Earthquake with magnitude of Md 2.0 on date 27-09-1997 and time 02:13:58 (Italy) in region 9 km SW Serravalle di Chienti (MC)

A magnitude Md 2.0 earthquake occured in region: 9 km SW Serravalle di Chienti (MC), on

  • 27-09-1997 00:13:58 (UTC)
  • 27-09-1997 02:13:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0250, 12.8650 at 13 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 9 1070 1070
Valtopina PG 10 1398 2468
Nocera Umbra PG 11 5839 8307
Monte Cavallo MC 12 145 8452
Foligno PG 15 57155 65607
Sefro MC 15 422 66029
Pieve Torina MC 15 1458 67487
Sellano PG 16 1079 68566
Muccia MC 16 915 69481
Spello PG 16 8645 78126
Pievebovigliana MC 18 866 78992
Fiordimonte MC 18 202 79194
Trevi PG 19 8469 87663
Fiuminata MC 19 1402 89065
Pioraco MC 20 1134 90199

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km NE of Foligno (57155 inhabitants)
40 Km E of Perugia (166134 inhabitants)
55 Km NE of Terni (111501 inhabitants)
80 Km NW of Teramo (54892 inhabitants)
85 Km SW of Ancona (100861 inhabitants)
87 Km NW of L'Aquila (69753 inhabitants)
92 Km NE of Viterbo (67173 inhabitants)
92 Km S of Fano (60888 inhabitants)
94 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 2.0
ML-VAX 1.9
1997-09-27
00:13:58
43.025 12.865 13 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 280809
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-09-27 00:13:58 ± 0.095
Latitude 43.0250 ± 0.0038
Longitude 12.8650 ± 0.0158
Depth (km) 13 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 280809

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) 1357.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 185
Number of associated phases, regardless of their use for origin computation 9
Number of defining phases 9
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00138
Epicentral distance of station farthest from the epicenter (degree) 0.00801
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

Md:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 280809
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:25:04

ML:1.9

Field Value
Value 1.9
Uncertainty
Num. used stations 2
Type of magnitude ML
Reference to an origin 280809
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
--.FB9.Z. 1997-09-27T00:14:22.15 10.0 undecidable manual SG 354 0.666 0.26 0.2
--.MNS.Z. 1997-09-27T00:14:21.45 10.0 undecidable manual SG 191 0.6438 0.07 0.7
--.CRE.Z. 1997-09-27T00:14:16.90 10.0 undecidable manual PG 311 0.888 0 1.5
--.ARV.Z. 1997-09-27T00:14:15.58 10.0 undecidable manual SG 6 0.4773 -0.12 0.8
--.MNS.Z. 1997-09-27T00:14:11.59 10.0 undecidable manual PG 191 0.6438 -0.1 1.7
--.FB9.Z. 1997-09-27T00:14:11.51 10.0 undecidable manual PG 354 0.666 -0.47 0.2
--.ARV.Z. 1997-09-27T00:14:08.55 10.0 undecidable manual PG 6 0.4773 0.14 1.2
--.ASS.Z. 1997-09-27T00:14:05.63 10.0 undecidable manual SG 283 0.1554 -0.1 0.7
--.ASS.Z. 1997-09-27T00:14:02.71 10.0 undecidable manual PG 283 0.1554 0.06 1.9
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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