Earthquake with magnitude of ML 2.2 on date 31-05-2023 and time 17:29:46 (Italy) in region 1 km E Castell'Arquato (PC)

A magnitude ML 2.2 earthquake occured in region: 1 km E Castell'Arquato (PC), on

  • 31-05-2023 15:29:46 (UTC)
  • 31-05-2023 17:29:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.8560, 9.8830 at 24 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
Castell'Arquato PC 1 4713 4713
Lugagnano Val d'Arda PC 6 4116 8829
Vernasca PC 7 2131 10960
Alseno PC 8 4714 15674
Fiorenzuola d'Arda PC 9 15297 30971
Salsomaggiore Terme PR 9 19831 50802
Carpaneto Piacentino PC 10 7715 58517
Gropparello PC 12 2293 60810
Cadeo PC 13 6118 66928
Pellegrino Parmense PR 14 1048 67976
Fidenza PR 14 26770 94746
Besenzone PC 16 978 95724
San Giorgio Piacentino PC 16 5792 101516
Cortemaggiore PC 16 4644 106160
Bore PR 17 749 106909
Pontenure PC 18 6512 113421
Vigolzone PC 18 4297 117718
Busseto PR 19 7054 124772
Ponte dell'Olio PC 19 4794 129566
Podenzano PC 19 9167 138733
San Pietro in Cerro PC 19 878 139611

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km SE of Piacenza (102191 inhabitants)
33 Km SW of Cremona (71901 inhabitants)
36 Km W of Parma (192836 inhabitants)
62 Km W of Reggio nell'Emilia (171345 inhabitants)
68 Km SE of Pavia (72576 inhabitants)
80 Km W of Carpi (70699 inhabitants)
81 Km SW of Brescia (196480 inhabitants)
83 Km N of La Spezia (93959 inhabitants)
86 Km W of Modena (184973 inhabitants)
87 Km SE of Milano (1345851 inhabitants)
88 Km N of Carrara (63133 inhabitants)
90 Km NE of Genova (586655 inhabitants)
91 Km SE of Sesto San Giovanni (81608 inhabitants)
93 Km N of Massa (69479 inhabitants)
94 Km SE of Cinisello Balsamo (75078 inhabitants)
94 Km SE of Monza (122671 inhabitants)
95 Km S of Bergamo (119381 inhabitants)
95 Km SE of Vigevano (63310 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 2.2 2023-05-31
15:29:46
44.8557 9.8832 24 2023-05-31
15:47:36
Sala Sismica INGV-Roma 117921791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-31 15:29:46 ± 0.16
Latitude 44.8557 ± 0.0117
Longitude 9.8832 ± 0.0178
Depth (km) 24 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117921791

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1498
Semi-minor axis of confidence ellipse (meter) 762
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 310
Circular confidence region, given by single value of horizontal uncertainty (meter) 1500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 80
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.37416
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 13
Magnitude information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 54
Type of magnitude ML
Reference to an origin 117921791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-31 15:47:36
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CIMA.HNZ. 2023-05-31T15:31:21.21 3.0 undecidable manual Sg 6.71 0
IV.BARO.EHZ. 2023-05-31T15:31:16.05 3.0 undecidable manual Sg 3.01 0
IV.MCRV.HHZ. 2023-05-31T15:31:15.07 3.0 undecidable manual Pn 4.32 0
IV.BSSO.HHZ. 2023-05-31T15:31:15.04 3.0 undecidable manual Pg 16.049999 0
IV.PABO.HHZ. 2023-05-31T15:31:03.25 3.0 undecidable manual Pg 7.75 0
IV.POFI.HHZ. 2023-05-31T15:31:03.03 3.0 undecidable manual Pg 11.85 0
IV.LATB.EHZ. 2023-05-31T15:31:01.12 3.0 undecidable manual Pg 11.97 0
IV.FRON.EHZ. 2023-05-31T15:30:57.47 3.0 undecidable manual Sn -0.16 0
