Earthquake with magnitude of Md 2.4 on date 17-06-1986 and time 14:09:56 (Italy) in region 1 km S Capitignano (AQ)

A magnitude Md 2.4 earthquake occured in region: 1 km S Capitignano (AQ), on

  • 17-06-1986 12:09:56 (UTC)
  • 17-06-1986 14:09:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.51, 13.3 at 5 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
Capitignano AQ 1 665 665
Montereale AQ 5 2581 3246
Barete AQ 7 737 3983
Campotosto AQ 8 542 4525
Pizzoli AQ 8 4326 8851
Cagnano Amiterno AQ 9 1369 10220
Amatrice RI 13 2657 12877
Borbona RI 14 617 13494
Crognaleto TE 15 1297 14791
Scoppito AQ 16 3727 18518
Cittareale RI 16 482 19000
Posta RI 17 694 19694
L'Aquila AQ 20 69753 89447

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NW of L'Aquila (69753 inhabitants)
37 Km W of Teramo (54892 inhabitants)
54 Km E of Terni (111501 inhabitants)
69 Km SE of Foligno (57155 inhabitants)
70 Km W of Montesilvano (53738 inhabitants)
74 Km W of Chieti (51815 inhabitants)
74 Km NE of Tivoli (56533 inhabitants)
74 Km NE of Guidonia Montecelio (88673 inhabitants)
75 Km W of Pescara (121014 inhabitants)
96 Km NE of Roma (2864731 inhabitants)
99 Km E of Viterbo (67173 inhabitants)
100 Km SE of Perugia (166134 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
Rev 1000 Md 2.4 1986-06-17
12:09:56
42.51 13.3 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 29509
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-06-17 12:09:56 ± 0.264
Latitude 42.51 ± 0.02
Longitude 13.30 ± 0.03
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 29509

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) 3235.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 169
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) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00154
Epicentral distance of station farthest from the epicenter (degree) 0.00915
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:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 29509
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:30:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.ARV.Z. 1986-06-17T12:10:33.00 10.0 undecidable manual SG 345 0.0091 0.88 0.3
--.ASS.Z. 1986-06-17T12:10:22.50 10.0 undecidable manual SG 319 0.0065 -0.21 0.8
--.ARV.Z. 1986-06-17T12:10:16.50 10.0 undecidable manual PG 345 0.0091 -0.58 1.2
--.MNS.Z. 1986-06-17T12:10:15.50 10.0 undecidable manual SG 254 0.0042 0.87 0.4
--.ASS.Z. 1986-06-17T12:10:12.00 10.0 undecidable manual PG 319 0.0065 0.35 1.9
--.MNS.Z. 1986-06-17T12:10:06.00 10.0 undecidable manual PG 254 0.0042 -0.98 0.8
--.AQU.Z. 1986-06-17T12:10:03.00 10.0 undecidable manual SG 154 0.0015 -0.53 0.7
--.AQU.Z. 1986-06-17T12:10:01.00 10.0 undecidable manual PG 154 0.0015 0.43 1.9
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