Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 23-06-2020 and time 03:22:31 (Italy) in region 4 km SE Corte Brugnatella (PC)

A magnitude ML 2.0 earthquake occured in region: 4 km SE Corte Brugnatella (PC), on

  • 23-06-2020 01:22:31 (UTC)
  • 23-06-2020 03:22:31 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.6810, 9.4050 at 8 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Corte Brugnatella PC 4 586 586
Cerignale PC 4 127 713
Coli PC 7 879 1592
Ferriere PC 8 1294 2886
Ottone PC 9 516 3402
Zerba PC 9 77 3479
Bobbio PC 10 3577 7056
Brallo di Pregola PV 12 599 7655
Gorreto GE 12 97 7752
Farini PC 14 1290 9042
Rovegno GE 15 554 9596
Santo Stefano d'Aveto GE 15 1126 10722
Menconico PV 16 360 11082
Santa Margherita di Staffora PV 16 473 11555
Fontanigorda GE 17 277 11832
Rezzoaglio GE 17 995 12827
Romagnese PV 18 687 13514
Fascia GE 19 81 13595
Bettola PC 19 2828 16423
Carrega Ligure AL 19 84 16507
Rondanina GE 20 62 16569

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km SW of Piacenza (102191 inhabitants)
48 Km NE of Genova (586655 inhabitants)
59 Km SE of Pavia (72576 inhabitants)
67 Km E of Alessandria (93943 inhabitants)
70 Km SW of Cremona (71901 inhabitants)
72 Km NW of La Spezia (93959 inhabitants)
74 Km W of Parma (192836 inhabitants)
83 Km SE of Vigevano (63310 inhabitants)
84 Km E of Savona (61345 inhabitants)
87 Km NW of Carrara (63133 inhabitants)
89 Km S of Milano (1345851 inhabitants)
93 Km NW of Massa (69479 inhabitants)
96 Km S of Sesto San Giovanni (81608 inhabitants)
97 Km W of Reggio nell'Emilia (171345 inhabitants)
98 Km E of Asti (76202 inhabitants)
99 Km SE of Rho (50434 inhabitants)
99 Km S of Cinisello Balsamo (75078 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 2.0 2020-06-23
01:22:31		 44.6812 9.4047 8 2020-11-19
12:37:02		 Bollettino Sismico Italiano INGV 83232601
Reviewed
Rev100 		ML 2.0 2020-06-23
01:22:31		 44.6792 9.4052 7 2020-06-23
01:32:45		 Sala Sismica INGV-Roma 80419601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-06-23 01:22:31 ± 0.1
Latitude 44.6812 ± 0.0063
Longitude 9.4047 ± 0.0076
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 83232601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 756
Semi-minor axis of confidence ellipse (meter) 475
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 334
Circular confidence region, given by single value of horizontal uncertainty (meter) 760.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 81
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.95778
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 80419601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-06-23 01:32:45

