Earthquake with magnitude of Md 2.0 on date 28-03-1998 and time 04:54:01 (UTC) in region 5 km SW Monte Cavallo (MC)

A magnitude Md 2.0 earthquake occured in region: 5 km SW Monte Cavallo (MC), on

  • 28-03-1998 04:54:01 (UTC)
  • 28-03-1998 05:54:01 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9620, 12.9650 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
Monte Cavallo MC 5 145 145
Sellano PG 9 1079 1224
Visso MC 11 1107 2331
Preci PG 11 724 3055
Pieve Torina MC 12 1458 4513
Serravalle di Chienti MC 12 1070 5583
Fiordimonte MC 13 202 5785
Ussita MC 14 444 6229
Pievebovigliana MC 15 866 7095
Muccia MC 15 915 8010
Cerreto di Spoleto PG 16 1075 9085
Castelsantangelo sul Nera MC 17 281 9366
Fiastra MC 18 559 9925
Acquacanina MC 19 121 10046
Trevi PG 20 8469 18515

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km E of Foligno (57155 inhabitants)
50 Km E of Perugia (166134 inhabitants)
52 Km NE of Terni (111501 inhabitants)
69 Km W of Teramo (54892 inhabitants)
77 Km NW of L'Aquila (69753 inhabitants)
86 Km SW of Ancona (100861 inhabitants)
93 Km NE of Viterbo (67173 inhabitants)
98 Km S of Fano (60888 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 2.0 1998-03-28
04:54:01
42.962 12.965 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 328699
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1998-03-28 04:54:01 ± 0.165
Latitude 42.9620 ± 0.0104
Longitude 12.9650 ± 0.0216
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 328699

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) 2107.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 141
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) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00146
Epicentral distance of station farthest from the epicenter (degree) 0.00550
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:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 328699
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:08:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ARV.Z. 1998-03-28T04:54:20.64 10.0 undecidable manual SG 358 0.5328 0.34 0.4
--.SNTG.Z. 1998-03-28T04:54:12.31 10.0 undecidable manual SG 356 0.2886 -0.17 0.7
--.MNS.Z. 1998-03-28T04:54:12.81 10.0 undecidable manual PG 200 0.6105 -0.85 0.3
--.ARV.Z. 1998-03-28T04:54:11.80 10.0 undecidable manual PG 358 0.5328 -0.41 1
--.ASS.Z. 1998-03-28T04:54:11.45 10.0 undecidable manual SG 293 0.2442 0.35 0.6
--.NRCA.Z. 1998-03-28T04:54:08.97 10.0 undecidable manual SG 140 0.1665 0.48 0.4
--.SNTG.Z. 1998-03-28T04:54:07.44 10.0 undecidable manual PG 356 0.2886 -0.26 1.6
--.ASS.Z. 1998-03-28T04:54:07.56 10.0 undecidable manual PG 293 0.2442 0.66 0.7
--.NRCA.Z. 1998-03-28T04:54:05.62 10.0 positive manual PG 140 0.1665 0.23 3.3
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