Earthquake with magnitude of ML 0.6 on date 09-09-2019 and time 20:28:52 (Italy) in region 5 km SW Accumoli (RI)

A magnitude ML 0.6 earthquake occured in region: 5 km SW Accumoli (RI), on

  • 09-09-2019 18:28:52 (UTC)
  • 09-09-2019 20:28:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.66, 13.23 at 14 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
Accumoli RI 5 667 667
Amatrice RI 6 2657 3324
Cittareale RI 7 482 3806
Arquata del Tronto AP 14 1178 4984
Montereale AQ 15 2581 7565
Campotosto AQ 16 542 8107
Capitignano AQ 16 665 8772
Borbona RI 18 617 9389
Posta RI 18 694 10083
Norcia PG 19 4957 15040
Cascia PG 19 3217 18257
Acquasanta Terme AP 20 2916 21173

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km NW of L'Aquila (69753 inhabitants)
39 Km W of Teramo (54892 inhabitants)
49 Km E of Terni (111501 inhabitants)
54 Km SE of Foligno (57155 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
84 Km W of Pescara (121014 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km W of Chieti (51815 inhabitants)
85 Km NE of Tivoli (56533 inhabitants)
85 Km SE of Perugia (166134 inhabitants)
96 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
Bulletin
Rev1000
ML 0.6 2019-09-09
18:28:52
42.66 13.23 14 2020-02-28
16:41:50
Bollettino Sismico Italiano INGV 72428191
Reviewed
Rev100
ML 0.9 2019-09-09
18:28:52
42.66 13.23 13 2019-09-09
18:38:18
Sala Sismica INGV-Roma 72266351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-09 18:28:52 ± 0.08
Latitude 42.66 ± 0.00
Longitude 13.23 ± 0.00
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72428191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 399
Semi-minor axis of confidence ellipse (meter) 286
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 11
Circular confidence region, given by single value of horizontal uncertainty (meter) 400
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.04497
Epicentral distance of station farthest from the epicenter (degree) 0.27789
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.1
Num. used stations 9
Type of magnitude ML
Reference to an origin 72428191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-15 07:32:23

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 72266351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-09 18:38:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MC2.EHZ. 2019-09-09T18:29:02.66 0.3 undecidable manual S 354 0.2572 99 0.28 70
IV.TERO.HHZ. 2019-09-09T18:29:02.75 0.3 undecidable manual S 97 0.2779 98 -0.21 70
IV.MMO1.EHZ. 2019-09-09T18:29:02.15 0.3 undecidable manual S 16 0.2545 99 -0.13 72
IV.GAVE.EHE. 2019-09-09T18:29:01.98 0.3 undecidable manual S 279 0.2482 100 -0.13 73
IV.NRCA.HHZ. 2019-09-09T18:29:00.12 0.3 undecidable manual S 335 0.197 105 -0.5 68
IV.LNSS.HHZ. 2019-09-09T18:28:59.08 0.3 undecidable manual S 249 0.1484 115 -0.17 74
IV.RM33.EHZ. 2019-09-09T18:28:59.13 0.6 undecidable manual S 184 0.1466 115 -0.08 50
IV.MTRA.EHZ. 2019-09-09T18:28:59.32 0.3 undecidable manual S 51 0.1592 112 -0.24 72
IV.TERO.HHZ. 2019-09-09T18:28:58.50 0.3 undecidable manual P 97 0.2779 98 0.08 74
IV.MMO1.EHZ. 2019-09-09T18:28:58.35 0.6 undecidable manual P 16 0.2545 99 0.32 47
IV.MC2.EHZ. 2019-09-09T18:28:58.45 0.3 undecidable manual P 354 0.2572 99 0.37 69
IV.GAVE.EHE. 2019-09-09T18:28:58.04 0.6 undecidable manual P 279 0.2482 100 0.11 48
IV.SMA1.EHZ. 2019-09-09T18:28:57.57 0.3 undecidable manual S 108 0.0818 137 -0.09 76
IV.NRCA.HHZ. 2019-09-09T18:28:57.02 0.3 undecidable manual P 335 0.197 105 -0.05 75
IV.RM33.EHZ. 2019-09-09T18:28:56.39 0.3 undecidable manual P 184 0.1466 115 0.13 74
IV.MTRA.EHZ. 2019-09-09T18:28:56.52 0.3 undecidable manual P 51 0.1592 112 0.06 75
IV.LNSS.HHZ. 2019-09-09T18:28:56.30 0.3 undecidable manual P 249 0.1484 115 0.02 75
IV.T1299.EHE. 2019-09-09T18:28:56.81 0.3 undecidable manual S 118 0.045 155 -0.23 75
IV.T1299.EHE. 2019-09-09T18:28:55.15 0.1 undecidable manual P 118 0.045 155 0.14 100
IV.SMA1.EHZ. 2019-09-09T18:28:55.82 0.6 undecidable manual P 108 0.0818 137 0.46 47
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:0.8 4.72E-5 0.92 AML other m 2019-09-09T18:28:59.87
IV.SMA1.EHN. ML:0.4 6.4E-5 1.04 AML other m 2019-09-09T18:28:58.85
IV.LNSS.HHN. ML:0.7 4.215E-5 0.52 AML other m 2019-09-09T18:28:59.61
IV.SMA1.EHE. ML:0.5 3.746712E-5 0.1792 AML other m 2019-09-09T18:28:57.97
IV.RM33.EHN. ML:0.5 2.259212E-5 0.6784 AML other m 2019-09-09T18:28:59.44
IV.RM33.EHE. ML:0.5 2.4638115E-5 0.3072 AML other m 2019-09-09T18:28:59.49
IV.MTRA.EHN. ML:0.8 4.862296E-5 0.832 AML other m 2019-09-09T18:28:59.43
IV.TERO.HHN. ML:0.8 2.51534E-5 0.064 AML other m 2019-09-09T18:29:02.86
IV.TERO.HHE. ML:0.6 1.877087E-5 0.6656 AML other m 2019-09-09T18:29:02.86
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