Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.4 on date 10-09-1990 and time 23:36:17 (Italy) in region 5 km NW Cavriago (RE)

A magnitude Md 2.4 earthquake occured in region: 5 km NW Cavriago (RE), on

  • 10-09-1990 21:36:17 (UTC)
  • 10-09-1990 23:36:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.7300, 10.4930 at 5 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Cavriago RE 5 9839 9839
Sant'Ilario d'Enza RE 5 11205 21044
Montecchio Emilia RE 5 10530 31574
Campegine RE 7 5029 36603
Montechiarugolo PR 7 10813 47416
Bibbiano RE 8 10268 57684
Gattatico RE 9 5837 63521
Cadelbosco di Sopra RE 9 10628 74149
Quattro Castella RE 11 13195 87344
Castelnovo di Sotto RE 11 8462 95806
Reggio nell'Emilia RE 12 171345 267151
San Polo d'Enza RE 13 6083 273234
Poviglio RE 13 7311 280545
Traversetolo PR 13 9425 289970
Sorbolo PR 14 9544 299514
Bagnolo in Piano RE 15 9712 309226
Vezzano sul Crostolo RE 15 4259 313485
Albinea RE 15 8860 322345
Parma PR 15 192836 515181
Canossa RE 17 3844 519025
Lesignano de' Bagni PR 18 5028 524053
Brescello RE 19 5617 529670

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km W of Reggio nell'Emilia (171345 inhabitants)
15 Km SE of Parma (192836 inhabitants)
32 Km W of Carpi (70699 inhabitants)
36 Km W of Modena (184973 inhabitants)
58 Km SE of Cremona (71901 inhabitants)
72 Km W of Bologna (386663 inhabitants)
73 Km E of Piacenza (102191 inhabitants)
79 Km NE of Carrara (63133 inhabitants)
82 Km NE of Massa (69479 inhabitants)
87 Km NE of La Spezia (93959 inhabitants)
88 Km SW of Verona (258765 inhabitants)
90 Km W of Ferrara (133155 inhabitants)
93 Km S of Brescia (196480 inhabitants)
95 Km NW of Pistoia (90315 inhabitants)
98 Km N of Viareggio (62467 inhabitants)
98 Km N of Lucca (89046 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 2.4
ML-VAX 2.1 		1990-09-10
21:36:17		 44.73 10.493 5 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 126999
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-09-10 21:36:17 ± 0.157
Latitude 44.7300 ± 0.0102
Longitude 10.4930 ± 0.0478
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 126999

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) 3941.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 153
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) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00494
Epicentral distance of station farthest from the epicenter (degree) 0.01101
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 126999
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:58:07

ML:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 126999
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
--.MDI.Z. 1990-09-10T21:36:57.84 10.0 undecidable manual SN 332 1.1766 0.23 0.5
--.PII.Z. 1990-09-10T21:36:53.50 10.0 undecidable manual SG 178 1.0101 0.61 0.3
--.SAL.Z. 1990-09-10T21:36:48.77 10.0 undecidable manual SG 1 0.8769 0.08 0.7
--.BDI.Z. 1990-09-10T21:36:42.36 10.0 undecidable manual SG 173 0.666 0.29 0.6
--.PGD.Z. 1990-09-10T21:36:41.00 10.0 undecidable manual PN 133 1.221 -0.32 1.2
--.MDI.Z. 1990-09-10T21:36:40.77 10.0 negative manual PN 332 1.1766 0.05 2.9
--.MME.Z. 1990-09-10T21:36:39.27 10.0 undecidable manual SG 164 0.5439 0.9 0.2
--.PII.Z. 1990-09-10T21:36:37.68 10.0 undecidable manual PG 178 1.0101 -0.32 1.3
--.SAL.Z. 1990-09-10T21:36:34.91 10.0 undecidable manual PG 1 0.8769 -0.67 0.8
--.BDI.Z. 1990-09-10T21:36:30.80 10.0 negative manual PG 173 0.666 -0.95 0.8
--.MME.Z. 1990-09-10T21:36:29.45 10.0 undecidable manual PG 164 0.5439 -0.16 1.6
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