Earthquake with magnitude of Md 2.3 on date 12-11-1991 and time 23:41:44 (UTC) in region 2 km W Baiso (RE)

A magnitude Md 2.3 earthquake occured in region: 2 km W Baiso (RE), on

  • 12-11-1991 23:41:44 (UTC)
  • 13-11-1991 00:41:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.4980, 10.5810 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
Baiso RE 2 3315 3315
Casina RE 7 4504 7819
Viano RE 7 3374 11193
Carpineti RE 7 4064 15257
Prignano sulla Secchia MO 11 3747 19004
Vezzano sul Crostolo RE 12 4259 23263
Castellarano RE 12 15232 38495
Toano RE 14 4463 42958
Albinea RE 14 8860 51818
Scandiano RE 14 25483 77301
Castelnovo ne' Monti RE 16 10465 87766
Montefiorino MO 16 2203 89969
Casalgrande RE 16 19310 109279
Sassuolo MO 17 40853 150132
Canossa RE 17 3844 153976
Villa Minozzo RE 17 3750 157726
Quattro Castella RE 18 13195 170921
Serramazzoni MO 19 8282 179203
Fiorano Modenese MO 19 17160 196363
San Polo d'Enza RE 19 6083 202446
Vetto RE 19 1860 204306

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km S of Reggio nell'Emilia (171345 inhabitants)
32 Km SW of Modena (184973 inhabitants)
39 Km SE of Parma (192836 inhabitants)
40 Km SW of Carpi (70699 inhabitants)
60 Km W of Bologna (386663 inhabitants)
61 Km NE of Carrara (63133 inhabitants)
62 Km NE of Massa (69479 inhabitants)
68 Km NW of Pistoia (90315 inhabitants)
73 Km N of Lucca (89046 inhabitants)
74 Km NE of La Spezia (93959 inhabitants)
75 Km NE of Viareggio (62467 inhabitants)
80 Km NW of Prato (191150 inhabitants)
83 Km SE of Cremona (71901 inhabitants)
88 Km N of Pisa (89158 inhabitants)
90 Km W of Ferrara (133155 inhabitants)
92 Km W of Imola (69797 inhabitants)
93 Km SE of Piacenza (102191 inhabitants)
95 Km NW of Scandicci (50609 inhabitants)
97 Km NW of Firenze (382808 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 1.6
1991-11-12
23:41:44
44.498 10.581 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 153249
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1991-11-12 23:41:44 ± 0.967
Latitude 44.4980 ± 0.0422
Longitude 10.5810 ± 0.0752
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 153249

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) 7588.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 304
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) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00283
Epicentral distance of station farthest from the epicenter (degree) 0.01182
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 153249
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:23:01

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 2
Type of magnitude ML
Reference to an origin 153249
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
--.CRE.Z. 1991-11-12T23:42:26.00 10.0 undecidable manual SN 131 1.3098 -0.41 0.6
--.SFI.Z. 1991-11-12T23:42:22.00 10.0 undecidable manual SN 122 1.0767 1.16 0.2
--.CRE.Z. 1991-11-12T23:42:09.00 10.0 undecidable manual PN 131 1.3098 0.27 1.6
--.SFI.Z. 1991-11-12T23:42:04.44 10.0 undecidable manual PN 122 1.0767 -1.08 0.7
--.BDI.Z. 1991-11-12T23:41:59.16 10.0 undecidable manual SG 178 0.4329 -1.3 0.2
--.MME.Z. 1991-11-12T23:41:56.68 10.0 undecidable manual SG 164 0.3108 0.05 0.9
--.BDI.Z. 1991-11-12T23:41:54.70 10.0 undecidable manual PG 178 0.4329 0.32 2.1
--.MME.Z. 1991-11-12T23:41:52.23 10.0 undecidable manual PG 164 0.3108 0.7 1.5
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