Earthquake with magnitude of Md 2.1 on date 20-08-1996 and time 03:15:02 (Italy) in region 12 km SW Manfredonia (FG)

A magnitude Md 2.1 earthquake occured in region: 12 km SW Manfredonia (FG), on

  • 20-08-1996 01:15:02 (UTC)
  • 20-08-1996 03:15:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.5550, 15.8230 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
Manfredonia FG 12 57279 57279
Zapponeta FG 16 3396 60675
San Giovanni Rotondo FG 19 27184 87859

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km SW of Manfredonia (57279 inhabitants)
25 Km E of Foggia (151991 inhabitants)
33 Km N of Cerignola (58396 inhabitants)
40 Km E of San Severo (53905 inhabitants)
46 Km NW of Barletta (94814 inhabitants)
54 Km NW of Andria (100440 inhabitants)
59 Km NW of Trani (56217 inhabitants)
67 Km NW of Bisceglie (55422 inhabitants)
76 Km NW of Molfetta (59874 inhabitants)
88 Km NW of Bitonto (55540 inhabitants)
99 Km E of Benevento (60091 inhabitants)
99 Km W of Bari (326344 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 1996-08-20
01:15:02
41.555 15.823 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 251299
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1996-08-20 01:15:02 ± 0.15
Latitude 41.5550 ± 0.0168
Longitude 15.8230 ± 0.0332
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 251299

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) 3329.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 165
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00154
Epicentral distance of station farthest from the epicenter (degree) 0.00826
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 251299
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:57:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CI9.Z. 1996-08-20T01:15:33.76 10.0 undecidable manual SG 221 0.9213 -0.04 0.7
--.MU9.Z. 1996-08-20T01:15:30.16 10.0 undecidable manual SG 197 0.8214 -0.88 0.1
--.CA9.Z. 1996-08-20T01:15:27.40 10.0 undecidable manual SG 203 0.7104 0.11 0.8
--.FG5.Z. 1996-08-20T01:15:20.84 10.0 undecidable manual SG 237 0.4995 0.54 0.5
--.CI9.Z. 1996-08-20T01:15:20.45 10.0 undecidable manual PG 221 0.9213 -0.09 1.8
--.FG4.Z. 1996-08-20T01:15:19.96 10.0 undecidable manual SG 208 0.4773 0.18 0.9
--.MU9.Z. 1996-08-20T01:15:18.53 10.0 undecidable manual PG 197 0.8214 -0.41 1.3
--.CA9.Z. 1996-08-20T01:15:17.40 10.0 undecidable manual PG 203 0.7104 0.62 0.8
--.FG5.Z. 1996-08-20T01:15:12.15 10.0 undecidable manual PG 237 0.4995 -0.59 1
--.FG4.Z. 1996-08-20T01:15:12.98 10.0 undecidable manual PG 208 0.4773 0.54 1.1
--.FG3.Z. 1996-08-20T01:15:10.37 10.0 undecidable manual SG 31 0.1665 0.29 0.8
--.FG3.Z. 1996-08-20T01:15:06.69 10.0 undecidable manual PG 31 0.1665 -0.15 2.2
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
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