Earthquake with magnitude of Md 2.0 on date 28-01-1998 and time 07:09:11 (Italy) in region 4 km NW Sellano (PG)

A magnitude Md 2.0 earthquake occured in region: 4 km NW Sellano (PG), on

  • 28-01-1998 06:09:11 (UTC)
  • 28-01-1998 07:09:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9170, 12.8980 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
Sellano PG 4 1079 1079
Cerreto di Spoleto PG 11 1075 2154
Monte Cavallo MC 12 145 2299
Preci PG 12 724 3023
Trevi PG 13 8469 11492
Campello sul Clitunno PG 15 2442 13934
Visso MC 16 1107 15041
Foligno PG 16 57155 72196
Vallo di Nera PG 17 364 72560
Serravalle di Chienti MC 18 1070 73630
Pieve Torina MC 19 1458 75088
Valtopina PG 20 1398 76486
Ussita MC 20 444 76930

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km E of Foligno (57155 inhabitants)
45 Km NE of Terni (111501 inhabitants)
47 Km E of Perugia (166134 inhabitants)
72 Km W of Teramo (54892 inhabitants)
75 Km NW of L'Aquila (69753 inhabitants)
85 Km NE of Viterbo (67173 inhabitants)
93 Km SW of Ancona (100861 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 1998-01-28
06:09:11
42.917 12.898 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 321639
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1998-01-28 06:09:11 ± 0.076
Latitude 42.9170 ± 0.0054
Longitude 12.8980 ± 0.0077
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 321639

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) 867.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 112
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00154
Epicentral distance of station farthest from the epicenter (degree) 0.00494
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 321639
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:01:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SNTG.Z. 1998-01-28T06:09:24.14 10.0 undecidable manual SG 5 0.333 0.01 0.6
--.MNS.Z. 1998-01-28T06:09:22.59 10.0 undecidable manual PG 196 0.5439 -0.13 0.8
--.ASS.Z. 1998-01-28T06:09:20.67 10.0 undecidable manual SG 309 0.222 0.01 0.7
--.NRCA.Z. 1998-01-28T06:09:19.11 10.0 undecidable manual SG 117 0.1665 0.15 0.4
--.SNTG.Z. 1998-01-28T06:09:18.36 10.0 undecidable manual PG 5 0.333 -0.36 0.4
--.ASS.Z. 1998-01-28T06:09:16.98 10.0 undecidable manual PG 309 0.222 0.27 0.6
--.NRCA.Z. 1998-01-28T06:09:15.74 10.0 positive manual PG 117 0.1665 0.01 3.5
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