Earthquake with magnitude of Md 2.1 on date 14-12-1997 and time 13:16:19 (UTC) in region 5 km NE Costacciaro (PG)

A magnitude Md 2.1 earthquake occured in region: 5 km NE Costacciaro (PG), on

  • 14-12-1997 13:16:19 (UTC)
  • 14-12-1997 14:16:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3980, 12.7490 at 50 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
Costacciaro PG 5 1216 1216
Scheggia e Pascelupo PG 7 1393 2609
Sigillo PG 7 2404 5013
Sassoferrato AN 10 7285 12298
Serra Sant'Abbondio PU 11 1027 13325
Fossato di Vico PG 12 2840 16165
Cantiano PU 13 2245 18410
Frontone PU 13 1300 19710
Fabriano AN 14 31480 51190
Gubbio PG 15 32216 83406
Genga AN 16 1797 85203
Cagli PU 19 8731 93934
Gualdo Tadino PG 19 15208 109142
Arcevia AN 19 4612 113754
Pergola PU 20 6333 120087

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km NE of Perugia (166134 inhabitants)
49 Km N of Foligno (57155 inhabitants)
54 Km SW of Fano (60888 inhabitants)
59 Km S of Pesaro (94582 inhabitants)
67 Km W of Ancona (100861 inhabitants)
70 Km E of Arezzo (99543 inhabitants)
75 Km S of Rimini (147750 inhabitants)
92 Km SE of Cesena (96758 inhabitants)
93 Km N of Terni (111501 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 2.1 1997-12-14
13:16:19
43.398 12.749 50 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 317009
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-12-14 13:16:19 ± 0.506
Latitude 43.3980 ± 0.0201
Longitude 12.7490 ± 0.0379
Depth (km) 50 ± 5 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 317009

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) 3791.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
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) 0.00154
Epicentral distance of station farthest from the epicenter (degree) 0.00947
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 317009
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:57:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CSNT.Z. 1997-12-14T13:16:52.60 10.0 undecidable manual S 274 1.0545 0.5 0.2
--.NRCA.Z. 1997-12-14T13:16:42.50 10.0 undecidable manual S 154 0.6216 0.88 0.1
--.CRE.Z. 1997-12-14T13:16:39.11 10.0 undecidable manual S ! 291 0.6105 -2.44 0
--.CSNT.Z. 1997-12-14T13:16:37.46 10.0 undecidable manual P 274 1.0545 -0.44 0.6
--.FB9.Z. 1997-12-14T13:16:36.45 10.0 undecidable manual S 4 0.2886 1.19 0
--.ASS.Z. 1997-12-14T13:16:36.00 10.0 undecidable manual S 192 0.3441 -0.04 0.6
--.ARV.Z. 1997-12-14T13:16:34.28 10.0 undecidable manual S 54 0.1665 0.62 0.2
--.SNTG.Z. 1997-12-14T13:16:33.50 10.0 undecidable manual S 135 0.1998 -0.45 0.4
--.CRE.Z. 1997-12-14T13:16:32.22 10.0 positive manual P 291 0.6105 0.1 2.4
--.NRCA.Z. 1997-12-14T13:16:32.63 10.0 positive manual P 154 0.6216 0.46 1.5
--.ASS.Z. 1997-12-14T13:16:28.50 10.0 undecidable manual P 192 0.3441 -0.44 0.9
--.FB9.Z. 1997-12-14T13:16:28.52 10.0 positive manual P 4 0.2886 0.03 2.9
--.SNTG.Z. 1997-12-14T13:16:27.14 10.0 negative manual P 135 0.1998 -0.59 1.3
--.ARV.Z. 1997-12-14T13:16:27.14 10.0 positive manual P 54 0.1665 -0.43 1.9
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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