Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Mw 3.9 on date 25-03-2013 and time 07:20:55 (UTC) in region Albania

A magnitude Mw 3.9 earthquake occured in region: Albania, on

  • 25-03-2013 07:20:55 (UTC)
  • 25-03-2013 08:20:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.8480, 20.3720 at 10 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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.

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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
Reviewed
Rev100 		ML 4.3
Mw 3.9 		2013-03-25
07:20:55		 41.8482 20.3718 10 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 3106511
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2013-03-25 07:20:55 ± 0.51
Latitude 41.8482 ± 0.0108
Longitude 20.3718 ± 0.0423
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 3106511

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3580
Semi-minor axis of confidence ellipse (meter) 1060
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 261
Circular confidence region, given by single value of horizontal uncertainty (meter) 3580.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 271
Number of associated phases, regardless of their use for origin computation 57
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 4.20613
Number of stations at which the event was observed 55
Number of stations from which data was used for origin computation 16
Magnitudes information

Mw:3.9

Field Value
Value 3.9
Uncertainty
Num. used stations
Type of magnitude Mw
Reference to an origin 3106511
Agency INGV
Autore TDMT-INGV Revised
Time of creation (UTC) 2014-03-24 16:09:04

ML:4.3

Field Value
Value 4.3
Uncertainty 0.2
Num. used stations 31
Type of magnitude ML
Reference to an origin 3106511
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2013-03-25 07:39:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GALF.HHZ. 2013-03-25T07:22:36.55 3.0 undecidable manual Pn 9.78 0
IV.RUFI.EHZ. 2013-03-25T07:22:35.99 3.0 negative manual Pn -0.52 0
IV.BADI.EHZ. 2013-03-25T07:22:28.65 3.0 negative manual Pn 0.37 0
IV.ATVA.EHZ. 2013-03-25T07:22:28.02 3.0 negative manual Pn 0.81 0
IV.MGAB.HHZ. 2013-03-25T07:22:27.85 3.0 negative manual Pn -0.28 0
IV.ATPI.EHZ. 2013-03-25T07:22:26.69 3.0 positive manual Pn 0.13 0
IV.NARO.HHZ. 2013-03-25T07:22:25.25 3.0 undecidable manual Pn -0.1 0
IV.ATPC.HHZ. 2013-03-25T07:22:25.81 3.0 negative manual Pn -0.3 0
IV.CADA.HNZ. 2013-03-25T07:22:22.22 3.0 undecidable manual Pg 9.78 0
IV.FRON.EHZ. 2013-03-25T07:22:22.83 3.0 undecidable manual Pn -0.79 0
IV.ASSB.HHZ. 2013-03-25T07:22:22.65 3.0 undecidable manual Pn -0.27 0
IV.CESI.HHZ. 2013-03-25T07:22:21.45 3.0 positive manual Pn 1.07 0
IV.ARRO.EHZ. 2013-03-25T07:22:21.39 3.0 undecidable manual Pn 0.36 0
IV.ARVD.HHZ. 2013-03-25T07:22:21.56 3.0 negative manual Pn 0.1 0
IV.SNTG.HHZ. 2013-03-25T07:22:20.13 3.0 negative manual Pn -0.56 0
