Earthquake with magnitude of Md 2.5 on date 30-03-1988 and time 02:53:11 (UTC) in region Costa Garganica (Foggia)

A magnitude Md 2.5 earthquake occured in region: Costa Garganica (Foggia), on

  • 30-03-1988 02:53:11 (UTC)
  • 30-03-1988 04:53:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.0810, 15.4770 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
Isole Tremiti FG 5 469 469

Municipalities with at least 50000 inhabitants

An earthquake occurred to
45 Km N of San Severo (53905 inhabitants)
62 Km NW of Manfredonia (57279 inhabitants)
69 Km N of Foggia (151991 inhabitants)
97 Km NW of Cerignola (58396 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 2.5
ML-VAX 1.8
1988-03-30
02:53:11
42.081 15.477 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 65349
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-03-30 02:53:11 ± 0.605
Latitude 42.0810 ± 0.0399
Longitude 15.4770 ± 0.0268
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 65349

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) 4954.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 239
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.7
Epicentral distance of station closest to the epicenter (degree) 0.00324
Epicentral distance of station farthest from the epicenter (degree) 0.01562
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 65349
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:01:57

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 65349
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
--.SDI.Z. 1988-03-30T02:53:55.50 10.0 undecidable manual SN 253 1.2876 1.05 0.3
--.CDM.Z. 1988-03-30T02:53:51.00 10.0 undecidable manual SN 148 1.1544 -0.39 0.7
--.TR9.Z. 1988-03-30T02:53:49.60 10.0 undecidable manual SG 190 1.0434 1.19 0.2
--.SGG.Z. 1988-03-30T02:53:48.80 10.0 undecidable manual SG 229 1.0656 -0.35 0.7
--.BRT.Z. 1988-03-30T02:53:43.50 10.0 undecidable manual PN 133 1.7316 0.98 0.7
--.SDI.Z. 1988-03-30T02:53:36.80 10.0 undecidable manual PN 253 1.2876 0.37 1.7
--.CDM.Z. 1988-03-30T02:53:34.00 10.0 undecidable manual PN 148 1.1544 -0.67 1.4
--.TR9.Z. 1988-03-30T02:53:33.30 10.0 undecidable manual PG 190 1.0434 0.35 1.9
--.SGG.Z. 1988-03-30T02:53:32.90 10.0 undecidable manual PG 229 1.0656 -0.47 1.7
--.MS1.Z. 1988-03-30T02:53:22.00 10.0 undecidable manual PG 137 0.4995 -0.94 1
--.FG2.Z. 1988-03-30T02:53:18.87 10.0 undecidable manual PG 220 0.3552 -1.08 0.8
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