Earthquake with magnitude of Md 2.8 on date 19-01-1990 and time 13:46:16 (Italy) in region 4 km E Bagnacavallo (RA)

A magnitude Md 2.8 earthquake occured in region: 4 km E Bagnacavallo (RA), on

  • 19-01-1990 12:46:16 (UTC)
  • 19-01-1990 13:46:16 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.42, 12.02 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Bagnacavallo RA 4 16739 16739
Russi RA 6 12247 28986
Fusignano RA 7 8222 37208
Cotignola RA 8 7474 44682
Lugo RA 9 32390 77072
Alfonsine RA 9 12038 89110
Sant'Agata sul Santerno RA 13 2862 91972
Ravenna RA 14 159116 251088
Massa Lombarda RA 16 10653 261741
Solarolo RA 16 4488 266229
Bagnara di Romagna RA 16 2429 268658
Mordano BO 17 4760 273418
Conselice RA 18 9856 283274
Faenza RA 19 58541 341815

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km W of Ravenna (159116 inhabitants)
19 Km NE of Faenza (58541 inhabitants)
22 Km N of Forlì (117913 inhabitants)
26 Km E of Imola (69797 inhabitants)
36 Km NW of Cesena (96758 inhabitants)
54 Km E of Bologna (386663 inhabitants)
56 Km SE of Ferrara (133155 inhabitants)
59 Km NW of Rimini (147750 inhabitants)
74 Km S of Rovigo (51867 inhabitants)
90 Km E of Modena (184973 inhabitants)
91 Km NW of Pesaro (94582 inhabitants)
95 Km NE of Firenze (382808 inhabitants)
95 Km NE of Prato (191150 inhabitants)
98 Km E of Carpi (70699 inhabitants)
100 Km NE of Scandicci (50609 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
Rev 1000 Md 2.8
ML-VAX 2.3
1990-01-19
12:46:16
44.42 12.02 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 108179
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-01-19 12:46:16 ± 0.236
Latitude 44.42 ± 0.01
Longitude 12.02 ± 0.03
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 108179

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) 2663.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00478
Epicentral distance of station farthest from the epicenter (degree) 0.02007
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

Md:2.8

Field Value
Value 2.8
Uncertainty
Num. used stations 8
Type of magnitude Md
Reference to an origin 108179
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:40:42

ML:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 8
Type of magnitude ML
Reference to an origin 108179
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 Takeoff_angle Residual Weight
--.FVI.Z. 1990-01-19T12:47:21.37 10.0 undecidable manual SN 13 0.0201 -0.13 0.6
--.BOB.Z. 1990-01-19T12:47:13.13 10.0 undecidable manual SN 281 0.0168 0.44 0.6
--.CTI.Z. 1990-01-19T12:47:07.00 10.0 undecidable manual SN 350 0.0147 -0.48 0.6
--.ASS.Z. 1990-01-19T12:47:01.62 10.0 undecidable manual SN 161 0.0129 -0.9 0.4
--.ARV.Z. 1990-01-19T12:46:56.20 10.0 undecidable manual SN 143 0.0102 0.73 0.5
--.BDI.Z. 1990-01-19T12:46:54.31 10.0 undecidable manual SN 250 0.0097 0.2 0.8
--.FVI.Z. 1990-01-19T12:46:53.22 10.0 undecidable manual PN 13 0.0201 -0.83 0.9
--.MME.Z. 1990-01-19T12:46:52.20 10.0 undecidable manual SG 256 0.0087 1.39 0.2
--.BOB.Z. 1990-01-19T12:46:50.70 10.0 undecidable manual PN? 281 0.0168 1.73 0.1
--.CTI.Z. 1990-01-19T12:46:45.40 10.0 undecidable manual PN 350 0.0147 -0.56 1.4
--.ASS.Z. 1990-01-19T12:46:43.80 10.0 undecidable manual PN 161 0.0129 -0.01 1.8
--.CIO.Z. 1990-01-19T12:46:43.96 10.0 undecidable manual PN 146 0.0132 0.37 1.7
--.ARV.Z. 1990-01-19T12:46:40.25 10.0 undecidable manual PN 143 0.0102 1.23 0.7
--.BDI.Z. 1990-01-19T12:46:38.59 10.0 undecidable manual PN 250 0.0097 0.35 1.8
--.MME.Z. 1990-01-19T12:46:36.74 10.0 undecidable manual PG 256 0.0087 0.51 1.6
--.SFI.Z. 1990-01-19T12:46:36.88 10.0 undecidable manual SG 193 0.0048 0.32 0.7
--.RSM.Z. 1990-01-19T12:46:30.36 10.0 undecidable manual PG 147 0.0052 1.34 0.6
--.PGD.Z. 1990-01-19T12:46:28.70 10.0 positive manual PG 201 0.0053 -1.05 1.8
--.SFI.Z. 1990-01-19T12:46:27.20 10.0 negative manual PG 193 0.0048 -0.91 2.2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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