IV.EL6.EHZ. 2013-03-25T07:22:18.98 3.0 undecidable manual Pn -0.35 0
IV.FDMO.HHZ. 2013-03-25T07:22:18.80 3.0 positive manual Pn 0.16 0
IV.CING.HHZ. 2013-03-25T07:22:18.29 3.0 negative manual Pn -0.28 0
IV.CSP1.EHZ. 2013-03-25T07:22:17.01 3.0 negative manual Pn -0.61 0
IV.NRCA.HHZ. 2013-03-25T07:22:17.89 3.0 negative manual Pn -0.03 0
IV.FIAM.HHZ. 2013-03-25T07:22:17.70 3.0 negative manual Pn 0.53 0
IV.PTQR.HHZ. 2013-03-25T07:22:16.29 3.0 negative manual Pn 2.08 0
IV.SMA1.EHZ. 2013-03-25T07:22:15.74 3.0 positive manual Pn 0.41 0
IV.CAMP.HHZ. 2013-03-25T07:22:14.47 3.0 negative manual Pn 0.02 0
IV.FAGN.HHZ. 2013-03-25T07:22:12.95 3.0 positive manual Pn 0.55 0
IV.TERO.HHZ. 2013-03-25T07:22:12.32 3.0 positive manual Pn -0.29 0
IV.VVLD.HHZ. 2013-03-25T07:22:11.82 3.0 positive manual Pn -0.14 0
IV.POFI.HHZ. 2013-03-25T07:22:11.02 3.0 negative manual Pn -0.13 0
IV.VCEL.EHZ. 2013-03-25T07:22:10.12 3.0 positive manual Pn 0.22 0
IV.INTR.HHZ. 2013-03-25T07:22:08.88 3.0 negative manual Pn -0.16 0
IV.CERA.HHZ. 2013-03-25T07:22:08.84 3.0 negative manual Pn 0.72 0
IV.RNI2.HHZ. 2013-03-25T07:22:06.87 3.0 negative manual Pn 0.24 0
IV.PIGN.HHZ. 2013-03-25T07:22:06.69 3.0 positive manual Pn -0.49 0
IV.MIDA.HHZ. 2013-03-25T07:22:05.31 3.0 negative manual Pn -0.33 0
IV.SGG.HHZ. 2013-03-25T07:22:04.86 3.0 positive manual Pn 0.12 0
IV.CAFR.HHZ. 2013-03-25T07:22:04.77 3.0 negative manual Pn 0.18 0
IV.PAOL.HHZ. 2013-03-25T07:22:03.69 3.0 negative manual Pn 0.01 0
IV.PTRJ.HHZ. 2013-03-25T07:22:02.69 3.0 negative manual Pn -0.55 0
IV.BSSO.HHZ. 2013-03-25T07:22:02.18 3.0 positive manual Pn -0.09 0
IV.PSB1.HHZ. 2013-03-25T07:22:00.19 0.3 undecidable manual P 263 466.8771 38 -0.36 22
IV.MRB1.HHZ. 2013-03-25T07:21:59.39 0.3 undecidable manual P 262 456.099 38 0.18 24
IV.CIGN.HHZ. 2013-03-25T07:21:58.69 0.3 negative manual P 269 452.9022 38 -0.12 24
IV.MGR.HHZ. 2013-03-25T07:21:58.20 0.3 undecidable manual P 246 445.8204 38 0.27 23
IV.T0702.EHZ. 2013-03-25T07:21:56.74 0.3 undecidable manual P 238 430.5468 38 0.71 21
IV.SLCN.HHZ. 2013-03-25T07:21:55.92 0.3 undecidable manual P 249 427.7496 38 0.24 24
IV.MELA.HHZ. 2013-03-25T07:21:55.94 0.3 undecidable manual P 270 434.1432 38 -0.53 22
IV.MCEL.HHZ. 2013-03-25T07:21:54.87 0.3 undecidable manual P 248 417.7707 38 0.43 23
IV.SALB.HHZ. 2013-03-25T07:21:51.59 0.3 undecidable manual P 238 402.2973 38 -0.93 20
IV.ACER.HHZ. 2013-03-25T07:21:50.48 0.6 positive manual P 254 387.3234 38 -0.17 17
IV.PALZ.HHZ. 2013-03-25T07:21:49.18 0.3 undecidable manual P 256 380.5302 38 -0.62 23
IV.SGRT.HHZ. 2013-03-25T07:21:49.13 0.1 negative manual P 270 382.8279 38 -0.96 26
IV.MSAG.HHZ. 2013-03-25T07:21:47.52 0.3 negative manual P 269 369.3525 38 -0.9 21
IV.MRVN.HHZ. 2013-03-25T07:21:46.02 0.6 positive manual P 257 357.975 38 -0.98 13
MN.PDG.HLZ. 2013-03-25T07:21:28.46 0.3 undecidable manual S 306 111.8991 50 0.25 90
