Earthquake with magnitude of ML 0.8 on date 14-12-2019 and time 21:33:10 (Italy) in region 1 km SE Accumoli (RI)

A magnitude ML 0.8 earthquake occured in region: 1 km SE Accumoli (RI), on

  • 14-12-2019 20:33:10 (UTC)
  • 14-12-2019 21:33:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6920, 13.2560 at 14 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
Accumoli RI 1 667 667
Amatrice RI 7 2657 3324
Arquata del Tronto AP 10 1178 4502
Cittareale RI 11 482 4984
Acquasanta Terme AP 15 2916 7900
Norcia PG 17 4957 12857
Campotosto AQ 18 542 13399
Montegallo AP 18 523 13922
Montereale AQ 19 2581 16503
Capitignano AQ 19 665 17168

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km W of Teramo (54892 inhabitants)
40 Km NW of L'Aquila (69753 inhabitants)
52 Km E of Terni (111501 inhabitants)
54 Km SE of Foligno (57155 inhabitants)
76 Km W of Montesilvano (53738 inhabitants)
82 Km W of Pescara (121014 inhabitants)
84 Km W of Chieti (51815 inhabitants)
84 Km SE of Perugia (166134 inhabitants)
88 Km NE of Guidonia Montecelio (88673 inhabitants)
89 Km NE of Tivoli (56533 inhabitants)
99 Km E of Viterbo (67173 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 0.8 2019-12-14
20:33:10
42.6917 13.256 14 2019-12-14
20:38:56
Sala Sismica INGV-Roma 74628661
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-14 20:33:10 ± 0.05
Latitude 42.6917 ± 0.0018
Longitude 13.2560 ± 0.0037
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 74628661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 307
Semi-minor axis of confidence ellipse (meter) 80
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 69
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.06025
Epicentral distance of station farthest from the epicenter (degree) 0.26440
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 10
Type of magnitude ML
Reference to an origin 74628661
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-14 20:38:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2019-12-14T20:33:20.24 0.6 undecidable manual S 105 29.3484 98 -0.27 47
IV.MMO1.EHZ. 2019-12-14T20:33:19.07 0.3 undecidable manual S 14 23.754 102 0.04 75
IV.CAMP.HHZ. 2019-12-14T20:33:18.34 0.3 undecidable manual S 144 21.3675 105 -0.06 75
IV.LNSS.HHZ. 2019-12-14T20:33:18.11 0.3 undecidable manual S 241 20.1687 107 0 75
IV.RM33.EHZ. 2019-12-14T20:33:18.16 0.3 undecidable manual S 189 20.5683 106 -0.05 75
IV.NRCA.HHZ. 2019-12-14T20:33:17.66 0.3 undecidable manual S 324 19.5693 108 -0.28 71
IV.TERO.HHZ. 2019-12-14T20:33:16.17 0.6 undecidable manual P 105 29.3484 98 0.03 49
IV.SMA1.EHZ. 2019-12-14T20:33:15.49 0.3 undecidable manual S 136 9.3795 136 -0.12 75
IV.MMO1.EHZ. 2019-12-14T20:33:15.36 0.3 undecidable manual P 14 23.754 102 0.08 74
IV.MC2.EHZ. 2019-12-14T20:33:15.78 0.6 undecidable manual P 347 24.9528 101 0.31 47
IV.T1299.HNZ. 2019-12-14T20:33:15.16 0.3 undecidable manual S 161 6.6933 147 -0.02 77
IV.LNSS.HHZ. 2019-12-14T20:33:14.75 0.3 undecidable manual P 241 20.1687 107 0 75
IV.RM33.EHZ. 2019-12-14T20:33:14.90 0.3 undecidable manual P 189 20.5683 106 0.09 74
IV.NRCA.HHZ. 2019-12-14T20:33:14.62 0.1 negative manual P 324 19.5693 108 -0.04 100
IV.CAMP.HHZ. 2019-12-14T20:33:14.83 0.3 undecidable manual P 144 21.3675 105 -0.09 74
IV.T1299.HNZ. 2019-12-14T20:33:13.26 0.1 undecidable manual P 161 6.6933 147 0.2 99
IV.SMA1.EHZ. 2019-12-14T20:33:13.48 0.3 negative manual P 136 9.3795 136 0.17 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HHN. ML:0.5 0.000016039560000000002 0.9088 AML other m 2019-12-14T20:33:20.38
IV.SMA1.EHN. ML:0.5 0.00003692857 0.1664 AML other m 2019-12-14T20:33:16.45
IV.NRCA.HNE. ML:1.2 0.00010498960000000001 0.1408 AML other m 2019-12-14T20:33:18.02
IV.NRCA.HNN. ML:1.4 0.00018369095000000002 0.1152 AML other m 2019-12-14T20:33:17.72
IV.NRCA.HHE. ML:1.2 0.00011231409500000001 0.1024 AML other m 2019-12-14T20:33:17.66
IV.NRCA.HHN. ML:1.4 0.00017686695 0.1024 AML other m 2019-12-14T20:33:17.72
IV.RM33.EHE. ML:0.5 0.000020477602500000002 0.32 AML other m 2019-12-14T20:33:19.90
IV.TERO.HHE. ML:0.3 0.000009729173000000001 0.1408 AML other m 2019-12-14T20:33:20.63
IV.RM33.EHN. ML:0.8 0.00004443627999999999 1.8176 AML other m 2019-12-14T20:33:18.47
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