Earthquake with magnitude of ML 1.8 on date 04-10-2022 and time 17:13:22 (Italy) in region 3 km W Tornolo (PR)

A magnitude ML 1.8 earthquake occured in region: 3 km W Tornolo (PR), on

  • 04-10-2022 15:13:22 (UTC)
  • 04-10-2022 17:13:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4920, 9.5940 at 11 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
Tornolo PR 3 1010 1010
Bedonia PR 3 3482 4492
Compiano PR 6 1112 5604
Albareto PR 10 2156 7760
Varese Ligure SP 13 2059 9819
Santo Stefano d'Aveto GE 13 1126 10945
Borgo Val di Taro PR 14 6999 17944
Rezzoaglio GE 17 995 18939
Maissana SP 18 616 19555
Borzonasca GE 18 2049 21604
Ferriere PC 19 1294 22898
Bardi PR 19 2227 25125

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km NW of La Spezia (93959 inhabitants)
53 Km E of Genova (586655 inhabitants)
61 Km NW of Carrara (63133 inhabitants)
63 Km S of Piacenza (102191 inhabitants)
67 Km NW of Massa (69479 inhabitants)
68 Km SW of Parma (192836 inhabitants)
79 Km SW of Cremona (71901 inhabitants)
84 Km SE of Pavia (72576 inhabitants)
85 Km W of Reggio nell'Emilia (171345 inhabitants)
87 Km NW of Viareggio (62467 inhabitants)
90 Km SE of Alessandria (93943 inhabitants)
91 Km E 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
Bulletin
Rev1000
ML 1.8 2022-10-04
15:13:22
44.4922 9.5937 11 2024-03-01
15:28:22
Bollettino Sismico Italiano INGV 116573651
Reviewed
Rev100
ML 1.8 2022-10-04
15:13:22
44.4908 9.6012 11 2022-10-04
15:25:20
Sala Sismica INGV-Roma 110485841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-10-04 15:13:22 ± 0.08
Latitude 44.4922 ± 0.0063
Longitude 9.5937 ± 0.0076
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116573651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 780
Semi-minor axis of confidence ellipse (meter) 510
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 29
Circular confidence region, given by single value of horizontal uncertainty (meter) 780.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 111
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.21319
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 116573651
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-04-21 14:53:17

