Earthquake with magnitude of Md 2.1 on date 05-06-1986 and time 14:31:23 (UTC) in region 1 km S Manta (CN)

A magnitude Md 2.1 earthquake occured in region: 1 km S Manta (CN), on

  • 05-06-1986 14:31:23 (UTC)
  • 05-06-1986 16:31:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.6080, 7.4890 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
Manta CN 1 3787 3787
Verzuolo CN 1 6459 10246
Castellar CN 4 295 10541
Saluzzo CN 5 16960 27501
Costigliole Saluzzo CN 5 3375 30876
Pagno CN 5 585 31461
Piasco CN 5 2774 34235
Lagnasco CN 6 1453 35688
Brondello CN 7 290 35978
Villafalletto CN 8 2925 38903
Rossana CN 8 908 39811
Vottignasco CN 9 537 40348
Isasca CN 9 76 40424
Venasca CN 9 1437 41861
Revello CN 10 4262 46123
Martiniana Po CN 10 734 46857
Busca CN 10 10181 57038
Scarnafigi CN 10 2162 59200
Brossasco CN 11 1084 60284
Gambasca CN 11 371 60655
Rifreddo CN 12 1078 61733
Envie CN 12 2074 63807
Valmala CN 13 52 63859
Tarantasca CN 13 2122 65981
Monasterolo di Savigliano CN 14 1371 67352
Centallo CN 14 6954 74306
Sanfront CN 14 2395 76701
Genola CN 14 2625 79326
Melle CN 14 292 79618
Savigliano CN 14 21441 101059
Ruffia CN 14 367 101426
Torre San Giorgio CN 15 730 102156
Cardè CN 15 1122 103278
Villanova Solaro CN 15 772 104050
Villar San Costanzo CN 16 1547 105597
Frassino CN 17 265 105862
Moretta CN 18 4136 109998
Dronero CN 18 7035 117033
Barge CN 19 7774 124807
Murello CN 19 966 125773
Roccabruna CN 19 1585 127358
Paesana CN 19 2784 130142
Cavallermaggiore CN 19 5533 135675
Villafranca Piemonte TO 19 4729 140404
Fossano CN 20 24739 165143

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km N of Cuneo (56081 inhabitants)
47 Km SW of Moncalieri (57294 inhabitants)
54 Km S of Torino (890529 inhabitants)
65 Km W of Asti (76202 inhabitants)
86 Km W of Savona (61345 inhabitants)
91 Km N of Sanremo (54807 inhabitants)
95 Km W of Alessandria (93943 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 1986-06-05
14:31:23
44.608 7.489 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 28769
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-06-05 14:31:23 ± 1.006
Latitude 44.6080 ± 0.0657
Longitude 7.4890 ± 0.0388
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 28769

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) 7929.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 218
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 1
Epicentral distance of station closest to the epicenter (degree) 0.00178
Epicentral distance of station farthest from the epicenter (degree) 0.00534
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 28769
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:30:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ROB.Z. 1986-06-05T14:31:40.60 10.0 undecidable manual SG 137 0.3996 1.86 0.2
--.STV.Z. 1986-06-05T14:31:36.20 10.0 undecidable manual SG 197 0.3663 -1.36 0.4
--.CK1.Z. 1986-06-05T14:31:34.00 10.0 undecidable manual PG 108 0.5883 -1.75 0.5
--.SOO.Z. 1986-06-05T14:31:34.40 10.0 undecidable manual SG 249 0.2886 -0.61 0.8
--.ROB.Z. 1986-06-05T14:31:33.80 10.0 undecidable manual PG 137 0.3996 1.44 1
--.DA9.Z. 1986-06-05T14:31:32.00 10.0 undecidable manual SG 238 0.1998 -0.05 0.9
--.SOO.Z. 1986-06-05T14:31:31.00 10.0 undecidable manual PG 249 0.2886 0.8 1.7
--.STV.Z. 1986-06-05T14:31:30.70 10.0 undecidable manual PG 197 0.3663 -0.98 1.5
--.DA9.Z. 1986-06-05T14:31:29.00 10.0 undecidable manual PG 238 0.1998 0.5 2
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