Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 18-11-2021 and time 16:17:23 (UTC) in region 1 km W Pizzoli (AQ)

A magnitude ML 2.0 earthquake occured in region: 1 km W Pizzoli (AQ), on

  • 18-11-2021 16:17:23 (UTC)
  • 18-11-2021 17:17:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4360, 13.2890 at 12 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
Pizzoli AQ 1 4326 4326
Barete AQ 2 737 5063
Cagnano Amiterno AQ 6 1369 6432
Scoppito AQ 8 3727 10159
Capitignano AQ 10 665 10824
Montereale AQ 11 2581 13405
L'Aquila AQ 13 69753 83158
Campotosto AQ 15 542 83700
Borbona RI 15 617 84317
Tornimparte AQ 16 3187 87504
Lucoli AQ 17 1011 88515
Antrodoco RI 17 2588 91103
Posta RI 19 694 91797
Borgo Velino RI 19 972 92769
Micigliano RI 19 127 92896

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km NW of L'Aquila (69753 inhabitants)
42 Km SW of Teramo (54892 inhabitants)
54 Km E of Terni (111501 inhabitants)
66 Km NE of Tivoli (56533 inhabitants)
67 Km NE of Guidonia Montecelio (88673 inhabitants)
71 Km W of Montesilvano (53738 inhabitants)
73 Km W of Chieti (51815 inhabitants)
75 Km SE of Foligno (57155 inhabitants)
76 Km W of Pescara (121014 inhabitants)
90 Km NE of Roma (2864731 inhabitants)
93 Km NE of Velletri (53303 inhabitants)
97 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 2.0 2021-11-18
16:17:23		 42.436 13.2887 12 2022-03-30
13:04:32		 Bollettino Sismico Italiano INGV 100136831
Reviewed
Rev100 		ML 2.0 2021-11-18
16:17:23		 42.4378 13.2928 12 2021-11-18
16:28:11		 Sala Sismica INGV-Roma 97557861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-18 16:17:23 ± 0.06
Latitude 42.4360 ± 0.0027
Longitude 13.2887 ± 0.0049
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 100136831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 402
Semi-minor axis of confidence ellipse (meter) 156
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 230
Circular confidence region, given by single value of horizontal uncertainty (meter) 400.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 52
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.09083
Epicentral distance of station farthest from the epicenter (degree) 0.90292
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 28
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 100136831
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-01-24 14:20:39

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 52
Type of magnitude ML
Reference to an origin 97557861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-18 16:28:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MML1.EHZ. 2021-11-18T16:17:47.90 0.6 undecidable manual S 341 79.4649 91 0.94 33
IV.CSP1.EHZ. 2021-11-18T16:17:45.90 0.3 undecidable manual S 355 73.0713 91 0.64 57
