Earthquake with magnitude of ML 1.6 on date 23-09-2022 and time 04:05:57 (Italy) in region 1 km W Bargagli (GE)

A magnitude ML 1.6 earthquake occured in region: 1 km W Bargagli (GE), on

  • 23-09-2022 02:05:57 (UTC)
  • 23-09-2022 04:05:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4440, 9.0770 at 9 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.

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 1 2708 2708
Davagna GE 3 1884 4592
Lumarzo GE 5 1535 6127
Bogliasco GE 7 4488 10615
Uscio GE 8 2284 12899
Pieve Ligure GE 8 2544 15443
Sori GE 8 4205 19648
Montoggio GE 8 2067 21715
Neirone GE 9 916 22631
Avegno GE 9 2525 25156
Sant'Olcese GE 10 5906 31062
Tribogna GE 10 614 31676
Recco GE 11 9752 41428
Torriglia GE 11 2311 43739
Moconesi GE 11 2614 46353
Genova GE 12 586655 633008
Casella GE 12 3144 636152
Camogli GE 13 5378 641530
Valbrevenna GE 13 798 642328
Serra Riccò GE 13 7885 650213
Cicagna GE 13 2502 652715
Favale di Malvaro GE 15 466 653181
Savignone GE 15 3205 656386
Lorsica GE 16 468 656854
Mignanego GE 16 3675 660529
Ceranesi GE 16 3875 664404
Rapallo GE 16 29796 694200
Santa Margherita Ligure GE 16 9338 703538
Propata GE 16 142 703680
Campomorone GE 16 6996 710676
Coreglia Ligure GE 16 285 710961
Crocefieschi GE 16 548 711509
Orero GE 16 565 712074
Montebruno GE 17 240 712314
Rondanina GE 17 62 712376
Busalla GE 18 5563 717939
Vobbia GE 18 409 718348
Fascia GE 19 81 718429
Portofino GE 19 420 718849
Zoagli GE 19 2472 721321

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km E of Genova (586655 inhabitants)
50 Km E of Savona (61345 inhabitants)
64 Km SE of Alessandria (93943 inhabitants)
71 Km NW of La Spezia (93959 inhabitants)
83 Km S of Pavia (72576 inhabitants)
83 Km SW of Piacenza (102191 inhabitants)
86 Km SE of Asti (76202 inhabitants)
91 Km W of Carrara (63133 inhabitants)
96 Km W of Massa (69479 inhabitants)
99 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 1.6 2022-09-23
02:05:57
44.444 9.0768 9 2024-03-01
15:28:13
Bollettino Sismico Italiano INGV 113227381
Reviewed
Rev100
ML 1.6 2022-09-23
02:05:57
44.4417 9.0748 9 2022-09-23
02:11:11
Sala Sismica INGV-Roma 110036101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-09-23 02:05:57 ± 0.09
Latitude 44.4440 ± 0.0081
Longitude 9.0768 ± 0.0063
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 113227381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 834
Semi-minor axis of confidence ellipse (meter) 361
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 350
Circular confidence region, given by single value of horizontal uncertainty (meter) 830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
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) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.08544
Epicentral distance of station farthest from the epicenter (degree) 0.68169
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 113227381
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-01-01 11:28:23

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 110036101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-09-23 02:11:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CANO.HHE. 2022-09-23T02:06:20.41 1.0 undecidable manual S 249 71.5728 50 0.91 18
IV.PLMA.HHE. 2022-09-23T02:06:20.44 0.6 undecidable manual S 125 75.6687 50 -0.14 45
GU.PCP.HHZ. 2022-09-23T02:06:11.58 0.3 undecidable manual S 285 43.4232 50 -0.39 67
IV.MSSA.HHZ. 2022-09-23T02:06:10.26 0.1 undecidable manual S 112 37.7289 50 -0.19 95
GU.CANO.HHE. 2022-09-23T02:06:10.44 0.6 undecidable manual P 249 71.5728 50 0.22 44
IV.PLMA.HHE. 2022-09-23T02:06:09.94 1.0 undecidable manual P 125 75.6687 50 -0.9 17
IV.QLNO.HHE. 2022-09-23T02:06:08.26 0.3 undecidable manual P 257 59.3961 50 -0.09 70
IV.SARZ.HHN. 2022-09-23T02:06:06.93 0.3 undecidable manual P 345 48.7179 50 0.24 69
GU.GORR.HHZ. 2022-09-23T02:06:06.66 0.1 undecidable manual S 43 24.8529 111 -0.1 99
IV.BOB.HNE. 2022-09-23T02:06:06.88 0.3 undecidable manual P 39 46.4202 50 0.55 64
IV.MSSA.HHZ. 2022-09-23T02:06:05.17 0.1 positive manual P 112 37.7289 50 0.17 95
GU.PCP.HHZ. 2022-09-23T02:06:05.68 0.1 negative manual P 285 43.4232 50 -0.19 94
GU.RNCA.HHZ. 2022-09-23T02:06:02.08 0.1 undecidable manual S 287 10.3785 132 -0.3 97
GU.GORR.HHZ. 2022-09-23T02:06:02.79 0.1 undecidable manual P 43 24.8529 111 -0.07 99
IT.GNV.HGE. 2022-09-23T02:06:00.78 0.1 negative manual P 263 11.5773 129 0.26 97
GU.RNCA.HHZ. 2022-09-23T02:06:00.49 0.1 negative manual P 287 10.3785 132 0.15 100
GU.GENL.EHN. 2022-09-23T02:06:00.25 0.6 undecidable manual P 243 9.4794 134 0.04 51
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RNCA.HHN. ML:1.8 0.000804 0.18 AML other m 2022-09-23T02:06:02.28
GU.RNCA.HHE. ML:2.2 0.0019899999999999996 0.1 AML other m 2022-09-23T02:06:02.42
GU.GORR.HHN. ML:1.4 0.00014450000000000002 0.44 AML other m 2022-09-23T02:06:06.90
GU.GORR.HHE. ML:1.4 0.000162 0.14 AML other m 2022-09-23T02:06:06.76
IV.MSSA.HHE. ML:1.6 0.0001565 0.08 AML other m 2022-09-23T02:06:11.65
IV.MSSA.HHN. ML:1.5 0.0001095 0.8 AML other m 2022-09-23T02:06:12.75
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