Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of M 2.2 on date 18-12-1990 and time 22:01:24 (Italy) in region 2 km SE Bagnolo Piemonte (CN)

A magnitude M 2.2 earthquake occured in region: 2 km SE Bagnolo Piemonte (CN), on

  • 18-12-1990 21:01:24 (UTC)
  • 18-12-1990 22:01:24 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.7500, 7.3310 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
Bagnolo Piemonte CN 2 6024 6024
Barge CN 3 7774 13798
Cavour TO 5 5545 19343
Campiglione Fenile TO 6 1390 20733
Bibiana TO 6 3442 24175
Envie CN 8 2074 26249
Paesana CN 8 2784 29033
Lusernetta TO 9 506 29539
Bricherasio TO 9 4616 34155
Luserna San Giovanni TO 10 7395 41550
Garzigliana TO 10 572 42122
Rifreddo CN 11 1078 43200
Osasco TO 11 1141 44341
Rorà TO 11 257 44598
Sanfront CN 12 2395 46993
Revello CN 12 4262 51255
Torre Pellice TO 12 4551 55806
Cardè CN 12 1122 56928
Macello TO 13 1229 58157
Ostana CN 13 83 58240
San Secondo di Pinerolo TO 13 3575 61815
Angrogna TO 13 889 62704
Gambasca CN 13 371 63075
Oncino CN 14 76 63151
Prarostino TO 14 1273 64424
Martiniana Po CN 14 734 65158
Villafranca Piemonte TO 14 4729 69887
Crissolo CN 15 168 70055
Villar Pellice TO 15 1076 71131
Buriasco TO 15 1410 72541
Pinerolo TO 15 35808 108349
Torre San Giorgio CN 16 730 109079
Porte TO 16 1083 110162
Moretta CN 16 4136 114298
Castellar CN 17 295 114593
Vigone TO 17 5182 119775
Pagno CN 17 585 120360
Saluzzo CN 17 16960 137320
San Pietro Val Lemina TO 18 1448 138768
Brondello CN 18 290 139058
Bobbio Pellice TO 18 563 139621
San Germano Chisone TO 18 1854 141475
Cercenasco TO 18 1803 143278
Isasca CN 18 76 143354
Manta CN 19 3787 147141
Roletto TO 20 2009 149150
Villanova Solaro CN 20 772 149922
Pramollo TO 20 258 150180
Brossasco CN 20 1084 151264

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km SW of Moncalieri (57294 inhabitants)
43 Km NW of Cuneo (56081 inhabitants)
45 Km SW of Torino (890529 inhabitants)
71 Km W of Asti (76202 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 		M 2.2 1990-12-18
21:01:24		 44.75 7.331 10 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 132729
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-12-18 21:01:24 ± 0.255
Latitude 44.7500 ± 0.0162
Longitude 7.3310 ± 0.0401
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 132729

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) 3640.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 137
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00259
Epicentral distance of station farthest from the epicenter (degree) 0.01319
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitude information

M:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 132729
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:48:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.LRG.Z. 1990-12-18T21:02:10.80 10.0 undecidable manual SN 208 1.4652 1.36 0.2
--.FRF.Z. 1990-12-18T21:02:05.30 10.0 undecidable manual SN 202 1.2765 0.23 0.5
--.SBF.Z. 1990-12-18T21:01:53.10 10.0 undecidable manual SG 174 0.8769 -1.36 0.2
--.LPG.Z. 1990-12-18T21:01:51.50 10.0 undecidable manual SG 331 0.8436 -1.77 0.1
--.LRG.Z. 1990-12-18T21:01:51.70 10.0 undecidable manual PN 208 1.4652 1.47 0.3
--.FRF.Z. 1990-12-18T21:01:49.00 10.0 undecidable manual PN 202 1.2765 1.29 0.5
--.SBF.Z. 1990-12-18T21:01:41.80 10.0 undecidable manual PG 174 0.8769 0.2 1.7
--.IMI.Z. 1990-12-18T21:01:41.62 10.0 undecidable manual PG 154 0.9213 -0.73 1.2
--.LPG.Z. 1990-12-18T21:01:40.60 10.0 undecidable manual PG 331 0.8436 -0.3 1.7
--.FIN.Z. 1990-12-18T21:01:40.16 10.0 undecidable manual PG 130 0.8214 -0.3 1.7
--.LSD.Z. 1990-12-18T21:01:39.16 10.0 undecidable manual PG 349 0.7104 0.73 1.3
--.ROB.Z. 1990-12-18T21:01:36.90 10.0 undecidable manual PG 138 0.5883 0.83 1.2
--.STV.Z. 1990-12-18T21:01:33.52 10.0 undecidable manual PG 179 0.4995 -0.82 1.2
--.RSP.Z. 1990-12-18T21:01:33.10 10.0 undecidable manual PG 352 0.3996 0.48 1.6
--.ENR.Z. 1990-12-18T21:01:33.80 10.0 undecidable manual PG 172 0.5217 -1.08 0.9
--.RRL.Z. 1990-12-18T21:01:32.80 10.0 undecidable manual PG 293 0.4218 -0.88 1.1
--.PZZ.Z. 1990-12-18T21:01:30.24 10.0 undecidable manual PG 213 0.2886 -0.32 1.7
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