Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.4 on date 16-11-1993 and time 18:42:07 (UTC) in region 10 km N Mercato Saraceno (FC)

A magnitude Md 2.4 earthquake occured in region: 10 km N Mercato Saraceno (FC), on

  • 16-11-1993 18:42:07 (UTC)
  • 16-11-1993 19:42:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.0430, 12.1660 at 8 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
Mercato Saraceno FC 10 6886 6886
Sogliano al Rubicone FC 12 3195 10081
Montiano FC 12 1716 11797
Bertinoro FC 12 11059 22856
Roncofreddo FC 12 3386 26242
Cesena FC 12 96758 123000
Meldola FC 13 9970 132970
Longiano FC 13 7126 140096
Sarsina FC 14 3446 143542
Borghi FC 15 2843 146385
Predappio FC 16 6346 152731
Forlimpopoli FC 16 13290 166021
Gambettola FC 16 10660 176681
Talamello RN 18 1104 177785
Civitella di Romagna FC 19 3786 181571
Poggio Torriana RN 19 5135 186706
Novafeltria RN 19 7164 193870
Gatteo FC 19 9068 202938
Savignano sul Rubicone FC 20 17766 220704
Sant'Agata Feltria RN 20 2151 222855

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km SW of Cesena (96758 inhabitants)
22 Km SE of Forlì (117913 inhabitants)
32 Km W of Rimini (147750 inhabitants)
35 Km SE of Faenza (58541 inhabitants)
42 Km S of Ravenna (159116 inhabitants)
50 Km SE of Imola (69797 inhabitants)
62 Km W of Pesaro (94582 inhabitants)
68 Km NE of Arezzo (99543 inhabitants)
72 Km W of Fano (60888 inhabitants)
79 Km E of Firenze (382808 inhabitants)
83 Km SE of Bologna (386663 inhabitants)
85 Km E of Scandicci (50609 inhabitants)
87 Km E of Prato (191150 inhabitants)
98 Km SE of Ferrara (133155 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 2.0 		1993-11-16
18:42:07		 44.043 12.166 8 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 200479
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-11-16 18:42:07 ± 0.385
Latitude 44.0430 ± 0.0261
Longitude 12.1660 ± 0.0131
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 200479

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) 3084.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 207
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00210
Epicentral distance of station farthest from the epicenter (degree) 0.01101
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:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 200479
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:08:26

ML:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 2
Type of magnitude ML
Reference to an origin 200479
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
--.ARV.Z. 1993-11-16T18:42:34.61 10.0 undecidable manual SG 133 0.777 0.04 0.5
--.PII.Z. 1993-11-16T18:42:30.39 10.0 undecidable manual PN 255 1.221 0 1
--.BDI.Z. 1993-11-16T18:42:28.98 10.0 undecidable manual PN 271 1.1211 -0.06 1
--.CRE.Z. 1993-11-16T18:42:23.11 10.0 undecidable manual SG 200 0.444 -0.83 0.1
--.ARV.Z. 1993-11-16T18:42:22.74 10.0 undecidable manual PG 133 0.777 -0.28 1
--.PGD.Z. 1993-11-16T18:42:21.69 10.0 undecidable manual SG 242 0.3552 0.62 0.2
--.SR3.E. 1993-11-16T18:42:20.00 10.0 undecidable manual SG 236 0.2886 1.28 0
--.CRE.Z. 1993-11-16T18:42:17.00 10.0 positive manual PG 200 0.444 0.11 3.2
--.SFI.Z. 1993-11-16T18:42:17.36 10.0 undecidable manual SG 239 0.2553 -0.6 0.2
--.RSM.Z. 1993-11-16T18:42:16.85 10.0 undecidable manual SG 119 0.2331 0.09 0.6
--.SR3.Z. 1993-11-16T18:42:14.00 10.0 negative manual PG 236 0.2886 0.13 3.1
--.PGD.Z. 1993-11-16T18:42:14.78 10.0 undecidable manual PG 242 0.3552 -0.45 0.8
--.RSM.Z. 1993-11-16T18:42:13.18 10.0 undecidable manual PG 119 0.2331 0.44 0.9
--.SFI.Z. 1993-11-16T18:42:13.24 10.0 undecidable manual PG 239 0.2553 -0.2 1.4
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