Earthquake with magnitude of Md 2.7 on date 01-09-1986 and time 02:26:30 (UTC) in region 8 km NW Vieste (FG)

A magnitude Md 2.7 earthquake occured in region: 8 km NW Vieste (FG), on

  • 01-09-1986 02:26:30 (UTC)
  • 01-09-1986 04:26:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.92, 16.104 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
Vieste FG 8 13975 13975
Peschici FG 8 4521 18496
Vico del Gargano FG 13 7766 26262
Ischitella FG 17 4432 30694
Rodi Garganico FG 18 3693 34387

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km NE of Manfredonia (57279 inhabitants)
65 Km E of San Severo (53905 inhabitants)
68 Km N of Barletta (94814 inhabitants)
69 Km NE of Foggia (151991 inhabitants)
75 Km N of Cerignola (58396 inhabitants)
76 Km NW of Trani (56217 inhabitants)
79 Km N of Andria (100440 inhabitants)
82 Km NW of Bisceglie (55422 inhabitants)
90 Km NW of Molfetta (59874 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 2.7 1986-09-01
02:26:30
41.92 16.104 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 33369
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-09-01 02:26:30 ± 0.918
Latitude 41.9200 ± 0.0682
Longitude 16.1040 ± 0.0532
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 33369

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) 8771.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 240
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) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00219
Epicentral distance of station farthest from the epicenter (degree) 0.01643
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:2.7

Field Value
Value 2.7
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 33369
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:34:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.SD1.Z. 1986-09-01T02:27:22.00 10.0 undecidable manual SN 263 0.0155 -0.3 0.5
--.MG9.Z. 1986-09-01T02:27:03.50 10.0 undecidable manual PN 193 0.0164 1.46 0.3
--.SD1.Z. 1986-09-01T02:27:00.50 10.0 undecidable manual PN 263 0.0155 -0.07 1.5
--.BAI.Z. 1986-09-01T02:26:50.00 10.0 undecidable manual PG 144 0.009 -0.48 1.4
--.MS1.Z. 1986-09-01T02:26:36.00 10.0 undecidable manual PG 209 0.0022 -0.56 1.3
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