Earthquake with magnitude of Md 1.9 on date 10-08-1986 and time 15:27:13 (UTC) in region 5 km NE Santo Stefano in Aspromonte (RC)

A magnitude Md 1.9 earthquake occured in region: 5 km NE Santo Stefano in Aspromonte (RC), on

  • 10-08-1986 15:27:13 (UTC)
  • 10-08-1986 17:27:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.2080, 15.8070 at 13 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
Santo Stefano in Aspromonte RC 5 1263 1263
Sant'Alessio in Aspromonte RC 6 343 1606
San Roberto RC 6 1750 3356
Laganadi RC 7 413 3769
Sant'Eufemia d'Aspromonte RC 8 4120 7889
Calanna RC 8 934 8823
Bagnara Calabra RC 9 10255 19078
Sinopoli RC 9 2089 21167
Scilla RC 10 4964 26131
Fiumara RC 10 1018 27149
Delianuova RC 11 3352 30501
San Procopio RC 11 534 31035
Scido RC 12 931 31966
MelicuccĂ  RC 13 930 32896
Campo Calabro RC 13 4536 37432
Cosoleto RC 13 859 38291
Cardeto RC 14 1641 39932
Villa San Giovanni RC 15 13784 53716
Santa Cristina d'Aspromonte RC 15 929 54645
Seminara RC 15 2811 57456
Palmi RC 17 18930 76386
Reggio di Calabria RC 18 183035 259421
Oppido Mamertina RC 18 5332 264753
Varapodio RC 20 2160 266913
Roccaforte del Greco RC 20 476 267389

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NE of Reggio di Calabria (183035 inhabitants)
22 Km E of Messina (238439 inhabitants)
87 Km NE of Acireale (52622 inhabitants)
96 Km SW of Lamezia Terme (70714 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 1.9 1986-08-10
15:27:13
38.208 15.807 13 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 32589
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-08-10 15:27:13 ± 0.391
Latitude 38.2080 ± 0.0331
Longitude 15.8070 ± 0.0318
Depth (km) 13 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 32589

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) 4605.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 113
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.00032
Epicentral distance of station farthest from the epicenter (degree) 0.00931
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:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 32589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:33:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CZI.Z. 1986-08-10T15:27:33.50 10.0 undecidable manual PN 14 1.0323 0.34 0.6
--.FE2.Z. 1986-08-10T15:27:25.50 10.0 undecidable manual SG 127 0.2664 1.39 0
--.DR2.Z. 1986-08-10T15:27:22.50 10.0 undecidable manual PG 12 0.444 -0.09 1.3
--.MSI.Z. 1986-08-10T15:27:21.00 10.0 undecidable manual SG 268 0.1887 -0.59 0.4
--.FE2.Z. 1986-08-10T15:27:19.00 10.0 undecidable manual PG 127 0.2664 -0.49 2.1
--.GA2.Z. 1986-08-10T15:27:19.20 10.0 undecidable manual SG 155 0.0333 1.34 0
--.MSI.Z. 1986-08-10T15:27:18.50 10.0 undecidable manual PG 268 0.1887 0.46 1.1
--.GA2.Z. 1986-08-10T15:27:15.50 10.0 undecidable manual PG 155 0.0333 -0.38 2.5
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