Earthquake with magnitude of Md 2.9 on date 01-10-1997 and time 16:14:09 (Italy) in region 4 km W Serravalle di Chienti (MC)

A magnitude Md 2.9 earthquake occured in region: 4 km W Serravalle di Chienti (MC), on

  • 01-10-1997 14:14:09 (UTC)
  • 01-10-1997 16:14:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.06, 12.906 at 4 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 4 1070 1070
Sefro MC 10 422 1492
Monte Cavallo MC 11 145 1637
Nocera Umbra PG 11 5839 7476
Muccia MC 12 915 8391
Pieve Torina MC 12 1458 9849
Valtopina PG 12 1398 11247
Fiuminata MC 15 1402 12649
Pievebovigliana MC 15 866 13515
Pioraco MC 15 1134 14649
Fiordimonte MC 15 202 14851
Camerino MC 16 6974 21825
Sellano PG 19 1079 22904
Foligno PG 20 57155 80059

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NE of Foligno (57155 inhabitants)
42 Km E of Perugia (166134 inhabitants)
59 Km NE of Terni (111501 inhabitants)
79 Km NW of Teramo (54892 inhabitants)
79 Km SW of Ancona (100861 inhabitants)
88 Km S of Fano (60888 inhabitants)
88 Km NW of L'Aquila (69753 inhabitants)
94 Km E of Arezzo (99543 inhabitants)
95 Km S of Pesaro (94582 inhabitants)
97 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 2.9
ML-VAX 2.2
1997-10-01
14:14:09
43.06 12.906 4 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 286629
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-10-01 14:14:09 ± 0.206
Latitude 43.0600 ± 0.0072
Longitude 12.9060 ± 0.0160
Depth (km) 4 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 286629

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) 1523.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 148
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
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) 0.01174
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

Md:2.9

Field Value
Value 2.9
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 286629
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:30:08

ML:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 286629
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
--.AQU.Z. 1997-10-01T14:14:38.82 10.0 undecidable manual SG 152 0.0071 0.68 0.2
--.RDP.Z. 1997-10-01T14:14:35.20 10.0 undecidable manual PN 186 0.0117 0.65 0.4
--.MNS.Z. 1997-10-01T14:14:34.90 10.0 undecidable manual SG 193 0.0062 -0.05 0.6
--.SFI.Z. 1997-10-01T14:14:33.10 10.0 undecidable manual PN 317 0.0102 0.75 0.3
--.FB9.Z. 1997-10-01T14:14:32.95 10.0 undecidable manual SG 351 0.0057 -0.23 0.5
--.PQ9.Z. 1997-10-01T14:14:31.22 10.0 undecidable manual PN 160 0.0099 -0.46 0.7
--.RSM.Z. 1997-10-01T14:14:29.10 10.0 undecidable manual PG 339 0.0083 0.43 0.8
--.CRE.Z. 1997-10-01T14:14:27.28 10.0 undecidable manual PG 309 0.008 -0.61 0.5
--.ARV.Z. 1997-10-01T14:14:26.67 10.0 undecidable manual SG 3 0.0039 0.08 0.6
--.AQU.Z. 1997-10-01T14:14:26.11 10.0 undecidable manual PG 152 0.0071 0.03 1.4
--.MNS.Z. 1997-10-01T14:14:23.49 10.0 undecidable manual PG 193 0.0062 -0.75 0.3
--.FB9.Z. 1997-10-01T14:14:22.84 10.0 positive manual PG 351 0.0057 -0.37 2.1
--.ARV.Z. 1997-10-01T14:14:19.45 10.0 positive manual PG 3 0.0039 0.04 3
--.ASS.Z. 1997-10-01T14:14:16.98 10.0 undecidable manual SG 270 0.0016 0.12 0.6
--.ASS.Z. 1997-10-01T14:14:13.88 10.0 negative manual PG 270 0.0016 0.09 3
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download