IV.MOMA.HHZ. 2021-11-18T16:17:45.30 0.6 undecidable manual S 305 71.4729 91 0.48 41
IV.CESI.HHZ. 2021-11-18T16:17:45.30 0.3 undecidable manual S 334 70.4739 91 0.75 55
IV.INTR.HHZ. 2021-11-18T16:17:44.60 0.6 undecidable manual S 133 69.0753 91 0.41 42
IV.FDMO.HHZ. 2021-11-18T16:17:44.30 0.3 undecidable manual S 346 68.5758 91 0.24 65
IV.MF5.EHZ. 2021-11-18T16:17:43.30 0.6 undecidable manual S 13 62.7927 91 0.79 37
IV.EL6.EHZ. 2021-11-18T16:17:40.07 0.1 undecidable manual P 351 100.2219 91 -0.09 85
IV.MC2.EHZ. 2021-11-18T16:17:40.40 0.3 undecidable manual S 351 53.4021 92 0.4 65
IV.MMO1.EHZ. 2021-11-18T16:17:39.50 0.3 undecidable manual S 3 51.5151 92 0 71
IV.VCEL.EHZ. 2021-11-18T16:17:38.50 0.3 undecidable manual S 96 45.4212 92 0.62 62
IV.PTQR.HHZ. 2021-11-18T16:17:38.50 0.6 undecidable manual S 169 46.8198 92 0.25 46
IV.ARRO.EHZ. 2021-11-18T16:17:37.80 0.6 undecidable manual S 291 45.621 92 -0.13 47
IV.NRCA.HHZ. 2021-11-18T16:17:37.90 0.3 undecidable manual S 342 46.3203 92 -0.22 69
IV.GAVE.EHZ. 2021-11-18T16:17:37.00 0.6 undecidable manual S 312 43.0236 92 -0.22 46
IV.MOMA.HHZ. 2021-11-18T16:17:36.02 0.1 undecidable manual P 305 71.4729 91 0.3 86
IV.MML1.EHZ. 2021-11-18T16:17:36.82 0.1 undecidable manual P 341 79.4649 91 -0.14 88
IV.CESI.HHZ. 2021-11-18T16:17:35.43 0.1 undecidable manual P 334 70.4739 91 -0.14 89
IV.GUMA.HHZ. 2021-11-18T16:17:35.60 0.1 undecidable manual P 3 69.5748 91 0.16 88
IV.INTR.HHZ. 2021-11-18T16:17:35.85 0.3 undecidable manual P 133 69.0753 91 0.49 62
IV.TRTR.HHZ. 2021-11-18T16:17:35.55 0.6 undecidable manual P 51 65.5899 91 0.73 38
IV.FDMO.HHZ. 2021-11-18T16:17:35.00 0.1 positive manual P 346 68.5758 91 -0.28 87
IV.CSP1.EHZ. 2021-11-18T16:17:35.73 0.1 positive manual P 355 73.0713 91 -0.24 87
IV.TERO.HHZ. 2021-11-18T16:17:34.20 0.1 undecidable manual S 51 33.0447 93 -0.38 91
IV.MF5.EHZ. 2021-11-18T16:17:34.46 0.1 positive manual P 13 62.7927 91 0.08 91
IV.MTRA.EHZ. 2021-11-18T16:17:34.90 0.3 undecidable manual S 14 36.6411 93 -0.64 63
IV.FAGN.HHZ. 2021-11-18T16:17:34.10 0.6 undecidable manual S 128 30.6471 94 0.15 48
IV.LNSS.HHZ. 2021-11-18T16:17:32.90 0.3 undecidable manual S 312 27.4503 94 -0.19 71
IV.MC2.EHZ. 2021-11-18T16:17:32.78 0.1 undecidable manual P 351 53.4021 92 -0.15 92
IV.FIAM.HHZ. 2021-11-18T16:17:32.00 0.3 undecidable manual S 217 23.3544 96 0.01 74
IV.MMO1.EHZ. 2021-11-18T16:17:32.31 0.1 undecidable manual P 3 51.5151 92 -0.34 89
IV.T0110.HHZ. 2021-11-18T16:17:31.72 0.1 undecidable manual P 120 46.1205 92 -0.09 93
IV.GIGS.HHZ. 2021-11-18T16:17:31.60 0.3 undecidable manual S 85 23.3544 96 -0.39 69
IV.GAVE.EHZ. 2021-11-18T16:17:31.13 0.3 undecidable manual P 312 43.0236 92 -0.2 69
IV.VCEL.EHZ. 2021-11-18T16:17:31.75 0.3 undecidable manual P 96 45.4212 92 0.04 71
