Earthquake with magnitude of Md 2.4 on date 14-01-1990 and time 07:42:55 (Italy) in region 4 km E Sellano (PG)

A magnitude Md 2.4 earthquake occured in region: 4 km E Sellano (PG), on

  • 14-01-1990 06:42:55 (UTC)
  • 14-01-1990 07:42:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8830, 12.9810 at 4 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
Preci PG 5 724 1803
Cerreto di Spoleto PG 9 1075 2878
Visso MC 10 1107 3985
Monte Cavallo MC 13 145 4130
Norcia PG 14 4957 9087
Castelsantangelo sul Nera MC 14 281 9368
Ussita MC 15 444 9812
Vallo di Nera PG 16 364 10176
Campello sul Clitunno PG 18 2442 12618
Cascia PG 18 3217 15835
Trevi PG 19 8469 24304
Pieve Torina MC 19 1458 25762
Poggiodomo PG 19 117 25879
Fiordimonte MC 19 202 26081

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km E of Foligno (57155 inhabitants)
45 Km NE of Terni (111501 inhabitants)
54 Km E of Perugia (166134 inhabitants)
64 Km W of Teramo (54892 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
88 Km NE of Viterbo (67173 inhabitants)
93 Km SW of Ancona (100861 inhabitants)
100 Km N of Guidonia Montecelio (88673 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 2.4
ML-VAX 1.6
1990-01-14
06:42:55
42.883 12.981 4 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 107869
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1990-01-14 06:42:55 ± 0.178
Latitude 42.8830 ± 0.0079
Longitude 12.9810 ± 0.0119
Depth (km) 4 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 107869

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) 1303.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00162
Epicentral distance of station farthest from the epicenter (degree) 0.01190
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 107869
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:40:25

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 107869
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
--.SDI.Z. 1990-01-14T06:43:21.00 10.0 undecidable manual PN 152 1.3209 0.05 0.9
--.ARV.Z. 1990-01-14T06:43:19.16 10.0 undecidable manual SG 357 0.6105 0.53 0.2
--.MNS.Z. 1990-01-14T06:43:16.50 10.0 undecidable manual SG 204 0.5439 0.16 0.6
--.ALP.Z. 1990-01-14T06:43:12.58 10.0 undecidable manual SG 103 0.444 -0.24 0.9
--.ARV.Z. 1990-01-14T06:43:08.67 10.0 undecidable manual PG 357 0.6105 -0.29 1.2
--.CIO.Z. 1990-01-14T06:43:08.64 10.0 undecidable manual SG 20 0.333 -0.02 1.1
--.MNS.Z. 1990-01-14T06:43:07.62 10.0 undecidable manual PG 204 0.5439 -0.02 1.6
--.ASS.Z. 1990-01-14T06:43:06.98 10.0 undecidable manual SG 306 0.2997 -0.4 0.4
--.ALP.Z. 1990-01-14T06:43:05.10 10.0 undecidable manual PG 103 0.444 -0.51 0.8
--.ASS.Z. 1990-01-14T06:43:03.60 10.0 undecidable manual PG 306 0.2997 0.59 0.6
--.RM8.Z. 1990-01-14T06:43:03.68 10.0 undecidable manual SG 67 0.1776 0.82 0.1
--.CIO.Z. 1990-01-14T06:43:02.76 10.0 undecidable manual PG 20 0.333 -0.45 1.8
--.RM8.Z. 1990-01-14T06:43:00.13 10.0 undecidable manual PG 67 0.1776 0.27 2.8
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