Earthquake with magnitude of ML 2.0 on date 12-07-2023 and time 18:30:51 (Italy) in region 2 km NE Cicagna (GE)

A magnitude ML 2.0 earthquake occured in region: 2 km NE Cicagna (GE), on

  • 12-07-2023 16:30:51 (UTC)
  • 12-07-2023 18:30:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4220, 9.2550 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Cicagna GE 2 2502 2502
Lorsica GE 2 468 2970
Orero GE 2 565 3535
Moconesi GE 3 2614 6149
Coreglia Ligure GE 3 285 6434
Favale di Malvaro GE 4 466 6900
Tribogna GE 5 614 7514
Neirone GE 6 916 8430
San Colombano Certenoli GE 7 2683 11113
Uscio GE 7 2284 13397
Rapallo GE 8 29796 43193
Avegno GE 9 2525 45718
Zoagli GE 9 2472 48190
Lumarzo GE 10 1535 49725
Leivi GE 10 2442 52167
Santa Margherita Ligure GE 10 9338 61505
Carasco GE 11 3733 65238
Borzonasca GE 11 2049 67287
Mezzanego GE 11 1537 68824
Recco GE 11 9752 78576
Camogli GE 11 5378 83954
Montebruno GE 12 240 84194
Chiavari GE 13 27398 111592
Cogorno GE 13 5676 117268
Sori GE 13 4205 121473
Torriglia GE 13 2311 123784
Bargagli GE 13 2708 126492
Portofino GE 14 420 126912
Davagna GE 14 1884 128796
Pieve Ligure GE 14 2544 131340
Ne GE 14 2259 133599
Lavagna GE 15 12791 146390
Fontanigorda GE 15 277 146667
Bogliasco GE 15 4488 151155
Rezzoaglio GE 16 995 152150
Rondanina GE 16 62 152212
Fascia GE 16 81 152293
Propata GE 17 142 152435
Rovegno GE 18 554 152989
Montoggio GE 20 2067 155056

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Genova (586655 inhabitants)
58 Km NW of La Spezia (93959 inhabitants)
63 Km E of Savona (61345 inhabitants)
75 Km SE of Alessandria (93943 inhabitants)
77 Km W of Carrara (63133 inhabitants)
78 Km SW of Piacenza (102191 inhabitants)
83 Km NW of Massa (69479 inhabitants)
85 Km S of Pavia (72576 inhabitants)
95 Km W of Parma (192836 inhabitants)
99 Km SE of Asti (76202 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
Reviewed
Rev100
ML 2.0 2023-07-12
16:30:51
44.4217 9.2547 10 2023-07-12
16:40:23
Sala Sismica INGV-Roma 119200111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-12 16:30:51 ± 0.06
Latitude 44.4217 ± 0.0054
Longitude 9.2547 ± 0.0038
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 119200111

