Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 01-09-2022 and time 21:35:44 (UTC) in region 2 km W Bargagli (GE)

A magnitude ML 2.3 earthquake occured in region: 2 km W Bargagli (GE), on

  • 01-09-2022 21:35:44 (UTC)
  • 01-09-2022 23:35:44 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4460, 9.0680 at 8 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
Bargagli GE 2 2708 2708
Davagna GE 3 1884 4592
Lumarzo GE 6 1535 6127
Bogliasco GE 7 4488 10615
Pieve Ligure GE 8 2544 13159
Montoggio GE 8 2067 15226
Uscio GE 8 2284 17510
Sori GE 9 4205 21715
Sant'Olcese GE 9 5906 27621
Neirone GE 10 916 28537
Avegno GE 10 2525 31062
Tribogna GE 11 614 31676
Torriglia GE 11 2311 33987
Recco GE 11 9752 43739
Genova GE 11 586655 630394
Casella GE 11 3144 633538
Moconesi GE 12 2614 636152
Valbrevenna GE 12 798 636950
Serra Riccò GE 13 7885 644835
Camogli GE 13 5378 650213
Cicagna GE 14 2502 652715
Savignone GE 15 3205 655920
Ceranesi GE 15 3875 659795
Favale di Malvaro GE 15 466 660261
Mignanego GE 15 3675 663936
Campomorone GE 16 6996 670932
Crocefieschi GE 16 548 671480
Propata GE 16 142 671622
Lorsica GE 17 468 672090
Santa Margherita Ligure GE 17 9338 681428
Rapallo GE 17 29796 711224
Coreglia Ligure GE 17 285 711509
Busalla GE 17 5563 717072
Orero GE 17 565 717637
Montebruno GE 17 240 717877
Vobbia GE 17 409 718286
Rondanina GE 18 62 718348
Fascia GE 19 81 718429
Portofino GE 19 420 718849
Zoagli GE 20 2472 721321

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km E of Genova (586655 inhabitants)
49 Km E of Savona (61345 inhabitants)
63 Km SE of Alessandria (93943 inhabitants)
71 Km NW of La Spezia (93959 inhabitants)
83 Km S of Pavia (72576 inhabitants)
84 Km SW of Piacenza (102191 inhabitants)
85 Km SE of Asti (76202 inhabitants)
92 Km W of Carrara (63133 inhabitants)
97 Km W of Massa (69479 inhabitants)
98 Km S of Vigevano (63310 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 2.3 2022-09-01
21:35:44		 44.4457 9.0683 8 2024-03-01
15:27:59		 Bollettino Sismico Italiano INGV 111548841
Reviewed
Rev100 		ML 2.6 2022-09-01
21:35:44		 44.4563 9.0773 8 2022-09-01
21:42:46		 Sala Sismica INGV-Roma 109228161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-01 21:35:44 ± 0.1
Latitude 44.4457 ± 0.0081
Longitude 9.0683 ± 0.0063
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 111548841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 922
Semi-minor axis of confidence ellipse (meter) 305
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 351
Circular confidence region, given by single value of horizontal uncertainty (meter) 920.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 51
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.08094
Epicentral distance of station farthest from the epicenter (degree) 1.85530
Number of stations at which the event was observed 36
Number of stations from which data was used for origin computation 36
