Earthquake with magnitude of Md 2.1 on date 09-10-1997 and time 08:27:34 (UTC) in region 7 km SW Fiuminata (MC)

A magnitude Md 2.1 earthquake occured in region: 7 km SW Fiuminata (MC), on

  • 09-10-1997 08:27:34 (UTC)
  • 09-10-1997 10:27:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.153, 12.869 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
Fiuminata MC 7 1402 1402
Sefro MC 7 422 1824
Nocera Umbra PG 8 5839 7663
Pioraco MC 10 1134 8797
Gualdo Tadino PG 11 15208 24005
Serravalle di Chienti MC 11 1070 25075
Esanatoglia MC 13 2034 27109
Valtopina PG 14 1398 28507
Camerino MC 16 6974 35481
Muccia MC 16 915 36396
Matelica MC 16 9981 46377
Castelraimondo MC 17 4587 50964
Fossato di Vico PG 18 2840 53804
Gagliole MC 19 620 54424
Pieve Torina MC 19 1458 55882

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NE of Foligno (57155 inhabitants)
39 Km E of Perugia (166134 inhabitants)
68 Km N of Terni (111501 inhabitants)
74 Km SW of Ancona (100861 inhabitants)
78 Km S of Fano (60888 inhabitants)
84 Km S of Pesaro (94582 inhabitants)
87 Km E of Arezzo (99543 inhabitants)
87 Km NW of Teramo (54892 inhabitants)
99 Km NW of L'Aquila (69753 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 1997-10-09
08:27:34
43.153 12.869 3 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 294259
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-10-09 08:27:34 ± 0.289
Latitude 43.1530 ± 0.0100
Longitude 12.8690 ± 0.0274
Depth (km) 3 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 294259

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) 2482.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 181
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.00696
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 294259
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:36:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.MNS.Z. 1997-10-09T08:28:01.69 10.0 undecidable manual SG 190 0.007 -0.76 0.1
--.FB9.Z. 1997-10-09T08:27:54.80 10.0 undecidable manual SG 352 0.0049 -0.05 0.8
--.MNS.Z. 1997-10-09T08:27:50.90 10.0 undecidable manual PG 190 0.007 0.38 1
--.ARV.Z. 1997-10-09T08:27:48.17 10.0 undecidable manual SG 8 0.0031 0.42 0.5
--.FB9.Z. 1997-10-09T08:27:46.30 10.0 undecidable manual PG 352 0.0049 0.17 1.9
--.ARV.Z. 1997-10-09T08:27:41.52 10.0 undecidable manual PG 8 0.0031 -0.51 0.9
--.ASS.Z. 1997-10-09T08:27:41.00 10.0 undecidable manual SG 240 0.0016 -0.31 0.7
--.ASS.Z. 1997-10-09T08:27:38.50 10.0 undecidable manual PG 240 0.0016 0.19 2
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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