Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 18-11-2013 and time 10:07:25 (UTC) in region 2 km W Corte Brugnatella (PC)

A magnitude ML 2.1 earthquake occured in region: 2 km W Corte Brugnatella (PC), on

  • 18-11-2013 10:07:25 (UTC)
  • 18-11-2013 11:07:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.7220, 9.3580 at 10 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 2 586 586
Cerignale PC 5 127 713
Coli PC 5 879 1592
Bobbio PC 6 3577 5169
Brallo di Pregola PV 6 599 5768
Zerba PC 8 77 5845
Menconico PV 10 360 6205
Santa Margherita di Staffora PV 11 473 6678
Ottone PC 11 516 7194
Romagnese PV 13 687 7881
Gorreto GE 14 97 7978
Ferriere PC 14 1294 9272
Fabbrica Curone AL 16 656 9928
Varzi PV 17 3279 13207
Farini PC 17 1290 14497
Rovegno GE 17 554 15051
Pecorara PC 17 730 15781
Zavattarello PV 18 991 16772
Carrega Ligure AL 18 84 16856
Valverde PV 19 287 17143
Fontanigorda GE 20 277 17420
Fascia GE 20 81 17501

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km SW of Piacenza (102191 inhabitants)
48 Km NE of Genova (586655 inhabitants)
54 Km SE of Pavia (72576 inhabitants)
62 Km E of Alessandria (93943 inhabitants)
70 Km SW of Cremona (71901 inhabitants)
77 Km SE of Vigevano (63310 inhabitants)
77 Km W of Parma (192836 inhabitants)
78 Km NW of La Spezia (93959 inhabitants)
83 Km NE of Savona (61345 inhabitants)
84 Km S of Milano (1345851 inhabitants)
91 Km S of Sesto San Giovanni (81608 inhabitants)
93 Km NW of Carrara (63133 inhabitants)
93 Km E of Asti (76202 inhabitants)
93 Km S of Rho (50434 inhabitants)
94 Km S of Cinisello Balsamo (75078 inhabitants)
96 Km S of Monza (122671 inhabitants)
98 Km NW of Massa (69479 inhabitants)
99 Km SE of Novara (104380 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 2013-11-18
10:07:25		 44.7218 9.3578 10 2015-01-20
11:29:51		 Bollettino Sismico Italiano INGV 7111141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-11-18 10:07:25 ± 0.18
Latitude 44.7218 ± 0.0099
Longitude 9.3578 ± 0.0139
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 7111141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1391
Semi-minor axis of confidence ellipse (meter) 650
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 316
Circular confidence region, given by single value of horizontal uncertainty (meter) 1390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 161
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.07914
Epicentral distance of station farthest from the epicenter (degree) 0.79410
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 7111141
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2015-01-15 13:28:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.EQUI.HHZ. 2013-11-18T10:07:51.76 1.0 undecidable manual S 134 88.1451 50 -0.04 22
GU.GRAM.HHE. 2013-11-18T10:07:45.12 0.3 undecidable manual S 114 61.494 50 0.44 63
GU.EQUI.HHZ. 2013-11-18T10:07:40.81 1.0 undecidable manual P 134 88.1451 50 0.09 21
IV.MSSA.HHN. 2013-11-18T10:07:40.29 0.6 undecidable manual S 164 46.7199 50 -0.46 43
GU.PCP.HHZ. 2013-11-18T10:07:37.63 0.6 undecidable manual P 253 67.1772 50 0.14 44
GU.GRAM.HHE. 2013-11-18T10:07:36.77 0.3 undecidable manual P 114 61.494 50 0.16 66
IV.MSSA.HHN. 2013-11-18T10:07:33.93 0.1 undecidable manual P 164 46.7199 50 -0.41 86
GU.GORR.HHN. 2013-11-18T10:07:31.54 0.3 undecidable manual S 202 13.7751 126 0.06 74
IV.BOB.HHE. 2013-11-18T10:07:30.00 0.3 undecidable manual S 54 8.7801 139 -0.19 72
GU.GORR.HHN. 2013-11-18T10:07:29.19 0.1 negative manual P 202 13.7751 126 0.21 95
IV.BOB.HHE. 2013-11-18T10:07:28.22 0.1 undecidable manual P 54 8.7801 139 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BOB.HNN. ML:2.3 0.00279 0.52 AML other m 2013-11-18T10:07:30.12
IV.BOB.HHN. ML:2.3 0.00253 0.52 AML other m 2013-11-18T10:07:30.12
IV.BOB.HNE. ML:2.2 0.002415 0.14 AML other m 2013-11-18T10:07:30.69
GU.GORR.HHE. ML:2.1 0.00128 0.96 AML other m 2013-11-18T10:07:32.08
GU.GRAM.HHN. ML:1.9 0.000164 0.8 AML other m 2013-11-18T10:07:47.36
GU.PCP.HHN. ML:1.9 0.0001391 1.58 AML other m 2013-11-18T10:07:41.35
GU.PCP.HHE. ML:1.7 0.0000934 1.58 AML other m 2013-11-18T10:08:05.08
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