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 49
Type of magnitude ML
Reference to an origin 111548841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-23 15:41:53

ML:2.6

Field Value
Value 2.6
Uncertainty 0.3
Num. used stations 74
Type of magnitude ML
Reference to an origin 109228161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-01 21:42:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CARD.HHZ. 2022-09-01T21:36:19.55 0.6 undecidable manual S 112 121.5894 50 -0.93 31
IV.ROVR.HHZ. 2022-09-01T21:36:18.25 0.3 undecidable manual P 49 205.9383 38 0.64 37
CH.MMK.HHZ. 2022-09-01T21:36:17.29 0.3 undecidable manual P 335 197.8575 38 0.69 38
GU.MGRO.HHZ. 2022-09-01T21:36:17.38 0.6 undecidable manual S 246 109.7124 50 0.1 41
IV.MAGA.HHZ. 2022-09-01T21:36:16.57 0.3 undecidable manual P 39 191.4639 38 0.76 38
MN.VLC.HHZ. 2022-09-01T21:36:16.65 0.6 undecidable manual S 106 109.3128 50 -0.55 37
IV.SEI.HHZ. 2022-09-01T21:36:16.91 0.6 undecidable manual P 103 187.0683 38 1.64 16
GU.GBOS.HHZ. 2022-09-01T21:36:15.07 0.6 undecidable manual S 257 100.0221 50 0.36 40
GU.SATI.HHZ. 2022-09-01T21:36:15.79 0.3 undecidable manual P 330 184.2711 38 0.88 38
GU.RRL.HHZ. 2022-09-01T21:36:15.80 0.3 undecidable manual P 287 187.2681 38 0.51 43
GU.LSD.HHZ. 2022-09-01T21:36:14.58 0.3 undecidable manual P 307 188.9664 38 -0.92 36
IV.MDI.HHZ. 2022-09-01T21:36:12.43 0.3 undecidable manual P 19 155.4222 50 1.79 26
IV.ZCCA.HHZ. 2022-09-01T21:36:12.65 0.3 undecidable manual P 93 151.6371 50 2.59 11
GU.PZZ.HHZ. 2022-09-01T21:36:10.19 0.3 undecidable manual P 273 154.7229 50 -0.34 52
GU.GRAM.HHZ. 2022-09-01T21:36:09.80 0.6 undecidable manual S 86 79.0653 50 0.69 37
IV.PII.HHZ. 2022-09-01T21:36:08.94 0.3 undecidable manual P 124 141.1476 50 0.5 53
GU.POPM.HHZ. 2022-09-01T21:36:08.80 0.1 undecidable manual P 108 141.3474 50 0.32 73
GU.BURY.HHZ. 2022-09-01T21:36:08.06 0.3 undecidable manual P 239 141.0477 50 -0.37 54
GU.STV.HHZ. 2022-09-01T21:36:07.92 0.3 undecidable manual P 261 139.9488 50 -0.34 55
IV.PLMA.HHZ. 2022-09-01T21:36:07.36 0.6 undecidable manual S 125 76.2681 50 -1.02 32
IV.BDI.HHZ. 2022-09-01T21:36:06.77 0.1 undecidable manual P 109 128.5713 50 0.27 76
GU.ENR.HHZ. 2022-09-01T21:36:06.98 0.3 undecidable manual P 260 133.0668 50 -0.23 57
GU.MAIM.HHZ. 2022-09-01T21:36:06.67 0.1 undecidable manual P 117 127.6722 50 0.3 76
GU.CANO.HHZ. 2022-09-01T21:36:06.62 0.6 undecidable manual S 248 71.0733 50 -0.36 42
FR.SAOF.HHZ.00 2022-09-01T21:36:06.63 0.3 undecidable manual P 248 130.869 50 -0.22 57
GU.GSCL.HHZ. 2022-09-01T21:36:06.11 0.1 undecidable manual P 94 120.8901 50 0.79 66
GU.CARD.HHZ. 2022-09-01T21:36:05.61 0.1 undecidable manual P 112 121.5894 50 0.17 79
MN.VLC.HHZ. 2022-09-01T21:36:03.63 0.1 undecidable manual P 106 109.3128 50 0.09 82
IV.QLNO.HHZ. 2022-09-01T21:36:03.71 0.6 undecidable manual S 257 58.7967 50 0 46
