Earthquake with magnitude of Md 2.3 on date 26-03-1998 and time 12:48:52 (Italy) in region 6 km N Sellano (PG)

A magnitude Md 2.3 earthquake occured in region: 6 km N Sellano (PG), on

  • 26-03-1998 11:48:52 (UTC)
  • 26-03-1998 12:48:52 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9440, 12.9070 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
Sellano PG 6 1079 1079
Monte Cavallo MC 10 145 1224
Preci PG 13 724 1948
Cerreto di Spoleto PG 14 1075 3023
Serravalle di Chienti MC 15 1070 4093
Trevi PG 15 8469 12562
Visso MC 15 1107 13669
Pieve Torina MC 16 1458 15127
Foligno PG 17 57155 72282
Campello sul Clitunno PG 17 2442 74724
Valtopina PG 18 1398 76122
Fiordimonte MC 18 202 76324
Ussita MC 19 444 76768
Muccia MC 19 915 77683
Pievebovigliana MC 20 866 78549
Vallo di Nera PG 20 364 78913
Spello PG 20 8645 87558

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km E of Foligno (57155 inhabitants)
46 Km E of Perugia (166134 inhabitants)
48 Km NE of Terni (111501 inhabitants)
72 Km W of Teramo (54892 inhabitants)
77 Km NW of L'Aquila (69753 inhabitants)
88 Km NE of Viterbo (67173 inhabitants)
90 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 2.3
ML-VAX 1.5
1998-03-26
11:48:52
42.944 12.907 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 328379
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1998-03-26 11:48:52 ± 0.191
Latitude 42.9440 ± 0.0090
Longitude 12.9070 ± 0.0184
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 328379

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) 1797.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.00162
Epicentral distance of station farthest from the epicenter (degree) 0.00672
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:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 328379
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:07:47

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 328379
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
--.FB9.Z. 1998-03-26T11:49:19.55 10.0 undecidable manual SG 353 0.7437 -0.3 0.6
--.MNS.Z. 1998-03-26T11:49:13.89 10.0 undecidable manual SG 196 0.5772 -0.48 0.6
--.ARV.Z. 1998-03-26T11:49:12.89 10.0 undecidable manual SG 2 0.5439 -0.59 0.6
--.FB9.Z. 1998-03-26T11:49:08.73 10.0 undecidable manual PG 353 0.7437 0.32 1.6
--.SNTG.Z. 1998-03-26T11:49:05.39 10.0 undecidable manual SG 4 0.3108 0.48 0.7
--.MNS.Z. 1998-03-26T11:49:04.59 10.0 undecidable manual PG 196 0.5772 -0.66 1.2
--.ARV.Z. 1998-03-26T11:49:03.82 10.0 undecidable manual PG 2 0.5439 -0.91 0.8
--.ASS.Z. 1998-03-26T11:49:01.90 10.0 undecidable manual SG 302 0.2109 0.45 0.9
--.NRCA.Z. 1998-03-26T11:49:00.80 10.0 undecidable manual SG 126 0.1776 0.6 0.5
--.SNTG.Z. 1998-03-26T11:48:59.47 10.0 undecidable manual PG 4 0.3108 -0.32 2.2
--.ASS.Z. 1998-03-26T11:48:58.89 10.0 undecidable manual PG 302 0.2109 1.1 0.7
--.NRCA.Z. 1998-03-26T11:48:57.46 10.0 undecidable manual PG 126 0.1776 0.39 1.8
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download