Earthquake with magnitude of ML 1.3 on date 12-06-2023 and time 07:45:26 (Italy) in region Polonghera (CN)

A magnitude ML 1.3 earthquake occured in region: Polonghera (CN), on

  • 12-06-2023 05:45:26 (UTC)
  • 12-06-2023 07:45:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.8030, 7.5960 at 12 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
Polonghera CN 0 1160 1160
Faule CN 1 486 1646
Casalgrasso CN 3 1480 3126
Pancalieri TO 3 2038 5164
Murello CN 5 966 6130
Lombriasco TO 6 1050 7180
Moretta CN 6 4136 11316
Virle Piemonte TO 7 1206 12522
Racconigi CN 7 10038 22560
Villafranca Piemonte TO 8 4729 27289
Osasio TO 8 936 28225
Villanova Solaro CN 8 772 28997
Cavallerleone CN 9 644 29641
Torre San Giorgio CN 9 730 30371
Vigone TO 9 5182 35553
Cercenasco TO 10 1803 37356
Ruffia CN 11 367 37723
Carmagnola TO 11 29079 66802
Castagnole Piemonte TO 11 2245 69047
Cardè CN 11 1122 70169
Caramagna Piemonte CN 12 3034 73203
Scalenghe TO 12 3339 76542
Cavallermaggiore CN 13 5533 82075
Monasterolo di Savigliano CN 13 1371 83446
Carignano TO 13 9261 92707
Scarnafigi CN 14 2162 94869
Piobesi Torinese TO 15 3763 98632
None TO 15 8005 106637
Sommariva del Bosco CN 15 6361 112998
Airasca TO 16 3794 116792
Macello TO 16 1229 118021
Buriasco TO 17 1410 119431
Vinovo TO 17 14887 134318
Sanfrè CN 17 3040 137358
Cavour TO 18 5545 142903
Candiolo TO 18 5669 148572
Villastellone TO 18 4779 153351
Ceresole Alba CN 18 2090 155441
Savigliano CN 18 21441 176882
Garzigliana TO 18 572 177454
La Loggia TO 18 8874 186328
Volvera TO 18 8840 195168
Piscina TO 19 3388 198556
Marene CN 19 3175 201731
Saluzzo CN 19 16960 218691
Lagnasco CN 20 1453 220144

