Earthquake with magnitude of ML 1.3 on date 18-07-2020 and time 07:22:56 (Italy) in region 5 km NE Montereale (AQ)

A magnitude ML 1.3 earthquake occured in region: 5 km NE Montereale (AQ), on

  • 18-07-2020 05:22:56 (UTC)
  • 18-07-2020 07:22:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5640, 13.2640 at 14 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
Montereale AQ 5 2581 2581
Capitignano AQ 6 665 3246
Amatrice RI 8 2657 5903
Campotosto AQ 9 542 6445
Cittareale RI 10 482 6927
Cagnano Amiterno AQ 12 1369 8296
Borbona RI 12 617 8913
Barete AQ 13 737 9650
Posta RI 14 694 10344
Pizzoli AQ 14 4326 14670
Accumoli RI 15 667 15337
Crognaleto TE 18 1297 16634

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NW of L'Aquila (69753 inhabitants)
38 Km W of Teramo (54892 inhabitants)
51 Km E of Terni (111501 inhabitants)
63 Km SE of Foligno (57155 inhabitants)
73 Km W of Montesilvano (53738 inhabitants)
77 Km NE of Guidonia Montecelio (88673 inhabitants)
77 Km NE of Tivoli (56533 inhabitants)
78 Km W of Chieti (51815 inhabitants)
79 Km W of Pescara (121014 inhabitants)
94 Km SE of Perugia (166134 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
98 Km NE of Roma (2864731 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 2020-07-18
05:22:56
42.5645 13.2637 14 2020-07-18
05:27:25
Sala Sismica INGV-Roma 81127591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-18 05:22:56 ± 0.15
Latitude 42.5645 ± 0.0054
Longitude 13.2637 ± 0.0073
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 81127591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 529
Semi-minor axis of confidence ellipse (meter) 492
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 8
Circular confidence region, given by single value of horizontal uncertainty (meter) 530.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 136
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.48923
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 0.1
Num. used stations 12
Type of magnitude ML
Reference to an origin 81127591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-18 05:27:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHZ. 2020-07-18T05:23:10.75 1.0 undecidable manual S 0.71 0.64
IV.MMO1.EHZ. 2020-07-18T05:23:09.36 0.3 undecidable manual S 8 37.5291 97 0.27 95
IV.GAVE.EHZ. 2020-07-18T05:23:08.00 0.3 undecidable manual S 295 33.3444 99 0.02 98
IV.NRCA.HHZ. 2020-07-18T05:23:07.61 0.6 undecidable manual S 338 32.2455 99 -0.09 64
IV.TERO.HHZ. 2020-07-18T05:23:06.73 0.6 undecidable manual S 77 28.5492 101 0.01 66
IV.FDMO.HHZ. 2020-07-18T05:23:06.48 1.0 positive manual P 345 54.3012 94 0.11 32
IV.MTRA.EHZ. 2020-07-18T05:23:05.20 0.6 undecidable manual S 27 23.9538 105 -0.32 63
IV.GAVE.EHZ. 2020-07-18T05:23:03.23 0.3 undecidable manual P 295 33.3444 99 0.07 100
IV.MMO1.EHZ. 2020-07-18T05:23:03.95 1.0 negative manual P 8 37.5291 97 0.15 32
IV.NRCA.HHZ. 2020-07-18T05:23:02.97 0.6 undecidable manual P 338 32.2455 99 -0.02 66
IV.SMA1.EHZ. 2020-07-18T05:23:02.32 0.3 undecidable manual S 39 9.3795 138 0.17 100
IV.TERO.HHZ. 2020-07-18T05:23:02.59 0.6 undecidable manual P 77 28.5492 101 0.16 65
IV.MTRA.EHZ. 2020-07-18T05:23:01.79 0.6 positive manual P 27 23.9538 105 0.05 67
IV.RM33.EHZ. 2020-07-18T05:23:01.76 0.6 undecidable manual S 213 7.3815 146 -0.06 70
IV.SMA1.EHZ. 2020-07-18T05:22:59.24 0.6 negative manual P 39 9.3795 138 -0.55 62
IV.RM33.EHZ. 2020-07-18T05:22:59.75 1.0 undecidable manual P 213 7.3815 146 0.15 34
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHE. ML:1.4 0.0002855 0.32 AML other m 2020-07-18T05:23:03.16
IV.RM33.EHN. ML:1.2 0.00019600000000000002 1.24 AML other m 2020-07-18T05:23:03.04
IV.SMA1.EHN. ML:1.2 0.00017449999999999999 0.1 AML other m 2020-07-18T05:23:03.85
IV.SMA1.EHE. ML:1.8 0.000634 0.16 AML other m 2020-07-18T05:23:03.91
IV.MTRA.EHE. ML:1.2 0.0000972 0.46 AML other m 2020-07-18T05:23:05.49
IV.MTRA.EHN. ML:1.3 0.00011905000000000001 0.4 AML other m 2020-07-18T05:23:06.73
IV.GAVE.EHN. ML:1.2 0.00006555 0.54 AML other m 2020-07-18T05:23:08.15
IV.NRCA.HHN. ML:1.3 0.00009049999999999999 0.1 AML other m 2020-07-18T05:23:08.93
IV.GAVE.EHE. ML:1.2 0.0000614 0.14 AML other m 2020-07-18T05:23:09.34
IV.NRCA.HHE. ML:1.2 0.0000709 0.7 AML other m 2020-07-18T05:23:09.96
IV.FDMO.HHE. ML:1.2 0.0000413 0.18 AML other m 2020-07-18T05:23:11.45
IV.FDMO.HHN. ML:1.3 0.00004305 1.06 AML other m 2020-07-18T05:23:11.20
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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