Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.5 on date 28-10-1988 and time 06:37:50 (Italy) in region 2 km S Paesana (CN)

A magnitude Md 2.5 earthquake occured in region: 2 km S Paesana (CN), on

  • 28-10-1988 05:37:50 (UTC)
  • 28-10-1988 06:37:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.6710, 7.2730 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Paesana CN 2 2784 2784
Sanfront CN 5 2395 5179
Oncino CN 7 76 5255
Rifreddo CN 7 1078 6333
Ostana CN 7 83 6416
Barge CN 7 7774 14190
Gambasca CN 8 371 14561
Envie CN 8 2074 16635
Martiniana Po CN 9 734 17369
Revello CN 9 4262 21631
Crissolo CN 10 168 21799
Bagnolo Piemonte CN 11 6024 27823
Frassino CN 11 265 28088
Sampeyre CN 12 1022 29110
Isasca CN 13 76 29186
Melle CN 13 292 29478
Brossasco CN 13 1084 30562
Brondello CN 13 290 30852
Pagno CN 14 585 31437
Castellar CN 14 295 31732
Bibiana TO 14 3442 35174
Lusernetta TO 15 506 35680
Rorà TO 15 257 35937
Cavour TO 15 5545 41482
Valmala CN 15 52 41534
Campiglione Fenile TO 15 1390 42924
Venasca CN 15 1437 44361
Luserna San Giovanni TO 16 7395 51756
Torre Pellice TO 17 4551 56307
Bricherasio TO 18 4616 60923
Saluzzo CN 18 16960 77883
Villar Pellice TO 18 1076 78959
Manta CN 18 3787 82746
Casteldelfino CN 18 157 82903
Cardè CN 18 1122 84025
Piasco CN 19 2774 86799
Verzuolo CN 19 6459 93258
Rossana CN 19 908 94166
Angrogna TO 20 889 95055
Bobbio Pellice TO 20 563 95618

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NW of Cuneo (56081 inhabitants)
49 Km SW of Moncalieri (57294 inhabitants)
55 Km SW of Torino (890529 inhabitants)
78 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 		Md 2.5
M 2.8 		1988-10-28
05:37:50		 44.671 7.273 10 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 79929
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-10-28 05:37:50 ± 0.19
Latitude 44.6710 ± 0.0132
Longitude 7.2730 ± 0.0273
Depth (km) 10 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 79929

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) 2609.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00146
Epicentral distance of station farthest from the epicenter (degree) 0.01295
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 79929
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:15:11

M:2.8

Field Value
Value 2.8
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 79929
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:42:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.LMR.Z. 1988-10-28T05:38:35.20 10.0 undecidable manual SN 202 1.443 0.03 0.5
--.LRG.Z. 1988-10-28T05:38:35.20 10.0 undecidable manual SN 208 1.3764 1.55 0
--.FRF.Z. 1988-10-28T05:38:27.60 10.0 undecidable manual SN 202 1.1988 -1.69 0
--.LPL.Z. 1988-10-28T05:38:20.40 10.0 undecidable manual SG 335 0.9213 -1.6 0.1
--.LPG.Z. 1988-10-28T05:38:19.80 10.0 undecidable manual SG 336 0.8991 -1.51 0.1
--.IMP.Z. 1988-10-28T05:38:18.60 10.0 undecidable manual SG 149 0.8769 -1.74 0
--.LMR.Z. 1988-10-28T05:38:17.00 10.0 undecidable manual PN 202 1.443 0.78 0.6
--.LRG.Z. 1988-10-28T05:38:16.50 10.0 undecidable manual PN 208 1.3764 1.15 0.3
--.FRF.Z. 1988-10-28T05:38:13.00 10.0 undecidable manual PN 202 1.1988 0.17 1.3
--.BNI.Z. 1988-10-28T05:38:08.65 10.0 undecidable manual SG 312 0.5661 -1.81 0
--.LPG.Z. 1988-10-28T05:38:08.40 10.0 undecidable manual PG 336 0.8991 0.17 1.5
--.LPL.Z. 1988-10-28T05:38:08.70 10.0 undecidable manual PG 335 0.9213 0.07 1.5
--.IMP.Z. 1988-10-28T05:38:07.10 10.0 undecidable manual PG 149 0.8769 -0.57 1.1
--.LSD.Z. 1988-10-28T05:38:06.50 10.0 undecidable manual PG 354 0.777 0.39 1.4
--.FIN.Z. 1988-10-28T05:38:06.37 10.0 undecidable manual PG 124 0.8103 -0.15 1.6
--.SBF.Z. 1988-10-28T05:38:05.60 10.0 undecidable manual PG 171 0.8103 -0.97 0.6
--.CKI.Z. 1988-10-28T05:38:05.59 10.0 undecidable manual PG 108 0.7548 0.07 1.7
--.ROB.Z. 1988-10-28T05:38:02.20 10.0 undecidable manual PG 130 0.555 0.27 1.6
--.BNI.Z. 1988-10-28T05:38:02.50 10.0 positive manual PG 312 0.5661 0.09 3.3
--.RSP.Z. 1988-10-28T05:38:00.25 10.0 undecidable manual PG 358 0.4773 -0.1 1.7
--.RRL.Z. 1988-10-28T05:37:59.52 10.0 undecidable manual PG 305 0.4218 0.15 1.6
--.STV.Z. 1988-10-28T05:37:58.88 10.0 undecidable manual PG 174 0.4107 -0.39 1.5
--.DOI.Z. 1988-10-28T05:37:57.36 10.0 undecidable manual SG 186 0.1665 -0.32 0.6
--.SOO.Z. 1988-10-28T05:37:57.70 10.0 undecidable manual SG 216 0.1998 -1.18 0.2
--.SOO.Z. 1988-10-28T05:37:55.10 10.0 undecidable manual PG 216 0.1998 -0.17 1.6
--.DOI.Z. 1988-10-28T05:37:54.95 10.0 undecidable manual PG 186 0.1665 0.37 1.5
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