Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.0 on date 07-03-1994 and time 23:52:07 (UTC) in region 3 km NE Castel di Casio (BO)

A magnitude Md 2.0 earthquake occured in region: 3 km NE Castel di Casio (BO), on

  • 07-03-1994 23:52:07 (UTC)
  • 08-03-1994 00:52:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.1920, 11.0540 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.

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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
Castel di Casio BO 3 3448 3448
Camugnano BO 4 1885 5333
Alto Reno Terme BO 7 6960 12293
Gaggio Montano BO 9 4878 17171
Castiglione dei Pepoli BO 10 5648 22819
Grizzana Morandi BO 11 3916 26735
Sambuca Pistoiese PT 11 1626 28361
Castel d'Aiano BO 11 1906 30267
Vergato BO 11 7639 37906
Montese MO 12 3353 41259
Lizzano in Belvedere BO 13 2212 43471
San Benedetto Val di Sambro BO 15 4315 47786
Vernio PO 17 6060 53846
Zocca MO 18 4719 58565
Cantagallo PO 19 3105 61670
Monzuno BO 20 6328 67998

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NE of Pistoia (90315 inhabitants)
35 Km N of Prato (191150 inhabitants)
41 Km SW of Bologna (386663 inhabitants)
49 Km N of Scandicci (50609 inhabitants)
50 Km NW of Firenze (382808 inhabitants)
52 Km S of Modena (184973 inhabitants)
56 Km W of Imola (69797 inhabitants)
59 Km NE of Lucca (89046 inhabitants)
66 Km SE of Reggio nell'Emilia (171345 inhabitants)
67 Km W of Faenza (58541 inhabitants)
67 Km S of Carpi (70699 inhabitants)
74 Km E of Viareggio (62467 inhabitants)
74 Km NE of Pisa (89158 inhabitants)
75 Km E of Massa (69479 inhabitants)
77 Km E of Carrara (63133 inhabitants)
79 Km W of Forlì (117913 inhabitants)
85 Km SW of Ferrara (133155 inhabitants)
89 Km SE of Parma (192836 inhabitants)
93 Km NE of Livorno (159219 inhabitants)
95 Km W of Ravenna (159116 inhabitants)
95 Km W of Cesena (96758 inhabitants)
98 Km E of La Spezia (93959 inhabitants)
100 Km N of Siena (53903 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 2.0
ML-VAX 1.7 		1994-03-07
23:52:07		 44.192 11.054 10 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 206169
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1994-03-07 23:52:07 ± 0.167
Latitude 44.1920 ± 0.0095
Longitude 11.0540 ± 0.0149
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 206169

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) 1587.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 140
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00146
Epicentral distance of station farthest from the epicenter (degree) 0.00542
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 206169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:14:10

ML:1.7

Field Value
Value 1.7
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 206169
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
--.PII.Z. 1994-03-07T23:52:28.50 10.0 undecidable manual SG 219 0.5994 0.12 0.5
--.PGD.Z. 1994-03-07T23:52:28.33 10.0 undecidable manual SG 123 0.5661 0.95 0
--.GU9.Z. 1994-03-07T23:52:20.30 10.0 undecidable manual SG 295 0.3663 -0.5 0.3
--.PII.Z. 1994-03-07T23:52:20.00 10.0 undecidable manual PG 219 0.5994 0.64 0.4
--.BDI.Z. 1994-03-07T23:52:19.50 10.0 undecidable manual SG 248 0.3552 -0.76 0.1
--.PGD.Z. 1994-03-07T23:52:18.83 10.0 undecidable manual PG 123 0.5661 0.05 1.4
--.MME.Z. 1994-03-07T23:52:17.83 10.0 undecidable manual SG 270 0.2553 0.74 0.1
--.PTF.Z. 1994-03-07T23:52:16.49 10.0 undecidable manual SG 177 0.222 0.09 0.7
--.BDI.Z. 1994-03-07T23:52:15.00 10.0 undecidable manual PG 248 0.3552 0.34 1.3
--.ZC9.Z. 1994-03-07T23:52:14.19 10.0 undecidable manual SG 341 0.1665 -0.17 0.7
--.GU9.Z. 1994-03-07T23:52:14.74 10.0 undecidable manual PG 295 0.3663 -0.23 1.5
--.MME.Z. 1994-03-07T23:52:12.69 10.0 negative manual PG 270 0.2553 -0.14 3.3
--.PTF.Z. 1994-03-07T23:52:12.17 10.0 negative manual PG 177 0.222 -0.27 2.9
--.SEI.Z. 1994-03-07T23:52:12.34 10.0 undecidable manual PG 122 0.2553 -0.57 0.7
--.ZC9.Z. 1994-03-07T23:52:11.72 10.0 undecidable manual PG 341 0.1665 0.46 1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download