IV.ARRO.EHZ. 2021-11-18T16:17:31.57 0.1 undecidable manual P 291 45.621 92 -0.17 92
IV.SMA1.EHZ. 2021-11-18T16:17:31.70 0.3 undecidable manual S 10 21.867 97 0.09 73
IV.PTQR.HHZ. 2021-11-18T16:17:31.71 0.1 undecidable manual P 169 46.8198 92 -0.22 91
IV.NRCA.HHZ. 2021-11-18T16:17:31.57 0.1 positive manual P 342 46.3203 92 -0.28 90
MN.AQU.HHE. 2021-11-18T16:17:29.60 0.3 undecidable manual S 134 13.1757 115 0.24 73
IV.TERO.HHZ. 2021-11-18T16:17:29.38 0.1 undecidable manual P 51 33.0447 93 -0.43 90
IV.MTRA.EHZ. 2021-11-18T16:17:29.92 0.1 positive manual P 14 36.6411 93 -0.44 89
IV.CAMP.HHZ. 2021-11-18T16:17:29.80 0.1 undecidable manual S 42 14.7741 110 0.04 100
IV.FAGN.HHZ. 2021-11-18T16:17:29.46 0.1 undecidable manual P 128 30.6471 94 0.02 98
IV.FIAM.HHZ. 2021-11-18T16:17:28.35 0.1 undecidable manual P 217 23.3544 96 0.04 100
IV.GIGS.HHZ. 2021-11-18T16:17:28.05 0.1 positive manual P 85 23.3544 96 -0.26 94
IV.RM33.EHZ. 2021-11-18T16:17:28.80 0.1 undecidable manual S 323 10.0788 127 0.14 99
IV.LNSS.HHZ. 2021-11-18T16:17:28.88 0.1 negative manual P 312 27.4503 94 -0.07 98
IV.SMA1.EHZ. 2021-11-18T16:17:28.03 0.1 positive manual P 10 21.867 97 -0.06 99
IV.CAMP.HHZ. 2021-11-18T16:17:27.07 0.1 positive manual P 42 14.7741 110 0.04 100
MN.AQU.HHE. 2021-11-18T16:17:26.96 0.1 undecidable manual P 134 13.1757 115 0.17 98
IV.RM33.EHZ. 2021-11-18T16:17:26.57 0.1 negative manual P 323 10.0788 127 0.18 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNN. ML:2.3 0.0022400000000000002 1.4 AML other m 2021-11-18T16:17:29.82
IV.RM33.EHE. ML:2.6 0.004114329 0.3072 AML other m 2021-11-18T16:17:29.05
IV.RM33.HNE. ML:2.6 0.0041619525 0.2944 AML other m 2021-11-18T16:17:29.05
IV.RM33.EHN. ML:2.3 0.00194542 0.1024 AML other m 2021-11-18T16:17:29.07
IV.CAMP.HHN. ML:1.7 0.000466913 0.5248 AML other m 2021-11-18T16:17:33.07
IV.CAMP.HHE. ML:1.7 0.00037182930000000006 0.4608 AML other m 2021-11-18T16:17:31.39
IV.SMA1.EHE. ML:2.7 0.003385 0.34 AML other m 2021-11-18T16:17:32.22
IV.SMA1.EHN. ML:2.5 0.0020228635 0.2944 AML other m 2021-11-18T16:17:32.23
IV.FIAM.HHN. ML:1.6 0.000184939455 0.2176 AML other m 2021-11-18T16:17:32.79
IV.FIAM.HHE. ML:1.6 0.00023449999999999998 0.28 AML other m 2021-11-18T16:17:34.48
IV.TERO.HNN. ML:2.0 0.00027812465000000004 0.064 AML other m 2021-11-18T16:17:35.12
IV.LNSS.HHN. ML:2.1 0.00050178495 0.3456 AML other m 2021-11-18T16:17:35.12
IV.MTRA.HNN. ML:2.1 0.000469 0.24 AML other m 2021-11-18T16:17:35.45
IV.MTRA.EHN. ML:2.1 0.00044125865 0.1152 AML other m 2021-11-18T16:17:35.45
IV.MTRA.HNE. ML:2.3 0.0008205 0.12 AML other m 2021-11-18T16:17:35.45
IV.MTRA.EHE. ML:2.3 0.0008235 0.14 AML other m 2021-11-18T16:17:35.46
IV.TERO.HNE. ML:2.0 0.0004014819 0.0768 AML other m 2021-11-18T16:17:35.11
IV.LNSS.HHE. ML:2.0 0.00046287225 0.1664 AML other m 2021-11-18T16:17:35.67
