Earthquake with magnitude of Md 2.1 on date 19-10-1990 and time 17:40:56 (Italy) in region 4 km NE San Floro (CZ)

A magnitude Md 2.1 earthquake occured in region: 4 km NE San Floro (CZ), on

  • 19-10-1990 16:40:56 (UTC)
  • 19-10-1990 17:40:56 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.8560, 16.5560 at 16 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
San Floro CZ 4 716 716
Borgia CZ 5 7611 8327
Caraffa di Catanzaro CZ 7 1866 10193
Catanzaro CZ 7 90612 100805
Settingiano CZ 8 3124 103929
Squillace CZ 9 3608 107537
Marcellinara CZ 10 2285 109822
Stalettì CZ 10 2433 112255
Tiriolo CZ 11 3870 116125
Amaroni CZ 12 1855 117980
Vallefiorita CZ 12 1771 119751
Girifalco CZ 12 5945 125696
Montauro CZ 12 1732 127428
Cortale CZ 13 2117 129545
Amato CZ 13 835 130380
Miglierina CZ 13 767 131147
Gasperina CZ 14 2160 133307
Simeri Crichi CZ 14 4698 138005
Gimigliano CZ 14 3381 141386
Pentone CZ 15 2113 143499
Soveria Simeri CZ 15 1564 145063
Palermiti CZ 15 1213 146276
Jacurso CZ 15 624 146900
Sellia CZ 15 530 147430
Montepaone CZ 16 5282 152712
Fossato Serralta CZ 16 594 153306
Maida CZ 16 4566 157872
Sellia Marina CZ 17 7513 165385
Centrache CZ 18 401 165786
San Pietro a Maida CZ 18 4200 169986
Pianopoli CZ 18 2589 172575
San Pietro Apostolo CZ 18 1691 174266
Sorbo San Basile CZ 18 809 175075
Petrizzi CZ 18 1131 176206
Taverna CZ 19 2703 178909
Zagarise CZ 19 1647 180556
Soverato CZ 19 9204 189760
Olivadi CZ 19 529 190289
Feroleto Antico CZ 19 2171 192460
Magisano CZ 19 1258 193718
Albi CZ 19 949 194667
Cicala CZ 20 968 195635
Cenadi CZ 20 563 196198

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km SW of Catanzaro (90612 inhabitants)
24 Km SE of Lamezia Terme (70714 inhabitants)
55 Km SE of Cosenza (67546 inhabitants)
55 Km W of Crotone (62178 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 1990-10-19
16:40:56
38.856 16.556 17 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 128969
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-10-19 16:40:56 ± 0.296
Latitude 38.8560 ± 0.0192
Longitude 16.5560 ± 0.0430
Depth (km) 17 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 128969

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) 4291.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00097
Epicentral distance of station farthest from the epicenter (degree) 0.00850
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 128969
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:59:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.TDS.Z. 1990-10-19T16:41:28.50 10.0 undecidable manual SG! 348 0.8214 3.68 0
--.FE2.Z. 1990-10-19T16:41:15.70 10.0 undecidable manual PN 204 0.888 1.59 0.1
--.CSI.Z. 1990-10-19T16:41:14.63 10.0 undecidable manual PN 347 0.9435 -0.23 0.9
--.GA2.Z. 1990-10-19T16:41:13.30 10.0 undecidable manual PN 219 0.888 -0.76 0.5
--.TDS.Z. 1990-10-19T16:41:12.50 10.0 undecidable manual PG 348 0.8214 -0.35 0.9
--.CZI.Z. 1990-10-19T16:41:07.30 10.0 undecidable manual PG 317 0.4884 0.55 0.9
--.DR2.Z. 1990-10-19T16:41:06.55 10.0 undecidable manual PG 246 0.5328 -0.96 0.5
--.GRI.Z. 1990-10-19T16:41:06.50 10.0 undecidable manual SG! 252 0.111 3.33 0
--.RI2.Z. 1990-10-19T16:41:05.55 10.0 negative manual PG 187 0.4329 -0.32 2.2
--.GRI.Z. 1990-10-19T16:41:01.20 10.0 undecidable manual PG 252 0.111 0.85 0.6
--.SE2.Z. 1990-10-19T16:41:01.55 10.0 positive manual PG 40 0.1998 -0.05 2.4
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download