Earthquake with magnitude of ML 1.8 on date 07-10-2022 and time 13:46:04 (Italy) in region 2 km W Davagna (GE)

A magnitude ML 1.8 earthquake occured in region: 2 km W Davagna (GE), on

  • 07-10-2022 11:46:04 (UTC)
  • 07-10-2022 13:46:04 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4610, 9.0640 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
Davagna GE 2 1884 1884
Bargagli GE 3 2708 4592
Lumarzo GE 6 1535 6127
Montoggio GE 6 2067 8194
Sant'Olcese GE 8 5906 14100
Bogliasco GE 9 4488 18588
Uscio GE 10 2284 20872
Pieve Ligure GE 10 2544 23416
Casella GE 10 3144 26560
Torriglia GE 10 2311 28871
Neirone GE 10 916 29787
Sori GE 10 4205 33992
Valbrevenna GE 11 798 34790
Serra Riccò GE 11 7885 42675
Avegno GE 12 2525 45200
Tribogna GE 12 614 45814
Genova GE 12 586655 632469
Recco GE 13 9752 642221
Moconesi GE 13 2614 644835
Savignone GE 13 3205 648040
Mignanego GE 14 3675 651715
Ceranesi GE 14 3875 655590
Crocefieschi GE 14 548 656138
Campomorone GE 15 6996 663134
Camogli GE 15 5378 668512
Cicagna GE 15 2502 671014
Propata GE 15 142 671156
Busalla GE 16 5563 676719
Favale di Malvaro GE 16 466 677185
Vobbia GE 16 409 677594
Montebruno GE 17 240 677834
Rondanina GE 17 62 677896
Lorsica GE 17 468 678364
Orero GE 18 565 678929
Coreglia Ligure GE 18 285 679214
Fascia GE 18 81 679295
Rapallo GE 18 29796 709091
Santa Margherita Ligure GE 18 9338 718429
Ronco Scrivia GE 19 4417 722846
Carrega Ligure AL 20 84 722930
Mongiardino Ligure AL 20 165 723095

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km E of Genova (586655 inhabitants)
49 Km E of Savona (61345 inhabitants)
62 Km SE of Alessandria (93943 inhabitants)
72 Km NW of La Spezia (93959 inhabitants)
81 Km S of Pavia (72576 inhabitants)
83 Km SW of Piacenza (102191 inhabitants)
84 Km SE of Asti (76202 inhabitants)
93 Km W of Carrara (63133 inhabitants)
97 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 2022-10-07
11:46:04
44.4608 9.0643 9 2024-03-01
15:28:23
Bollettino Sismico Italiano INGV 116772731
Reviewed
Rev100
ML 1.7 2022-10-07
11:46:04
44.4718 9.0588 9 2022-10-07
11:55:29
Sala Sismica INGV-Roma 110580451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-10-07 11:46:04 ± 0.09
Latitude 44.4608 ± 0.0081
Longitude 9.0643 ± 0.0076
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 116772731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 988
Semi-minor axis of confidence ellipse (meter) 312
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 337
Circular confidence region, given by single value of horizontal uncertainty (meter) 990.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 120
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 19
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.83277
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 116772731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-26 15:34:48

