Earthquake with magnitude of Md 3.0 on date 27-09-1997 and time 10:40:07 (UTC) in region 2 km SW Serravalle di Chienti (MC)

A magnitude Md 3.0 earthquake occured in region: 2 km SW Serravalle di Chienti (MC), on

  • 27-09-1997 10:40:07 (UTC)
  • 27-09-1997 12:40:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.06, 12.94 at 3 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 2 1070 1070
Monte Cavallo MC 9 145 1215
Muccia MC 9 915 2130
Pieve Torina MC 9 1458 3588
Sefro MC 10 422 4010
Pievebovigliana MC 12 866 4876
Fiordimonte MC 12 202 5078
Camerino MC 13 6974 12052
Nocera Umbra PG 14 5839 17891
Pioraco MC 14 1134 19025
Fiuminata MC 15 1402 20427
Valtopina PG 15 1398 21825
Fiastra MC 18 559 22384
Visso MC 19 1107 23491
Sellano PG 19 1079 24570
Acquacanina MC 19 121 24691
Castelraimondo MC 19 4587 29278

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Foligno (57155 inhabitants)
45 Km E of Perugia (166134 inhabitants)
60 Km NE of Terni (111501 inhabitants)
76 Km NW of Teramo (54892 inhabitants)
78 Km SW of Ancona (100861 inhabitants)
87 Km NW of L'Aquila (69753 inhabitants)
88 Km S of Fano (60888 inhabitants)
95 Km S of Pesaro (94582 inhabitants)
97 Km E of Arezzo (99543 inhabitants)
99 Km NE of Viterbo (67173 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 2.3
1997-09-27
10:40:07
43.06 12.94 3 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 281639
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-09-27 10:40:07 ± 0.166
Latitude 43.06 ± 0.01
Longitude 12.94 ± 0.01
Depth (km) 3 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 281639

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) 1171.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 154
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00186
Epicentral distance of station farthest from the epicenter (degree) 0.01773
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitudes information

Md:3

Field Value
Value 3
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 281639
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:25:47

ML:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 281639
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
--.BDI.Z. 1997-09-27T10:40:42.36 10.0 undecidable manual PN 301 0.0177 0.64 0.3
--.CRE.Z. 1997-09-27T10:40:39.81 10.0 undecidable manual SG 308 0.0082 -0.25 0.5
--.MNS.Z. 1997-09-27T10:40:33.34 10.0 undecidable manual SG 195 0.0062 0.08 0.6
--.CSNT.Z. 1997-09-27T10:40:32.20 10.0 undecidable manual PN 289 0.0114 0.11 1.1
--.FB9.Z. 1997-09-27T10:40:31.54 10.0 undecidable manual SG 349 0.0057 0.11 0.6
--.SFI.Z. 1997-09-27T10:40:30.53 10.0 undecidable manual PN 316 0.0104 -0.02 1.2
--.PQ9.Z. 1997-09-27T10:40:29.59 10.0 undecidable manual PG 161 0.0098 0.03 1.2
--.RSM.Z. 1997-09-27T10:40:27.70 10.0 undecidable manual PG 337 0.0084 0.94 0.1
--.CRE.Z. 1997-09-27T10:40:25.56 10.0 positive manual PG 308 0.0082 -0.71 0.6
--.ARV.Z. 1997-09-27T10:40:24.34 10.0 undecidable manual SG 359 0.0039 -0.05 0.6
--.AQU.Z. 1997-09-27T10:40:24.20 10.0 undecidable manual PG 154 0.007 0.18 1.3
--.MNS.Z. 1997-09-27T10:40:21.86 10.0 undecidable manual PG 195 0.0062 -0.49 0.7
--.FB9.Z. 1997-09-27T10:40:21.70 10.0 undecidable manual PG 349 0.0057 -0.22 1.3
--.ARV.Z. 1997-09-27T10:40:17.11 10.0 positive manual PG 359 0.0039 -0.12 2.8
--.ASS.Z. 1997-09-27T10:40:15.97 10.0 undecidable manual SG 270 0.0019 0.33 0.4
--.ASS.Z. 1997-09-27T10:40:12.32 10.0 positive manual PG 270 0.0019 0.14 2.7
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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