Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 22-11-2020 and time 18:58:48 (Italy) in region 3 km NE Lucoli (AQ)

A magnitude ML 1.3 earthquake occured in region: 3 km NE Lucoli (AQ), on

  • 22-11-2020 17:58:48 (UTC)
  • 22-11-2020 18:58:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.3130, 13.3640 at 10 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Lucoli AQ 3 1011 1011
L'Aquila AQ 5 69753 70764
Tornimparte AQ 6 3187 73951
Ocre AQ 10 1167 75118
Fossa AQ 11 721 75839
Scoppito AQ 11 3727 79566
Rocca di Cambio AQ 13 533 80099
Sant'Eusanio Forconese AQ 14 394 80493
Poggio Picenze AQ 15 1136 81629
Pizzoli AQ 15 4326 85955
Villa Sant'Angelo AQ 15 424 86379
San Demetrio ne' Vestini AQ 16 1854 88233
Barete AQ 17 737 88970
Borgorose RI 17 4591 93561
Rocca di Mezzo AQ 17 1526 95087
Fagnano Alto AQ 19 418 95505
Barisciano AQ 19 1828 97333
Cagnano Amiterno AQ 20 1369 98702

Municipalities with at least 50000 inhabitants

An earthquake occurred to
5 Km SW of L'Aquila (69753 inhabitants)
48 Km SW of Teramo (54892 inhabitants)
61 Km NE of Tivoli (56533 inhabitants)
63 Km NE of Guidonia Montecelio (88673 inhabitants)
65 Km E of Terni (111501 inhabitants)
66 Km W of Chieti (51815 inhabitants)
68 Km W of Montesilvano (53738 inhabitants)
72 Km W of Pescara (121014 inhabitants)
85 Km NE of Velletri (53303 inhabitants)
86 Km NE of Roma (2864731 inhabitants)
90 Km SE of Foligno (57155 inhabitants)
99 Km NE of Aprilia (73446 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 1.3 2020-11-22
17:58:48		 42.3132 13.3642 10 2021-02-26
14:56:17		 Bollettino Sismico Italiano INGV 86746081
Reviewed
Rev100 		ML 1.4 2020-11-22
17:58:48		 42.3142 13.3348 10 2020-11-22
18:13:31		 Sala Sismica INGV-Roma 84949631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-22 17:58:48 ± 0.1
Latitude 42.3132 ± 0.0045
Longitude 13.3642 ± 0.0073
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86746081

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 614
Semi-minor axis of confidence ellipse (meter) 509
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 86
Circular confidence region, given by single value of horizontal uncertainty (meter) 610.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 81
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.05036
Epicentral distance of station farthest from the epicenter (degree) 0.67809
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 86746081
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-31 23:54:39

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 84949631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-22 18:13:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2020-11-22T17:59:07.34 0.3 undecidable manual S 341 61.1943 50 0.1 70
IV.LNSS.HNZ. 2020-11-22T17:59:02.90 0.6 undecidable manual S 321 41.625 50 0.88 38
IV.TERO.HHZ. 2020-11-22T17:59:01.15 0.3 undecidable manual S 30 39.5271 50 -0.31 70
IV.MF5.EHZ. 2020-11-22T17:59:01.67 0.3 undecidable manual P 6 75.2691 50 0.33 65
IV.T1299.HNN. 2020-11-22T17:59:00.79 0.6 undecidable manual S 349 36.2415 50 0.22 48
IV.SMA1.EHZ. 2020-11-22T17:59:00.33 0.6 undecidable manual S 356 35.2425 50 0.01 50
IV.T0110.HHZ. 2020-11-22T17:59:00.76 0.3 undecidable manual S 105 35.0427 50 0.5 67
IV.PTQR.HHZ. 2020-11-22T17:58:59.30 0.3 undecidable manual S 175 32.4453 50 -0.25 71
IV.NRCA.HHZ. 2020-11-22T17:58:58.84 0.1 undecidable manual P 341 61.1943 50 -0.34 89
IV.GIGS.HJZ. 2020-11-22T17:58:57.20 0.6 undecidable manual S 48 23.0547 113 0.3 48
IV.FIAM.HNE. 2020-11-22T17:58:56.33 0.6 undecidable manual S 256 20.868 115 0.14 50
IV.LNSS.HNZ. 2020-11-22T17:58:56.52 0.3 undecidable manual P 321 41.625 50 0.35 69
IV.CAMP.HHE. 2020-11-22T17:58:56.92 0.6 undecidable manual S 8 24.9528 112 -0.57 44
IV.TERO.HHZ. 2020-11-22T17:58:55.27 0.3 undecidable manual P 30 39.5271 50 -0.57 65
IV.T1299.HNN. 2020-11-22T17:58:55.34 0.1 undecidable manual P 349 36.2415 50 0.01 99
IV.SMA1.EHZ. 2020-11-22T17:58:55.04 0.3 undecidable manual P 356 35.2425 50 -0.14 73
IV.T0110.HHZ. 2020-11-22T17:58:55.30 0.3 undecidable manual P 105 35.0427 50 0.15 73
IV.PTQR.HHZ. 2020-11-22T17:58:54.52 0.3 undecidable manual P 175 32.4453 50 -0.23 72
IV.GIGS.HJZ. 2020-11-22T17:58:53.12 0.1 undecidable manual P 48 23.0547 113 -0.09 100
IV.CAMP.HHE. 2020-11-22T17:58:53.31 0.1 undecidable manual P 8 24.9528 112 -0.25 96
MN.AQU.HNZ. 2020-11-22T17:58:52.34 0.3 undecidable manual S 36 5.5944 150 0.21 75
IV.FIAM.HNE. 2020-11-22T17:58:52.57 0.6 undecidable manual P 256 20.868 115 -0.23 49
MN.AQU.HNZ. 2020-11-22T17:58:50.70 0.1 negative manual P 36 5.5944 150 0.24 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HHE. ML:1.2 0.00005873445 0.2304 AML other m 2020-11-22T17:59:01.43
IV.T0110.HHN. ML:1.4 0.00009080406999999998 0.4096 AML other m 2020-11-22T17:59:01.80
IV.SMA1.EHN. ML:1.3 0.0000735224 0.4224 AML other m 2020-11-22T17:59:01.79
IV.TERO.HHN. ML:1.4 0.00009125774000000001 0.384 AML other m 2020-11-22T17:59:02.96
IV.SMA1.EHE. ML:1.2 0.00005773132 0.3456 AML other m 2020-11-22T17:59:03.45
IV.T0110.HHE. ML:1.2 0.00005803439 0.1536 AML other m 2020-11-22T17:59:04.16
IV.NRCA.HHN. ML:1.1 0.000026115593999999998 0.1152 AML other m 2020-11-22T17:59:09.40
IV.NRCA.HHE. ML:1.4 0.000052445369999999996 0.128 AML other m 2020-11-22T17:59:09.72
IV.TERO.HNN. ML:1.8 0.0002081229 0.8224 AML other m 2020-11-22T17:59:24.51
IV.TERO.HNE. ML:1.6 0.00014957960000000001 0.8896 AML other m 2020-11-22T17:59:30.31
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