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 110580451
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-10-07 11:55:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAR1.HHZ. 2022-10-07T11:47:53.59 3.0 negative manual Pn 0.69 0
IV.SENI.EHZ. 2022-10-07T11:47:50.04 3.0 undecidable manual Sg 17.879999 0
IV.MMO1.EHZ. 2022-10-07T11:47:41.73 3.0 undecidable manual Sn 1.01 0
OT.OT11.EHZ. 2022-10-07T11:47:27.84 3.0 undecidable manual Pn 2.13 0
IV.RSM2.HHZ. 2022-10-07T11:47:21.15 3.0 undecidable manual Sn 3.86 0
MN.TRI.HHZ. 2022-10-07T11:47:10.61 3.0 positive manual Pg 10.22 0
IV.SFI.EHZ. 2022-10-07T11:47:07.63 3.0 undecidable manual Sn 0.45 0
IV.FDMO.HHZ. 2022-10-07T11:47:05.37 3.0 undecidable manual Pg 10.03 0
IV.GAVE.EHZ. 2022-10-07T11:47:02.40 3.0 positive manual Pn 6.45 0
IV.FRON.EHZ. 2022-10-07T11:47:00.16 3.0 positive manual Pg 10.74 0
IV.RSM2.HHZ. 2022-10-07T11:46:51.65 3.0 undecidable manual Pg 6.47 0
IV.ARVD.HHZ. 2022-10-07T11:46:50.75 3.0 negative manual Pn -0.8 0
GU.CANO.HHZ. 2022-10-07T11:46:26.58 0.6 undecidable manual S 247 71.373 50 0.52 41
IV.QLNO.HHE. 2022-10-07T11:46:22.69 0.6 undecidable manual S 255 58.8966 50 -0.04 47
GU.EQUI.HHZ. 2022-10-07T11:46:20.57 0.3 undecidable manual P 110 92.4408 50 0.58 58
IV.BOB.HNE. 2022-10-07T11:46:19.53 0.6 undecidable manual S 42 45.621 50 0.36 45
GU.PCP.HHZ. 2022-10-07T11:46:17.92 0.6 undecidable manual S 282 42.0246 50 -0.29 46
GU.CANO.HHZ. 2022-10-07T11:46:16.79 0.3 undecidable manual P 247 71.373 50 0.03 68
IV.MSSA.HHZ. 2022-10-07T11:46:16.61 0.6 undecidable manual S 114 39.3273 50 -0.89 37
IV.QLNO.HHE. 2022-10-07T11:46:14.41 0.3 undecidable manual P 255 58.8966 50 -0.43 64
IV.BOB.HNE. 2022-10-07T11:46:13.23 0.3 undecidable manual P 42 45.621 50 0.45 66
GU.GORR.HHZ. 2022-10-07T11:46:12.68 0.3 undecidable manual S 48 24.2535 110 -0.33 70
GU.PCP.HHZ. 2022-10-07T11:46:11.91 0.3 undecidable manual P 282 42.0246 50 -0.32 68
IV.MSSA.HHZ. 2022-10-07T11:46:11.74 0.3 undecidable manual P 114 39.3273 50 -0.08 72
GU.GORR.HHZ. 2022-10-07T11:46:09.21 0.3 undecidable manual P 48 24.2535 110 -0.01 75
GU.RNCA.HHZ. 2022-10-07T11:46:08.29 0.3 undecidable manual S 277 8.9799 134 -0.14 75
GU.GENL.EHZ. 2022-10-07T11:46:08.50 0.3 undecidable manual S 231 9.6792 132 -0.09 75
IT.GNV.HGZ. 2022-10-07T11:46:08.95 0.3 undecidable manual S 253 10.9779 129 0.02 76
IT.GNV.HGZ. 2022-10-07T11:46:07.06 0.3 undecidable manual P 253 10.9779 129 0.19 74
GU.GENL.EHZ. 2022-10-07T11:46:06.86 0.3 undecidable manual P 231 9.6792 132 0.19 74
GU.RNCA.HHZ. 2022-10-07T11:46:06.70 0.1 undecidable manual P 277 8.9799 134 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RNCA.HHN. ML:2.1 0.00196 0.18 AML other m 2022-10-07T11:46:08.43
GU.RNCA.HHE. ML:2.0 0.00145 0.3 AML other m 2022-10-07T11:46:08.57
GU.GORR.HHN. ML:1.7 0.0003305 0.78 AML other m 2022-10-07T11:46:12.96
GU.GORR.HHE. ML:1.7 0.000301 0.78 AML other m 2022-10-07T11:46:13.04
IV.MSSA.HHN. ML:1.9 0.00026000000000000003 0.92 AML other m 2022-10-07T11:46:17.20
IV.MSSA.HHE. ML:2.0 0.0003685 0.12 AML other m 2022-10-07T11:46:18.80
GU.PCP.HHN. ML:1.0 0.00003315 1.58 AML other m 2022-10-07T11:46:19.86
GU.PCP.HHE. ML:1.0 0.0000298 1.58 AML other m 2022-10-07T11:46:22.20
GU.CANO.HHN. ML:1.8 0.000117 0.34 AML other m 2022-10-07T11:46:27.38
GU.CANO.HHE. ML:1.8 0.00010025000000000001 1.18 AML other m 2022-10-07T11:46:29.13
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