Earthquake with magnitude of Md 2.3 on date 02-08-1987 and time 21:02:57 (Italy) in region 4 km SW Ciminà (RC)

A magnitude Md 2.3 earthquake occured in region: 4 km SW Ciminà (RC), on

  • 02-08-1987 19:02:57 (UTC)
  • 02-08-1987 21:02:57 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 38.2240, 16.1010 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
Ciminà RC 5 568 568
Platì RC 5 3812 4380
Careri RC 5 2360 6740
Benestare RC 5 2556 9296
Ardore RC 7 5088 14384
Antonimina RC 7 1317 15701
Sant'Ilario dello Ionio RC 8 1377 17078
Portigliola RC 9 1201 18279
San Luca RC 9 3881 22160
Bovalino RC 11 8905 31065
Molochio RC 11 2564 33629
Gerace RC 12 2652 36281
Santa Cristina d'Aspromonte RC 12 929 37210
Oppido Mamertina RC 13 5332 42542
Canolo RC 14 746 43288
Terranova Sappo Minulio RC 14 523 43811
Casignana RC 14 759 44570
Agnana Calabra RC 14 562 45132
Varapodio RC 14 2160 47292
Locri RC 14 12504 59796
Sant'Agata del Bianco RC 15 592 60388
Caraffa del Bianco RC 15 539 60927
Cittanova RC 15 10410 71337
Scido RC 15 931 72268
Bianco RC 16 4273 76541
Delianuova RC 16 3352 79893
Cosoleto RC 16 859 80752
Taurianova RC 16 15636 96388
Samo RC 17 809 97197
Siderno RC 18 18191 115388
San Giorgio Morgeto RC 18 3058 118446
Africo RC 19 3075 121521
San Procopio RC 20 534 122055
Mammola RC 20 2847 124902

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Reggio di Calabria (183035 inhabitants)
48 Km E of Messina (238439 inhabitants)
86 Km S of Lamezia Terme (70714 inhabitants)
87 Km SW of Catanzaro (90612 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 2.3
ML-VAX 1.5
1987-08-02
19:02:57
38.224 16.101 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 53259
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1987-08-02 19:02:57 ± 0.304
Latitude 38.2240 ± 0.0235
Longitude 16.1010 ± 0.0280
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 53259

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) 3584.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
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) 0.00138
Epicentral distance of station farthest from the epicenter (degree) 0.01028
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 53259
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:51:22

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 2
Type of magnitude ML
Reference to an origin 53259
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MNO.Z. 1987-08-02T19:03:35.00 10.0 undecidable manual SN 255 1.1433 0.25 0.5
--.MNO.Z. 1987-08-02T19:03:18.50 10.0 undecidable manual PN 255 1.1433 -0.33 1.1
--.ATN.Z. 1987-08-02T19:03:16.64 10.0 undecidable manual SG 262 0.4995 1.41 0
--.ATN.Z. 1987-08-02T19:03:06.96 10.0 undecidable manual PG 262 0.4995 -0.59 1.2
--.SO9.Z. 1987-08-02T19:03:05.60 10.0 undecidable manual SG 193 0.1554 1.07 0.2
--.RI2.Z. 1987-08-02T19:03:05.20 10.0 undecidable manual PG 56 0.3552 0.39 1.6
--.FE2.Z. 1987-08-02T19:03:01.20 10.0 undecidable manual PG 183 0.1776 -0.4 1.6
--.SO9.Z. 1987-08-02T19:03:00.74 10.0 undecidable manual PG 193 0.1554 -0.32 1.8
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