IV.PIEI.HHZ. 2023-05-31T15:30:56.65 3.0 undecidable manual Sg 2.01 0
IV.LRP.EHZ. 2023-05-31T15:30:47.78 3.0 undecidable manual Pn -3.34 0
IV.SACS.HHZ. 2023-05-31T15:30:34.27 3.0 undecidable manual Pg 6.57 0
IV.ZOVE.EHZ. 2023-05-31T15:30:27.92 3.0 undecidable manual Sn -0.04 0
IV.MABI.HHZ. 2023-05-31T15:30:27.05 3.0 undecidable manual Sn -0.71 0
SI.ABSI.HHZ. 2023-05-31T15:30:26.36 3.0 negative manual Pg 4.73 0
IV.ROVR.HHZ. 2023-05-31T15:30:23.28 0.6 undecidable manual S 46 127.7721 96 -0.28 40
SI.MOSI.HHZ. 2023-05-31T15:30:20.26 3.0 negative manual Pg 2.74 0
IV.MOCL.EHZ. 2023-05-31T15:30:14.04 3.0 undecidable manual Pg 3.3 0
ST.GAGG.HHZ. 2023-05-31T15:30:12.12 3.0 undecidable manual Pn -0.13 0
GU.GSCL.HHZ. 2023-05-31T15:30:11.33 0.6 undecidable manual S 135 78.9654 101 0.65 41
SI.LUSI.HHZ. 2023-05-31T15:30:10.33 0.6 undecidable manual P 34 147.741 54 -0.36 38
IV.ZOVE.EHZ. 2023-05-31T15:30:10.63 3.0 positive manual Pn 0.48 0
IV.MABI.HHZ. 2023-05-31T15:30:10.69 3.0 negative manual P 0.65 0
ST.DOSS.HHZ. 2023-05-31T15:30:10.82 0.6 undecidable manual P 41 152.5362 54 -0.48 36
GU.POPM.HHZ. 2023-05-31T15:30:09.03 3.0 positive manual P 1.38 0
ST.VARA.EHZ. 2023-05-31T15:30:09.20 0.6 undecidable manual P 36 133.5663 96 0.28 41
ST.RONC.EHZ. 2023-05-31T15:30:08.44 3.0 undecidable manual P -1.04 0
IV.ROVR.HHZ. 2023-05-31T15:30:07.83 0.6 undecidable manual P 46 127.7721 96 -0.2 41
IV.MAGA.HHZ. 2023-05-31T15:30:06.49 0.1 negative manual P 29 117.3936 97 0.04 88
GU.GORR.HHZ. 2023-05-31T15:30:04.40 0.6 undecidable manual S 240 54.1014 107 0.19 48
IV.MDI.HHZ. 2023-05-31T15:30:04.94 0.6 undecidable manual P 353 102.2199 98 0.81 36
IV.PLMA.HHZ. 2023-05-31T15:30:01.36 3.0 positive manual P -2.99 0
GU.GSCL.HHZ. 2023-05-31T15:30:01.21 0.6 undecidable manual P 135 78.9654 101 0.62 42
GU.GRAM.HHZ. 2023-05-31T15:30:00.80 0.6 undecidable manual S 160 43.0236 112 -0.6 44
GU.EQUI.HHZ. 2023-05-31T15:29:59.75 3.0 undecidable manual P -2.7 0
IV.ERBM.EHE. 2023-05-31T15:29:58.50 0.6 undecidable manual P 139 63.9915 104 0.17 48
GU.GORR.HHZ. 2023-05-31T15:29:56.64 0.3 positive manual P 240 54.1014 107 -0.22 72
GU.GRAM.HHZ. 2023-05-31T15:29:54.37 0.3 undecidable manual P 160 43.0236 112 -0.87 59
IV.PRMA.HHZ. 2023-05-31T15:29:54.59 0.6 undecidable manual P 107 35.3424 117 0.43 48
4P.IT07A.HHZ. 2023-05-31T15:29:54.30 0.3 undecidable manual S 299 4.1958 169 0.2 77
IV.PCN.EHZ. 2023-05-31T15:29:53.62 0.6 undecidable manual P 328 23.4543 129 1 38
4P.IT07A.HHZ. 2023-05-31T15:29:50.56 0.1 positive manual P 299 4.1958 169 -0.47 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
4P.IT07A.HHN. ML:2.8 0.00434 0.22 AML other m 2023-05-31T15:29:54.56
4P.IT07A.HHE. ML:2.7 0.003395 0.46 AML other m 2023-05-31T15:29:54.74
GU.GRAM.HHE. ML:2.4 0.0007075 0.26 AML other m 2023-05-31T15:30:01.28
GU.GRAM.HHN. ML:2.1 0.00033801210000000004 0.1408 AML other m 2023-05-31T15:30:02.08
GU.GORR.HHE. ML:1.8 0.00013550000000000001 0.32 AML other m 2023-05-31T15:30:06.52
IV.PRMA.HHE. ML:1.9 0.0002415 0.26 AML other m 2023-05-31T15:30:06.44
IV.PRMA.HNE. ML:1.8 0.000232 0.42 AML other m 2023-05-31T15:30:06.44
GU.GORR.HHN. ML:1.7 0.00010218415 0.3456 AML other m 2023-05-31T15:30:06.92
IV.PRMA.HHN. ML:1.9 0.0002685 0.56 AML other m 2023-05-31T15:30:10.48
IV.PRMA.HNN. ML:2.0 0.0003135 0.52 AML other m 2023-05-31T15:30:10.22
GU.GSCL.HHE. ML:1.9 0.00009905 0.56 AML other m 2023-05-31T15:30:14.50