MN.TIR.HHZ. 2013-03-25T07:21:16.88 0.3 undecidable manual S 217 69.7746 50 -0.1 100
MN.PDG.HLZ. 2013-03-25T07:21:14.55 0.3 undecidable manual P 306 111.8991 50 0.1 92
MN.TIR.HHZ. 2013-03-25T07:21:08.56 0.3 undecidable manual P 217 69.7746 50 0.59 89
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ACER.HHN. ML:4.5 0.00188 0.64 AML other m 2013-03-25T07:22:58.03
IV.ACER.HNN. ML:4.4 0.00182 0.64 AML other m 2013-03-25T07:22:58.03
IV.ACER.HHE. ML:4.5 0.00185 0.48 AML other m 2013-03-25T07:23:04.74
IV.ACER.HNE. ML:4.4 0.001815 0.48 AML other m 2013-03-25T07:23:04.74
IV.AMUR.HHN. ML:4.1 0.0011899999999999999 0.5 AML other m 2013-03-25T07:22:15.40
IV.AMUR.HHE. ML:4.2 0.001615 0.48 AML other m 2013-03-25T07:22:17.53
IV.BSSO.HNN. ML:4.1 0.0004205 1.5 AML other m 2013-03-25T07:22:57.80
IV.BSSO.HHN. ML:3.7 0.0001725 1.52 AML other m 2013-03-25T07:22:57.80
IV.BSSO.HHE. ML:3.7 0.0001725 1.42 AML other m 2013-03-25T07:22:55.90
IV.BSSO.HNE. ML:4.2 0.000481 1.42 AML other m 2013-03-25T07:22:55.91
IV.CAFR.HHE. ML:4.7 0.0013900000000000002 0.74 AML other m 2013-03-25T07:23:28.56
IV.CAFR.HHN. ML:4.8 0.0016699999999999998 1.24 AML other m 2013-03-25T07:23:45.89
IV.CAMP.HHN. ML:4.4 0.00041400000000000003 0.4 AML other m 2013-03-25T07:23:16.10
IV.CAMP.HHE. ML:4.3 0.00034550000000000005 0.58 AML other m 2013-03-25T07:23:18.21
IV.CERA.HHN. ML:4.6 0.0009319999999999999 0.72 AML other m 2013-03-25T07:23:07.94
IV.CERA.HNN. ML:4.6 0.0009015 0.72 AML other m 2013-03-25T07:23:07.94
IV.CERA.HNE. ML:4.6 0.0009180000000000001 0.86 AML other m 2013-03-25T07:23:08.88
IV.CERA.HHE. ML:4.6 0.0009204999999999999 0.86 AML other m 2013-03-25T07:23:08.88
IV.CIGN.HHE. ML:4.0 0.00037 1.52 AML other m 2013-03-25T07:23:03.31
IV.CIGN.HHN. ML:4.0 0.0003915 1.58 AML other m 2013-03-25T07:23:25.25
IV.FAGN.HHE. ML:4.9 0.001645 0.82 AML other m 2013-03-25T07:23:12.32
IV.FAGN.HHN. ML:4.7 0.0010550000000000002 1.44 AML other m 2013-03-25T07:22:31.75
IV.MCEL.HNE. ML:4.1 0.000728 0.78 AML other m 2013-03-25T07:23:08.15
IV.MCEL.HNN. ML:4.0 0.0005155000000000001 0.62 AML other m 2013-03-25T07:23:06.87
IV.MCEL.HHN. ML:4.0 0.0005265 0.62 AML other m 2013-03-25T07:23:07.18
IV.MCEL.HHE. ML:4.1 0.0007165 0.76 AML other m 2013-03-25T07:23:08.15
IV.MELA.HNN. ML:4.5 0.00143 0.68 AML other m 2013-03-25T07:22:44.69
IV.MELA.HNE. ML:4.5 0.00146 0.54 AML other m 2013-03-25T07:23:18.86
IV.MELA.HHE. ML:4.5 0.0015249999999999999 0.54 AML other m 2013-03-25T07:23:18.86
IV.MELA.HHN. ML:4.5 0.00141 0.68 AML other m 2013-03-25T07:22:44.68
IV.MGR.HHE. ML:4.1 0.0005505 0.84 AML other m 2013-03-25T07:22:46.61
IV.MGR.HHN. ML:4.0 0.00046499999999999997 0.84 AML other m 2013-03-25T07:22:46.21
IV.MIDA.HHN. ML:4.2 0.0005295 0.44 AML other m 2013-03-25T07:22:58.80
IV.MIDA.HHE. ML:4.2 0.00048499999999999997 0.88 AML other m 2013-03-25T07:23:03.49
IV.MRB1.HNN. ML:4.3 0.0008795000000000001 0.74 AML other m 2013-03-25T07:23:08.46
IV.MRB1.HNE. ML:4.3 0.0007875000000000001 1.58 AML other m 2013-03-25T07:22:54.15
