Earthquake with magnitude of ML 2.2 on date 29-02-2012 and time 11:14:28 (Italy) in region 1 km SW Momperone (AL)

A magnitude ML 2.2 earthquake occured in region: 1 km SW Momperone (AL), on

  • 29-02-2012 10:14:28 (UTC)
  • 29-02-2012 11:14:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.8340, 9.0320 at 20 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
Momperone AL 1 223 223
Casasco AL 2 129 352
Brignano-Frascata AL 3 456 808
Montemarzino AL 3 341 1149
Cecima PV 4 236 1385
Pozzol Groppo AL 5 328 1713
Ponte Nizza PV 6 807 2520
San Sebastiano Curone AL 6 583 3103
Montegioco AL 6 313 3416
Avolasca AL 6 294 3710
Garbagna AL 6 696 4406
Monleale AL 7 566 4972
Gremiasco AL 7 324 5296
Volpedo AL 7 1227 6523
Dernice AL 7 185 6708
Bagnaria PV 7 658 7366
Godiasco Salice Terme PV 8 3229 10595
Cerreto Grue AL 8 323 10918
Berzano di Tortona AL 8 157 11075
Costa Vescovato AL 8 335 11410
Volpeglino AL 9 148 11558
Castellania AL 9 90 11648
Montacuto AL 10 278 11926
Casalnoceto AL 10 980 12906
Sarezzano AL 10 1171 14077
Rocca Susella PV 10 225 14302
Sant'Agata Fossili AL 10 425 14727
Castellar Guidobono AL 11 399 15126
Carezzano AL 11 431 15557
Rivanazzano Terme PV 11 5312 20869
Montesegale PV 11 298 21167
Paderna AL 11 220 21387
Villaromagnano AL 12 715 22102
Viguzzolo AL 12 3148 25250
Val di Nizza PV 12 624 25874
Spineto Scrivia AL 13 337 26211
Cantalupo Ligure AL 13 527 26738
Carbonara Scrivia AL 13 1122 27860
Retorbido PV 13 1538 29398
Fabbrica Curone AL 13 656 30054
Varzi PV 13 3279 33333
Gavazzana AL 13 180 33513
Sardigliano AL 13 406 33919
Borghetto di Borbera AL 13 1966 35885
Villalvernia AL 14 955 36840
Rocchetta Ligure AL 14 200 37040
Codevilla PV 15 997 38037
Albera Ligure AL 15 325 38362
Tortona AL 15 27437 65799
Cassano Spinola AL 15 1731 67530
Fortunago PV 16 390 67920
Pontecurone AL 16 3723 71643
Grondona AL 16 510 72153
Valverde PV 16 287 72440
Torrazza Coste PV 17 1680 74120
Borgoratto Mormorolo PV 17 432 74552
Roccaforte Ligure AL 17 136 74688
Stazzano AL 18 2486 77174
Borgo Priolo PV 18 1474 78648
Vignole Borbera AL 18 2182 80830
Santa Margherita di Staffora PV 18 473 81303
Voghera PV 18 39421 120724
Cabella Ligure AL 19 528 121252
Serravalle Scrivia AL 19 6128 127380
Zavattarello PV 19 991 128371
Montebello della Battaglia PV 19 1628 129999
Arquata Scrivia AL 20 6409 136408
Calvignano PV 20 122 136530

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Alessandria (93943 inhabitants)
40 Km S of Pavia (72576 inhabitants)
48 Km N of Genova (586655 inhabitants)
56 Km S of Vigevano (63310 inhabitants)
58 Km W of Piacenza (102191 inhabitants)
66 Km E of Asti (76202 inhabitants)
72 Km S of Milano (1345851 inhabitants)
73 Km NE of Savona (61345 inhabitants)
75 Km SE of Novara (104380 inhabitants)
77 Km S of Rho (50434 inhabitants)
80 Km S of Sesto San Giovanni (81608 inhabitants)
82 Km S of Cinisello Balsamo (75078 inhabitants)
85 Km W of Cremona (71901 inhabitants)
85 Km S of Legnano (60262 inhabitants)
86 Km S of Monza (122671 inhabitants)
88 Km S of Busto Arsizio (83106 inhabitants)
94 Km S of Gallarate (53343 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
Md 2.5
ML 2.2
2012-02-29
10:14:28
44.834 9.032 20 2014-10-21
12:27:13
Bollettino Sismico Italiano INGV 1344759
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-02-29 10:14:28 ± 0.12
Latitude 44.8340 ± 0.0081
Longitude 9.0320 ± 0.0114
Depth (km) 20 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-SISPICK
Event type earthquake
Origin ID 1344759

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 765
Semi-minor axis of confidence ellipse (meter) 761
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 133
Circular confidence region, given by single value of horizontal uncertainty (meter) 1272.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.54
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.42812
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations
Type of magnitude ML
Reference to an origin 1344759
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 02:49:00

