Earthquake with magnitude of ML 0.9 on date 26-08-2019 and time 16:35:06 (Italy) in region 3 km E Amatrice (RI)

A magnitude ML 0.9 earthquake occured in region: 3 km E Amatrice (RI), on

  • 26-08-2019 14:35:06 (UTC)
  • 26-08-2019 16:35:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6180, 13.3280 at 11 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
Amatrice RI 4 2657 2657
Campotosto AQ 8 542 3199
Accumoli RI 11 667 3866
Capitignano AQ 11 665 4531
Montereale AQ 12 2581 7112
Cittareale RI 14 482 7594
Crognaleto TE 15 1297 8891
Cortino TE 15 656 9547
Arquata del Tronto AP 18 1178 10725
Rocca Santa Maria TE 18 537 11262
Acquasanta Terme AP 18 2916 14178
Fano Adriano TE 19 296 14474
Barete AQ 19 737 15211
Valle Castellana TE 19 977 16188
Cagnano Amiterno AQ 20 1369 17557
Borbona RI 20 617 18174

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km N of L'Aquila (69753 inhabitants)
31 Km W of Teramo (54892 inhabitants)
56 Km E of Terni (111501 inhabitants)
63 Km SE of Foligno (57155 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
75 Km W of Pescara (121014 inhabitants)
75 Km W of Chieti (51815 inhabitants)
85 Km NE of Guidonia Montecelio (88673 inhabitants)
85 Km NE of Tivoli (56533 inhabitants)
94 Km SE of Perugia (166134 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 2019-08-26
14:35:06
42.6182 13.3283 11 2019-08-26
15:19:28
Sala Sismica INGV-Roma 71824591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-26 14:35:06 ± 0.18
Latitude 42.6182 ± 0.0108
Longitude 13.3283 ± 0.0122
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 71824591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1360
Semi-minor axis of confidence ellipse (meter) 760
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 32
Circular confidence region, given by single value of horizontal uncertainty (meter) 1360.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 162
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.24372
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 5
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 71824591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-26 15:19:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAR1.HHZ. 2019-08-26T14:36:37.90 3.0 undecidable manual Sn -9.99 0
MN.TRI.HHZ. 2019-08-26T14:36:23.82 3.0 undecidable manual Sn 5.44 0
OX.CGRP.HHZ. 2019-08-26T14:36:18.96 3.0 undecidable manual Sn -2.26 0
IV.MRB1.HHZ. 2019-08-26T14:36:11.00 3.0 undecidable manual Sg 8.1 0
IV.MILN.HHZ. 2019-08-26T14:36:05.49 3.0 negative manual Pg 14.46 0
IV.VULT.HHZ. 2019-08-26T14:36:03.70 3.0 undecidable manual Sn -9.99 0
CR.STON.BHZ. 2019-08-26T14:35:56.74 3.0 undecidable manual Pg 4.49 0
IT.VNF1.HGZ. 2019-08-26T14:35:45.85 3.0 undecidable manual Sg 0.68 0
IV.SBPO.HNZ. 2019-08-26T14:35:37.73 3.0 undecidable manual Pn 1.19 0
IV.LPEL.HHZ. 2019-08-26T14:35:37.26 3.0 undecidable manual Sg -0.47 0
IV.NDIM.HNZ. 2019-08-26T14:35:35.65 3.0 negative manual Pn 0.94 0
IV.ROM9.HNZ. 2019-08-26T14:35:26.84 3.0 undecidable manual Sn -1.14 0
IV.IMOL.HNZ. 2019-08-26T14:35:24.16 3.0 negative manual Pn -0.4 0
IV.GIGS.HHZ. 2019-08-26T14:35:16.00 0.6 undecidable manual S 132 27.0507 90 0.2 47
IV.RMP.HHZ. 2019-08-26T14:35:14.05 3.0 negative manual P -0.6 0
IV.RM33.EHZ. 2019-08-26T14:35:12.31 0.6 undecidable manual S 218 15.2736 90 -0.33 47
IV.MTRA.EHZ. 2019-08-26T14:35:12.72 0.6 undecidable manual S 20 16.3725 90 -0.21 48
IV.VCEL.EHZ. 2019-08-26T14:35:12.29 3.0 undecidable manual Pn -2.44 0
IV.TERO.HHZ. 2019-08-26T14:35:12.84 0.6 undecidable manual S 89 22.4553 90 -1.73 24
IV.TERO.HHZ. 2019-08-26T14:35:11.30 0.3 undecidable manual P 89 22.4553 90 0.31 69
IV.GIGS.HHZ. 2019-08-26T14:35:11.86 0.6 undecidable manual P 132 27.0507 90 0.16 47
IV.MTRA.EHZ. 2019-08-26T14:35:10.07 0.1 undecidable manual P 20 16.3725 90 0.02 100
IV.SMA1.EHZ. 2019-08-26T14:35:10.15 0.6 undecidable manual S 22 1.4985 170 0.16 50
IV.RM33.EHZ. 2019-08-26T14:35:09.81 0.1 positive manual P 218 15.2736 90 -0.07 98
IV.SMA1.EHZ. 2019-08-26T14:35:08.65 0.1 negative manual P 22 1.4985 170 0.3 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:0.6 0.00007545 0.08 AML other m 2019-08-26T14:35:10.25
IV.SMA1.EHE. ML:1.0 0.0001735 0.18 AML other m 2019-08-26T14:35:10.64
IV.RM33.EHN. ML:1.1 0.000121 0.3 AML other m 2019-08-26T14:35:12.41
IV.RM33.EHE. ML:1.0 0.00008545 0.2 AML other m 2019-08-26T14:35:12.73
IV.MTRA.EHE. ML:1.0 0.0000792 0.22 AML other m 2019-08-26T14:35:12.96
IV.MTRA.EHN. ML:1.0 0.0000853 1.54 AML other m 2019-08-26T14:35:13.80
IV.TERO.HHE. ML:0.7 0.00003435 0.74 AML other m 2019-08-26T14:35:14.90
IV.TERO.HHN. ML:0.7 0.0000343 0.8 AML other m 2019-08-26T14:35:15.53
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