Earthquake with magnitude of Md 2.6 on date 19-10-1986 and time 09:33:54 (Italy) in region 1 km N Muccia (MC)

A magnitude Md 2.6 earthquake occured in region: 1 km N Muccia (MC), on

  • 19-10-1986 08:33:54 (UTC)
  • 19-10-1986 09:33:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.09, 13.05 at 10 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
Muccia MC 1 915 915
Pievebovigliana MC 5 866 1781
Pieve Torina MC 5 1458 3239
Camerino MC 5 6974 10213
Fiordimonte MC 7 202 10415
Serravalle di Chienti MC 8 1070 11485
Sefro MC 10 422 11907
Fiastra MC 11 559 12466
Pioraco MC 11 1134 13600
Monte Cavallo MC 11 145 13745
Acquacanina MC 13 121 13866
Castelraimondo MC 13 4587 18453
Fiuminata MC 14 1402 19855
Serrapetrona MC 15 966 20821
Caldarola MC 16 1823 22644
Gagliole MC 17 620 23264
Cessapalombo MC 17 512 23776
Belforte del Chienti MC 18 1886 25662
Ussita MC 18 444 26106
Bolognola MC 18 142 26248
Visso MC 18 1107 27355
Camporotondo di Fiastrone MC 18 563 27918
Matelica MC 19 9981 37899
San Severino Marche MC 19 12726 50625
Esanatoglia MC 20 2034 52659

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km E of Foligno (57155 inhabitants)
53 Km E of Perugia (166134 inhabitants)
67 Km NE of Terni (111501 inhabitants)
70 Km SW of Ancona (100861 inhabitants)
72 Km NW of Teramo (54892 inhabitants)
84 Km S of Fano (60888 inhabitants)
87 Km NW of L'Aquila (69753 inhabitants)
92 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 2.6 1986-10-19
08:33:54
43.09 13.05 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 36129
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-10-19 08:33:54 ± 1.017
Latitude 43.09 ± 0.04
Longitude 13.05 ± 0.08
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 36129

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) 7472.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 274
Number of associated phases, regardless of their use for origin computation 5
Number of defining phases 5
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) 0.00259
Epicentral distance of station farthest from the epicenter (degree) 0.00858
Number of stations at which the event was observed 3
Number of stations from which data was used for origin computation 3
Magnitude information

Md:2.6

Field Value
Value 2.6
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 36129
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:36:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.CRE.Z. 1986-10-19T08:34:14.00 10.0 undecidable manual PG 303 0.0086 0.63 0.3
--.ARV.Z. 1986-10-19T08:34:10.00 10.0 undecidable manual SG 349 0.0036 0.25 0.6
--.ASS.Z. 1986-10-19T08:34:05.00 10.0 undecidable manual SG 263 0.0026 -0.76 0.1
--.ARV.Z. 1986-10-19T08:34:03.00 10.0 negative manual PG 349 0.0036 -0.33 1.8
--.ASS.Z. 1986-10-19T08:34:01.20 10.0 positive manual PG 263 0.0026 0.17 2.2
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download