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km SW of Moncalieri (57294 inhabitants)
31 Km S of Torino (890529 inhabitants)
46 Km N of Cuneo (56081 inhabitants)
49 Km W of Asti (76202 inhabitants)
81 Km W of Alessandria (93943 inhabitants)
89 Km NW of Savona (61345 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 1.3 2023-06-12
05:45:26
44.8027 7.5965 12 2023-06-12
05:51:53
Sala Sismica INGV-Roma 118326831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-12 05:45:26 ± 0.09
Latitude 44.8027 ± 0.0036
Longitude 7.5965 ± 0.0076
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118326831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 615
Semi-minor axis of confidence ellipse (meter) 262
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 76
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 101
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 22
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.91641
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 13
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 118326831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-12 05:51:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GATE.HHZ. 2023-06-12T05:47:24.40 3.0 negative manual Pg 24.82 0
IV.LAV9.HNZ. 2023-06-12T05:46:46.93 3.0 undecidable manual Pn 6.89 0
IV.MURB.HHZ. 2023-06-12T05:46:33.62 3.0 undecidable manual Pn 7.1 0
IV.FDMO.HHZ. 2023-06-12T05:46:32.95 3.0 undecidable manual Pn -0.02 0
IV.PRMA.HHZ. 2023-06-12T05:46:27.81 3.0 undecidable manual Sn 1.26 0
IV.IMOL.HNZ. 2023-06-12T05:46:14.15 3.0 positive manual Pn -0.41 0
IV.SBPO.HNZ. 2023-06-12T05:46:06.90 3.0 positive manual Pn 0.77 0
IV.PRMA.HHZ. 2023-06-12T05:46:04.00 3.0 negative manual Pg 3.95 0
GU.IMI.HHZ. 2023-06-12T05:45:56.96 0.1 undecidable manual S 167 101.7204 90 0.69 74
GU.RORO.HHZ. 2023-06-12T05:45:51.40 0.6 undecidable manual S 154 85.1481 90 -0.44 41
GU.LSD.HHZ. 2023-06-12T05:45:50.71 0.1 undecidable manual S 334 81.3519 90 -0.12 88
GU.ENR.HHZ. 2023-06-12T05:45:46.19 0.3 undecidable manual S 193 65.1903 91 -0.31 67
GU.STV.HHZ. 2023-06-12T05:45:46.55 0.3 undecidable manual S 199 65.49 91 -0.03 71
GU.GBOS.HHZ. 2023-06-12T05:45:45.97 0.1 undecidable manual S 163 65.1903 91 -0.53 84
GU.IMI.HHZ. 2023-06-12T05:45:44.26 0.6 undecidable manual P 167 101.7204 90 0.51 40
GU.PZZ.HHZ. 2023-06-12T05:45:42.63 0.1 undecidable manual S 229 50.2164 91 0.12 95
GU.RSP.HHZ. 2023-06-12T05:45:41.56 0.1 undecidable manual S 326 46.3203 91 0.08 98
GU.RORO.HHZ. 2023-06-12T05:45:41.05 0.6 positive manual P 154 85.1481 90 -0.14 44
GU.LSD.HHZ. 2023-06-12T05:45:40.64 1.0 undecidable manual P 334 81.3519 90 0.03 23
GU.CANO.HHZ. 2023-06-12T05:45:40.60 0.3 positive manual P 142 83.25 90 -0.3 64
GU.TRAV.HHZ. 2023-06-12T05:45:40.74 0.3 undecidable manual P 8 79.5648 90 0.4 65
IV.QLNO.HHZ. 2023-06-12T05:45:39.99 3.0 positive manual P -1.01 0
GU.ENR.HHZ. 2023-06-12T05:45:38.26 0.3 negative manual P 193 65.1903 91 0.15 69
GU.STV.HHZ. 2023-06-12T05:45:38.39 0.6 positive manual P 199 65.49 91 0.23 45
GU.GBOS.HHZ. 2023-06-12T05:45:37.95 0.6 undecidable manual P 163 65.1903 91 -0.17 46
GU.BHB.HHZ. 2023-06-12T05:45:36.00 0.1 undecidable manual S 278 26.4513 92 -0.19 97
GU.PZZ.HHZ. 2023-06-12T05:45:36.03 1.0 positive manual P 229 50.2164 91 0.22 23
IV.MONC.HHZ. 2023-06-12T05:45:34.38 0.3 negative manual P 41 39.7269 91 0.18 73
GU.RSP.HHZ. 2023-06-12T05:45:34.83 0.6 positive manual P 326 46.3203 91 -0.38 45
4P.IT06A.HHZ. 2023-06-12T05:45:33.88 1.0 undecidable manual P 143 37.1295 91 0.09 25
GU.BHB.HHZ. 2023-06-12T05:45:32.27 0.1 negative manual P 278 26.4513 92 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.BHB.HHE. ML:1.7 0.00024249999999999999 0.08 AML other m 2023-06-12T05:45:36.34
GU.BHB.HNE. ML:1.6 0.000241 0.1 AML other m 2023-06-12T05:45:36.38
GU.BHB.HNN. ML:1.4 0.0001275 0.5 AML other m 2023-06-12T05:45:36.60
GU.BHB.HHN. ML:1.6 0.0001885 0.7 AML other m 2023-06-12T05:45:36.39
GU.PZZ.HHN. ML:1.3 0.000055150000000000006 0.66 AML other m 2023-06-12T05:45:42.75
GU.RSP.HHN. ML:0.6 0.00001065 1.1 AML other m 2023-06-12T05:45:42.22
GU.RSP.HHE. ML:0.6 0.000010785 1.5 AML other m 2023-06-12T05:45:43.09
IV.MONC.HHE. ML:1.5 0.00010899999999999999 0.6 AML other m 2023-06-12T05:45:46.64
GU.ENR.HHN. ML:1.5 0.0000533 0.18 AML other m 2023-06-12T05:45:47.18
GU.STV.HHE. ML:1.0 0.00002005 1.64 AML other m 2023-06-12T05:45:47.97
GU.GBOS.HHE. ML:1.2 0.000031899999999999996 0.66 AML other m 2023-06-12T05:45:47.63
GU.STV.HHN. ML:0.7 0.000011705 0.52 AML other m 2023-06-12T05:45:47.65
IV.MONC.HHN. ML:1.5 0.00011175 0.3 AML other m 2023-06-12T05:45:47.83
GU.ENR.HHE. ML:1.6 0.00007675 0.34 AML other m 2023-06-12T05:45:48.30
GU.GBOS.HHN. ML:1.2 0.00002765 0.46 AML other m 2023-06-12T05:45:48.75
GU.PZZ.HHE. ML:1.2 0.00004124999999999999 0.46 AML other m 2023-06-12T05:45:49.29
GU.LSD.HHN. ML:0.9 0.00000953 0.62 AML other m 2023-06-12T05:45:51.81
GU.CANO.HHE. ML:1.8 0.00007549999999999999 0.88 AML other m 2023-06-12T05:45:52.72
GU.LSD.HHE. ML:0.9 0.000012205000000000001 0.6 AML other m 2023-06-12T05:45:56.34
GU.CANO.HHN. ML:1.6 0.0000496 1.32 AML other m 2023-06-12T05:45:57.96
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