GU.MGRO.HHZ. 2022-09-01T21:36:03.73 0.1 undecidable manual P 246 109.7124 50 0.13 81
GU.GBOS.HHZ. 2022-09-01T21:36:01.89 0.3 undecidable manual P 257 100.0221 50 -0.22 61
IV.BOB.HHE. 2022-09-01T21:35:59.96 0.6 undecidable manual S 40 46.62 50 -0.5 43
IV.PLMA.HHZ. 2022-09-01T21:35:58.56 0.1 undecidable manual P 125 76.2681 50 0.11 87
GU.ROTM.HHZ. 2022-09-01T21:35:58.22 0.3 undecidable manual P 309 72.0723 50 0.42 62
GU.PCP.HHZ. 2022-09-01T21:35:58.86 0.6 undecidable manual S 285 42.7239 50 -0.55 42
GU.GRAM.HHZ. 2022-09-01T21:35:58.88 0.1 undecidable manual P 86 79.0653 50 0.01 89
GU.CANO.HHZ. 2022-09-01T21:35:57.21 0.3 undecidable manual P 248 71.0733 50 -0.43 62
IV.MSSA.HHZ. 2022-09-01T21:35:57.15 0.6 undecidable manual S 112 38.4282 50 -1.11 33
IV.QLNO.HHZ. 2022-09-01T21:35:55.35 0.1 negative manual P 257 58.7967 50 -0.41 85
IV.SARZ.HHN. 2022-09-01T21:35:54.79 0.3 undecidable manual P 345 48.3183 50 0.65 60
GU.GORR.HHZ. 2022-09-01T21:35:53.02 0.1 undecidable manual S 45 25.1526 108 -1.05 70
IV.BOB.HHE. 2022-09-01T21:35:53.72 0.3 undecidable manual P 40 46.62 50 -0.16 69
GU.PCP.HHZ. 2022-09-01T21:35:52.64 0.1 undecidable manual P 285 42.7239 50 -0.63 81
IV.MSSA.HHZ. 2022-09-01T21:35:51.98 0.1 negative manual P 112 38.4282 50 -0.63 82
GU.GORR.HHZ. 2022-09-01T21:35:49.71 0.1 undecidable manual P 45 25.1526 108 -0.48 89
GU.GENL.EHZ. 2022-09-01T21:35:49.28 0.3 undecidable manual S 240 8.9799 132 0.19 73
GU.RNCA.HHZ. 2022-09-01T21:35:49.16 0.3 undecidable manual S 287 9.6792 130 -0.12 74
IT.GNV.HGZ. 2022-09-01T21:35:49.77 0.6 undecidable manual S 262 10.878 127 0.17 49
GU.RNCA.HHZ. 2022-09-01T21:35:47.46 0.1 negative manual P 287 9.6792 130 0.04 100
IT.GNV.HGZ. 2022-09-01T21:35:47.77 0.1 negative manual P 262 10.878 127 0.16 97
GU.GENL.EHZ. 2022-09-01T21:35:47.57 0.1 undecidable manual P 240 8.9799 132 0.26 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RNCA.HHN. ML:3.1 0.019049999999999997 0.14 AML other m 2022-09-01T21:35:49.22
GU.GENL.EHE. ML:2.7 0.0079920215 0.1664 AML other m 2022-09-01T21:35:49.42
GU.GENL.EHN. ML:3.0 0.01385 0.24 AML other m 2022-09-01T21:35:49.51
GU.RNCA.HHE. ML:3.1 0.018699999999999998 0.12 AML other m 2022-09-01T21:35:49.47
GU.GORR.HHN. ML:2.8 0.0035246705 0.1792 AML other m 2022-09-01T21:35:54.14
GU.GORR.HHE. ML:2.9 0.004880549999999999 1.0752 AML other m 2022-09-01T21:35:54.66
GU.PCP.HHE. ML:2.1 0.00037800285 0.4224 AML other m 2022-09-01T21:36:00.94
IV.QLNO.HHN. ML:2.1 0.0002559867 0.3584 AML other m 2022-09-01T21:36:05.18
IV.PLMA.HHN. ML:2.4 0.00033651715 1.0624 AML other m 2022-09-01T21:36:07.62
IV.PLMA.HHE. ML:2.2 0.00024822505 0.9216 AML other m 2022-09-01T21:36:08.24
GU.CANO.HHN. ML:3.0 0.001745 0.32 AML other m 2022-09-01T21:36:08.24
GU.CANO.HHE. ML:2.7 0.0008399396500000001 0.4096 AML other m 2022-09-01T21:36:08.85
GU.ROTM.HHN. ML:2.6 0.00071678195 0.5632 AML other m 2022-09-01T21:36:08.83
