Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 15-09-2015 and time 00:20:26 (Italy) in region 1 km E Torricella Verzate (PV)

A magnitude ML 2.4 earthquake occured in region: 1 km E Torricella Verzate (PV), on

  • 14-09-2015 22:20:26 (UTC)
  • 15-09-2015 00:20:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 45.0190, 9.1890 at 22 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
Torricella Verzate PV 1 844 844
Santa Giuletta PV 2 1643 2487
Oliva Gessi PV 2 176 2663
Mornico Losana PV 2 641 3304
Corvino San Quirico PV 2 1039 4343
Redavalle PV 3 1069 5412
Pietra de' Giorgi PV 3 862 6274
Calvignano PV 4 122 6396
Montalto Pavese PV 5 890 7286
Robecco Pavese PV 5 565 7851
Cigognola PV 5 1351 9202
Casteggio PV 5 6805 16007
Casatisma PV 5 899 16906
Pinarolo Po PV 6 1696 18602
Lirio PV 6 122 18724
Barbianello PV 7 872 19596
Borgo Priolo PV 7 1474 21070
Castana PV 7 721 21791
Verretto PV 7 395 22186
Montebello della Battaglia PV 7 1628 23814
Rocca de' Giorgi PV 7 87 23901
Bressana Bottarone PV 7 3529 27430
Broni PV 8 9364 36794
Canneto Pavese PV 8 1353 38147
Montescano PV 9 404 38551
Casanova Lonati PV 9 458 39009
Lungavilla PV 9 2429 41438
Montecalvo Versiggia PV 9 521 41959
Castelletto di Branduzzo PV 9 1033 42992
Torrazza Coste PV 9 1680 44672
Campospinoso PV 10 1032 45704
Santa Maria della Versa PV 10 2430 48134
Borgoratto Mormorolo PV 10 432 48566
Montù Beccaria PV 10 1690 50256
Verrua Po PV 10 1272 51528
Stradella PV 11 11622 63150
Canevino PV 11 109 63259
Bastida Pancarana PV 11 1023 64282
Fortunago PV 11 390 64672
Albaredo Arnaboldi PV 11 250 64922
Rea PV 11 425 65347
Volpara PV 11 134 65481
Pizzale PV 11 735 66216
Golferenzo PV 11 190 66406
Zenevredo PV 12 486 66892
Mezzanino PV 12 1440 68332
Codevilla PV 12 997 69329
Ruino PV 12 723 70052
San Cipriano Po PV 12 488 70540
Pancarana PV 13 316 70856
San Damiano al Colle PV 13 656 71512
Rovescala PV 13 901 72413
Montesegale PV 13 298 72711
Rocca Susella PV 14 225 72936
Portalbera PV 14 1524 74460
Cervesina PV 14 1204 75664
Retorbido PV 14 1538 77202
Bosnasco PV 14 634 77836
Voghera PV 14 39421 117257
Cava Manara PV 15 6707 123964
Mezzana Rabattone PV 15 497 124461
Sommo PV 15 1145 125606
Travacò Siccomario PV 15 4436 130042
Caminata PC 15 252 130294
Val di Nizza PV 16 624 130918
Arena Po PV 16 1574 132492
San Martino Siccomario PV 16 6182 138674
Spessa PV 17 605 139279
Rivanazzano Terme PV 17 5312 144591
Nibbiano PC 17 2177 146768
Ziano Piacentino PC 17 2556 149324
San Zenone al Po PV 17 596 149920
Godiasco Salice Terme PV 17 3229 153149
Linarolo PV 17 2821 155970
Valle Salimbene PV 17 1511 157481
Valverde PV 18 287 157768
Zinasco PV 18 3262 161030
Zavattarello PV 18 991 162021
Corana PV 18 812 162833
Pianello Val Tidone PC 19 2202 165035
Torre de' Negri PV 19 329 165364
Pavia PV 19 72576 237940
Belgioioso PV 19 6187 244127
Silvano Pietra PV 19 672 244799
Zerbo PV 19 429 245228
Carbonara al Ticino PV 19 1548 246776
Costa de' Nobili PV 20 370 247146
Castel San Giovanni PC 20 13726 260872
Ponte Nizza PV 20 807 261679
Casalnoceto AL 20 980 262659
Pozzol Groppo AL 20 328 262987

