Earthquake with magnitude of Md 2.2 on date 29-10-1993 and time 17:20:44 (UTC) in region 5 km NE San Giustino (PG)

A magnitude Md 2.2 earthquake occured in region: 5 km NE San Giustino (PG), on

  • 29-10-1993 17:20:44 (UTC)
  • 29-10-1993 18:20:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5840, 12.2150 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
San Giustino PG 5 11297 11297
Sansepolcro AR 6 15884 27181
Borgo Pace PU 11 606 27787
Mercatello sul Metauro PU 12 1378 29165
Citerna PG 12 3531 32696
Anghiari AR 14 5638 38334
Monterchi AR 14 1757 40091
Badia Tedalda AR 14 1087 41178
CittĂ  di Castello PG 14 39913 81091
Sestino AR 16 1355 82446
Pieve Santo Stefano AR 17 3183 85629
Monte Santa Maria Tiberina PG 17 1183 86812
Apecchio PU 17 1882 88694
Sant'Angelo in Vado PU 18 4133 92827
Caprese Michelangelo AR 20 1426 94253
Belforte all'Isauro PU 20 769 95022

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Arezzo (99543 inhabitants)
55 Km N of Perugia (166134 inhabitants)
60 Km SW of Rimini (147750 inhabitants)
62 Km S of Cesena (96758 inhabitants)
67 Km SW of Pesaro (94582 inhabitants)
71 Km W of Fano (60888 inhabitants)
73 Km S of Forlì (117913 inhabitants)
77 Km E of Siena (53903 inhabitants)
80 Km E of Firenze (382808 inhabitants)
80 Km NW of Foligno (57155 inhabitants)
83 Km SE of Faenza (58541 inhabitants)
85 Km E of Scandicci (50609 inhabitants)
93 Km S of Ravenna (159116 inhabitants)
95 Km SE of Imola (69797 inhabitants)
96 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 2.2 1993-10-29
17:20:44
43.584 12.215 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 199139
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1993-10-29 17:20:44 ± 0.132
Latitude 43.5840 ± 0.0137
Longitude 12.2150 ± 0.0142
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 199139

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) 1900.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 138
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
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) 0.00170
Epicentral distance of station farthest from the epicenter (degree) 0.00542
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 5
Type of magnitude Md
Reference to an origin 199139
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:07:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ASS.Z. 1993-10-29T17:21:05.60 10.0 undecidable manual SG 148 0.5994 -0.09 0.6
--.ARV.Z. 1993-10-29T17:21:04.16 10.0 undecidable manual SG 98 0.5328 0.91 0
--.PGD.Z. 1993-10-29T17:21:01.22 10.0 undecidable manual SG 309 0.4551 0.36 0.4
--.SFI.Z. 1993-10-29T17:20:59.80 10.0 undecidable manual SG 320 0.4107 -0.34 0.4
--.ASS.Z. 1993-10-29T17:20:56.32 10.0 undecidable manual PG 148 0.5994 -0.28 1
--.ARV.Z. 1993-10-29T17:20:55.40 10.0 undecidable manual PG 98 0.5328 -0.15 1.5
--.PGD.Z. 1993-10-29T17:20:53.80 10.0 undecidable manual PG 309 0.4551 -0.01 1.8
--.SFI.Z. 1993-10-29T17:20:52.62 10.0 undecidable manual PG 320 0.4107 -0.36 0.9
--.CRE.Z. 1993-10-29T17:20:52.47 10.0 undecidable manual SG 280 0.1887 0.13 0.7
--.CRE.Z. 1993-10-29T17:20:49.90 10.0 positive manual PG 280 0.1887 0.2 2.9
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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