Earthquake with magnitude of ML 1.2 on date 29-07-2023 and time 11:08:28 (Italy) in region Civezza (IM)

A magnitude ML 1.2 earthquake occured in region: Civezza (IM), on

  • 29-07-2023 09:08:28 (UTC)
  • 29-07-2023 11:08:28 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.8840, 7.9530 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
Civezza IM 0 609 609
Dolcedo IM 3 1415 2024
Costarainera IM 3 828 2852
San Lorenzo al Mare IM 3 1297 4149
Cipressa IM 4 1290 5439
Pietrabruna IM 4 501 5940
PrelĂ  IM 5 503 6443
Terzorio IM 6 216 6659
Vasia IM 6 389 7048
Imperia IM 6 42034 49082
Pompeiana IM 6 823 49905
Santo Stefano al Mare IM 7 2197 52102
Castellaro IM 7 1256 53358
Riva Ligure IM 8 2910 56268
Pontedassio IM 8 2323 58591
Badalucco IM 9 1136 59727
Taggia IM 9 14116 73843
Lucinasco IM 10 272 74115
Chiusavecchia IM 10 577 74692
Montalto Ligure IM 10 377 75069
Diano Arentino IM 10 722 75791
Diano Castello IM 10 2214 78005
Borgomaro IM 10 865 78870
Chiusanico IM 11 607 79477
Diano San Pietro IM 11 1145 80622
Diano Marina IM 11 5977 86599
Carpasio IM 11 168 86767
Aurigo IM 11 347 87114
Caravonica IM 12 282 87396
San Bartolomeo al Mare IM 13 3129 90525
Cervo IM 14 1187 91712
Cesio IM 14 283 91995
Ceriana IM 14 1250 93245
Villa Faraldi IM 15 444 93689
Testico SV 15 196 93885
Sanremo IM 15 54807 148692
Stellanello SV 16 808 149500
Rezzo IM 17 366 149866
Andora SV 17 7552 157418
Vessalico IM 18 282 157700
Casanova Lerrone SV 18 749 158449
Pieve di Teco IM 19 1338 159787
Molini di Triora IM 19 617 160404
Bajardo IM 19 312 160716
Laigueglia SV 19 1810 162526
Borghetto d'Arroscia IM 20 456 162982
Triora IM 20 355 163337

