Earthquake with magnitude of M 2.3 on date 10-08-1993 and time 06:17:12 (Italy) in region 1 km NW Massello (TO)

A magnitude M 2.3 earthquake occured in region: 1 km NW Massello (TO), on

  • 10-08-1993 04:17:12 (UTC)
  • 10-08-1993 06:17:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.9640, 7.0490 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Massello TO 1 51 51
Salza di Pinerolo TO 3 75 126
Perrero TO 6 659 785
Roure TO 8 848 1633
Fenestrelle TO 8 544 2177
Prali TO 8 246 2423
Usseaux TO 10 186 2609
Pragelato TO 10 776 3385
Pomaretto TO 11 1009 4394
Perosa Argentina TO 11 3285 7679
Inverso Pinasca TO 13 730 8409
Sestriere TO 14 929 9338
Pinasca TO 14 3051 12389
Pramollo TO 14 258 12647
Sauze di Cesana TO 15 244 12891
Villar Perosa TO 17 4092 16983
Sauze d'Oulx TO 17 1109 18092
San Germano Chisone TO 17 1854 19946
Meana di Susa TO 18 826 20772
Exilles TO 18 273 21045
Salbertrand TO 18 596 21641
Gravere TO 18 692 22333
Mattie TO 18 687 23020
Bobbio Pellice TO 18 563 23583
Chiomonte TO 18 916 24499
Oulx TO 19 3307 27806
Susa TO 19 6466 34272
Villar Pellice TO 19 1076 35348
Angrogna TO 19 889 36237
Porte TO 19 1083 37320
Mompantero TO 20 659 37979
Giaglione TO 20 631 38610

Municipalities with at least 50000 inhabitants

An earthquake occurred to
50 Km W of Moncalieri (57294 inhabitants)
51 Km W of Torino (890529 inhabitants)
75 Km NW of Cuneo (56081 inhabitants)
91 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 2.3 1993-08-10
04:17:12
44.964 7.049 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 193779
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-08-10 04:17:12 ± 0.182
Latitude 44.9640 ± 0.0121
Longitude 7.0490 ± 0.0172
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 193779

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) 1911.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
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) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00170
Epicentral distance of station farthest from the epicenter (degree) 0.00793
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

M:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 193779
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
--.ENR.Z. 1993-08-10T04:17:38.40 10.0 undecidable manual SG 159 0.777 -1.98 0
--.ROB.Z. 1993-08-10T04:17:30.30 10.0 undecidable manual PG 137 0.8769 -0.43 1
--.LSD.Z. 1993-08-10T04:17:29.39 10.0 undecidable manual SG 8 0.4995 -1.52 0
--.DOI.Z. 1993-08-10T04:17:29.69 10.0 undecidable manual SG 162 0.4773 -0.64 0.4
--.ENR.Z. 1993-08-10T04:17:28.34 10.0 undecidable manual PG 159 0.777 -0.25 1.2
--.STV.Z. 1993-08-10T04:17:28.39 10.0 undecidable manual PG 164 0.7326 0.6 0.9
--.DOI.Z. 1993-08-10T04:17:23.35 10.0 undecidable manual PG 162 0.4773 0.35 1.5
--.LSD.Z. 1993-08-10T04:17:23.44 10.0 undecidable manual PG 8 0.4995 0.11 1.8
--.BNI.Z. 1993-08-10T04:17:23.21 10.0 undecidable manual SG 288 0.2664 -0.55 0.5
--.RSP.Z. 1993-08-10T04:17:22.21 10.0 undecidable manual SG 37 0.2331 -0.33 0.7
--.BHB.Z. 1993-08-10T04:17:21.20 10.0 undecidable manual SG 130 0.1998 -0.28 0.7
--.RRL.Z. 1993-08-10T04:17:20.52 10.0 undecidable manual SG 256 0.1887 -0.56 0.5
--.BNI.Z. 1993-08-10T04:17:19.45 10.0 undecidable manual PG 288 0.2664 0.25 1.8
--.BHB.Z. 1993-08-10T04:17:18.28 10.0 undecidable manual PG 130 0.1998 0.5 1.4
--.RRL.Z. 1993-08-10T04:17:18.20 10.0 undecidable manual PG 256 0.1887 0.36 1.6
--.RSP.Z. 1993-08-10T04:17:18.87 10.0 undecidable manual PG 37 0.2331 0.37 1.6
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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