Earthquake with magnitude of M 2.1 on date 17-03-1993 and time 05:56:36 (UTC) in region 4 km N Demonte (CN)

A magnitude M 2.1 earthquake occured in region: 4 km N Demonte (CN), on

  • 17-03-1993 05:56:36 (UTC)
  • 17-03-1993 06:56:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.3550, 7.3090 at 11 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 4 2003 2003
Valloriate CN 6 109 2112
Monterosso Grana CN 6 505 2617
Rittana CN 7 109 2726
Moiola CN 8 234 2960
Pradleves CN 8 250 3210
Gaiola CN 8 582 3792
Aisone CN 8 248 4040
Valgrana CN 9 786 4826
Castelmagno CN 10 66 4892
Montemale di Cuneo CN 11 241 5133
Roccasparvera CN 11 741 5874
Bernezzo CN 11 4104 9978
Valdieri CN 11 935 10913
Vinadio CN 12 644 11557
Caraglio CN 12 6836 18393
Vignolo CN 13 2600 20993
Cervasca CN 13 5013 26006
Dronero CN 13 7035 33041
Cartignano CN 14 190 33231
Roccabruna CN 14 1585 34816
Entracque CN 15 774 35590
Roccavione CN 15 2761 38351
Borgo San Dalmazzo CN 15 12468 50819
Roaschia CN 15 107 50926
Villar San Costanzo CN 16 1547 52473
San Damiano Macra CN 16 430 52903
Robilante CN 18 2306 55209
Celle di Macra CN 18 100 55309
Sambuco CN 18 92 55401
Macra CN 19 59 55460
Boves CN 20 9835 65295
Cuneo CN 20 56081 121376

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km W of Cuneo (56081 inhabitants)
70 Km NW of Sanremo (54807 inhabitants)
78 Km SW of Moncalieri (57294 inhabitants)
85 Km SW of Torino (890529 inhabitants)
93 Km SW of Asti (76202 inhabitants)
94 Km W of Savona (61345 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 2.1 1993-03-17
05:56:36
44.355 7.309 11 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 181739
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-03-17 05:56:36 ± 0.202
Latitude 44.3550 ± 0.0141
Longitude 7.3090 ± 0.0224
Depth (km) 11 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 181739

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) 2371.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
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) 0.00089
Epicentral distance of station farthest from the epicenter (degree) 0.01101
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

M:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 181739
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
--.LMR.Z. 1993-03-17T05:57:14.10 10.0 undecidable manual SN 209 1.1655 -0.99 0.1
--.LRG.Z. 1993-03-17T05:57:14.30 10.0 undecidable manual SN 217 1.1211 0.21 0.5
--.FRF.Z. 1993-03-17T05:57:06.70 10.0 undecidable manual SG 211 0.9213 -1.85 0
--.LPL.Z. 1993-03-17T05:57:01.10 10.0 undecidable manual PN 340 1.221 1.32 0
--.LMR.Z. 1993-03-17T05:56:59.50 10.0 undecidable manual PN 209 1.1655 0.54 0.8
--.LPG.Z. 1993-03-17T05:56:59.60 10.0 undecidable manual PN 341 1.1988 0.13 1.3
--.LRG.Z. 1993-03-17T05:56:58.80 10.0 undecidable manual PN 217 1.1211 0.42 1
--.FRF.Z. 1993-03-17T05:56:55.80 10.0 undecidable manual PG 211 0.9213 0.61 0.8
--.PCP.Z. 1993-03-17T05:56:54.64 10.0 undecidable manual PG 77 0.8991 -0.09 1.5
--.SBF.Z. 1993-03-17T05:56:53.80 10.0 undecidable manual SG 169 0.4995 -1.06 0.1
--.FIN.Z. 1993-03-17T05:56:50.15 10.0 undecidable manual PG 102 0.6549 -0.12 1.6
--.IMI.Z. 1993-03-17T05:56:48.86 10.0 undecidable manual PG 136 0.5994 -0.48 1.2
--.SBF.Z. 1993-03-17T05:56:47.30 10.0 undecidable manual PG 169 0.4995 0.02 1.7
--.BHB.Z. 1993-03-17T05:56:46.70 10.0 undecidable manual PG 356 0.4773 -0.87 0.5
--.ROB.Z. 1993-03-17T05:56:45.77 10.0 undecidable manual PG 97 0.3996 0.2 1.6
--.PZZ.Z. 1993-03-17T05:56:42.00 10.0 undecidable manual PG 315 0.2109 0.04 1.7
--.ENR.Z. 1993-03-17T05:56:41.18 10.0 undecidable manual PG 148 0.1443 0.33 1.4
--.STV.Z. 1993-03-17T05:56:40.63 10.0 undecidable manual PG 171 0.0999 0.57 1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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