Earthquake with magnitude of ML 1.8 on date 11-10-2022 and time 08:08:54 (UTC) in region 1 km W Davagna (GE)

A magnitude ML 1.8 earthquake occured in region: 1 km W Davagna (GE), on

  • 11-10-2022 08:08:54 (UTC)
  • 11-10-2022 10:08:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4670, 9.0690 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Davagna GE 2 1884 1884
Bargagli GE 3 2708 4592
Montoggio GE 6 2067 6659
Lumarzo GE 6 1535 8194
Sant'Olcese GE 8 5906 14100
Torriglia GE 9 2311 16411
Casella GE 9 3144 19555
Uscio GE 10 2284 21839
Bogliasco GE 10 4488 26327
Neirone GE 10 916 27243
Valbrevenna GE 10 798 28041
Pieve Ligure GE 10 2544 30585
Sori GE 11 4205 34790
Tribogna GE 12 614 35404
Serra Riccò GE 12 7885 43289
Avegno GE 12 2525 45814
Genova GE 12 586655 632469
Moconesi GE 13 2614 635083
Savignone GE 13 3205 638288
Recco GE 13 9752 648040
Crocefieschi GE 14 548 648588
Mignanego GE 14 3675 652263
Propata GE 14 142 652405
Ceranesi GE 14 3875 656280
Campomorone GE 15 6996 663276
Cicagna GE 15 2502 665778
Camogli GE 15 5378 671156
Vobbia GE 15 409 671565
Favale di Malvaro GE 15 466 672031
Busalla GE 15 5563 677594
Montebruno GE 16 240 677834
Rondanina GE 16 62 677896
Lorsica GE 17 468 678364
Fascia GE 17 81 678445
Orero GE 18 565 679010
Coreglia Ligure GE 18 285 679295
Ronco Scrivia GE 18 4417 683712
Rapallo GE 18 29796 713508
Santa Margherita Ligure GE 18 9338 722846
Carrega Ligure AL 19 84 722930
Mongiardino Ligure AL 19 165 723095

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km E of Genova (586655 inhabitants)
50 Km E of Savona (61345 inhabitants)
61 Km SE of Alessandria (93943 inhabitants)
73 Km NW of La Spezia (93959 inhabitants)
80 Km S of Pavia (72576 inhabitants)
82 Km SW of Piacenza (102191 inhabitants)
84 Km SE of Asti (76202 inhabitants)
93 Km W of Carrara (63133 inhabitants)
96 Km S of Vigevano (63310 inhabitants)
98 Km W of Massa (69479 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 1.8 2022-10-11
08:08:54
44.4667 9.0692 9 2024-03-01
15:27:58
Bollettino Sismico Italiano INGV 111259141
Reviewed
Rev100
ML 1.8 2022-10-11
08:08:53
44.471 9.062 9 2022-10-11
08:20:08
Sala Sismica INGV-Roma 110714381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-10-11 08:08:54 ± 0.07
Latitude 44.4667 ± 0.0072
Longitude 9.0692 ± 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 111259141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 846
Semi-minor axis of confidence ellipse (meter) 340
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 330
Circular confidence region, given by single value of horizontal uncertainty (meter) 850.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.99735
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 15
Type of magnitude ML
Reference to an origin 110714381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-10-11 08:20:08

