Earthquake with magnitude of Md 2.5 on date 08-06-1998 and time 00:05:54 (Italy) in region 3 km N Visso (MC)

A magnitude Md 2.5 earthquake occured in region: 3 km N Visso (MC), on

  • 07-06-1998 22:05:54 (UTC)
  • 08-06-1998 00:05:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9550, 13.0890 at 21 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
Visso MC 3 1107 1107
Ussita MC 4 444 1551
Monte Cavallo MC 8 145 1696
Castelsantangelo sul Nera MC 9 281 1977
Fiordimonte MC 9 202 2179
Preci PG 9 724 2903
Pieve Torina MC 11 1458 4361
Fiastra MC 11 559 4920
Acquacanina MC 11 121 5041
Pievebovigliana MC 12 866 5907
Bolognola MC 12 142 6049
Muccia MC 15 915 6964
Sellano PG 15 1079 8043
Serravalle di Chienti MC 17 1070 9113
Norcia PG 18 4957 14070
Sarnano MC 20 3264 17334

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km E of Foligno (57155 inhabitants)
57 Km NE of Terni (111501 inhabitants)
59 Km E of Perugia (166134 inhabitants)
60 Km NW of Teramo (54892 inhabitants)
72 Km NW of L'Aquila (69753 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
99 Km S of Fano (60888 inhabitants)
100 Km NW of Montesilvano (53738 inhabitants)
100 Km NE of Viterbo (67173 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 2.5
ML-VAX 1.5
1998-06-07
22:05:54
42.955 13.089 21 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 341709
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1998-06-07 22:05:54 ± 0.377
Latitude 42.9550 ± 0.0135
Longitude 13.0890 ± 0.0480
Depth (km) 21 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 341709

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) 4181.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 175
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
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) 0.00283
Epicentral distance of station farthest from the epicenter (degree) 0.00955
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 341709
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:20:05

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 341709
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
--.CRE.Z. 1998-06-07T22:06:17.51 10.0 undecidable manual PN! 309 1.0656 3.54 0
--.MNS.Z. 1998-06-07T22:06:17.27 10.0 undecidable manual SG 207 0.6327 -0.22 0.6
--.FB9.Z. 1998-06-07T22:06:10.32 10.0 undecidable manual PN 342 0.7659 0.34 1.1
--.ASS.Z. 1998-06-07T22:06:08.83 10.0 undecidable manual SG 288 0.333 0.81 0.3
--.AQU.Z. 1998-06-07T22:06:08.82 10.0 undecidable manual PG 158 0.6327 1.02 0.4
--.MNS.Z. 1998-06-07T22:06:07.10 10.0 positive manual PG 207 0.6327 -0.71 1.5
--.SNTG.Z. 1998-06-07T22:06:07.56 10.0 undecidable manual SG 339 0.3108 0.09 0.6
--.ASS.Z. 1998-06-07T22:06:02.69 10.0 positive manual PG 288 0.333 0.34 2.7
--.SNTG.Z. 1998-06-07T22:06:01.34 10.0 positive manual PG 339 0.3108 -0.68 1.8
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