Earthquake with magnitude of Md 2.1 on date 19-10-1990 and time 18:30:17 (Italy) in region 4 km E San Floro (CZ)

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

  • 19-10-1990 17:30:17 (UTC)
  • 19-10-1990 18:30:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 38.8530, 16.5670 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
San Floro CZ 4 716 716
Borgia CZ 5 7611 8327
Catanzaro CZ 7 90612 98939
Caraffa di Catanzaro CZ 8 1866 100805
Settingiano CZ 8 3124 103929
Squillace CZ 9 3608 107537
Stalettì CZ 10 2433 109970
Marcellinara CZ 11 2285 112255
Tiriolo CZ 12 3870 116125
Amaroni CZ 12 1855 117980
Vallefiorita CZ 12 1771 119751
Montauro CZ 12 1732 121483
Girifalco CZ 13 5945 127428
Simeri Crichi CZ 13 4698 132126
Amato CZ 13 835 132961
Miglierina CZ 13 767 133728
Cortale CZ 14 2117 135845
Gasperina CZ 14 2160 138005
Gimigliano CZ 14 3381 141386
Soveria Simeri CZ 14 1564 142950
Pentone CZ 15 2113 145063
Palermiti CZ 15 1213 146276
Sellia CZ 15 530 146806
Montepaone CZ 16 5282 152088
Fossato Serralta CZ 16 594 152682
Jacurso CZ 16 624 153306
Sellia Marina CZ 17 7513 160819
Maida CZ 17 4566 165385
Centrache CZ 18 401 165786
Soverato CZ 18 9204 174990
Zagarise CZ 18 1647 176637
Petrizzi CZ 18 1131 177768
Sorbo San Basile CZ 19 809 178577
Taverna CZ 19 2703 181280
Olivadi CZ 19 529 181809
San Pietro Apostolo CZ 19 1691 183500
Magisano CZ 19 1258 184758
San Pietro a Maida CZ 19 4200 188958
Pianopoli CZ 19 2589 191547
Albi CZ 19 949 192496
Feroleto Antico CZ 20 2171 194667

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km SW of Catanzaro (90612 inhabitants)
25 Km SE of Lamezia Terme (70714 inhabitants)
55 Km W of Crotone (62178 inhabitants)
56 Km SE of Cosenza (67546 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
17:30:17
38.853 16.567 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 129009
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-10-19 17:30:17 ± 0.311
Latitude 38.8530 ± 0.0188
Longitude 16.5670 ± 0.0445
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 129009

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) 4385.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 150
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.00105
Epicentral distance of station farthest from the epicenter (degree) 0.01012
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 129009
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:59:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.TDS.Z. 1990-10-19T17:30:47.66 10.0 undecidable manual SG 347 0.8214 1.84 0
--.MMN.Z. 1990-10-19T17:30:38.20 10.0 undecidable manual PN 336 1.1211 -0.73 0.6
--.CSI.Z. 1990-10-19T17:30:35.20 10.0 undecidable manual PG 347 0.9546 -0.99 0.5
--.FE2.Z. 1990-10-19T17:30:34.62 10.0 undecidable manual PG 204 0.888 -0.47 0.9
--.TDS.Z. 1990-10-19T17:30:33.29 10.0 undecidable manual PG 347 0.8214 -0.52 0.9
--.ROI.Z. 1990-10-19T17:30:31.64 10.0 undecidable manual PG 359 0.7104 -0.17 1.2
--.DR2.Z. 1990-10-19T17:30:27.94 10.0 undecidable manual PG 247 0.5328 -0.5 1.1
--.CZI.Z. 1990-10-19T17:30:27.48 10.0 undecidable manual PG 317 0.4995 -0.21 1.2
--.GRI.Z. 1990-10-19T17:30:27.48 10.0 undecidable manual SG! 255 0.1221 4.37 0
--.RI2.Z. 1990-10-19T17:30:26.58 10.0 undecidable manual PG 188 0.4329 -0.04 2.6
--.GRI.Z. 1990-10-19T17:30:22.57 10.0 undecidable manual PG 255 0.1221 1.88 0.1
--.SE2.Z. 1990-10-19T17:30:22.65 10.0 undecidable manual PG 37 0.1887 0.53 2.1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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