IV.FAGN.HHN. ML:2.4 0.0011949999999999999 0.3 AML other m 2021-11-18T16:17:36.71
IV.NRCA.HHE. ML:2.4 0.0006511405999999999 0.1408 AML other m 2021-11-18T16:17:38.61
IV.PTQR.HHN. ML:1.5 0.00009175 1.52 AML other m 2021-11-18T16:17:39.09
IV.MMO1.EHE. ML:2.0 0.00014391255999999999 0.3072 AML other m 2021-11-18T16:17:40.97
IV.NRCA.HHN. ML:2.4 0.000672 0.14 AML other m 2021-11-18T16:17:39.91
IV.PTQR.HHE. ML:1.5 0.000081 0.22 AML other m 2021-11-18T16:17:40.26
IV.ARRO.EHE. ML:1.7 0.00014665495 0.1792 AML other m 2021-11-18T16:17:40.93
IV.ARRO.EHN. ML:1.6 0.00011863945 0.1664 AML other m 2021-11-18T16:17:40.39
IV.MMO1.EHN. ML:1.8 0.000129588655 0.1152 AML other m 2021-11-18T16:17:40.21
IV.VCEL.EHE. ML:2.1 0.0002551632 0.1792 AML other m 2021-11-18T16:17:40.39
IV.T0110.HHE. ML:2.1 0.0003345 0.54 AML other m 2021-11-18T16:17:41.44
IV.GAVE.EHN. ML:1.9 0.00022818169999999998 0.2048 AML other m 2021-11-18T16:17:41.66
IV.MC2.EHN. ML:2.3 0.000486 0.22 AML other m 2021-11-18T16:17:42.77
IV.MC2.EHE. ML:2.2 0.0004165 0.32 AML other m 2021-11-18T16:17:42.78
IV.GAVE.EHE. ML:1.9 0.00025400834999999997 0.2048 AML other m 2021-11-18T16:17:42.96
IV.T0110.HHN. ML:2.1 0.00034599999999999995 0.68 AML other m 2021-11-18T16:17:44.27
IV.CESI.HHN. ML:2.2 0.00023799999999999998 0.18 AML other m 2021-11-18T16:17:46.05
IV.FDMO.HHE. ML:1.8 0.000081334435 0.192 AML other m 2021-11-18T16:17:47.60
IV.MOMA.HHN. ML:1.9 0.000121 1.72 AML other m 2021-11-18T16:17:46.09
IV.GUMA.HNE. ML:2.2 0.00027096655 0.32 AML other m 2021-11-18T16:17:47.02
IV.CESI.HHE. ML:1.8 0.000090364625 0.1408 AML other m 2021-11-18T16:17:46.91
IV.FDMO.HHN. ML:1.8 0.00010785 0.54 AML other m 2021-11-18T16:17:48.28
IV.CSP1.EHE. ML:2.2 0.00027595429999999996 0.2304 AML other m 2021-11-18T16:17:47.78
IV.MML1.EHN. ML:2.1 0.00016099999999999998 0.18 AML other m 2021-11-18T16:17:48.84
IV.MOMA.HHE. ML:1.8 0.00009787559 0.2816 AML other m 2021-11-18T16:17:49.58
IV.CSP1.EHN. ML:2.4 0.0003485 0.42 AML other m 2021-11-18T16:17:51.22
IV.MML1.EHE. ML:1.8 0.00007390238 0.2048 AML other m 2021-11-18T16:17:48.58
IV.INTR.HHN. ML:2.0 0.0001367131 0.4096 AML other m 2021-11-18T16:17:54.84
IV.FIAM.HNN. ML:0.0 0.00036724825 0.192 AML other m 2021-11-18T16:17:32.78
IV.LNSS.HNE. ML:0.0 0.00045212495000000004 0.1664 AML other m 2021-11-18T16:17:35.68
IV.LNSS.HNN. ML:0.0 0.0005007799 0.3968 AML other m 2021-11-18T16:17:35.12
IV.TERO.HHN. ML:0.0 0.00040841154999999993 0.0768 AML other m 2021-11-18T16:17:35.12
IV.TERO.HHE. ML:0.0 0.00033492384999999996 0.0768 AML other m 2021-11-18T16:17:35.12
IV.NRCA.HNE. ML:0.0 0.00062186675 0.2944 AML other m 2021-11-18T16:17:38.61
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
Waveforms Seismic signals in miniseed + resp format Download