ML:1.8

Field Value
Value 1.8
Uncertainty 0.4
Num. used stations 14
Type of magnitude ML
Reference to an origin 111259141
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-27 15:56:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2022-10-11T08:09:51.30 3.0 undecidable manual Sn 0.29 0
SI.LUSI.HHZ. 2022-10-11T08:09:25.87 3.0 undecidable manual P -2.62 0
MN.VLC.HHZ. 2022-10-11T08:09:13.13 1.0 undecidable manual P 108 110.0121 50 0.42 19
GU.MGRO.HHN. 2022-10-11T08:09:13.45 0.6 undecidable manual P 245 110.7003 50 0.63 36
GU.GBOS.HHZ. 2022-10-11T08:09:11.45 1.0 undecidable manual P 256 100.6215 50 0.18 21
GU.EQUI.HHZ. 2022-10-11T08:09:10.20 0.6 undecidable manual P 111 92.241 50 0.22 42
GU.RORO.HHE. 2022-10-11T08:09:09.86 1.0 undecidable manual P 244 88.7445 50 0.42 20
IV.PLMA.HHZ. 2022-10-11T08:09:08.14 1.0 undecidable manual P 126 77.5668 50 0.42 21
GU.GRAM.HHZ. 2022-10-11T08:09:08.22 1.0 undecidable manual P 88 78.8655 50 0.31 21
IV.MSSA.HHZ. 2022-10-11T08:09:07.03 1.0 undecidable manual S 115 39.2274 50 -0.49 22
IV.QLNO.HHE. 2022-10-11T08:09:04.52 1.0 undecidable manual P 255 59.496 50 -0.4 22
IV.BOB.HHE. 2022-10-11T08:09:02.89 0.3 undecidable manual P 42 44.8218 50 0.22 69
GU.GORR.HHZ. 2022-10-11T08:09:02.60 0.3 undecidable manual S 48 23.5542 110 -0.1 73
IV.MSSA.HHZ. 2022-10-11T08:09:01.45 0.1 undecidable manual P 115 39.2274 50 -0.36 90
GU.PCP.HHZ. 2022-10-11T08:09:01.87 0.1 undecidable manual P 281 42.2244 50 -0.4 89
GU.GORR.HHZ. 2022-10-11T08:08:59.04 0.1 undecidable manual P 48 23.5542 110 0.01 100
GU.RNCA.HHZ. 2022-10-11T08:08:58.30 0.3 undecidable manual S 273 9.3795 132 -0.09 75
IT.GNV.HGZ. 2022-10-11T08:08:58.90 0.3 undecidable manual S 250 11.5773 126 -0.07 75
GU.GENL.EHZ. 2022-10-11T08:08:58.50 0.3 undecidable manual S 229 10.3785 129 -0.16 74
GU.GENL.EHZ. 2022-10-11T08:08:56.80 0.1 undecidable manual P 229 10.3785 129 0.11 100
GU.RNCA.HHZ. 2022-10-11T08:08:56.66 0.1 undecidable manual P 273 9.3795 132 0.12 100
IT.GNV.HGZ. 2022-10-11T08:08:56.99 0.1 undecidable manual P 250 11.5773 126 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RNCA.HHN. ML:2.2 0.0025250000000000003 0.16 AML other m 2022-10-11T08:08:58.41
GU.GENL.EHE. ML:1.8 0.00096333965 0.1408 AML other m 2022-10-11T08:08:58.57
GU.RNCA.HHE. ML:2.4 0.0036838565000000003 0.1408 AML other m 2022-10-11T08:08:58.66
GU.GENL.EHN. ML:2.1 0.001831015 1.7952 AML other m 2022-10-11T08:08:59.91
GU.GORR.HHE. ML:1.9 0.000501 0.14 AML other m 2022-10-11T08:09:02.95
GU.GORR.HHN. ML:1.8 0.00044479394999999997 0.1792 AML other m 2022-10-11T08:09:03.37
IV.MSSA.HHN. ML:1.9 0.0003091501 0.096 AML other m 2022-10-11T08:09:08.07
IV.MSSA.HHE. ML:2.2 0.000503 0.1 AML other m 2022-10-11T08:09:08.60
GU.PCP.HHN. ML:1.1 0.000040326429999999996 1.4016 AML other m 2022-10-11T08:09:08.14
GU.PCP.HHE. ML:1.0 0.000030060354999999998 0.3584 AML other m 2022-10-11T08:09:11.75
IV.PLMA.HHE. ML:1.6 0.0000540745 0.2624 AML other m 2022-10-11T08:09:19.24
GU.EQUI.HHN. ML:1.4 0.000027069355 0.4544 AML other m 2022-10-11T08:09:23.27
GU.GRAM.HHE. ML:1.8 0.00007755 0.22 AML other m 2022-10-11T08:09:23.57
GU.GRAM.HHN. ML:1.4 0.00004054239499999999 0.16 AML other m 2022-10-11T08:09:24.12
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