Earthquake with magnitude of ML 1.3 on date 09-07-2020 and time 18:18:58 (Italy) in region 5 km SW Amatrice (RI)

A magnitude ML 1.3 earthquake occured in region: 5 km SW Amatrice (RI), on

  • 09-07-2020 16:18:58 (UTC)
  • 09-07-2020 18:18:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6070, 13.2440 at 10 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 5 2657 2657
Cittareale RI 7 482 3139
Montereale AQ 9 2581 5720
Accumoli RI 10 667 6387
Capitignano AQ 11 665 7052
Campotosto AQ 12 542 7594
Borbona RI 14 617 8211
Posta RI 15 694 8905
Cagnano Amiterno AQ 16 1369 10274
Barete AQ 18 737 11011
Arquata del Tronto AP 19 1178 12189
Pizzoli AQ 19 4326 16515

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NW of L'Aquila (69753 inhabitants)
38 Km W of Teramo (54892 inhabitants)
49 Km E of Terni (111501 inhabitants)
59 Km SE of Foligno (57155 inhabitants)
75 Km W of Montesilvano (53738 inhabitants)
80 Km NE of Guidonia Montecelio (88673 inhabitants)
80 Km NE of Tivoli (56533 inhabitants)
81 Km W of Chieti (51815 inhabitants)
81 Km W of Pescara (121014 inhabitants)
89 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
Reviewed
Rev100
ML 1.3 2020-07-09
16:18:58
42.6073 13.2437 11 2020-07-09
16:24:28
Sala Sismica INGV-Roma 80908441
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-09 16:18:58 ± 0.07
Latitude 42.6073 ± 0.0054
Longitude 13.2437 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 80908441

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 551
Semi-minor axis of confidence ellipse (meter) 406
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 170
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
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) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.03867
Epicentral distance of station farthest from the epicenter (degree) 0.44426
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:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 80908441
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-09 16:24:28
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2020-07-09T16:19:10.28 0.6 undecidable manual S 12 33.0447 50 0.04 48
IV.TERO.HHZ. 2020-07-09T16:19:09.04 0.3 undecidable manual S 87 29.4483 50 -0.24 70
IV.NRCA.HHZ. 2020-07-09T16:19:08.53 0.3 undecidable manual S 337 27.2505 50 -0.15 71
IV.FDMO.HHZ. 2020-07-09T16:19:08.35 0.6 undecidable manual P 345 49.3173 50 0.44 43
IV.MTRA.EHZ. 2020-07-09T16:19:06.56 0.6 undecidable manual S 37 20.7681 117 -0.31 46
IV.LNSS.HHZ. 2020-07-09T16:19:05.50 0.6 undecidable manual S 268 16.5723 122 -0.13 49
IV.MMO1.EHZ. 2020-07-09T16:19:05.62 0.3 undecidable manual P 12 33.0447 50 0.21 70
IV.NRCA.HHZ. 2020-07-09T16:19:04.42 0.1 undecidable manual P 337 27.2505 50 -0.09 96
IV.TERO.HHZ. 2020-07-09T16:19:04.87 0.3 positive manual P 87 29.4483 50 0.02 73
IV.SMA1.EHZ. 2020-07-09T16:19:03.52 0.6 undecidable manual S 71 7.881 143 0.16 49
IV.MTRA.EHZ. 2020-07-09T16:19:03.41 0.1 undecidable manual P 37 20.7681 117 -0.06 98
IV.RM33.EHZ. 2020-07-09T16:19:03.90 0.6 undecidable manual S 192 11.1777 133 -0.23 48
IV.T1299.EHZ. 2020-07-09T16:19:02.39 0.6 undecidable manual S 47 4.2957 157 -0.35 47
IV.RM33.EHZ. 2020-07-09T16:19:02.00 1.0 positive manual P 192 11.1777 133 0.12 25
IV.LNSS.HHZ. 2020-07-09T16:19:02.77 0.1 undecidable manual P 268 16.5723 122 0.02 99
IV.SMA1.EHZ. 2020-07-09T16:19:01.80 0.1 positive manual P 71 7.881 143 0.36 94
IV.T1299.EHZ. 2020-07-09T16:19:01.17 0.1 undecidable manual P 47 4.2957 157 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.7 0.0007124999999999999 0.52 AML other m 2020-07-09T16:19:03.80
IV.SMA1.EHE. ML:1.6 0.0005735 0.56 AML other m 2020-07-09T16:19:03.93
IV.RM33.HNN. ML:1.5 0.000347 0.24 AML other m 2020-07-09T16:19:04.27
IV.RM33.EHN. ML:1.4 0.000317 0.24 AML other m 2020-07-09T16:19:04.28
IV.RM33.HNE. ML:1.5 0.00033899999999999995 0.4 AML other m 2020-07-09T16:19:04.51
IV.RM33.EHE. ML:1.5 0.0003705 0.38 AML other m 2020-07-09T16:19:04.52
IV.LNSS.HHE. ML:1.4 0.00021799999999999999 0.16 AML other m 2020-07-09T16:19:05.67
IV.LNSS.HHN. ML:1.4 0.000194 1.16 AML other m 2020-07-09T16:19:06.11
IV.MTRA.EHE. ML:1.3 0.0001385 0.48 AML other m 2020-07-09T16:19:06.93
IV.MTRA.EHN. ML:1.1 0.00008790000000000001 0.48 AML other m 2020-07-09T16:19:07.07
IV.NRCA.HHN. ML:1.1 0.00006570000000000001 1.36 AML other m 2020-07-09T16:19:08.04
IV.TERO.HHN. ML:1.0 0.000046700000000000003 0.6 AML other m 2020-07-09T16:19:09.13
IV.TERO.HHE. ML:1.0 0.00005305 0.16 AML other m 2020-07-09T16:19:09.13
IV.NRCA.HHE. ML:1.2 0.00007439999999999999 0.74 AML other m 2020-07-09T16:19:09.97
IV.FDMO.HHE. ML:0.8 0.00001255 0.94 AML other m 2020-07-09T16:19:18.42
IV.FDMO.HHN. ML:0.8 0.000013899999999999999 1.14 AML other m 2020-07-09T16:19:18.19
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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