Earthquake with magnitude of Md 2.2 on date 11-08-1988 and time 09:27:32 (UTC) in region 5 km SW Bellino (CN)

A magnitude Md 2.2 earthquake occured in region: 5 km SW Bellino (CN), on

  • 11-08-1988 09:27:32 (UTC)
  • 11-08-1988 11:27:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.5430, 7.0010 at 12 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
Bellino CN 5 109 109
Elva CN 7 97 206
Acceglio CN 7 162 368
Casteldelfino CN 8 157 525
Prazzo CN 8 170 695
Pontechianale CN 9 179 874
Stroppo CN 11 103 977
Canosio CN 12 80 1057
Marmora CN 12 68 1125
Macra CN 15 59 1184
Sampeyre CN 16 1022 2206
Celle di Macra CN 16 100 2306
Argentera CN 18 83 2389

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km W of Cuneo (56081 inhabitants)
74 Km SW of Moncalieri (57294 inhabitants)
80 Km SW of Torino (890529 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 1988-08-11
09:27:32
44.543 7.001 12 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 75269
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-08-11 09:27:32 ± 0.226
Latitude 44.5430 ± 0.0187
Longitude 7.0010 ± 0.0287
Depth (km) 12 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 75269

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) 3080.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 194
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00065
Epicentral distance of station farthest from the epicenter (degree) 0.00826
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 75269
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:10:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.FIN.Z. 1988-08-11T09:28:03.60 10.0 undecidable manual SG 110 0.9213 -0.61 0.2
--.IMI.Z. 1988-08-11T09:28:02.00 10.0 undecidable manual SG 134 0.888 -1.32 0
--.ROB.Z. 1988-08-11T09:27:56.00 10.0 undecidable manual SG 110 0.666 0.05 0.7
--.BNI.Z. 1988-08-11T09:27:51.80 10.0 undecidable manual SG 336 0.555 -0.63 0.3
--.FIN.Z. 1988-08-11T09:27:51.20 10.0 undecidable manual PG 110 0.9213 0.36 1.1
--.IMI.Z. 1988-08-11T09:27:50.40 10.0 undecidable manual PG 134 0.888 0.07 1.5
--.RRL.Z. 1988-08-11T09:27:47.00 10.0 undecidable manual SG 337 0.3996 -0.62 0.3
--.ROB.Z. 1988-08-11T09:27:46.70 10.0 undecidable manual PG 110 0.666 0.63 0.6
--.STV.Z. 1988-08-11T09:27:45.80 10.0 undecidable manual SG 141 0.3663 -0.72 0.2
--.BNI.Z. 1988-08-11T09:27:44.00 10.0 undecidable manual PG 336 0.555 -0.04 2
--.RRL.Z. 1988-08-11T09:27:41.40 10.0 undecidable manual PG 337 0.3996 0.13 2
--.STV.Z. 1988-08-11T09:27:40.80 10.0 undecidable manual PG 141 0.3663 0.17 1.9
--.DOI.Z. 1988-08-11T09:27:40.20 10.0 undecidable manual SG 102 0.1665 -0.15 0.8
--.PZZ.Z. 1988-08-11T09:27:37.40 10.0 undecidable manual SG 117 0.0666 -0.28 0.7
--.DOI.Z. 1988-08-11T09:27:37.00 10.0 undecidable manual PG 102 0.1665 -0.07 2.1
--.PZZ.Z. 1988-08-11T09:27:35.80 10.0 undecidable manual PG 117 0.0666 0.27 1.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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