Municipalities with at least 50000 inhabitants

An earthquake occurred to
19 Km S of Pavia (72576 inhabitants)
40 Km W of Piacenza (102191 inhabitants)
42 Km SE of Vigevano (63310 inhabitants)
47 Km E of Alessandria (93943 inhabitants)
50 Km S of Milano (1345851 inhabitants)
57 Km S of Sesto San Giovanni (81608 inhabitants)
58 Km S of Rho (50434 inhabitants)
60 Km S of Cinisello Balsamo (75078 inhabitants)
63 Km S of Monza (122671 inhabitants)
65 Km SE of Novara (104380 inhabitants)
67 Km W of Cremona (71901 inhabitants)
67 Km SE of Legnano (60262 inhabitants)
70 Km NE of Genova (586655 inhabitants)
71 Km SE of Busto Arsizio (83106 inhabitants)
78 Km SE of Gallarate (53343 inhabitants)
79 Km E of Asti (76202 inhabitants)
84 Km SW of Bergamo (119381 inhabitants)
88 Km S of Como (84495 inhabitants)
93 Km W of Parma (192836 inhabitants)
93 Km SE of Varese (80799 inhabitants)
97 Km NE of Savona (61345 inhabitants)
99 Km SW of Brescia (196480 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 2.4 2015-09-14
22:20:26		 45.0193 9.1893 22 2016-02-19
13:21:47		 Bollettino Sismico Italiano INGV 22493751
Reviewed
Rev100 		ML 2.4 2015-09-14
22:20:26		 45.0328 9.2142 11 2015-09-14
22:46:56		 Sala Sismica INGV-Roma 21388561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2015-09-14 22:20:26 ± 0.11
Latitude 45.0193 ± 0.0063
Longitude 9.1893 ± 0.0115
Depth (km) 22 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 22493751

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 901
Semi-minor axis of confidence ellipse (meter) 257
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 63
Circular confidence region, given by single value of horizontal uncertainty (meter) 900.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 37
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.47
Epicentral distance of station closest to the epicenter (degree) 0.18706
Epicentral distance of station farthest from the epicenter (degree) 1.44341
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.4
Num. used stations 8
Type of magnitude ML
Reference to an origin 21388561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2015-09-14 22:46:55

