Earthquake with magnitude of Md 2.1 on date 16-03-1993 and time 00:53:51 (Italy) in region 3 km NW Demonte (CN)

A magnitude Md 2.1 earthquake occured in region: 3 km NW Demonte (CN), on

  • 15-03-1993 23:53:51 (UTC)
  • 16-03-1993 00:53:51 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.3400, 7.2880 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
Demonte CN 3 2003 2003
Aisone CN 6 248 2251
Valloriate CN 7 109 2360
Monterosso Grana CN 8 505 2865
Moiola CN 8 234 3099
Pradleves CN 9 250 3349
Rittana CN 9 109 3458
Gaiola CN 10 582 4040
Vinadio CN 10 644 4684
Castelmagno CN 10 66 4750
Valgrana CN 11 786 5536
Valdieri CN 11 935 6471
Roccasparvera CN 12 741 7212
Montemale di Cuneo CN 13 241 7453
Bernezzo CN 13 4104 11557
Entracque CN 14 774 12331
Caraglio CN 14 6836 19167
Vignolo CN 15 2600 21767
Cervasca CN 15 5013 26780
Cartignano CN 15 190 26970
Dronero CN 16 7035 34005
Roaschia CN 16 107 34112
Roccavione CN 16 2761 36873
Roccabruna CN 16 1585 38458
Borgo San Dalmazzo CN 16 12468 50926
Sambuco CN 17 92 51018
San Damiano Macra CN 17 430 51448
Villar San Costanzo CN 18 1547 52995
Celle di Macra CN 18 100 53095
Robilante CN 19 2306 55401
Macra CN 20 59 55460

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km W of Cuneo (56081 inhabitants)
70 Km NW of Sanremo (54807 inhabitants)
80 Km SW of Moncalieri (57294 inhabitants)
87 Km SW of Torino (890529 inhabitants)
95 Km W of Savona (61345 inhabitants)
96 Km SW 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 2.1
M 2.2
1993-03-15
23:53:51
44.34 7.288 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 181589
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-03-15 23:53:51 ± 0.144
Latitude 44.3400 ± 0.0085
Longitude 7.2880 ± 0.0176
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 181589

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) 1688.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 103
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
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) 0.00081
Epicentral distance of station farthest from the epicenter (degree) 0.01959
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitudes information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 181589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:50:25

M:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 181589
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
--.LPL.Z. 1993-03-15T23:54:31.30 10.0 undecidable manual SN 341 1.2321 0.28 0.5
--.LPG.Z. 1993-03-15T23:54:31.10 10.0 undecidable manual SN 342 1.2099 0.6 0.3
--.LMR.Z. 1993-03-15T23:54:28.10 10.0 undecidable manual SN 209 1.1544 -0.81 0.2
--.LRG.Z. 1993-03-15T23:54:27.60 10.0 undecidable manual SN 217 1.11 -0.3 0.5
--.PGF.Z. 1993-03-15T23:54:26.68 10.0 undecidable manual PN 144 2.1756 -0.34 0.8
--.FRF.Z. 1993-03-15T23:54:20.20 10.0 undecidable manual SG 210 0.8991 -1.8 0
--.LPL.Z. 1993-03-15T23:54:14.40 10.0 undecidable manual PN 341 1.2321 0.27 1.3
--.LPG.Z. 1993-03-15T23:54:14.50 10.0 undecidable manual PN 342 1.2099 0.67 0.7
--.LMR.Z. 1993-03-15T23:54:13.20 10.0 undecidable manual PN 209 1.1544 0.29 1.3
--.LRG.Z. 1993-03-15T23:54:12.90 10.0 undecidable manual PN 217 1.11 0.57 0.9
--.FRF.Z. 1993-03-15T23:54:09.20 10.0 undecidable manual PG 210 0.8991 0.27 1.5
--.PCP.Z. 1993-03-15T23:54:09.40 10.0 undecidable manual PG 76 0.9213 -0.13 1.6
--.SBF.Z. 1993-03-15T23:54:07.80 10.0 undecidable manual SG 167 0.4884 -0.83 0.2
--.RSP.Z. 1993-03-15T23:54:06.46 10.0 undecidable manual PG 358 0.8103 -0.74 0.7
--.RRL.Z. 1993-03-15T23:54:04.54 10.0 undecidable manual PG 328 0.6771 -0.27 1.6
--.FIN.Z. 1993-03-15T23:54:04.18 10.0 undecidable manual PG 100 0.666 -0.42 1.4
--.IMI.Z. 1993-03-15T23:54:03.12 10.0 undecidable manual PG 134 0.5994 -0.34 1.5
--.SBF.Z. 1993-03-15T23:54:01.50 10.0 undecidable manual PG 167 0.4884 0.3 1.6
--.BHB.Z. 1993-03-15T23:54:00.34 10.0 undecidable manual PG 357 0.4884 -0.97 0.3
--.ROB.Z. 1993-03-15T23:53:59.96 10.0 undecidable manual PG 94 0.4107 0.02 1.8
--.DOI.Z. 1993-03-15T23:53:58.00 10.0 undecidable manual SG 349 0.1665 -0.32 0.6
--.PZZ.Z. 1993-03-15T23:53:55.98 10.0 undecidable manual PG 321 0.2109 -0.12 1.8
--.ENR.Z. 1993-03-15T23:53:55.26 10.0 undecidable manual PG 140 0.1443 0.37 1.5
--.DOI.Z. 1993-03-15T23:53:55.50 10.0 undecidable manual PG 349 0.1665 0.25 1.6
--.STV.Z. 1993-03-15T23:53:54.70 10.0 undecidable manual PG 161 0.0888 0.77 0.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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