Earthquake with magnitude of ML 1.0 on date 10-10-2019 and time 03:38:34 (Italy) in region 8 km W Accumoli (RI)

A magnitude ML 1.0 earthquake occured in region: 8 km W Accumoli (RI), on

  • 10-10-2019 01:38:34 (UTC)
  • 10-10-2019 03:38:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7270, 13.1590 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
Accumoli RI 8 667 667
Norcia PG 9 4957 5624
Cascia PG 12 3217 8841
Cittareale RI 12 482 9323
Arquata del Tronto AP 12 1178 10501
Amatrice RI 15 2657 13158
Poggiodomo PG 18 117 13275
Castelsantangelo sul Nera MC 19 281 13556
Monteleone di Spoleto PG 19 599 14155
Montegallo AP 19 523 14678
Preci PG 20 724 15402

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km SE of Foligno (57155 inhabitants)
45 Km W of Teramo (54892 inhabitants)
46 Km E of Terni (111501 inhabitants)
46 Km NW of L'Aquila (69753 inhabitants)
76 Km SE of Perugia (166134 inhabitants)
85 Km W of Montesilvano (53738 inhabitants)
88 Km NE of Guidonia Montecelio (88673 inhabitants)
90 Km NE of Tivoli (56533 inhabitants)
91 Km W of Pescara (121014 inhabitants)
93 Km W of Chieti (51815 inhabitants)
93 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 1.0 2019-10-10
01:38:34
42.7272 13.1592 11 2020-02-28
16:42:14
Bollettino Sismico Italiano INGV 74762141
Reviewed
Rev100
ML 1.1 2019-10-10
01:38:33
42.7327 13.1543 12 2019-10-10
01:43:16
Sala Sismica INGV-Roma 73169501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-10-10 01:38:34 ± 0.04
Latitude 42.7272 ± 0.0018
Longitude 13.1592 ± 0.0049
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 74762141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 365
Semi-minor axis of confidence ellipse (meter) 181
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 256
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 128
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 16
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31386
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 8
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.5
Num. used stations 8
Type of magnitude ML
Reference to an origin 73169501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-10-10 01:43:16

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 74762141
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-12-18 11:00:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRMO.HHZ. 2019-10-10T01:39:51.95 3.0 undecidable manual Pg 16.91 0
SL.LJU.BHZ. 2019-10-10T01:39:31.77 3.0 undecidable manual Pg 8.21 0
IV.CFMN.HHZ. 2019-10-10T01:39:26.27 3.0 undecidable manual Sn -0.54 0
IV.PTRJ.HHZ. 2019-10-10T01:39:15.37 3.0 undecidable manual Sn -3.38 0
IV.SSP9.EHZ. 2019-10-10T01:39:09.57 3.0 undecidable manual Sn 1.09 0
IV.TRIV.HHZ. 2019-10-10T01:39:07.37 3.0 undecidable manual Sn -4.11 0
IV.CPGN.EHZ. 2019-10-10T01:38:57.74 3.0 undecidable manual Pg 3.95 0
IV.FDMO.HHZ. 2019-10-10T01:38:46.00 0.6 undecidable manual S 350 34.8429 50 0.2 47
IV.MURB.HHZ. 2019-10-10T01:38:46.89 3.0 undecidable manual P 0.22 0
IV.MMO1.EHZ. 2019-10-10T01:38:42.60 0.3 undecidable manual S 35 23.4543 50 -0.17 72
IV.MC2.EHZ. 2019-10-10T01:38:42.30 0.6 undecidable manual S 7 20.5683 50 0.3 48
IV.RM33.EHZ. 2019-10-10T01:38:42.90 0.6 undecidable manual S 169 24.6531 50 -0.18 48
IV.SMA1.EHZ. 2019-10-10T01:38:41.40 0.6 undecidable manual S 127 17.9709 50 0.11 49
IV.LNSS.HHZ. 2019-10-10T01:38:41.00 0.3 undecidable manual S 215 16.872 50 -0.01 75
IV.FDMO.HHZ. 2019-10-10T01:38:40.80 0.1 undecidable manual P 350 34.8429 50 -0.03 97
IV.T1299.HNN. 2019-10-10T01:38:40.27 0.6 undecidable manual S 136 14.3745 127 -0.05 51
IV.MMO1.EHZ. 2019-10-10T01:38:39.00 0.1 positive manual P 35 23.4543 50 -0.08 98
IV.RM33.EHZ. 2019-10-10T01:38:39.17 0.1 undecidable manual P 169 24.6531 50 -0.09 98
IV.NRCA.HHZ. 2019-10-10T01:38:39.50 0.3 undecidable manual S 343 12.3765 132 -0.27 73
IV.LNSS.HHZ. 2019-10-10T01:38:38.14 0.1 undecidable manual P 215 16.872 50 0.08 99
IV.MC2.EHZ. 2019-10-10T01:38:38.69 0.1 undecidable manual P 7 20.5683 50 0.06 100
IV.SMA1.EHZ. 2019-10-10T01:38:38.33 0.1 undecidable manual P 127 17.9709 50 0.1 99
IV.T1299.HNN. 2019-10-10T01:38:37.74 0.1 undecidable manual P 136 14.3745 127 0.08 99
IV.NRCA.HHZ. 2019-10-10T01:38:37.41 0.1 undecidable manual P 343 12.3765 132 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.1 0.000126 0.42 AML other m 2019-10-10T01:38:39.86
IV.NRCA.HHE. ML:1.3 0.000201 0.1 AML other m 2019-10-10T01:38:40.20
IV.LNSS.HHE. ML:1.0 0.0000948 0.32 AML other m 2019-10-10T01:38:41.34
IV.LNSS.HHN. ML:1.0 0.00007585 0.3 AML other m 2019-10-10T01:38:41.66
IV.SMA1.EHE. ML:0.8 0.00005305 0.74 AML other m 2019-10-10T01:38:42.39
IV.SMA1.EHN. ML:0.8 0.0000427 0.56 AML other m 2019-10-10T01:38:43.43
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