Earthquake with magnitude of Md 3.0 on date 14-08-1998 and time 07:22:37 (Italy) in region 6 km NE Nocera Umbra (PG)

A magnitude Md 3.0 earthquake occured in region: 6 km NE Nocera Umbra (PG), on

  • 14-08-1998 05:22:37 (UTC)
  • 14-08-1998 07:22:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.161, 12.834 at 9 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
Nocera Umbra PG 7 5839 5839
Fiuminata MC 9 1402 7241
Gualdo Tadino PG 9 15208 22449
Sefro MC 10 422 22871
Pioraco MC 13 1134 24005
Valtopina PG 13 1398 25403
Esanatoglia MC 14 2034 27437
Serravalle di Chienti MC 14 1070 28507
Fossato di Vico PG 16 2840 31347
Matelica MC 18 9981 41328
Valfabbrica PG 19 3389 44717
Castelraimondo MC 19 4587 49304
Muccia MC 19 915 50219
Camerino MC 19 6974 57193

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NE of Foligno (57155 inhabitants)
37 Km E of Perugia (166134 inhabitants)
68 Km N of Terni (111501 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
78 Km S of Fano (60888 inhabitants)
84 Km S of Pesaro (94582 inhabitants)
84 Km E of Arezzo (99543 inhabitants)
90 Km NW of Teramo (54892 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 3.0
ML-VAX 1.8
1998-08-14
05:22:37
43.161 12.834 9 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 348059
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1998-08-14 05:22:37 ± 0.133
Latitude 43.1610 ± 0.0074
Longitude 12.8340 ± 0.0142
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 348059

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) 1411.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 108
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
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) 0.00105
Epicentral distance of station farthest from the epicenter (degree) 0.00923
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 348059
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 22:26:01

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 348059
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
--.MNS.Z. 1998-08-14T05:23:05.90 10.0 undecidable manual SG 188 0.007 0.29 0.4
--.CRE.Z. 1998-08-14T05:23:04.69 10.0 undecidable manual SG 305 0.007 -0.22 0.5
--.SFI.Z. 1998-08-14T05:22:58.30 10.0 undecidable manual PG 316 0.0092 0.47 0.7
--.FB9.Z. 1998-08-14T05:22:56.37 10.0 undecidable manual SG 355 0.0048 -0.33 0.5
--.RSM.Z. 1998-08-14T05:22:54.26 10.0 undecidable manual PG 340 0.0073 0.41 0.9
--.CRE.Z. 1998-08-14T05:22:53.97 10.0 undecidable manual PG 305 0.007 0.63 0.5
--.MNS.Z. 1998-08-14T05:22:52.51 10.0 undecidable manual PG 188 0.007 -0.77 0.3
--.NRCA.Z. 1998-08-14T05:22:52.85 10.0 undecidable manual SG 148 0.0034 0.83 0.1
--.ARV.Z. 1998-08-14T05:22:50.74 10.0 undecidable manual SG 13 0.0031 0 0.7
--.FB9.Z. 1998-08-14T05:22:48.30 10.0 undecidable manual PG 355 0.0048 -0.57 0.8
--.NRCA.Z. 1998-08-14T05:22:46.40 10.0 undecidable manual PG 148 0.0034 0.14 1.7
--.ASS.Z. 1998-08-14T05:22:45.20 10.0 undecidable manual SG 233 0.0015 0.54 0.3
--.ARV.Z. 1998-08-14T05:22:44.87 10.0 positive manual PG 13 0.0031 -0.29 2.9
--.SNTG.Z. 1998-08-14T05:22:42.61 10.0 undecidable manual SG 39 0.0011 -0.58 0.3
--.SNTG.Z. 1998-08-14T05:22:41.17 10.0 positive manual PG 39 0.0011 0.37 2.5
--.ASS.Z. 1998-08-14T05:22:41.32 10.0 positive manual PG 233 0.0015 -0.33 2.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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