Earthquake with magnitude of ML 2.3 on date 02-01-2024 and time 01:53:48 (Italy) in region 1 km E Brallo di Pregola (PV)

A magnitude ML 2.3 earthquake occured in region: 1 km E Brallo di Pregola (PV), on

  • 02-01-2024 00:53:48 (UTC)
  • 02-01-2024 01:53:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.7420, 9.2910 at 11 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
Brallo di Pregola PV 1 599 599
Santa Margherita di Staffora PV 5 473 1072
Menconico PV 6 360 1432
Corte Brugnatella PC 8 586 2018
Bobbio PC 8 3577 5595
Zerba PC 8 77 5672
Cerignale PC 9 127 5799
Coli PC 10 879 6678
Fabbrica Curone AL 11 656 7334
Romagnese PV 11 687 8021
Varzi PV 12 3279 11300
Ottone PC 14 516 11816
Zavattarello PV 14 991 12807
Valverde PV 15 287 13094
Montacuto AL 15 278 13372
Gorreto GE 15 97 13469
Gremiasco AL 16 324 13793
Bagnaria PV 16 658 14451
Carrega Ligure AL 16 84 14535
Pecorara PC 17 730 15265
Cabella Ligure AL 17 528 15793
Albera Ligure AL 18 325 16118
Val di Nizza PV 18 624 16742
Rovegno GE 18 554 17296
San Sebastiano Curone AL 18 583 17879
Nibbiano PC 19 2177 20056
Caminata PC 19 252 20308
Dernice AL 19 185 20493
Rocchetta Ligure AL 19 200 20693
Ferriere PC 20 1294 21987
Ponte Nizza PV 20 807 22794
Cantalupo Ligure AL 20 527 23321
Fascia GE 20 81 23402