ML:2.4

Field Value
Value 2.4
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 22493751
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-01-21 14:28:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.MAIM.HHZ. 2015-09-14T22:21:12.18 0.3 undecidable manual S 139 160.2174 54 1.4 37
IV.MABI.HHZ. 2015-09-14T22:21:09.06 0.3 undecidable manual S 41 154.2345 54 -0.43 56
GU.GBOS.HHZ. 2015-09-14T22:21:07.04 0.3 undecidable manual S 231 137.0628 95 1.43 36
IV.SALO.HHZ. 2015-09-14T22:21:03.21 0.3 undecidable manual S 57 123.4875 95 1.21 47
GU.TRAV.HHZ. 2015-09-14T22:21:02.21 0.3 undecidable manual S 296 125.1747 95 -0.23 66
IV.CNCS.HNE. 2015-09-14T22:20:57.61 0.6 undecidable manual S 51 103.2189 97 0.99 36
IV.VARE.HHN. 2015-09-14T22:20:55.83 0.6 undecidable manual S 341 99.6225 97 0.18 46
CH.MUGIO.HHZ. 2015-09-14T22:20:55.75 0.3 undecidable manual S 354 100.7214 97 -0.21 68
GU.GRAM.HHZ. 2015-09-14T22:20:54.32 0.3 undecidable manual S 130 90.5427 98 1.07 52
IV.MSSA.HHZ. 2015-09-14T22:20:51.29 0.3 undecidable manual S 162 82.1511 99 0.25 70
GU.MAIM.HHZ. 2015-09-14T22:20:51.94 0.1 undecidable manual P 139 160.2174 54 -0.1 80
GU.CARD.HHZ. 2015-09-14T22:20:51.19 0.6 undecidable manual P 137 150.3384 54 0.38 40
IV.MABI.HHZ. 2015-09-14T22:20:51.02 0.1 undecidable manual P 41 154.2345 54 -0.27 79
GU.GBOS.HHZ. 2015-09-14T22:20:49.74 0.1 undecidable manual P 231 137.0628 95 0.69 72
CH.MMK.HHZ. 2015-09-14T22:20:49.87 0.6 undecidable manual P 321 148.8399 54 -0.76 35
GU.SARM.HHZ. 2015-09-14T22:20:48.35 0.3 undecidable manual P 134 133.1667 95 -0.1 66
MN.VLC.HHZ. 2015-09-14T22:20:48.86 1.0 undecidable manual P 135 134.3655 95 0.23 21
IV.SALO.HHZ. 2015-09-14T22:20:46.91 0.1 positive manual P 57 123.4875 95 -0.06 89
GU.TRAV.HHZ. 2015-09-14T22:20:46.46 0.3 undecidable manual P 296 125.1747 95 -0.77 56
GU.EQUI.HHZ. 2015-09-14T22:20:46.17 0.1 undecidable manual P 141 121.4895 96 -0.48 83
IV.PLMA.HHE. 2015-09-14T22:20:45.53 0.3 undecidable manual P 154 119.6913 96 -0.85 54
IV.CNCS.HNE. 2015-09-14T22:20:44.09 0.3 undecidable manual P 51 103.2189 97 0.23 68
CH.MUGIO.HHZ. 2015-09-14T22:20:43.06 0.1 undecidable manual P 354 100.7214 97 -0.42 87
IV.QLNO.HHZ. 2015-09-14T22:20:43.89 0.3 undecidable manual P 221 101.8203 97 0.24 67
IV.VARE.HHN. 2015-09-14T22:20:43.09 0.3 undecidable manual P 341 99.6225 97 -0.21 69
IV.LEOD.HNE. 2015-09-14T22:20:42.43 0.6 undecidable manual P 56 87.7455 98 0.94 37
GU.GRAM.HHZ. 2015-09-14T22:20:41.56 0.3 undecidable manual P 130 90.5427 98 -0.36 68
GU.GORR.HHZ. 2015-09-14T22:20:41.28 0.3 undecidable manual S 170 46.4202 107 -0.44 74
IV.MERA.HNE. 2015-09-14T22:20:40.04 0.3 undecidable manual P 14 78.366 99 -0.02 74
GU.PCP.HHN. 2015-09-14T22:20:39.27 0.1 undecidable manual P 224 73.371 100 -0.03 100
IV.MSSA.HHZ. 2015-09-14T22:20:39.91 0.1 undecidable manual P 162 82.1511 99 -0.74 82
GU.ROTM.HHZ. 2015-09-14T22:20:39.54 0.1 undecidable manual P 254 68.376 101 1 72
IV.BOB.HHZ. 2015-09-14T22:20:38.86 0.6 undecidable manual S 144 34.5432 114 0.13 52
IV.EUCT.HNE. 2015-09-14T22:20:35.42 0.6 undecidable manual S 348 20.7681 130 -0.17 54
GU.GORR.HHZ. 2015-09-14T22:20:34.42 0.1 undecidable manual P 170 46.4202 107 -0.84 85
IV.BOB.HHZ. 2015-09-14T22:20:32.94 0.1 negative manual P 144 34.5432 114 -0.6 95
IV.EUCT.HNE. 2015-09-14T22:20:32.44 0.3 undecidable manual P 348 20.7681 130 0.71 68
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MABI.HHE. ML:2.2 0.00008745 0.58 AML other m 2015-09-14T22:21:10.45
IV.MABI.HHN. ML:2.4 0.00011095000000000001 1.28 AML other m 2015-09-14T22:21:11.20
GU.MAIM.HHE. ML:2.4 0.000115 0.78 AML other m 2015-09-14T22:21:14.61
GU.MAIM.HHN. ML:2.3 0.0000958 0.96 AML other m 2015-09-14T22:21:14.11
CH.MMK.HHN. ML:2.0 0.00005 0.62 AML other m 2015-09-14T22:21:10.58
CH.MMK.HHE. ML:2.0 0.00005485 0.3 AML other m 2015-09-14T22:21:10.84
CH.MUGIO.HHE. ML:2.7 0.000474 0.34 AML other m 2015-09-14T22:20:56.61
CH.MUGIO.HHN. ML:2.4 0.0002465 0.46 AML other m 2015-09-14T22:20:58.38
IV.SALO.HHN. ML:2.5 0.00023549999999999998 0.58 AML other m 2015-09-14T22:21:03.89
IV.SALO.HHE. ML:2.6 0.000249 1.5 AML other m 2015-09-14T22:21:05.45
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