Md:2.5

Field Value
Value 2.5
Uncertainty 0.2
Num. used stations
Type of magnitude Md
Reference to an origin 1344759
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-06 02:49:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.BERNI.HHE. 2012-02-29T10:15:20.85 10.0 undecidable manual Sg 0 0 0
IV.BDI.HHN. 2012-02-29T10:15:15.17 10.0 undecidable manual Sg 0 0 0
CH.MMK.HHN. 2012-02-29T10:15:12.96 0.6 undecidable manual Sg 329 158.5191 0.132 39
GU.PZZ.HHZ. 2012-02-29T10:15:11.52 1.0 undecidable manual Sg 257 155.4222 -0.639 17
GU.CIRO.HHN. 2012-02-29T10:15:10.11 0.6 undecidable manual Sg 307 142.6461 0.932 33
GU.SATI.HHE. 2012-02-29T10:15:09.97 0.6 undecidable manual Sg 322 146.8419 -0.344 39
IV.MONC.HHZ. 2012-02-29T10:15:04.75 10.0 undecidable manual Sg 0 0 0
GU.TRAV.HHZ. 2012-02-29T10:15:04.24 0.1 undecidable manual Sg 307 125.5743 -0.399 80
CH.MUGIO.HHN. 2012-02-29T10:15:03.76 0.6 undecidable manual Sg 0 120.6903 0.412 41
IV.PTF.SHZ. 2012-02-29T10:15:01.74 10.0 undecidable manual Pg 0 0 0
CH.BERNI.HHE. 2012-02-29T10:14:58.52 10.0 undecidable manual Pg 0 0 0
IV.BDI.HHN. 2012-02-29T10:14:55.16 10.0 undecidable manual Pg 0 0 0
CH.MMK.HHN. 2012-02-29T10:14:54.32 1.0 undecidable manual Pg 329 158.5191 0.195 19
GU.STV.HHE. 2012-02-29T10:14:53.15 0.3 undecidable manual Pg 245 149.8389 0.106 61
IV.ORI.HHE. 2012-02-29T10:14:53.47 10.0 undecidable manual Pg 0 0 0
GU.PZZ.HHZ. 2012-02-29T10:14:53.27 0.3 undecidable manual Pg 257 155.4222 -0.469 55
GU.ENR.HHE. 2012-02-29T10:14:53.34 0.6 undecidable manual Pg 243 144.1446 1.092 30
IV.DOI.HHZ. 2012-02-29T10:14:53.16 0.6 undecidable manual Pg 256 145.4433 0.702 35
GU.CIRO.HHN. 2012-02-29T10:14:52.40 0.1 undecidable manual Pg 307 142.6461 0.381 79
IV.QLNO.HHZ. 2012-02-29T10:14:52.65 1.0 undecidable manual Sg 224 78.2661 0.565 21
GU.SATI.HHE. 2012-02-29T10:14:52.60 1.0 undecidable manual Pg 322 146.8419 -0.071 21
CH.MUGIO.HHN. 2012-02-29T10:14:49.01 0.6 undecidable manual Pg 0 120.6903 0.359 41
GU.TRAV.HHZ. 2012-02-29T10:14:48.91 0.1 undecidable manual Pg 307 125.5743 -0.486 79
GU.SC2M.HHZ. 2012-02-29T10:14:48.65 0.3 undecidable manual Sg 140 61.9935 0.859 56
IV.VARE.HHE. 2012-02-29T10:14:48.04 0.6 undecidable manual Pg 350 116.4945 0.034 45
GU.ROTM.HHN. 2012-02-29T10:14:48.70 10.0 undecidable manual Pg 0 0 0
GU.GBOS.HHN. 2012-02-29T10:14:48.58 0.3 undecidable manual Pg 236 114.8961 0.826 53
IV.MONC.HHZ. 2012-02-29T10:14:47.06 10.0 undecidable manual Pg 0 0 0
GU.RORO.HHZ. 2012-02-29T10:14:47.24 0.3 undecidable manual Pg 224 110.7003 0.13 66
GU.PCP.HHN. 2012-02-29T10:14:44.43 0.1 undecidable manual Sg 230 50.2164 -0.28 96
IV.QLNO.HHZ. 2012-02-29T10:14:42.28 0.6 undecidable manual Pg 224 78.2661 0.133 47
IV.VMG.SHZ. 2012-02-29T10:14:42.11 10.0 undecidable manual Pg 0 0 0
IV.BOB.HHZ. 2012-02-29T10:14:40.07 0.1 undecidable manual Sg 102 33.5442 -0.384 99
IV.MSSA.HHZ. 2012-02-29T10:14:40.82 0.1 undecidable manual Pg 146 69.0753 0.08 96
GU.SC2M.HHZ. 2012-02-29T10:14:39.45 0.1 undecidable manual Pg 140 61.9935 -0.219 97
GU.PCP.HHN. 2012-02-29T10:14:37.26 0.1 undecidable manual Pg 230 50.2164 -0.629 87
IV.BOB.HHZ. 2012-02-29T10:14:35.13 0.1 undecidable manual Pg 102 33.5442 -0.304 100
IV.PRMA.HHN. 2012-02-29T10:14:23.92 10.0 undecidable manual Pg 0 0 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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