GU.GSCL.HHN. ML:1.8 0.00009195 0.94 AML other m 2023-05-31T15:30:14.28
IV.PLMA.HHN. ML:1.8 0.00008206394 0.32 AML other m 2023-05-31T15:30:18.80
IV.PLMA.HHE. ML:1.9 0.00009303085999999999 0.448 AML other m 2023-05-31T15:30:17.80
IV.MDI.HHN. ML:2.0 0.00010747773499999999 0.3456 AML other m 2023-05-31T15:30:20.39
IV.MDI.HHE. ML:2.2 0.00014918705 0.1664 AML other m 2023-05-31T15:30:22.91
IV.MAGA.HHN. ML:2.3 0.00016184305 0.3072 AML other m 2023-05-31T15:30:24.05
IV.ROVR.HHN. ML:2.6 0.00023127189999999997 0.2176 AML other m 2023-05-31T15:30:25.30
IV.MAGA.HHE. ML:2.5 0.00021306985 0.4352 AML other m 2023-05-31T15:30:25.31
ST.VARA.EHE. ML:2.5 0.00021212385 0.3584 AML other m 2023-05-31T15:30:28.60
ST.VARA.EHN. ML:2.5 0.00018357905 0.2944 AML other m 2023-05-31T15:30:27.10
IV.ROVR.HHE. ML:2.1 0.000076424645 0.3584 AML other m 2023-05-31T15:30:27.58
IV.MABI.HHE. ML:2.0 0.00005215 1.32 AML other m 2023-05-31T15:30:29.26
ST.RONC.EHN. ML:2.6 0.000252 0.48 AML other m 2023-05-31T15:30:29.27
ST.RONC.EHE. ML:2.5 0.000182 0.22 AML other m 2023-05-31T15:30:29.82
IV.MABI.HHN. ML:2.0 0.00004815 0.36 AML other m 2023-05-31T15:30:29.87
ST.DOSS.HHN. ML:2.2 0.0000738 0.28 AML other m 2023-05-31T15:30:31.30
SI.LUSI.HHE. ML:2.2 0.000086725205 0.192 AML other m 2023-05-31T15:30:31.78
SI.LUSI.HHN. ML:2.4 0.00014500000000000003 0.52 AML other m 2023-05-31T15:30:31.87
ST.DOSS.HHE. ML:2.2 0.00007299674500000001 0.3584 AML other m 2023-05-31T15:30:34.88
ST.GAGG.HHE. ML:2.1 0.00005905 0.3 AML other m 2023-05-31T15:30:37.48
ST.GAGG.HHN. ML:1.8 0.000031990474999999996 0.9216 AML other m 2023-05-31T15:30:44.49
SI.ABSI.HHN. ML:2.1 0.000027400000000000002 1.22 AML other m 2023-05-31T15:30:57.81
SI.ABSI.HHE. ML:2.2 0.000030149999999999998 0.44 AML other m 2023-05-31T15:30:59.45
IV.MDI.HNE. ML:2.2 0.00015096911 0.1664 AML other m 2023-05-31T15:30:22.83
IV.MDI.HNN. ML:2.3 0.00018971450000000001 0.3584 AML other m 2023-05-31T15:30:20.40
IV.MAGA.HNE. ML:2.3 0.000139586465 0.576 AML other m 2023-05-31T15:30:23.17
IV.MAGA.HNN. ML:2.1 0.0000928191 0.3072 AML other m 2023-05-31T15:30:24.05
IV.ROVR.HNE. ML:2.3 0.00012596675000000002 0.576 AML other m 2023-05-31T15:30:29.83
IV.ROVR.HNN. ML:2.6 0.00025552555 0.2432 AML other m 2023-05-31T15:30:25.19
ST.RONC.HNE. ML:2.6 0.00023973955000000001 0.256 AML other m 2023-05-31T15:30:29.27
ST.RONC.HNN. ML:2.6 0.0002595787 0.6784 AML other m 2023-05-31T15:30:31.67
GU.POPM.HHE. ML:1.8 0.00005285869 0.2816 AML other m 2023-05-31T15:30:25.92
GU.POPM.HHN. ML:1.9 0.000060490290000000005 0.32 AML other m 2023-05-31T15:30:26.36
ST.VARA.HNE. ML:2.4 0.000161943755 0.2944 AML other m 2023-05-31T15:30:27.66
ST.VARA.HNN. ML:2.5 0.00020798260000000002 0.3456 AML other m 2023-05-31T15:30:28.60
ST.DOSS.HNE. ML:2.0 0.000054827785 46.5792 AML other m 2023-05-31T15:30:10.30
ST.DOSS.HNN. ML:2.3 0.000105920405 0.512 AML other m 2023-05-31T15:30:34.63
ST.GAGG.HNE. ML:2.2 0.00006991859999999999 0.8576 AML other m 2023-05-31T15:30:53.40
ST.GAGG.HNN. ML:2.3 0.000089554035 0.7936 AML other m 2023-05-31T15:30:52.58
IV.MOCL.EHE. ML:2.2 0.00009014035000000001 1.1904 AML other m 2023-05-31T15:30:21.83
IV.MOCL.EHN. ML:2.2 0.000091700265 1.5488 AML other m 2023-05-31T15:30:17.44
SI.MOSI.HHE. ML:2.1 0.000034443294999999996 0.3968 AML other m 2023-05-31T15:30:44.95
SI.MOSI.HHN. ML:2.5 0.00008618102 0.7168 AML other m 2023-05-31T15:30:45.66
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