ML:2.0

Field Value
Value 2.0
Uncertainty 0.1
Num. used stations 26
Type of magnitude ML
Reference to an origin 83232601
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-25 09:49:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GATE.HNZ. 2020-06-23T01:24:02.83 3.0 undecidable manual Pg 13.65 0
IV.PAOL.HHZ. 2020-06-23T01:23:50.38 3.0 undecidable manual Pn -0.66 0
IV.BRMO.HHZ. 2020-06-23T01:23:28.31 3.0 undecidable manual Sn -2.79 0
IV.MCIV.CHZ. 2020-06-23T01:23:15.30 3.0 undecidable manual Pg 2.05 0
IV.BRSN.HNZ. 2020-06-23T01:23:08.60 3.0 positive manual Pg 2.89 0
RD.PGF.BHZ. 2020-06-23T01:23:07.12 3.0 undecidable manual Pn -0.78 0
IV.BRMO.HHZ. 2020-06-23T01:23:05.83 3.0 undecidable manual Pg 0.91 0
GU.CANO.HHZ. 2020-06-23T01:23:03.14 0.6 undecidable manual S 241 106.3158 50 0.34 41
GU.BHB.HHZ. 2020-06-23T01:23:00.74 3.0 undecidable manual Pn 1.72 0
GU.CIRO.HHZ. 2020-06-23T01:23:00.83 3.0 positive manual Pn 0.91 0
IV.QLNO.HHZ. 2020-06-23T01:22:59.69 0.6 undecidable manual S 245 92.6406 50 0.55 40
ST.RONC.EHZ. 2020-06-23T01:22:59.83 3.0 positive manual P -0.22 0
IV.PII.HHZ. 2020-06-23T01:22:55.59 3.0 positive manual P -0.32 0
GU.POPM.HHZ. 2020-06-23T01:22:55.32 3.0 undecidable manual P 0.6 0
IV.PLMA.HHZ. 2020-06-23T01:22:55.24 0.6 undecidable manual S 153 78.5658 50 -0.14 45
GU.CARD.HHZ. 2020-06-23T01:22:53.15 3.0 undecidable manual P 0.73 0
IV.BDI.HHZ. 2020-06-23T01:22:53.66 3.0 negative manual P 0.45 0
GU.PCP.HHZ. 2020-06-23T01:22:52.72 0.6 undecidable manual S 257 69.5748 50 -0.27 44
GU.RORO.HHZ. 2020-06-23T01:22:52.97 3.0 positive manual P -0.35 0
GU.GRAM.HHZ. 2020-06-23T01:22:49.90 0.6 undecidable manual S 112 56.2992 50 0.46 44
GU.CANO.HHZ. 2020-06-23T01:22:49.85 0.1 positive manual P 241 106.3158 50 0.43 80
IV.QLNO.HHZ. 2020-06-23T01:22:47.39 0.6 undecidable manual P 245 92.6406 50 0.08 44
IV.SARZ.HHZ. 2020-06-23T01:22:46.58 0.6 undecidable manual S 298 43.8228 50 0.47 45
GU.ROTM.HHZ. 2020-06-23T01:22:46.51 0.6 undecidable manual P 283 84.9483 50 0.39 42
GU.GENL.EHZ. 2020-06-23T01:22:46.36 0.6 undecidable manual S 229 46.0206 50 -0.33 46
IT.GNV.HGZ. 2020-06-23T01:22:46.71 0.6 undecidable manual S 234 46.5201 50 -0.11 48
GU.RNCA.HHZ. 2020-06-23T01:22:45.61 0.3 undecidable manual S 237 42.7239 50 -0.21 71
IV.PLMA.HHZ. 2020-06-23T01:22:45.05 0.3 undecidable manual P 153 78.5658 50 -0.09 68
GU.PCP.HHZ. 2020-06-23T01:22:43.25 0.1 undecidable manual P 257 69.5748 50 -0.51 84
GU.GRAM.HHZ. 2020-06-23T01:22:41.86 0.3 undecidable manual P 112 56.2992 50 0.15 70
IV.PCN.EHZ. 2020-06-23T01:22:40.94 0.6 undecidable manual P 33 46.62 50 0.72 40
IV.SARZ.HHZ. 2020-06-23T01:22:40.12 0.3 negative manual P 298 43.8228 50 0.33 69
IT.GNV.HGZ. 2020-06-23T01:22:39.73 0.3 undecidable manual P 234 46.5201 50 -0.47 67
GU.RNCA.HHZ. 2020-06-23T01:22:39.10 0.1 negative manual P 237 42.7239 50 -0.52 88
GU.GENL.EHZ. 2020-06-23T01:22:39.82 0.3 undecidable manual P 229 46.0206 50 -0.3 69
GU.GORR.HHZ. 2020-06-23T01:22:36.42 0.1 undecidable manual S 227 12.0768 122 0.34 97
IV.BOB.HHZ. 2020-06-23T01:22:35.29 0.3 undecidable manual S 19 10.1787 126 -0.25 75
GU.GORR.HHZ. 2020-06-23T01:22:34.20 0.1 positive manual P 227 12.0768 122 0.2 100
IV.BOB.HHZ. 2020-06-23T01:22:33.41 0.1 negative manual P 19 10.1787 126 -0.27 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PCN.EHN. ML:1.8 0.00017649999999999998 0.8 AML other m 2020-06-23T01:22:50.22
GU.GRAM.HHE. ML:2.0 0.000237 0.3 AML other m 2020-06-23T01:22:51.33
GU.GRAM.HHN. ML:2.0 0.0002235 0.68 AML other m 2020-06-23T01:22:51.45
IV.SARZ.HHE. ML:2.2 0.00044699999999999997 0.38 AML other m 2020-06-23T01:22:53.69
IV.SARZ.HNE. ML:2.2 0.000444 0.38 AML other m 2020-06-23T01:22:53.69
IV.SARZ.HNN. ML:2.1 0.00041749999999999996 1.16 AML other m 2020-06-23T01:22:56.08
IV.PLMA.HHN. ML:1.8 0.00007865 0.46 AML other m 2020-06-23T01:22:57.11
IV.SARZ.HHN. ML:2.2 0.00045200000000000004 0.52 AML other m 2020-06-23T01:22:58.22
IV.PLMA.HHE. ML:1.8 0.00009049999999999999 0.34 AML other m 2020-06-23T01:22:58.75
IV.PCN.EHE. ML:1.8 0.0001735 1.6 AML other m 2020-06-23T01:23:00.95
GU.CANO.HHN. ML:2.0 0.00008655 1.7 AML other m 2020-06-23T01:23:03.09
GU.CANO.HHE. ML:2.0 0.000101 0.5 AML other m 2020-06-23T01:23:04.49
GU.ROTM.HHE. ML:2.1 0.0001495 0.56 AML other m 2020-06-23T01:23:08.33
GU.CARD.HHE. ML:2.0 0.00007815 1.28 AML other m 2020-06-23T01:23:08.29
GU.ROTM.HHN. ML:2.1 0.000154 0.72 AML other m 2020-06-23T01:23:09.55
GU.CARD.HHN. ML:2.0 0.00008269999999999999 0.66 AML other m 2020-06-23T01:23:09.91
IV.BDI.HHE. ML:1.8 0.000048 1.12 AML other m 2020-06-23T01:23:10.23
IV.BDI.HHN. ML:1.9 0.00005795 0.42 AML other m 2020-06-23T01:23:10.10
IV.ZONE.HHN. ML:1.8 0.00004105 0.84 AML other m 2020-06-23T01:23:15.25
GU.POPM.HHN. ML:2.1 0.00007775 1.4 AML other m 2020-06-23T01:23:15.04
IV.PII.HHE. ML:1.8 0.00003535 0.74 AML other m 2020-06-23T01:23:15.97
IV.ZONE.HHE. ML:1.8 0.0000418 0.32 AML other m 2020-06-23T01:23:16.12
IV.PII.HHN. ML:1.8 0.00003315 1.78 AML other m 2020-06-23T01:23:17.06
GU.POPM.HHE. ML:2.0 0.00006379999999999999 1.34 AML other m 2020-06-23T01:23:18.05
GU.BHB.HHN. ML:1.9 0.0000297 1.5 AML other m 2020-06-23T01:23:24.83
GU.BHB.HHE. ML:1.9 0.00003575 0.42 AML other m 2020-06-23T01:23:25.41
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