GU.ROTM.HHE. ML:2.4 0.00036744254999999997 0.6016 AML other m 2022-09-01T21:36:09.48
GU.GRAM.HHN. ML:2.4 0.00038645600000000003 0.7936 AML other m 2022-09-01T21:36:10.52
GU.GRAM.HHE. ML:2.5 0.00046329065000000005 0.2176 AML other m 2022-09-01T21:36:10.33
GU.GBOS.HHN. ML:2.2 0.00017360744999999998 0.3584 AML other m 2022-09-01T21:36:15.95
GU.GBOS.HHE. ML:1.9 0.00008504579499999999 0.2688 AML other m 2022-09-01T21:36:16.40
GU.CARD.HHN. ML:2.5 0.0002350011 0.768 AML other m 2022-09-01T21:36:19.80
GU.CARD.HHE. ML:2.6 0.00026173259999999997 0.1792 AML other m 2022-09-01T21:36:19.81
GU.GSCL.HHN. ML:2.1 0.00008800167 0.7168 AML other m 2022-09-01T21:36:21.86
IV.BDI.HHN. ML:2.4 0.0001541862 0.7296 AML other m 2022-09-01T21:36:23.54
IV.BDI.HNN. ML:2.4 0.0001682181 0.7168 AML other m 2022-09-01T21:36:23.56
IV.BDI.HNE. ML:2.5 0.00019461469999999999 0.9856 AML other m 2022-09-01T21:36:23.74
IV.BDI.HHE. ML:2.4 0.0001755156 0.3456 AML other m 2022-09-01T21:36:23.56
FR.SAOF.HHE.00 ML:2.0 0.000070346145 0.4096 AML other m 2022-09-01T21:36:23.94
FR.SAOF.HHN.00 ML:2.1 0.00007620445000000001 0.7552 AML other m 2022-09-01T21:36:24.42
GU.ENR.HHE. ML:1.9 0.000049540284999999996 0.2688 AML other m 2022-09-01T21:36:25.02
GU.ENR.HHN. ML:2.2 0.00009676804 0.4608 AML other m 2022-09-01T21:36:24.67
IV.PII.HHE. ML:2.4 0.00013474225 0.3968 AML other m 2022-09-01T21:36:25.79
IV.PII.HHN. ML:2.3 0.00012434555 0.3968 AML other m 2022-09-01T21:36:26.20
GU.STV.HHE. ML:1.8 0.000037540169999999995 0.2304 AML other m 2022-09-01T21:36:26.21
GU.STV.HHN. ML:2.0 0.00005711891 1.7792 AML other m 2022-09-01T21:36:26.98
GU.POPM.HHE. ML:2.5 0.00019325739999999998 0.2688 AML other m 2022-09-01T21:36:27.01
GU.PZZ.HHN. ML:2.2 0.000071249625 2.1376 AML other m 2022-09-01T21:36:29.78
GU.SATI.HNE. ML:2.2 0.000053758605000000004 0.896 AML other m 2022-09-01T21:36:38.70
GU.LSD.HHE. ML:1.8 0.00002187857 1.4464 AML other m 2022-09-01T21:36:38.84
GU.LSD.HHN. ML:1.5 0.000010245138 2.0608 AML other m 2022-09-01T21:36:39.05
GU.SATI.HHE. ML:2.2 0.000049337265000000004 0.32 AML other m 2022-09-01T21:36:38.93
CH.MMK.HHE. ML:1.8 0.0000195 0.28 AML other m 2022-09-01T21:36:41.77
IV.MAGA.HHN. ML:2.6 0.00011418235 0.3584 AML other m 2022-09-01T21:36:41.67
IV.MAGA.HNN. ML:2.3 0.000063788105 0.4096 AML other m 2022-09-01T21:36:41.48
CH.MMK.HHN. ML:1.7 0.000016 1.64 AML other m 2022-09-01T21:36:41.02
IV.ROVR.HHN. ML:2.6 0.0001007409 1.2928 AML other m 2022-09-01T21:36:42.62
IV.ROVR.HHE. ML:2.3 0.000053454 0.9856 AML other m 2022-09-01T21:36:42.80
ST.VARA.EHN. ML:2.3 0.000049610904999999997 0.2176 AML other m 2022-09-01T21:36:43.92
ST.VARA.EHE. ML:2.3 0.00005607585 0.1408 AML other m 2022-09-01T21:36:44.48
IV.STAL.HHE. ML:2.4 0.000021389855 0.2176 AML other m 2022-09-01T21:37:15.44
IV.STAL.HHN. ML:2.5 0.000024794315 0.2176 AML other m 2022-09-01T21:37:15.28
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