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km NE of Genova (586655 inhabitants)
47 Km SW of Piacenza (102191 inhabitants)
50 Km S of Pavia (72576 inhabitants)
57 Km E of Alessandria (93943 inhabitants)
72 Km SW of Cremona (71901 inhabitants)
73 Km SE of Vigevano (63310 inhabitants)
80 Km NE of Savona (61345 inhabitants)
81 Km S of Milano (1345851 inhabitants)
82 Km W of Parma (192836 inhabitants)
82 Km NW of La Spezia (93959 inhabitants)
88 Km E of Asti (76202 inhabitants)
88 Km S of Sesto San Giovanni (81608 inhabitants)
90 Km S of Rho (50434 inhabitants)
91 Km S of Cinisello Balsamo (75078 inhabitants)
94 Km S of Monza (122671 inhabitants)
94 Km SE of Novara (104380 inhabitants)
98 Km NW of Carrara (63133 inhabitants)
99 Km SE of Legnano (60262 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 2.3 2024-01-02
00:53:48
44.7418 9.2913 11 2024-01-02
01:21:07
Sala Sismica INGV-Roma 124411501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-01-02 00:53:48 ± 0.24
Latitude 44.7418 ± 0.0135
Longitude 9.2913 ± 0.0114
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 124411501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1302
Semi-minor axis of confidence ellipse (meter) 769
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 172
Circular confidence region, given by single value of horizontal uncertainty (meter) 1300.0
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 28
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.92180
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 11
Magnitude information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 124411501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-01-02 01:21:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
OX.DRE.HHZ. 2024-01-02T00:55:38.61 3.0 undecidable manual Sg 16.73 0
SL.LJU.BHZ. 2024-01-02T00:54:56.12 3.0 undecidable manual Pn 7.89 0
SI.LUSI.HHZ. 2024-01-02T00:54:41.16 3.0 undecidable manual Sn 0.95 0
GU.CIRO.HHZ. 2024-01-02T00:54:34.06 3.0 undecidable manual S -0.8 0
ST.RONC.EHZ. 2024-01-02T00:54:34.47 3.0 undecidable manual S -2.47 0
IV.MAGA.HHZ. 2024-01-02T00:54:14.45 3.0 positive manual P 0.87 0
IV.PII.HHZ. 2024-01-02T00:54:13.36 3.0 negative manual P 0.12 0
GU.POPM.HHZ. 2024-01-02T00:54:12.68 3.0 negative manual P 0.69 0
IV.BDI.HHZ. 2024-01-02T00:54:11.69 3.0 positive manual P 1.14 0
GU.GRAM.HHZ. 2024-01-02T00:54:10.01 0.6 undecidable manual S 114 67.1772 50 0.91 35
CH.MUGIO.HHZ. 2024-01-02T00:54:09.02 3.0 undecidable manual P -1.46 0
GU.CARD.HHZ. 2024-01-02T00:54:08.91 3.0 undecidable manual P -1.07 0
GU.PCP.HHZ. 2024-01-02T00:54:07.90 0.6 undecidable manual S 250 62.8926 50 -0.07 45
GU.CANO.HHZ. 2024-01-02T00:54:05.75 0.3 undecidable manual P 235 102.3198 50 -0.15 62
GU.EQUI.HHZ. 2024-01-02T00:54:04.19 0.3 undecidable manual P 133 93.4398 50 -0.34 61
4P.IT07A.HHZ. 2024-01-02T00:54:04.37 1.0 undecidable manual S 71 45.4212 50 1.09 17
IV.QLNO.HHZ. 2024-01-02T00:54:03.39 0.3 undecidable manual P 239 87.9453 50 -0.29 62
GU.ROTM.HHZ. 2024-01-02T00:54:02.03 0.1 undecidable manual P 279 74.8695 50 0.36 84
GU.RNCA.HHZ. 2024-01-02T00:54:02.08 0.6 undecidable manual S 222 40.3263 50 0.16 47
IV.SARZ.HHZ. 2024-01-02T00:54:00.64 0.1 undecidable manual S 295 32.8449 50 0.71 81
GU.GRAM.HHZ. 2024-01-02T00:54:00.28 0.1 undecidable manual P 114 67.1772 50 -0.2 88
GU.PCP.HHZ. 2024-01-02T00:53:59.03 0.3 undecidable manual P 250 62.8926 50 -0.8 55
IV.PCN.EHE. 2024-01-02T00:53:57.13 0.3 undecidable manual P 46 47.1195 50 -0.26 68
GU.RNCA.HHZ. 2024-01-02T00:53:56.02 1.0 negative manual P 222 40.3263 50 -0.32 23
4P.IT07A.HHZ. 2024-01-02T00:53:56.99 0.3 negative manual P 71 45.4212 50 -0.13 70
GU.GORR.HHZ. 2024-01-02T00:53:55.98 0.6 undecidable manual S 180 14.9739 126 0.83 40
IV.SARZ.HHZ. 2024-01-02T00:53:54.49 0.6 negative manual P 295 32.8449 50 -0.7 41
GU.GORR.HHZ. 2024-01-02T00:53:52.40 0.1 positive manual P 180 14.9739 126 -0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GORR.HHE. ML:2.2 0.0013250000000000002 0.26 AML other m 2024-01-02T00:53:56.25
GU.GORR.HHN. ML:2.2 0.001535 0.46 AML other m 2024-01-02T00:53:56.27
GU.RNCA.HHN. ML:2.1 0.00043149999999999997 1 AML other m 2024-01-02T00:54:02.45
GU.RNCA.HHE. ML:2.2 0.000501 1.46 AML other m 2024-01-02T00:54:02.06
4P.IT07A.HHE. ML:2.3 0.0006100000000000001 0.32 AML other m 2024-01-02T00:54:06.55
4P.IT07A.HHN. ML:2.4 0.000676 0.78 AML other m 2024-01-02T00:54:09.48
GU.GRAM.HHN. ML:2.5 0.0005845000000000001 0.96 AML other m 2024-01-02T00:54:11.90
GU.GRAM.HHE. ML:2.5 0.0005819999999999999 1.72 AML other m 2024-01-02T00:54:12.94
GU.CARD.HHN. ML:2.2 0.00011055 1.32 AML other m 2024-01-02T00:54:26.26
GU.CARD.HHE. ML:2.3 0.00014150000000000002 1 AML other m 2024-01-02T00:54:27.13
IV.BDI.HHN. ML:2.1 0.00008405 1.44 AML other m 2024-01-02T00:54:28.86
IV.BDI.HHE. ML:2.0 0.00007594999999999999 0.36 AML other m 2024-01-02T00:54:29.91
IV.MAGA.HHN. ML:2.4 0.00011285 0.38 AML other m 2024-01-02T00:54:34.71
IV.MAGA.HHE. ML:2.6 0.000193 0.5 AML other m 2024-01-02T00:54:34.85
SI.LUSI.HHN. ML:2.3 0.00007485 1.74 AML other m 2024-01-02T00:54:44.06
SI.LUSI.HHE. ML:2.1 0.000044899999999999994 0.62 AML other m 2024-01-02T00:54:45.04
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