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 110485841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-10-04 15:25:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.CIMO.HHZ. 2022-10-04T15:14:51.67 3.0 undecidable manual Sg 9.63 0
IV.MCRV.HHZ. 2022-10-04T15:14:45.16 3.0 undecidable manual Pn -0.66 0
IV.GATE.HHZ. 2022-10-04T15:14:43.74 3.0 positive manual Pn 6.58 0
IV.FVI.HHZ. 2022-10-04T15:14:18.48 3.0 undecidable manual Pg 6.34 0
IV.IMOL.HNZ. 2022-10-04T15:14:14.53 3.0 undecidable manual Sg 1.18 0
MN.TRI.HHZ. 2022-10-04T15:14:14.91 3.0 negative manual Pn 1.17 0
MN.BNI.HHZ. 2022-10-04T15:14:07.85 3.0 undecidable manual Pg 8.13 0
OX.CIMO.HHZ. 2022-10-04T15:14:05.36 3.0 negative manual Pn -1.8 0
IV.LMD.HHZ. 2022-10-04T15:13:56.35 3.0 undecidable manual Pg 4.94 0
GU.BURY.HHZ. 2022-10-04T15:13:53.87 3.0 positive manual Pg 1.41 0
IV.MDI.HHZ. 2022-10-04T15:13:48.28 3.0 negative manual P 0.59 0
IV.CRMI.HHZ. 2022-10-04T15:13:46.32 0.6 undecidable manual P 125 134.6652 50 1.27 26
GU.POPM.HHZ. 2022-10-04T15:13:41.56 0.3 undecidable manual P 118 104.9172 50 1.1 45
IV.QLNO.HHZ. 2022-10-04T15:13:39.44 0.6 undecidable manual P 260 100.6215 50 -0.36 41
GU.RNCA.HHZ. 2022-10-04T15:13:38.84 0.3 undecidable manual S 268 50.9157 50 -0.1 71
IV.BDI.HHZ. 2022-10-04T15:13:38.60 0.3 undecidable manual P 121 92.7405 50 0.01 66
GU.CARD.HHZ. 2022-10-04T15:13:37.74 0.3 undecidable manual P 126 87.5457 50 -0.04 67
GU.PCP.HHZ. 2022-10-04T15:13:37.36 0.3 undecidable manual P 274 83.0502 50 0.26 64
MN.VLC.HHZ. 2022-10-04T15:13:35.53 0.3 undecidable manual P 120 72.9714 50 0 69
IV.BOB.HHZ. 2022-10-04T15:13:34.18 0.3 undecidable manual S 339 32.6451 50 0.1 73
GU.GRAM.HHZ. 2022-10-04T15:13:34.93 0.3 undecidable manual S 90 37.3293 50 -0.38 68
GU.RNCA.HHZ. 2022-10-04T15:13:32.38 0.3 undecidable manual P 268 50.9157 50 0.24 69
GU.GORR.HHZ. 2022-10-04T15:13:32.43 0.3 undecidable manual S 298 26.9508 50 -0.13 73
GU.EQUI.HHZ. 2022-10-04T15:13:32.92 0.3 undecidable manual P 129 57.2982 50 -0.2 68
IV.PLMA.HHZ. 2022-10-04T15:13:32.14 0.3 undecidable manual P 157 53.2023 50 -0.36 67
IV.MSSA.HHZ. 2022-10-04T15:13:30.82 0.3 undecidable manual S 197 20.4684 50 0.01 76
GU.GRAM.HHZ. 2022-10-04T15:13:29.82 0.3 undecidable manual P 90 37.3293 50 -0.22 71
IV.BOB.HHZ. 2022-10-04T15:13:29.34 0.1 undecidable manual P 339 32.6451 50 0.01 99
GU.GORR.HHZ. 2022-10-04T15:13:28.37 0.1 undecidable manual P 298 26.9508 50 -0.08 99
IV.MSSA.HHZ. 2022-10-04T15:13:27.37 0.1 undecidable manual P 197 20.4684 50 -0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GORR.HHE. ML:1.8 0.000347 1.6 AML other m 2022-10-04T15:13:32.17
GU.GORR.HHN. ML:1.8 0.0003075 0.78 AML other m 2022-10-04T15:13:33.65
IV.BOB.HHE. ML:2.3 0.000868 0.74 AML other m 2022-10-04T15:13:34.47
IV.BOB.HHN. ML:2.0 0.0004005 0.76 AML other m 2022-10-04T15:13:34.53
GU.GRAM.HHE. ML:1.8 0.00022 1.44 AML other m 2022-10-04T15:13:35.84
GU.GRAM.HHN. ML:1.8 0.00020850000000000003 0.38 AML other m 2022-10-04T15:13:35.39
GU.RNCA.HHE. ML:1.9 0.00021200000000000003 0.12 AML other m 2022-10-04T15:13:39.23
GU.RNCA.HHN. ML:1.7 0.0001155 0.66 AML other m 2022-10-04T15:13:39.47
IV.PLMA.HHN. ML:2.0 0.0002355 0.18 AML other m 2022-10-04T15:13:40.31
GU.EQUI.HHN. ML:1.5 0.00006685 1.6 AML other m 2022-10-04T15:13:40.80
IV.PLMA.HHE. ML:1.8 0.0001705 1.16 AML other m 2022-10-04T15:13:40.88
GU.EQUI.HHE. ML:1.5 0.00006955 1.04 AML other m 2022-10-04T15:13:41.84
MN.VLC.HHN. ML:1.3 0.00003205 0.8 AML other m 2022-10-04T15:13:45.48
GU.PCP.HHE. ML:1.3 0.0000241 1.72 AML other m 2022-10-04T15:13:50.93
GU.PCP.HHN. ML:1.4 0.0000359 1.56 AML other m 2022-10-04T15:13:50.92
MN.VLC.HHE. ML:1.3 0.00002855 0.56 AML other m 2022-10-04T15:13:50.80
GU.CARD.HHN. ML:2.2 0.00017050000000000002 0.3 AML other m 2022-10-04T15:13:51.74
GU.CARD.HHE. ML:2.2 0.000169 0.54 AML other m 2022-10-04T15:13:51.63
IV.BDI.HHN. ML:1.9 0.0000803 0.36 AML other m 2022-10-04T15:13:53.89
IV.BDI.HHE. ML:1.7 0.00006095 1.58 AML other m 2022-10-04T15:13:54.88
IV.QLNO.HHE. ML:1.3 0.0000197 0.84 AML other m 2022-10-04T15:13:56.72
IV.QLNO.HHN. ML:1.5 0.00002785 0.52 AML other m 2022-10-04T15:13:56.62
GU.POPM.HHN. ML:2.1 0.00011750000000000001 0.64 AML other m 2022-10-04T15:13:57.09
GU.POPM.HHE. ML:2.0 0.00009825 0.38 AML other m 2022-10-04T15:13:57.06
GU.CANO.HHE. ML:2.0 0.00007615 1.14 AML other m 2022-10-04T15:13:57.85
GU.CANO.HHN. ML:1.8 0.00005475 0.32 AML other m 2022-10-04T15:13:59.34
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