Earthquake with magnitude of Md 2.2 on date 16-03-1990 and time 17:30:31 (Italy) in region 2 km SW Soriso (NO)

A magnitude Md 2.2 earthquake occured in region: 2 km SW Soriso (NO), on

  • 16-03-1990 16:30:31 (UTC)
  • 16-03-1990 17:30:31 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 45.733, 8.386 at 6 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
Soriso NO 2 761 761
Pogno NO 3 1479 2240
Gargallo NO 4 1850 4090
Gozzano NO 4 5575 9665
Valduggia VC 5 2056 11721
San Maurizio d'Opaglio NO 5 3050 14771
Briga Novarese NO 5 2978 17749
Maggiora NO 5 1686 19435
Bolzano Novarese NO 6 1180 20615
Cellio VC 6 810 21425
Boca NO 6 1278 22703
Grignasco NO 7 4582 27285
Madonna del Sasso VB 7 399 27684
Breia VC 7 174 27858
Borgomanero NO 7 21735 49593
Pella NO 7 1011 50604
Cavallirio NO 8 1335 51939
Ameno NO 8 860 52799
Orta San Giulio NO 8 1185 53984
Serravalle Sesia VC 8 4994 58978
Invorio NO 8 4446 63424
Borgosesia VC 9 12922 76346
Miasino NO 9 820 77166
Cureggio NO 9 2654 79820
Arola VB 9 243 80063
Prato Sesia NO 9 1908 81971
Pettenasco NO 10 1380 83351
Quarona VC 10 4158 87509
Paruzzaro NO 10 2165 89674
Armeno NO 11 2167 91841
Gattico NO 11 3430 95271
Civiasco VC 11 263 95534
Guardabosone VC 11 346 95880
Romagnano Sesia NO 11 3974 99854
Colazza NO 11 430 100284
Oleggio Castello NO 11 2036 102320
Cesara VB 12 603 102923
Pisano NO 12 793 103716
Crevacuore BI 12 1545 105261
Postua VC 12 569 105830
Veruno NO 12 1872 107702
Sostegno BI 13 774 108476
Nonio VB 13 876 109352
Gattinara VC 13 8084 117436
Fontaneto d'Agogna NO 13 2659 120095
Lozzolo VC 13 822 120917
Cressa NO 13 1631 122548
Ailoche BI 13 346 122894
Varallo VC 14 7262 130156
Meina NO 14 2479 132635
Nebbiuno NO 14 1831 134466
Bogogno NO 14 1308 135774
Arona NO 14 14152 149926
Caprile BI 14 189 150115
Comignago NO 14 1233 151348
Dormelletto NO 15 2583 153931
Villa del Bosco BI 15 374 154305
Pray BI 15 2180 156485
Agrate Conturbia NO 15 1568 158053
Quarna Sotto VB 15 388 158441
Ghemme NO 15 3656 162097
Angera VA 15 5607 167704
Cavaglio d'Agogna NO 15 1229 168933
Roasio VC 16 2366 171299
Massino Visconti NO 16 1049 172348
Quarna Sopra VB 16 259 172607
Omegna VB 16 15398 188005
Coggiola BI 16 1875 189880
Curino BI 16 469 190349
Ranco VA 17 1314 191663
Suno NO 17 2807 194470
Brovello-Carpugnino VB 17 701 195171
Cavaglietto NO 17 388 195559
Portula BI 17 1269 196828
Gignese VB 17 966 197794
Borgo Ticino NO 18 5113 202907
Lesa NO 18 2276 205183
Sizzano NO 18 1468 206651
Soprana BI 18 726 207377
Germagno VB 18 197 207574
Sabbia VC 18 58 207632
Brusnengo BI 18 2054 209686
Taino VA 18 3709 213395
Divignano NO 19 1486 214881
Belgirate VB 19 542 215423
Vocca VC 19 174 215597
Trivero BI 19 5764 221361
Sesto Calende VA 19 11079 232440
Cravagliana VC 19 251 232691
Mezzana Mortigliengo BI 19 521 233212
Vaprio d'Agogna NO 19 1003 234215
Loreglia VB 19 246 234461
Lenta VC 20 868 235329
Masserano BI 20 2129 237458
Valstrona VB 20 1253 238711
Casapinta BI 20 422 239133
Ispra VA 20 5345 244478

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km W of Gallarate (53343 inhabitants)
35 Km W of Varese (80799 inhabitants)
37 Km NW of Novara (104380 inhabitants)
39 Km W of Busto Arsizio (83106 inhabitants)
44 Km W of Legnano (60262 inhabitants)
55 Km W of Como (84495 inhabitants)
56 Km W of Rho (50434 inhabitants)
59 Km NW of Vigevano (63310 inhabitants)
67 Km W of Cinisello Balsamo (75078 inhabitants)
69 Km W of Milano (1345851 inhabitants)
70 Km W of Sesto San Giovanni (81608 inhabitants)
71 Km W of Monza (122671 inhabitants)
86 Km NW of Pavia (72576 inhabitants)
92 Km NE of Torino (890529 inhabitants)
93 Km N of Alessandria (93943 inhabitants)
94 Km N of Asti (76202 inhabitants)
98 Km NE of Moncalieri (57294 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 2.2
ML-VAX 1.8
1990-03-16
16:30:31
45.733 8.386 6 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 111919
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-03-16 16:30:31 ± 0.051
Latitude 45.7330 ± 0.0356
Longitude 8.3860 ± 0.0212
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 111919

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 4289.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 173
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00267
Epicentral distance of station farthest from the epicenter (degree) 0.01238
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 111919
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:44:03

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 111919
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.MDI.Z. 1990-03-16T16:31:03.41 10.0 undecidable manual SG 87 0.0083 -0.25 0
--.BNI.Z. 1990-03-16T16:30:56.87 10.0 undecidable manual PN 241 0.0124 0 1
--.MDI.Z. 1990-03-16T16:30:50.11 10.0 undecidable manual PG 87 0.0083 0.17 0.3
--.ORO.Z. 1990-03-16T16:30:43.60 10.0 undecidable manual SG 249 0.0027 0.08 0.5
--.VAI.Z. 1990-03-16T16:30:42.95 10.0 undecidable manual SG 63 0.0027 0.06 0.5
--.ORO.Z. 1990-03-16T16:30:37.97 10.0 negative manual PG 249 0.0027 -0.03 3.2
--.VAI.Z. 1990-03-16T16:30:37.89 10.0 undecidable manual PG 63 0.0027 -0.05 1.4
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