Earthquake with magnitude of ML 1.6 on date 30-09-2023 and time 03:29:48 (UTC) in region 3 km SE San Giorgio Piacentino (PC)

A magnitude ML 1.6 earthquake occured in region: 3 km SE San Giorgio Piacentino (PC), on

  • 30-09-2023 03:29:48 (UTC)
  • 30-09-2023 05:29:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.9330, 9.7510 at 27 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
San Giorgio Piacentino PC 3 5792 5792
Carpaneto Piacentino PC 4 7715 13507
Podenzano PC 6 9167 22674
Vigolzone PC 7 4297 26971
Pontenure PC 8 6512 33483
Cadeo PC 9 6118 39601
Ponte dell'Olio PC 11 4794 44395
Gropparello PC 11 2293 46688
Rivergaro PC 12 7005 53693
Fiorenzuola d'Arda PC 12 15297 68990
Castell'Arquato PC 13 4713 73703
Gossolengo PC 13 5637 79340
Lugagnano Val d'Arda PC 14 4116 83456
Piacenza PC 14 102191 185647
Cortemaggiore PC 16 4644 190291
Vernasca PC 16 2131 192422
Caorso PC 16 4749 197171
Gazzola PC 16 2056 199227
Gragnano Trebbiense PC 17 4554 203781
San Rocco al Porto LO 17 3536 207317
Besenzone PC 17 978 208295
Alseno PC 17 4714 213009
Travo PC 18 2087 215096
Agazzano PC 18 2096 217192
San Pietro in Cerro PC 19 878 218070
Caselle Landi LO 19 1578 219648

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km SE of Piacenza (102191 inhabitants)
31 Km SW of Cremona (71901 inhabitants)
48 Km W of Parma (192836 inhabitants)
54 Km SE of Pavia (72576 inhabitants)
74 Km SE of Milano (1345851 inhabitants)
74 Km W of Reggio nell'Emilia (171345 inhabitants)
77 Km SW of Brescia (196480 inhabitants)
78 Km SE of Sesto San Giovanni (81608 inhabitants)
81 Km SE of Cinisello Balsamo (75078 inhabitants)
82 Km SE of Monza (122671 inhabitants)
82 Km SE of Vigevano (63310 inhabitants)
85 Km S of Bergamo (119381 inhabitants)
87 Km SE of Rho (50434 inhabitants)
87 Km NE of Genova (586655 inhabitants)
89 Km E of Alessandria (93943 inhabitants)
91 Km W of Carpi (70699 inhabitants)
92 Km N of La Spezia (93959 inhabitants)
98 Km W of Modena (184973 inhabitants)
98 Km SE of Legnano (60262 inhabitants)
99 Km N of Carrara (63133 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 1.6 2023-09-30
03:29:48
44.9332 9.7512 27 2023-09-30
03:41:24
Sala Sismica INGV-Roma 121602791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-09-30 03:29:48 ± 0.41
Latitude 44.9332 ± 0.0135
Longitude 9.7512 ± 0.0216
Depth (km) 27 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 121602791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1730
Semi-minor axis of confidence ellipse (meter) 1149
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 99
Circular confidence region, given by single value of horizontal uncertainty (meter) 1730.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 125
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.63852
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 121602791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-09-30 03:41:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FNVD.HHZ. 2023-09-30T03:30:35.65 3.0 undecidable manual S 0.95 0
IV.BDI.HHZ. 2023-09-30T03:30:28.71 3.0 undecidable manual S 0.42 0
IV.CSNT.HHZ. 2023-09-30T03:30:25.35 3.0 positive manual Pg 2.73 0
IV.PII.HHZ. 2023-09-30T03:30:13.85 3.0 undecidable manual Pg -1.46 0
GU.POPM.HHZ. 2023-09-30T03:30:12.35 3.0 positive manual P -0.95 0
IV.BDI.HHZ. 2023-09-30T03:30:11.17 3.0 negative manual Pg -0.4 0
GU.GRAM.HHZ. 2023-09-30T03:30:06.53 0.6 undecidable manual S 153 55.0005 110 0.54 42
GU.GORR.HHZ. 2023-09-30T03:30:05.12 0.3 undecidable manual S 225 51.1155 112 0.09 68
IV.MSSA.HHZ. 2023-09-30T03:30:00.62 0.6 positive manual P 195 70.8735 105 -0.12 45
GU.GRAM.HHZ. 2023-09-30T03:29:58.82 0.6 positive manual P 153 55.0005 110 0.41 43
IV.PRMA.HNE. 2023-09-30T03:29:57.29 0.3 undecidable manual P 113 48.0186 114 -0.13 69
IV.PCN.HNZ. 2023-09-30T03:29:57.60 0.3 undecidable manual S 350 11.4774 155 0.67 64
GU.GORR.HHZ. 2023-09-30T03:29:57.46 0.6 positive manual P 225 51.1155 112 -0.4 44
4P.IT07A.HHN. 2023-09-30T03:29:56.54 0.3 undecidable manual S 134 9.3795 159 -0.17 73
IV.PCN.HNZ. 2023-09-30T03:29:53.11 0.1 undecidable manual P 350 11.4774 155 -0.07 100
4P.IT07A.HHN. 2023-09-30T03:29:52.65 0.1 undecidable manual P 134 9.3795 159 -0.4 93
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GORR.HHE. ML:1.5 0.00007225000000000001 0.26 AML other m 2023-09-30T03:30:05.68
GU.GORR.HHN. ML:1.5 0.00006819999999999999 1.6 AML other m 2023-09-30T03:30:06.14
IV.BDI.HHE. ML:1.6 0.00003245 0.34 AML other m 2023-09-30T03:30:28.69
IV.BDI.HHN. ML:1.8 0.00004995 0.66 AML other m 2023-09-30T03:30:29.90
GU.POPM.HHN. ML:1.7 0.000030350000000000002 1.4 AML other m 2023-09-30T03:30:31.95
GU.POPM.HHE. ML:1.7 0.00002855 1.12 AML other m 2023-09-30T03:30:32.38
IV.PII.HHE. ML:1.9 0.00003805 1.14 AML other m 2023-09-30T03:30:32.96
IV.PII.HHN. ML:1.8 0.000034 0.46 AML other m 2023-09-30T03:30:33.52
IV.FNVD.HHE. ML:1.4 0.000017100000000000002 0.72 AML other m 2023-09-30T03:30:37.79
IV.FNVD.HHN. ML:0.9 0.000005865000000000001 0.58 AML other m 2023-09-30T03:30:38.97
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