Earthquake with magnitude of Md 3.6 on date 24-02-1998 and time 13:32:15 (Italy) in region 2 km NW Sellano (PG)

A magnitude Md 3.6 earthquake occured in region: 2 km NW Sellano (PG), on

  • 24-02-1998 12:32:15 (UTC)
  • 24-02-1998 13:32:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.901, 12.911 at 3 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 2 1079 1079
Cerreto di Spoleto PG 9 1075 2154
Preci PG 11 724 2878
Monte Cavallo MC 13 145 3023
Trevi PG 14 8469 11492
Campello sul Clitunno PG 14 2442 13934
Visso MC 15 1107 15041
Vallo di Nera PG 15 364 15405
Foligno PG 18 57155 72560
Norcia PG 19 4957 77517
Ussita MC 19 444 77961
Serravalle di Chienti MC 19 1070 79031
Sant'Anatolia di Narco PG 20 564 79595
Pieve Torina MC 20 1458 81053
Castelsantangelo sul Nera MC 20 281 81334

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km E of Foligno (57155 inhabitants)
43 Km NE of Terni (111501 inhabitants)
48 Km E of Perugia (166134 inhabitants)
70 Km W of Teramo (54892 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
85 Km NE of Viterbo (67173 inhabitants)
94 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 3.6
ML-VAX 3.1
1998-02-24
12:32:15
42.901 12.911 3 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 323739
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1998-02-24 12:32:15 ± 0.356
Latitude 42.9010 ± 0.0145
Longitude 12.9110 ± 0.0225
Depth (km) 3 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 323739

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) 2441.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
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) 0.00113
Epicentral distance of station farthest from the epicenter (degree) 0.03764
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

Md:3.6

Field Value
Value 3.6
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 323739
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:03:31

ML:3.1

Field Value
Value 3.1
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 323739
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
--.VAI.Z. 1998-02-24T12:33:19.30 10.0 undecidable manual PN 316 0.0376 -0.66 0.7
--.BR9.Z. 1998-02-24T12:33:18.76 10.0 undecidable manual PN 334 0.036 1.33 0.2
--.MU9.Z. 1998-02-24T12:33:02.21 10.0 undecidable manual PN 137 0.0258 0.28 1.2
--.SGO.Z. 1998-02-24T12:33:02.16 10.0 undecidable manual PN 141 0.0265 -0.75 0.8
--.EB9.Z. 1998-02-24T12:32:55.32 10.0 undecidable manual PN 310 0.0212 0.45 1.2
--.FG5.Z. 1998-02-24T12:32:54.78 10.0 undecidable manual PN 132 0.0214 -0.4 1.3
--.PSB1.Z. 1998-02-24T12:32:53.81 10.0 undecidable manual PN 139 0.0197 1.25 0.4
--.DSB1.Z. 1998-02-24T12:32:53.71 10.0 undecidable manual PN 135 0.02 0.69 1
--.GU9.Z. 1998-02-24T12:32:53.94 10.0 undecidable manual PN 311 0.0199 0.99 0.7
--.SMB1.Z. 1998-02-24T12:32:50.80 10.0 undecidable manual PN 137 0.0181 0.65 1.1
--.PII.Z. 1998-02-24T12:32:49.15 10.0 undecidable manual PN 296 0.0172 0.3 1.5
--.FG2.Z. 1998-02-24T12:32:49.99 10.0 undecidable manual PN 122 0.0179 0.18 1.6
--.MAB1.Z. 1998-02-24T12:32:49.15 10.0 undecidable manual PN 143 0.0181 -1.05 0.6
--.CSNT.Z. 1998-02-24T12:32:40.50 10.0 undecidable manual PN 296 0.0117 0.01 1.8
--.SFI.Z. 1998-02-24T12:32:39.50 10.0 undecidable manual PN 322 0.0113 -0.36 1.6
--.ARV.Z. 1998-02-24T12:32:37.50 10.0 undecidable manual SG 2 0.0053 -0.29 0.7
--.CRE.Z. 1998-02-24T12:32:35.50 10.0 undecidable manual PG 316 0.009 -0.3 1.7
--.MNS.Z. 1998-02-24T12:32:35.50 10.0 undecidable manual SG 198 0.0049 -0.51 0.6
--.SNTG.Z. 1998-02-24T12:32:28.00 10.0 undecidable manual SG 3 0.0032 -1.06 0.3
--.MNS.Z. 1998-02-24T12:32:26.50 10.0 undecidable manual PG 198 0.0049 -0.79 1.1
--.ARV.Z. 1998-02-24T12:32:26.75 10.0 undecidable manual PG 2 0.0053 -1.56 0.2
--.ASS.Z. 1998-02-24T12:32:25.00 10.0 undecidable manual SG 310 0.0022 -0.01 0.7
--.SNTG.Z. 1998-02-24T12:32:22.50 10.0 undecidable manual PG 3 0.0032 -0.77 1.1
--.CLF9.Z. 1998-02-24T12:32:22.41 10.0 undecidable manual SG 5 0.0011 1.81 0
--.ASS.Z. 1998-02-24T12:32:21.00 10.0 undecidable manual PG 310 0.0022 0.07 1.8
--.CLF9.Z. 1998-02-24T12:32:18.51 10.0 undecidable manual PG 5 0.0011 0.13 1.8
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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