Earthquake with magnitude of Md 3.3 on date 05-06-1988 and time 12:35:22 (Italy) in region 2 km SW Preci (PG)

A magnitude Md 3.3 earthquake occured in region: 2 km SW Preci (PG), on

  • 05-06-1988 10:35:22 (UTC)
  • 05-06-1988 12:35:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.86, 13.02 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
Preci PG 2 724 724
Sellano PG 9 1079 1803
Visso MC 9 1107 2910
Norcia PG 9 4957 7867
Cerreto di Spoleto PG 10 1075 8942
Castelsantangelo sul Nera MC 11 281 9223
Ussita MC 13 444 9667
Monte Cavallo MC 15 145 9812
Cascia PG 16 3217 13029
Vallo di Nera PG 17 364 13393
Poggiodomo PG 18 117 13510

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km E of Foligno (57155 inhabitants)
45 Km NE of Terni (111501 inhabitants)
59 Km E of Perugia (166134 inhabitants)
60 Km W of Teramo (54892 inhabitants)
64 Km NW of L'Aquila (69753 inhabitants)
90 Km NE of Viterbo (67173 inhabitants)
93 Km SW of Ancona (100861 inhabitants)
99 Km N of Guidonia Montecelio (88673 inhabitants)
100 Km W of Montesilvano (53738 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 3.3
ML-VAX 2.4
1988-06-05
10:35:22
42.86 13.03 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 71079
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-06-05 10:35:22 ± 0.167
Latitude 42.86 ± 0.01
Longitude 13.03 ± 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 71079

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) 1617.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 98
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
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) 0.00186
Epicentral distance of station farthest from the epicenter (degree) 0.02995
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

Md:3.3

Field Value
Value 3.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 71079
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:07:18

ML:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 71079
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
--.CTI.Z. 1988-06-05T10:36:16.00 10.0 undecidable manual PN 343 0.03 1.09 0.2
--.AZI.Z. 1988-06-05T10:35:55.50 10.0 undecidable manual SG 160 0.0083 0.63 0.4
--.AM8.Z. 1988-06-05T10:35:52.70 10.0 undecidable manual SG 31 0.0072 1.01 0.3
--.SFI.Z. 1988-06-05T10:35:48.57 10.0 undecidable manual PN 321 0.0121 0.89 0.5
--.PGD.Z. 1988-06-05T10:35:48.75 10.0 undecidable manual PN 317 0.0125 0.54 0.9
--.SDI.Z. 1988-06-05T10:35:47.50 10.0 undecidable manual PN 153 0.0116 0.64 0.8
--.RSM.Z. 1988-06-05T10:35:45.93 10.0 undecidable manual PN 339 0.0103 1.04 0.4
--.RMP.Z. 1988-06-05T10:35:44.63 10.0 undecidable manual PG 193 0.0096 0.71 0.8
--.RDP.Z. 1988-06-05T10:35:44.50 10.0 undecidable manual PN 191 0.0101 -0.11 1.3
--.CRE.Z. 1988-06-05T10:35:43.50 10.0 undecidable manual PN 314 0.0098 -0.62 0.9
--.MC8.Z. 1988-06-05T10:35:42.30 10.0 undecidable manual SG 33 0.0046 0.42 0.8
--.AZI.Z. 1988-06-05T10:35:42.00 10.0 undecidable manual PG 160 0.0083 0.89 0.7
--.MNS.Z. 1988-06-05T10:35:41.86 10.0 undecidable manual SG 208 0.0048 -0.63 0.4
--.AM8.Z. 1988-06-05T10:35:38.50 10.0 negative manual PG 31 0.0072 -0.87 1.4
--.ALP.Z. 1988-06-05T10:35:37.91 10.0 undecidable manual SG 101 0.0036 -0.13 0.9
--.ARV.Z. 1988-06-05T10:35:36.00 10.0 negative manual PG 354 0.0057 0.14 3
--.ASS.Z. 1988-06-05T10:35:34.00 10.0 undecidable manual SG 306 0.003 -1.5 0.1
--.AQU.Z. 1988-06-05T10:35:34.26 10.0 undecidable manual PG 151 0.0052 -0.42 1.3
--.MNS.Z. 1988-06-05T10:35:33.50 10.0 undecidable manual PG 208 0.0048 -0.91 0.7
--.MC8.Z. 1988-06-05T10:35:32.94 10.0 undecidable manual PG 33 0.0046 -0.67 1
--.ALP.Z. 1988-06-05T10:35:30.69 10.0 positive manual PG 101 0.0036 -0.7 1.9
--.SS8.Z. 1988-06-05T10:35:30.87 10.0 undecidable manual SG 45 0.0019 0.29 0.9
--.ASS.Z. 1988-06-05T10:35:29.50 10.0 undecidable manual PG 306 0.003 -0.43 1.3
--.SS8.Z. 1988-06-05T10:35:27.14 10.0 undecidable manual PG 45 0.0019 0.05 3.1
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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