Earthquake with magnitude of Md 3.1 on date 03-08-1993 and time 06:32:08 (Italy) in region 6 km SW Borgo Pace (PU)

A magnitude Md 3.1 earthquake occured in region: 6 km SW Borgo Pace (PU), on

  • 03-08-1993 04:32:08 (UTC)
  • 03-08-1993 06:32:08 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.62, 12.23 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
Borgo Pace PU 6 606 606
Mercatello sul Metauro PU 9 1378 1984
Sansepolcro AR 9 15884 17868
San Giustino PG 10 11297 29165
Badia Tedalda AR 10 1087 30252
Sestino AR 11 1355 31607
Sant'Angelo in Vado PU 15 4133 35740
Belforte all'Isauro PU 16 769 36509
Pieve Santo Stefano AR 16 3183 39692
Citerna PG 17 3531 43223
Anghiari AR 17 5638 48861
Apecchio PU 17 1882 50743
Monterchi AR 18 1757 52500
CittĂ  di Castello PG 19 39913 92413
Piandimeleto PU 19 2167 94580
Carpegna PU 19 1674 96254
Frontino PU 20 293 96547
Casteldelci RN 20 407 96954
Caprese Michelangelo AR 20 1426 98380

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km NE of Arezzo (99543 inhabitants)
56 Km SW of Rimini (147750 inhabitants)
57 Km S of Cesena (96758 inhabitants)
59 Km N of Perugia (166134 inhabitants)
63 Km SW of Pesaro (94582 inhabitants)
68 Km W of Fano (60888 inhabitants)
68 Km S of Forlì (117913 inhabitants)
79 Km SE of Faenza (58541 inhabitants)
80 Km E of Firenze (382808 inhabitants)
80 Km E of Siena (53903 inhabitants)
84 Km NW of Foligno (57155 inhabitants)
86 Km E of Scandicci (50609 inhabitants)
88 Km S of Ravenna (159116 inhabitants)
91 Km SE of Imola (69797 inhabitants)
95 Km E of Prato (191150 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 3.1
ML-VAX 2.1
1993-08-03
04:32:08
43.63 12.23 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 192989
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-08-03 04:32:08 ± 0.16
Latitude 43.63 ± 0.01
Longitude 12.23 ± 0.02
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 192989

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) 2003.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
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) 0.00308
Epicentral distance of station farthest from the epicenter (degree) 0.02687
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitudes information

Md:3.1

Field Value
Value 3.1
Uncertainty
Num. used stations 6
Type of magnitude Md
Reference to an origin 192989
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:01:19

ML:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 6
Type of magnitude ML
Reference to an origin 192989
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. 1993-08-03T04:32:57.72 10.0 undecidable manual PN 7 0.0269 1.45 0.2
--.CKI.Z. 1993-08-03T04:32:54.61 10.0 undecidable manual PN 287 0.0265 -1.08 0.3
--.VOY.Z. 1993-08-03T04:32:52.60 10.0 undecidable manual PN 25 0.024 0.64 0.9
--.MNS.Z. 1993-08-03T04:32:50.70 10.0 undecidable manual SN 165 0.0115 0.02 0.8
--.PII.Z. 1993-08-03T04:32:49.50 10.0 undecidable manual SN 275 0.0111 -0.15 0.8
--.CTI.Z. 1993-08-03T04:32:49.50 10.0 undecidable manual PN 350 0.0221 0.58 1.1
--.BOB.Z. 1993-08-03T04:32:46.47 10.0 undecidable manual PN 300 0.0206 -0.28 1.3
--.AQU.Z. 1993-08-03T04:32:36.40 10.0 undecidable manual PN 145 0.0138 0.19 1.8
--.MNS.Z. 1993-08-03T04:32:33.93 10.0 undecidable manual PN 165 0.0115 1.14 0.8
--.PII.Z. 1993-08-03T04:32:33.14 10.0 undecidable manual PN 275 0.0111 0.94 1.1
--.BDI.Z. 1993-08-03T04:32:33.52 10.0 undecidable manual PN 291 0.0113 1.07 0.9
--.ASS.Z. 1993-08-03T04:32:31.10 10.0 undecidable manual SG 151 0.0057 -0.66 0.5
--.ZC9.Z. 1993-08-03T04:32:30.70 10.0 undecidable manual PN 309 0.0104 -0.39 1.7
--.ARV.Z. 1993-08-03T04:32:27.90 10.0 undecidable manual SG 103 0.0048 -0.36 0.7
--.PGD.Z. 1993-08-03T04:32:25.54 10.0 undecidable manual SG 304 0.004 0.01 0.8
--.SFI.Z. 1993-08-03T04:32:23.29 10.0 undecidable manual SG 315 0.0035 -0.32 0.7
--.ASS.Z. 1993-08-03T04:32:21.54 10.0 undecidable manual PG 151 0.0057 -0.33 1.7
--.RSM.Z. 1993-08-03T04:32:20.23 10.0 undecidable manual SG 27 0.0031 -1.44 0.1
--.ARV.Z. 1993-08-03T04:32:19.15 10.0 undecidable manual PG 103 0.0048 -0.7 1.2
--.PGD.Z. 1993-08-03T04:32:17.73 10.0 undecidable manual PG 304 0.004 -0.54 1.4
--.RSM.Z. 1993-08-03T04:32:16.35 10.0 undecidable manual PG 27 0.0031 0.3 1.9
--.SFI.Z. 1993-08-03T04:32:16.65 10.0 undecidable manual PG 315 0.0035 -0.52 1.5
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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Type Description Link
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