagnano Amiterno AQ 9 1369 10220
Scoppito AQ 14 3727 13947
Crognaleto TE 14 1297 15244
L'Aquila AQ 16 69753 84997
Amatrice RI 16 2657 87654
Borbona RI 16 617 88271
Fano Adriano TE 19 296 88567
Pietracamela TE 19 271 88838
Posta RI 20 694 89532

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km NW of L'Aquila (69753 inhabitants)
36 Km SW of Teramo (54892 inhabitants)
57 Km E of Terni (111501 inhabitants)
67 Km W of Montesilvano (53738 inhabitants)
70 Km W of Chieti (51815 inhabitants)
73 Km W of Pescara (121014 inhabitants)
73 Km NE of Tivoli (56533 inhabitants)
73 Km SE of Foligno (57155 inhabitants)
73 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km NE of Roma (2864731 inhabitants)
100 Km NE of Velletri (53303 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 1.2 2019-12-24
10:43:12		 42.4873 13.33 13 2019-12-24
10:49:46		 Sala Sismica INGV-Roma 74937771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-24 10:43:12 ± 0.13
Latitude 42.4873 ± 0.0090
Longitude 13.3300 ± 0.0073
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 74937771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 882
Semi-minor axis of confidence ellipse (meter) 531
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 206
Circular confidence region, given by single value of horizontal uncertainty (meter) 880.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 183
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38041
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 74937771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-24 10:49:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LPEL.HHZ. 2019-12-24T10:43:27.94 3.0 negative manual P 0.03 0
IV.FIAM.HHZ. 2019-12-24T10:43:23.28 3.0 undecidable manual P 0
IV.GIGS.HHZ. 2019-12-24T10:43:20.13 0.6 undecidable manual S 101 20.2686 104 -0.24 49
IV.NRCA.HHZ. 2019-12-24T10:43:20.32 0.3 undecidable manual P 335 42.2244 94 -0.07 74
IV.SMA1.EHZ. 2019-12-24T10:43:19.33 0.6 undecidable manual S 2 15.873 112 0.06 52
IV.LNSS.HHZ. 2019-12-24T10:43:18.11 0.3 undecidable manual P 299 26.9508 98 0.07 76
IV.MTRA.HNZ. 2019-12-24T10:43:18.47 0.1 undecidable manual P 10 30.3474 96 -0.1 100
IV.RM33.EHZ. 2019-12-24T10:43:17.44 0.6 undecidable manual S 284 9.7791 133 -0.44 49
IV.CAMP.HHZ. 2019-12-24T10:43:17.53 0.6 undecidable manual S 50 8.3805 138 -0.1 52
IV.GIGS.HHZ. 2019-12-24T10:43:17.09 0.3 undecidable manual P 101 20.2686 104 0.07 77
IV.SMA1.EHZ. 2019-12-24T10:43:16.51 0.3 undecidable manual P 2 15.873 112 0.12 77
IV.CAMP.HHZ. 2019-12-24T10:43:15.60 0.3 undecidable manual P 50 8.3805 138 0.16 77
IV.RM33.EHZ. 2019-12-24T10:43:15.63 0.3 undecidable manual P 284 9.7791 133 0.04 78
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHE. ML:1.2 0.00018782844999999998 0.096 AML other m 2019-12-24T10:43:18.07
IV.RM33.EHN. ML:1.1 0.0001335099 0.2432 AML other m 2019-12-24T10:43:17.52
IV.RM33.HNE. ML:1.2 0.0001921623 0.1152 AML other m 2019-12-24T10:43:18.01
IV.RM33.HNN. ML:1.1 0.00013217288 0.2432 AML other m 2019-12-24T10:43:17.52
IV.SMA1.EHE. ML:1.4 0.0001825424 0.1792 AML other m 2019-12-24T10:43:19.87
IV.SMA1.EHN. ML:1.4 0.0002208951 0.3456 AML other m 2019-12-24T10:43:19.91
IV.LNSS.HHE. ML:0.9 0.000040939555 0.16 AML other m 2019-12-24T10:43:22.46
IV.LNSS.HHN. ML:0.9 0.000037977445 0.2752 AML other m 2019-12-24T10:43:22.38
IV.NRCA.HHE. ML:1.2 0.00005317416 0.1024 AML other m 2019-12-24T10:43:27.36
IV.NRCA.HHN. ML:1.2 0.000045185415 0.096 AML other m 2019-12-24T10:43:26.69
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