Earthquake with magnitude of ML-MEDNET 4.0 on date 27-09-1997 and time 17:13:02 (UTC) in region 7 km SW Serravalle di Chienti (MC)

A magnitude ML-MEDNET 4.0 earthquake occured in region: 7 km SW Serravalle di Chienti (MC), on

  • 27-09-1997 17:13:02 (UTC)
  • 27-09-1997 19:13:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.02, 12.9 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 7 1070 1070
Monte Cavallo MC 9 145 1215
Pieve Torina MC 13 1458 2673
Valtopina PG 13 1398 4071
Nocera Umbra PG 14 5839 9910
Muccia MC 14 915 10825
Sellano PG 15 1079 11904
Sefro MC 15 422 12326
Fiordimonte MC 16 202 12528
Pievebovigliana MC 16 866 13394
Foligno PG 17 57155 70549
Visso MC 18 1107 71656
Spello PG 19 8645 80301
Camerino MC 19 6974 87275
Fiuminata MC 19 1402 88677
Pioraco MC 19 1134 89811
Preci PG 19 724 90535
Trevi PG 20 8469 99004

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km E of Foligno (57155 inhabitants)
43 Km E of Perugia (166134 inhabitants)
55 Km NE of Terni (111501 inhabitants)
77 Km NW of Teramo (54892 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
85 Km NW of L'Aquila (69753 inhabitants)
92 Km S of Fano (60888 inhabitants)
93 Km NE of Viterbo (67173 inhabitants)
96 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
Rev 1000 ML-MEDNET 4.0 1997-09-27
17:13:02
43.02 12.9 5 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 282059
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-09-27 17:13:02 ± 0.404
Latitude 43.02 ± 0.01
Longitude 12.90 ± 0.03
Depth (km) 5 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 282059

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) 2554.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 147
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 19
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) 0.01765
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitude information

ML:4

Field Value
Value 4
Uncertainty
Num. used stations
Type of magnitude ML
Reference to an origin 282059
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 10:37:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.RMP.Z. 1997-09-27T17:13:44.57 10.0 undecidable manual SN 186 0.0109 1.64 0
--.RSM.Z. 1997-09-27T17:13:37.80 10.0 undecidable manual SG 340 0.0087 1.05 0.1
--.BDI.Z. 1997-09-27T17:13:35.93 10.0 undecidable manual PN 302 0.0176 -0.06 0.8
--.CRE.Z. 1997-09-27T17:13:33.90 10.0 undecidable manual SG 311 0.0082 -1.31 0
--.SDI.Z. 1997-09-27T17:13:30.31 10.0 undecidable manual PN 152 0.0132 1.14 0.1
--.CSNT.Z. 1997-09-27T17:13:26.26 10.0 undecidable manual PN 291 0.0113 0.04 1.1
--.RDP.Z. 1997-09-27T17:13:26.29 10.0 undecidable manual PN 186 0.0113 -0.07 1.1
--.MNS.Z. 1997-09-27T17:13:25.50 10.0 undecidable manual SG 194 0.0058 -0.51 0.3
--.SFI.Z. 1997-09-27T17:13:25.20 10.0 undecidable manual PN 319 0.0104 0.18 1.1
--.RMP.Z. 1997-09-27T17:13:25.60 10.0 undecidable manual PN 186 0.0109 -0.06 1.1
--.PQ9.Z. 1997-09-27T17:13:22.83 10.0 undecidable manual PG 159 0.0096 -0.63 0.6
--.RSM.Z. 1997-09-27T17:13:21.81 10.0 undecidable manual PG 340 0.0087 0.13 1.3
--.CRE.Z. 1997-09-27T17:13:20.16 10.0 undecidable manual PG 311 0.0082 -0.57 0.7
--.AQU.Z. 1997-09-27T17:13:17.83 10.0 negative manual PG 150 0.0068 -0.02 2.6
--.FB9.Z. 1997-09-27T17:13:16.50 10.0 undecidable manual PG 352 0.0061 -0.3 1.1
--.MNS.Z. 1997-09-27T17:13:15.50 10.0 positive manual PG 194 0.0058 -0.39 1.9
--.ARV.Z. 1997-09-27T17:13:12.61 10.0 positive manual PG 3 0.0043 -0.07 2.6
--.ASS.Z. 1997-09-27T17:13:10.00 10.0 undecidable manual SG 283 0.0016 0.55 0.3
--.ASS.Z. 1997-09-27T17:13:06.63 10.0 negative manual PG 283 0.0016 0.3 2.2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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