Earthquake with magnitude of Md 2.3 on date 13-10-1997 and time 12:47:15 (Italy) in region 6 km S Serravalle di Chienti (MC)

A magnitude Md 2.3 earthquake occured in region: 6 km S Serravalle di Chienti (MC), on

  • 13-10-1997 10:47:15 (UTC)
  • 13-10-1997 12:47:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0240, 12.9370 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
Serravalle di Chienti MC 6 1070 1070
Monte Cavallo MC 6 145 1215
Pieve Torina MC 10 1458 2673
Muccia MC 11 915 3588
Fiordimonte MC 13 202 3790
Pievebovigliana MC 13 866 4656
Sefro MC 14 422 5078
Sellano PG 15 1079 6157
Valtopina PG 15 1398 7555
Nocera Umbra PG 15 5839 13394
Visso MC 16 1107 14501
Camerino MC 16 6974 21475
Pioraco MC 18 1134 22609
Fiastra MC 18 559 23168
Preci PG 18 724 23892
Fiuminata MC 18 1402 25294
Ussita MC 19 444 25738
Acquacanina MC 19 121 25859

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km E of Foligno (57155 inhabitants)
46 Km E of Perugia (166134 inhabitants)
57 Km NE of Terni (111501 inhabitants)
75 Km NW of Teramo (54892 inhabitants)
81 Km SW of Ancona (100861 inhabitants)
84 Km NW of L'Aquila (69753 inhabitants)
92 Km S of Fano (60888 inhabitants)
96 Km NE of Viterbo (67173 inhabitants)
99 Km SE of Arezzo (99543 inhabitants)
99 Km S of Pesaro (94582 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
1997-10-13
10:47:15
43.024 12.937 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 297709
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-10-13 10:47:15 ± 0.123
Latitude 43.0240 ± 0.0049
Longitude 12.9370 ± 0.0115
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 297709

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) 1079.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 195
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00186
Epicentral distance of station farthest from the epicenter (degree) 0.00607
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 297709
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:39:55

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 297709
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
--.MNS.Z. 1997-10-13T10:47:39.50 10.0 undecidable manual SG 196 0.666 -0.22 0.3
--.ARV.Z. 1997-10-13T10:47:33.50 10.0 undecidable manual SG 0 0.4662 -0.08 0.7
--.MNS.Z. 1997-10-13T10:47:29.50 10.0 undecidable manual PG 196 0.666 0.03 1.5
--.FB9.Z. 1997-10-13T10:47:29.42 10.0 undecidable manual PG 349 0.6771 -0.27 0.6
--.ARV.Z. 1997-10-13T10:47:26.11 10.0 undecidable manual PG 0 0.4662 0.18 1.2
--.ASS.Z. 1997-10-13T10:47:23.44 10.0 undecidable manual SG 280 0.2109 -0.36 0.1
--.ASS.Z. 1997-10-13T10:47:20.44 10.0 negative manual PG 280 0.2109 0.16 2.6
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