Earthquake with magnitude of ML 0.9 on date 19-10-2019 and time 22:47:44 (UTC) in region 6 km E Accumoli (RI)

A magnitude ML 0.9 earthquake occured in region: 6 km E Accumoli (RI), on

  • 19-10-2019 22:47:44 (UTC)
  • 20-10-2019 00:47:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6920, 13.3210 at 12 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 6 667 667
Amatrice RI 7 2657 3324
Arquata del Tronto AP 9 1178 4502
Acquasanta Terme AP 11 2916 7418
Valle Castellana TE 15 977 8395
Campotosto AQ 15 542 8937
Cittareale RI 16 482 9419
Montegallo AP 17 523 9942
Rocca Santa Maria TE 17 537 10479
Cortino TE 17 656 11135
Capitignano AQ 19 665 11800
Montereale AQ 20 2581 14381

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km W of Teramo (54892 inhabitants)
38 Km N of L'Aquila (69753 inhabitants)
57 Km E of Terni (111501 inhabitants)
58 Km SE of Foligno (57155 inhabitants)
71 Km W of Montesilvano (53738 inhabitants)
77 Km W of Pescara (121014 inhabitants)
79 Km W of Chieti (51815 inhabitants)
89 Km SE of Perugia (166134 inhabitants)
91 Km NE of Guidonia Montecelio (88673 inhabitants)
92 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
Reviewed
Rev100
ML 0.9 2019-10-19
22:47:44
42.6923 13.3212 12 2019-10-19
22:55:44
Sala Sismica INGV-Roma 73349341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-19 22:47:44 ± 0.06
Latitude 42.6923 ± 0.0027
Longitude 13.3212 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 73349341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 328
Semi-minor axis of confidence ellipse (meter) 256
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
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) 0.06295
Epicentral distance of station farthest from the epicenter (degree) 0.42088
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 73349341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-19 22:55:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2019-10-19T22:47:53.14 0.1 undecidable manual S 108 24.3534 93 -0.12 95
IV.MNTT.EHZ. 2019-10-19T22:47:53.29 0.1 undecidable manual P 28 46.7199 91 0.36 87
IV.MC2.EHZ. 2019-10-19T22:47:53.81 0.3 undecidable manual S 336 26.5512 92 -0.05 72
IV.MMO1.EHZ. 2019-10-19T22:47:52.71 0.6 undecidable manual S 1 22.9548 93 -0.19 47
IV.RM33.EHZ. 2019-10-19T22:47:52.55 0.1 undecidable manual S 203 22.1556 93 -0.13 95
IV.CAMP.HHZ. 2019-10-19T22:47:51.82 0.3 undecidable manual S 158 18.7701 95 0.03 73
IV.MC2.EHZ. 2019-10-19T22:47:50.11 0.1 undecidable manual P 336 26.5512 92 0.28 92
IV.MTRA.EHZ. 2019-10-19T22:47:49.27 0.3 undecidable manual S 41 9.3795 126 -0.16 72
IV.LNSS.HHZ. 2019-10-19T22:47:49.36 0.1 undecidable manual P 247 24.9528 93 -0.22 93
IV.T1299.HNZ. 2019-10-19T22:47:49.17 0.6 undecidable manual S 206 7.1928 138 0.18 49
IV.MMO1.EHZ. 2019-10-19T22:47:49.19 0.1 undecidable manual P 1 22.9548 93 -0.09 96
IV.RM33.EHZ. 2019-10-19T22:47:49.03 0.1 undecidable manual P 203 22.1556 93 -0.11 96
IV.TERO.HHZ. 2019-10-19T22:47:49.40 0.1 undecidable manual P 108 24.3534 93 -0.08 96
IV.SMA1.EHZ. 2019-10-19T22:47:48.89 0.3 undecidable manual S 170 6.993 139 -0.06 74
IV.CAMP.HHZ. 2019-10-19T22:47:48.77 0.1 undecidable manual P 158 18.7701 95 0.14 96
IV.SMA1.EHZ. 2019-10-19T22:47:47.17 1.0 undecidable manual P 170 6.993 139 0.18 24
IV.MTRA.EHZ. 2019-10-19T22:47:47.30 0.1 undecidable manual P 41 9.3795 126 0.03 100
IV.T1299.HNZ. 2019-10-19T22:47:47.16 0.1 undecidable manual P 206 7.1928 138 0.14 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.1 0.000185 0.32 AML other m 2019-10-19T22:47:49.04
IV.SMA1.EHE. ML:1.0 0.000136 0.12 AML other m 2019-10-19T22:47:49.04
IV.MTRA.EHN. ML:1.2 0.0001905 0.52 AML other m 2019-10-19T22:47:49.57
IV.MTRA.EHE. ML:1.2 0.000189 0.54 AML other m 2019-10-19T22:47:49.33
IV.LNSS.HHN. ML:0.8 0.000032850000000000006 0.32 AML other m 2019-10-19T22:47:53.61
IV.LNSS.HHE. ML:0.7 0.00002855 1.26 AML other m 2019-10-19T22:47:54.27
IV.RM33.EHE. ML:0.4 0.0000161298545 0.32 AML other m 2019-10-19T22:47:55.14
IV.RM33.EHN. ML:0.4 0.00001476313 0.1408 AML other m 2019-10-19T22:47:53.63
IV.TERO.HHE. ML:0.6 0.00002534919 0.064 AML other m 2019-10-19T22:47:53.22
IV.TERO.HHN. ML:0.9 0.000043311655 0.064 AML other m 2019-10-19T22:47:53.23
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