Earthquake with magnitude of Md 2.7 on date 05-08-1990 and time 08:26:16 (Italy) in region 6 km S Bertinoro (FC)

A magnitude Md 2.7 earthquake occured in region: 6 km S Bertinoro (FC), on

  • 05-08-1990 06:26:16 (UTC)
  • 05-08-1990 08:26:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1, 12.15 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
Bertinoro FC 6 11059 11059
Meldola FC 8 9970 21029
Cesena FC 9 96758 117787
Forlimpopoli FC 10 13290 131077
Montiano FC 13 1716 132793
Predappio FC 13 6346 139139
Longiano FC 15 7126 146265
Roncofreddo FC 15 3386 149651
Gambettola FC 16 10660 160311
Mercato Saraceno FC 16 6886 167197
Sogliano al Rubicone FC 16 3195 170392
Forlì FC 16 117913 288305
Castrocaro Terme e Terra del Sole FC 18 6426 294731
Borghi FC 18 2843 297574
Gatteo FC 19 9068 306642
Civitella di Romagna FC 19 3786 310428
Sarsina FC 20 3446 313874

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km SW of Cesena (96758 inhabitants)
16 Km SE of Forlì (117913 inhabitants)
30 Km SE of Faenza (58541 inhabitants)
34 Km W of Rimini (147750 inhabitants)
36 Km S of Ravenna (159116 inhabitants)
45 Km SE of Imola (69797 inhabitants)
65 Km W of Pesaro (94582 inhabitants)
73 Km NE of Arezzo (99543 inhabitants)
75 Km W of Fano (60888 inhabitants)
78 Km SE of Bologna (386663 inhabitants)
80 Km E of Firenze (382808 inhabitants)
86 Km E of Scandicci (50609 inhabitants)
87 Km E of Prato (191150 inhabitants)
92 Km SE of Ferrara (133155 inhabitants)
100 Km E of Pistoia (90315 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 2.7
M 2.8
1990-08-05
06:26:16
44.1 12.15 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 124319
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-08-05 06:26:16 ± 0.314
Latitude 44.10 ± 0.01
Longitude 12.15 ± 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 124319

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) 2740.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 196
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
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) 0.00259
Epicentral distance of station farthest from the epicenter (degree) 0.06273
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

Md:2.7

Field Value
Value 2.7
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 124319
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:55:31

M:2.8

Field Value
Value 2.8
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 124319
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:42:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.HAU.Z. 1990-08-05T06:28:42.70 10.0 undecidable manual SN 316 0.0504 0.62 0.3
--.BSF.Z. 1990-08-05T06:28:34.80 10.0 undecidable manual SN 316 0.0474 0.72 0.3
--.BGF.Z. 1990-08-05T06:27:59.00 10.0 undecidable manual PN 293 0.0627 -0.6 0.7
--.LOR.Z. 1990-08-05T06:27:54.00 10.0 undecidable manual PN 301 0.0593 -0.34 0.9
--.LBF.Z. 1990-08-05T06:27:51.60 10.0 undecidable manual PN 299 0.0576 -0.1 1.1
--.SMF.Z. 1990-08-05T06:27:51.00 10.0 undecidable manual PN 296 0.0572 -0.12 1.1
--.HAU.Z. 1990-08-05T06:27:40.30 10.0 undecidable manual PN 316 0.0504 -0.45 1
--.CDF.Z. 1990-08-05T06:27:38.30 10.0 undecidable manual PN 323 0.0492 -0.59 0.8
--.BSF.Z. 1990-08-05T06:27:36.20 10.0 undecidable manual PN 316 0.0474 0.07 1.2
--.PGF.Z. 1990-08-05T06:27:35.60 10.0 undecidable manual SN 236 0.0249 1.11 0.2
--.LRG.Z. 1990-08-05T06:27:22.70 10.0 undecidable manual PN 263 0.038 0.92 0.6
--.FRF.Z. 1990-08-05T06:27:20.20 10.0 undecidable manual PN 263 0.0359 1.48 0.2
--.LPG.Z. 1990-08-05T06:27:18.20 10.0 undecidable manual PN 291 0.0366 -1.52 0.2
--.SBF.Z. 1990-08-05T06:27:11.30 10.0 undecidable manual PN 267 0.0305 0.88 0.7
--.PGF.Z. 1990-08-05T06:27:02.60 10.0 undecidable manual PN 236 0.0249 0.88 0.8
--.PII.Z. 1990-08-05T06:26:56.50 10.0 undecidable manual SN! 252 0.011 -1.48 0
--.VOY.Z. 1990-08-05T06:26:53.10 10.0 undecidable manual PN! 31 0.0206 -2.2 0
--.MNS.Z. 1990-08-05T06:26:48.20 10.0 undecidable manual PN 166 0.0158 0.3 1.5
--.PII.Z. 1990-08-05T06:26:40.50 10.0 undecidable manual PN 252 0.011 -0.15 1.6
--.ASS.Z. 1990-08-05T06:26:40.00 10.0 undecidable manual PN 160 0.0098 1.13 0.5
--.MME.Z. 1990-08-05T06:26:38.21 10.0 undecidable manual PG 275 0.0093 0.28 1.5
--.CRE.Z. 1990-08-05T06:26:35.50 10.0 undecidable manual SG 196 0.0045 -0.29 0.6
--.PGD.Z. 1990-08-05T06:26:31.57 10.0 undecidable manual SG 233 0.0033 -0.02 1
--.SR3.Z. 1990-08-05T06:26:30.00 10.0 undecidable manual SG 225 0.0028 0.95 0.4
--.SFI.Z. 1990-08-05T06:26:27.00 10.0 undecidable manual SG 227 0.0026 -1.19 0.2
--.CRE.Z. 1990-08-05T06:26:26.80 10.0 positive manual PG 196 0.0045 -1.04 1.2
--.SR3.Z. 1990-08-05T06:26:24.00 10.0 negative manual PG 225 0.0028 0.05 3.3
--.PGD.Z. 1990-08-05T06:26:24.94 10.0 positive manual PG 233 0.0033 -0.47 2.7
--.SFI.Z. 1990-08-05T06:26:23.38 10.0 positive manual PG 227 0.0026 -0.07 3.3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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