Earthquake with magnitude of M 3.1 on date 31-05-1988 and time 04:45:05 (Italy) in region Albania

A magnitude M 3.1 earthquake occured in region: Albania, on

  • 31-05-1988 02:45:05 (UTC)
  • 31-05-1988 04:45:05 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.1100, 20.1900 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

No Italian municipalities within 100 km from the epicenter with at least 50000 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
M 3.1 1988-05-31
02:45:05
41.11 20.19 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 70569
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-05-31 02:45:05 ± 0.185
Latitude 41.1100 ± 0.0148
Longitude 20.1900 ± 0.0178
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 70569

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) 2221.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 97
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 26
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) 0.00300
Epicentral distance of station farthest from the epicenter (degree) 0.04331
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitude information

M:3.1

Field Value
Value 3.1
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 70569
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:30:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SDI.Z. 1988-05-31T02:46:18.00 10.0 undecidable manual PN 279 4.8063 -0.07 1
--.SGO.Z. 1988-05-31T02:46:02.00 10.0 undecidable manual PN 262 3.7185 -1.15 0.5
--.CZI.Z. 1988-05-31T02:46:01.38 10.0 undecidable manual PN 239 3.6186 -0.36 1.2
--.MMN.Z. 1988-05-31T02:45:59.20 10.0 undecidable manual PN 250 3.4077 0.38 1.2
--.TDS.Z. 1988-05-31T02:45:57.00 10.0 undecidable manual PN 244 3.2634 0.18 1.3
--.CSI.Z. 1988-05-31T02:45:55.60 10.0 undecidable manual PN 246 3.2301 -1.42 0.3
--.CDM.Z. 1988-05-31T02:45:52.00 10.0 undecidable manual PN 270 2.9526 -0.43 1.3
--.SKO.Z. 1988-05-31T02:45:48.00 10.0 undecidable manual SN 46 1.2654 0.83 0.5
--.SRN.Z. 1988-05-31T02:45:47.20 10.0 undecidable manual SN 186 1.2321 0.84 0.4
--.BRT.Z. 1988-05-31T02:45:45.00 10.0 undecidable manual PN 264 2.2977 1.41 0.4
--.NKY.Z. 1988-05-31T02:45:39.80 10.0 undecidable manual PN 332 1.9092 1.53 0.3
--.HCY.Z. 1988-05-31T02:45:38.00 10.0 undecidable manual PN 317 1.8315 0.85 1.1
--.VAY.Z. 1988-05-31T02:45:36.70 10.0 undecidable manual PN 82 1.7982 0.04 1.9
--.PVY.Z. 1988-05-31T02:45:33.00 10.0 undecidable manual PN 353 1.4874 0.58 1.5
--.BDV.Z. 1988-05-31T02:45:33.60 10.0 undecidable manual PN 319 1.5429 0.37 1.7
--.TTG.Z. 1988-05-31T02:45:32.50 10.0 undecidable manual PN 332 1.4874 0.12 1.9
--.SKO.Z. 1988-05-31T02:45:30.40 10.0 undecidable manual PN 46 1.2654 1.02 0.9
--.SRN.Z. 1988-05-31T02:45:29.20 10.0 undecidable manual PN 186 1.2321 0.29 1.7
--.PHP.Z. 1988-05-31T02:45:27.90 10.0 undecidable manual SG 17 0.5994 0.43 0.7
--.ULC.Z. 1988-05-31T02:45:26.30 10.0 undecidable manual PN 320 1.0989 -0.8 1.2
--.SDA.Z. 1988-05-31T02:45:25.20 10.0 undecidable manual PG 330 1.0323 -0.87 1.1
--.OHR.Z. 1988-05-31T02:45:22.00 10.0 undecidable manual SG 89 0.4551 -0.69 0.5
--.TIR.Z. 1988-05-31T02:45:18.70 10.0 undecidable manual SG 313 0.333 0.35 0.7
--.PHP.Z. 1988-05-31T02:45:16.80 10.0 undecidable manual PG 17 0.5994 -1.21 0.7
--.OHR.Z. 1988-05-31T02:45:14.40 10.0 undecidable manual PG 89 0.4551 -0.85 1.1
--.TIR.Z. 1988-05-31T02:45:11.70 10.0 undecidable manual PG 313 0.333 -1.05 0.9
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