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 550
Semi-minor axis of confidence ellipse (meter) 323
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 343
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 135
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.13944
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 10
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 119200111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-12 16:40:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
XE.T0702.HHZ. 2023-07-12T16:32:37.46 3.0 positive manual Pn 4.59 0
IV.GIB.HHZ. 2023-07-12T16:32:35.82 3.0 undecidable manual Pn -6.19 0
IV.MMO1.EHZ. 2023-07-12T16:32:33.77 3.0 undecidable manual Sg -2.18 0
IV.FOSV.EHZ. 2023-07-12T16:32:23.99 3.0 undecidable manual Sg 2.03 0
IV.PTRJ.HHZ. 2023-07-12T16:32:23.85 3.0 positive manual Pg 18.83 0
IV.FRON.EHZ. 2023-07-12T16:32:19.14 3.0 undecidable manual Sg 1.5 0
IV.LRP.EHZ. 2023-07-12T16:31:58.19 3.0 undecidable manual Pn 2.22 0
IV.ARRO.EHZ. 2023-07-12T16:31:48.88 3.0 negative manual Pg 8.19 0
IV.FDMO.HHZ. 2023-07-12T16:31:43.07 3.0 positive manual Pn 5.05 0
IV.ATFO.HHZ. 2023-07-12T16:31:37.99 3.0 positive manual Pn 6.82 0
IV.CSNT.HHZ. 2023-07-12T16:31:25.59 3.0 negative manual Pg 3.51 0
GU.POPM.HHZ. 2023-07-12T16:31:12.81 0.3 undecidable manual P 109 126.4734 50 0.21 79
GU.GRAM.HHZ. 2023-07-12T16:31:11.67 0.3 undecidable manual S 83 64.5909 50 0.19 90
IV.PLMA.HHZ. 2023-07-12T16:31:10.51 0.6 undecidable manual S 131 62.9925 50 -0.54 55
GU.MAIM.HHZ. 2023-07-12T16:31:10.80 0.3 undecidable manual P 119 113.3976 50 0.22 81
GU.CARD.HHZ. 2023-07-12T16:31:09.53 0.3 undecidable manual P 114 107.0151 50 -0.06 85
MN.VLC.HHZ. 2023-07-12T16:31:07.69 0.3 undecidable manual P 108 94.4388 50 0.03 88
GU.GRAM.HHZ. 2023-07-12T16:31:03.07 0.3 undecidable manual P 83 64.5909 50 0.01 93
IV.PLMA.HHZ. 2023-07-12T16:31:02.59 0.3 undecidable manual P 131 62.9925 50 -0.22 90
GU.PCP.HHZ. 2023-07-12T16:31:02.08 3.0 negative manual P 1.96 0
IT.GNV.HGE. 2023-07-12T16:31:01.02 0.3 undecidable manual S 273 25.5522 50 -0.05 99
GU.RNCA.HHE. 2023-07-12T16:31:00.56 0.3 undecidable manual S 283 24.6531 112 -0.22 96
GU.GENL.EHE. 2023-07-12T16:31:00.29 0.3 undecidable manual S 266 22.6551 114 0.15 98
GU.GORR.HHE. 2023-07-12T16:30:59.39 0.3 undecidable manual S 8 20.7681 116 -0.16 98
IT.GNV.HGE. 2023-07-12T16:30:57.10 0.3 undecidable manual P 273 25.5522 50 0.06 99
GU.GORR.HHE. 2023-07-12T16:30:56.22 0.3 undecidable manual P 8 20.7681 116 0.05 100
GU.RNCA.HHE. 2023-07-12T16:30:56.94 0.3 undecidable manual P 283 24.6531 112 0.06 99
GU.GENL.EHE. 2023-07-12T16:30:56.61 0.3 undecidable manual P 266 22.6551 114 0.1 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PCP.HHE. ML:1.5 0.0000707 0.14 AML other m 2023-07-12T16:31:11.00
GU.PCP.HHN. ML:1.5 0.00007035 1.06 AML other m 2023-07-12T16:31:11.19
IV.PLMA.HHN. ML:2.2 0.00028900000000000003 0.3 AML other m 2023-07-12T16:31:12.34
IV.PLMA.HHE. ML:2.1 0.00022749999999999997 0.42 AML other m 2023-07-12T16:31:12.71
GU.GRAM.HHE. ML:2.0 0.000167 0.68 AML other m 2023-07-12T16:31:14.46
GU.GRAM.HHN. ML:1.8 0.0001115 1.12 AML other m 2023-07-12T16:31:17.82
MN.VLC.HHN. ML:1.7 0.0000519 0.82 AML other m 2023-07-12T16:31:20.96
GU.CARD.HHN. ML:2.5 0.000256 1.04 AML other m 2023-07-12T16:31:24.90
MN.VLC.HHE. ML:1.4 0.000029661563000000003 0.1792 AML other m 2023-07-12T16:31:22.71
GU.CARD.HHE. ML:2.4 0.00024349999999999998 0.14 AML other m 2023-07-12T16:31:25.00
GU.MAIM.HHN. ML:2.1 0.00010095 0.46 AML other m 2023-07-12T16:31:25.62
GU.MAIM.HHE. ML:2.1 0.00009484999999999999 0.64 AML other m 2023-07-12T16:31:26.61
GU.POPM.HHE. ML:2.1 0.0000963 0.22 AML other m 2023-07-12T16:31:29.86
GU.POPM.HHN. ML:2.1 0.00008249999999999999 0.82 AML other m 2023-07-12T16:31:32.03
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