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km E of Sanremo (54807 inhabitants)
63 Km SW of Savona (61345 inhabitants)
65 Km SE of Cuneo (56081 inhabitants)
98 Km SW of Genova (586655 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 1.2 2023-07-29
09:08:28
43.8838 7.9533 10 2023-07-29
09:15:17
Sala Sismica INGV-Roma 119675921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-07-29 09:08:28 ± 0.22
Latitude 43.8838 ± 0.0126
Longitude 7.9533 ± 0.0100
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 119675921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1464
Semi-minor axis of confidence ellipse (meter) 709
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 169
Circular confidence region, given by single value of horizontal uncertainty (meter) 1460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 257
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.07109
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 119675921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-07-29 09:15:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
SI.BOSI.HHZ. 2023-07-29T09:10:21.40 3.0 undecidable manual Sg 9.58 0
IV.FOSV.EHZ. 2023-07-29T09:10:19.84 3.0 undecidable manual Sg 5.88 0
IV.NRCA.HHZ. 2023-07-29T09:10:17.28 3.0 undecidable manual Sn -5.63 0
IV.PIEI.HHZ. 2023-07-29T09:10:16.81 3.0 undecidable manual Sg 7.84 0
IV.MPAG.EHZ. 2023-07-29T09:10:14.49 3.0 undecidable manual Sn 1.83 0
IV.MRB1.HHZ. 2023-07-29T09:09:59.31 3.0 undecidable manual Pn -1.26 0
TV.SU26.HHZ. 2023-07-29T09:09:47.88 3.0 positive manual Pg 3.78 0
OX.CIMO.HHZ. 2023-07-29T09:09:43.86 3.0 positive manual Pg 9.8 0
GU.GSCL.HHZ. 2023-07-29T09:09:36.37 3.0 undecidable manual Sg 1.64 0
IV.MCIV.CHZ. 2023-07-29T09:09:21.06 3.0 undecidable manual Pn 0.92 0
IV.CSNT.HHZ. 2023-07-29T09:09:18.38 3.0 negative manual Pg 4.79 0
IV.ROVR.HNZ. 2023-07-29T09:09:12.49 3.0 negative manual Pn -5.56 0
IV.OSSC.HHZ. 2023-07-29T09:09:10.87 3.0 negative manual Pn -2.16 0
GU.BHB.HHZ. 2023-07-29T09:08:48.16 1.0 undecidable manual P 333 118.8921 50 0.16 21
GU.STV.HHZ. 2023-07-29T09:08:48.10 0.6 undecidable manual S 309 64.0914 50 0.17 46
GU.PZZ.HHZ. 2023-07-29T09:08:45.02 0.1 undecidable manual P 316 95.9262 50 0.55 78
GU.ENR.HHZ. 2023-07-29T09:08:45.95 0.6 undecidable manual S 312 57.3981 50 -0.19 46
GU.PCP.HHZ. 2023-07-29T09:08:43.54 0.1 negative manual P 33 86.8464 50 0.48 82
GU.CANO.HHZ. 2023-07-29T09:08:41.70 0.6 undecidable manual S 32 42.4242 50 -0.46 45
GU.STV.HHZ. 2023-07-29T09:08:39.50 1.0 positive manual P 309 64.0914 50 -0.05 23
FR.SAOF.HHZ.00 2023-07-29T09:08:39.45 0.6 undecidable manual S 290 33.9438 50 -0.44 46
GU.ENR.HHZ. 2023-07-29T09:08:38.56 0.6 undecidable manual P 312 57.3981 50 0.04 47
GU.RORO.HHZ. 2023-07-29T09:08:37.53 0.6 undecidable manual S 20 26.9508 50 -0.49 46
GU.CANO.HHZ. 2023-07-29T09:08:36.03 0.6 positive manual P 32 42.4242 50 -0.19 47
GU.MGRO.HHZ. 2023-07-29T09:08:36.51 0.6 undecidable manual S 327 21.0678 115 0.34 48
GU.GBOS.HHZ. 2023-07-29T09:08:35.96 0.6 undecidable manual P 347 40.7259 50 0.01 49
FR.SAOF.HHZ.00 2023-07-29T09:08:34.83 0.1 undecidable manual P 290 33.9438 50 -0.08 98
GU.RORO.HHZ. 2023-07-29T09:08:33.93 0.1 undecidable manual P 20 26.9508 50 0.1 99
GU.MGRO.HHZ. 2023-07-29T09:08:32.66 0.6 undecidable manual P 327 21.0678 115 -0.1 50
GU.IMI.HHZ. 2023-07-29T09:08:31.94 0.6 undecidable manual S 302 5.6943 150 -0.1 51
GU.IMI.HHZ. 2023-07-29T09:08:30.14 0.1 undecidable manual P 302 5.6943 150 -0.24 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.IMI.HHE. ML:1.5 0.0005735 0.1 AML other m 2023-07-29T09:08:31.93
GU.IMI.HHN. ML:1.4 0.000399 1.66 AML other m 2023-07-29T09:08:31.06
GU.MGRO.HHE. ML:1.0 0.00006755 0.48 AML other m 2023-07-29T09:08:37.50
GU.RORO.HHE. ML:1.5 0.00017099999999999998 0.1 AML other m 2023-07-29T09:08:38.50
GU.RORO.HHN. ML:1.3 0.0001135 0.92 AML other m 2023-07-29T09:08:38.31
GU.MGRO.HHN. ML:1.0 0.00006535 0.7 AML other m 2023-07-29T09:08:38.81
FR.SAOF.HHE.00 ML:1.3 0.00008995 1.3 AML other m 2023-07-29T09:08:40.97
FR.SAOF.HHN.00 ML:1.3 0.0000919 0.06 AML other m 2023-07-29T09:08:40.52
GU.CANO.HHE. ML:1.3 0.0000719 0.52 AML other m 2023-07-29T09:08:41.58
GU.GBOS.HHE. ML:1.0 0.000030449999999999998 0.64 AML other m 2023-07-29T09:08:41.97
GU.CANO.HHN. ML:1.3 0.00006110000000000001 1.2 AML other m 2023-07-29T09:08:43.63
GU.ENR.HHE. ML:1.1 0.0000277 0.5 AML other m 2023-07-29T09:08:47.77
GU.STV.HHE. ML:1.1 0.000024149999999999997 0.1 AML other m 2023-07-29T09:08:48.61
GU.STV.HHN. ML:1.1 0.0000273 1 AML other m 2023-07-29T09:08:49.16
GU.ENR.HHN. ML:1.1 0.00002915 0.08 AML other m 2023-07-29T09:08:49.99
GU.GBOS.HHN. ML:0.9 0.000022499999999999998 0.42 AML other m 2023-07-29T09:08:55.37
GU.PZZ.HHN. ML:1.4 0.0000259 0.8 AML other m 2023-07-29T09:08:59.00
GU.PZZ.HHE. ML:1.3 0.0000217 0.86 AML other m 2023-07-29T09:08:59.98
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