Earthquake with magnitude of ML 2.1 on date 25-11-2020 and time 12:58:18 (UTC) in region 4 km SE Corte Brugnatella (PC)

A magnitude ML 2.1 earthquake occured in region: 4 km SE Corte Brugnatella (PC), on

  • 25-11-2020 12:58:18 (UTC)
  • 25-11-2020 13:58:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.6840, 9.4080 at 9 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
Corte Brugnatella PC 4 586 586
Cerignale PC 5 127 713
Coli PC 7 879 1592
Ferriere PC 8 1294 2886
Ottone PC 9 516 3402
Bobbio PC 9 3577 6979
Zerba PC 10 77 7056
Brallo di Pregola PV 12 599 7655
Gorreto GE 13 97 7752
Farini PC 13 1290 9042
Santo Stefano d'Aveto GE 16 1126 10168
Rovegno GE 16 554 10722
Menconico PV 16 360 11082
Santa Margherita di Staffora PV 16 473 11555
Fontanigorda GE 17 277 11832
Rezzoaglio GE 18 995 12827
Romagnese PV 18 687 13514
Bettola PC 19 2828 16342
Fascia GE 19 81 16423
Carrega Ligure AL 20 84 16507

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)
68 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)
85 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)
98 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 2.1 2020-11-25
12:58:18
44.6843 9.408 9 2021-02-26
14:56:11
Bollettino Sismico Italiano INGV 85448831
Reviewed
Rev100
ML 2.0 2020-11-25
12:58:18
44.6832 9.4103 9 2020-11-25
13:08:57
Sala Sismica INGV-Roma 85006921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-25 12:58:18 ± 0.11
Latitude 44.6843 ± 0.0081
Longitude 9.4080 ± 0.0076
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 85448831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 827
Semi-minor axis of confidence ellipse (meter) 622
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 346
Circular confidence region, given by single value of horizontal uncertainty (meter) 830.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.08813
Epicentral distance of station farthest from the epicenter (degree) 0.83817
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 85006921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-25 13:08:57

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 85448831
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-12-16 08:21:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PLMA.HHZ. 2020-11-25T12:58:42.47 0.3 undecidable manual S 153 78.7656 50 0.29 64
GU.PCP.HHE. 2020-11-25T12:58:39.65 0.6 undecidable manual S 257 69.9744 50 -0.18 44
GU.GRAM.HHZ. 2020-11-25T12:58:36.51 0.6 undecidable manual S 112 56.1993 50 0.35 44
IV.QLNO.HHZ. 2020-11-25T12:58:35.05 0.3 undecidable manual P 245 93.0402 50 0.82 52
GU.ROTM.HHZ. 2020-11-25T12:58:33.73 0.3 undecidable manual P 283 85.1481 50 0.72 55
IT.GNV.HGE. 2020-11-25T12:58:33.60 0.6 undecidable manual S 233 46.9197 50 -0.08 47
GU.EQUI.HHE. 2020-11-25T12:58:33.01 0.3 undecidable manual P 134 82.3509 50 0.42 62
GU.RNCA.HHZ. 2020-11-25T12:58:32.21 0.6 undecidable manual S 237 43.1235 50 -0.47 44
IV.MSSA.HHZ. 2020-11-25T12:58:31.86 0.3 undecidable manual S 168 41.7249 50 -0.44 66
IV.PLMA.HHZ. 2020-11-25T12:58:31.88 0.3 undecidable manual P 153 78.7656 50 -0.15 66
GU.PCP.HHE. 2020-11-25T12:58:30.50 0.3 undecidable manual P 257 69.9744 50 -0.17 67
GU.GRAM.HHZ. 2020-11-25T12:58:28.63 0.1 undecidable manual P 112 56.1993 50 0.08 93
IT.GNV.HGE. 2020-11-25T12:58:27.04 0.6 undecidable manual P 233 46.9197 50 -0.08 47
GU.RNCA.HHZ. 2020-11-25T12:58:26.33 0.1 negative manual P 237 43.1235 50 -0.21 93
IV.MSSA.HHZ. 2020-11-25T12:58:25.88 0.1 negative manual P 168 41.7249 50 -0.44 89
GU.GORR.HHZ. 2020-11-25T12:58:23.60 0.3 undecidable manual S 227 12.4764 125 0.17 74
IV.BOB.HHZ. 2020-11-25T12:58:22.43 0.3 undecidable manual S 19 9.7791 131 -0.26 73
GU.GORR.HHZ. 2020-11-25T12:58:21.36 0.1 negative manual P 227 12.4764 125 0.15 99
IV.BOB.HHZ. 2020-11-25T12:58:20.64 0.1 negative manual P 19 9.7791 131 -0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BOB.HHN. ML:2.4 0.00395 0.7 AML other m 2020-11-25T12:58:22.53
IV.BOB.HNN. ML:2.4 0.00391 0.72 AML other m 2020-11-25T12:58:22.53
IV.BOB.HHE. ML:2.4 0.003335 0.68 AML other m 2020-11-25T12:58:22.57
IV.BOB.HNE. ML:2.3 0.0028650000000000004 0.66 AML other m 2020-11-25T12:58:23.57
GU.GORR.HHE. ML:2.0 0.0013250000000000002 1.5 AML other m 2020-11-25T12:58:23.11
GU.GORR.HHN. ML:2.5 0.003405 0.24 AML other m 2020-11-25T12:58:23.76
IV.MSSA.HHE. ML:1.8 0.00020500000000000002 0.58 AML other m 2020-11-25T12:58:32.53
IV.MSSA.HHN. ML:1.8 0.0002175 0.82 AML other m 2020-11-25T12:58:32.20
GU.GRAM.HHN. ML:2.0 0.00023050000000000002 0.4 AML other m 2020-11-25T12:58:38.59
GU.GRAM.HHE. ML:2.1 0.000307 1.1 AML other m 2020-11-25T12:58:39.10
IV.PLMA.HHE. ML:1.7 0.0000661 0.3 AML other m 2020-11-25T12:58:43.42
IV.PLMA.HHN. ML:1.7 0.0000717 0.5 AML other m 2020-11-25T12:58:43.39
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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