IV.MRB1.HHE. ML:4.3 0.0007689999999999999 0.48 AML other m 2013-03-25T07:22:55.29
IV.MRB1.HHN. ML:4.4 0.0009225000000000001 0.44 AML other m 2013-03-25T07:22:50.99
IV.MRVN.HHN. ML:3.8 0.000541 1.44 AML other m 2013-03-25T07:22:49.32
IV.MRVN.HHE. ML:3.9 0.0006615 0.54 AML other m 2013-03-25T07:22:39.46
IV.MSAG.HNN. ML:4.4 0.0019199999999999998 0.6 AML other m 2013-03-25T07:22:56.78
IV.MSAG.HHN. ML:4.4 0.0019100000000000002 0.68 AML other m 2013-03-25T07:22:56.78
IV.MSAG.HHE. ML:4.1 0.0009385000000000001 0.66 AML other m 2013-03-25T07:23:05.86
IV.MSAG.HNE. ML:4.1 0.0008864999999999999 0.48 AML other m 2013-03-25T07:22:54.53
IV.PALZ.HHE. ML:4.6 0.0024249999999999996 1.02 AML other m 2013-03-25T07:23:03.20
IV.PALZ.HHN. ML:4.6 0.0025150000000000003 0.72 AML other m 2013-03-25T07:22:53.00
IV.PAOL.HHE. ML:4.2 0.0004355 0.36 AML other m 2013-03-25T07:22:58.54
IV.PAOL.HNE. ML:4.2 0.00046399999999999995 0.38 AML other m 2013-03-25T07:22:58.54
IV.PAOL.HNN. ML:4.2 0.0004925000000000001 0.44 AML other m 2013-03-25T07:22:56.06
IV.PAOL.HHN. ML:4.2 0.000477 1.2 AML other m 2013-03-25T07:22:56.06
IV.PIGN.HNN. ML:4.1 0.0003115 1.58 AML other m 2013-03-25T07:23:00.65
IV.PIGN.HHN. ML:4.0 0.000292 1.58 AML other m 2013-03-25T07:23:00.66
IV.PIGN.HHE. ML:4.1 0.0003035 0.8 AML other m 2013-03-25T07:23:02.04
IV.PIGN.HNE. ML:4.0 0.0002855 0.38 AML other m 2013-03-25T07:22:10.32
IV.POFI.HHN. ML:4.0 0.0001895 1.58 AML other m 2013-03-25T07:23:08.60
IV.POFI.HHE. ML:4.3 0.000441 0.78 AML other m 2013-03-25T07:23:09.31
IV.PSB1.HHE. ML:4.0 0.0003845 1.42 AML other m 2013-03-25T07:22:52.22
IV.PSB1.HHN. ML:4.0 0.000341 0.68 AML other m 2013-03-25T07:22:58.83
IV.PTQR.HHN. ML:4.0 0.0001815 0.6 AML other m 2013-03-25T07:23:14.57
IV.PTQR.HHE. ML:4.1 0.0002035 1.5 AML other m 2013-03-25T07:23:24.98
IV.PTRJ.HHE. ML:4.6 0.00134 0.3 AML other m 2013-03-25T07:22:07.43
IV.PTRJ.HHN. ML:4.7 0.001605 0.6 AML other m 2013-03-25T07:22:59.26
IV.RNI2.HNN. ML:4.2 0.00045699999999999994 0.68 AML other m 2013-03-25T07:23:21.89
IV.RNI2.HNE. ML:4.3 0.000499 1.1 AML other m 2013-03-25T07:23:03.58
IV.RNI2.HHE. ML:4.3 0.00048350000000000004 0.36 AML other m 2013-03-25T07:23:01.66
IV.RNI2.HHN. ML:4.2 0.0004645 0.7 AML other m 2013-03-25T07:23:21.54
IV.SALB.HNE. ML:4.1 0.000658 1.04 AML other m 2013-03-25T07:22:37.69
IV.SALB.HHN. ML:4.0 0.0006094999999999999 0.52 AML other m 2013-03-25T07:22:36.19
IV.SALB.HNN. ML:4.0 0.000592 0.52 AML other m 2013-03-25T07:22:36.19
IV.SALB.HHE. ML:4.1 0.0006905 1.06 AML other m 2013-03-25T07:22:37.68
IV.SGG.HHE. ML:4.4 0.0006545000000000001 0.46 AML other m 2013-03-25T07:23:03.73
IV.SGG.HHN. ML:4.4 0.000748 1.58 AML other m 2013-03-25T07:23:00.16
IV.SGRT.HHE. ML:4.2 0.000988 0.52 AML other m 2013-03-25T07:22:56.74
IV.SGRT.HHN. ML:4.1 0.0008035 0.54 AML other m 2013-03-25T07:22:55.13
IV.SLCN.HHE. ML:4.3 0.0010775000000000001 0.5 AML other m 2013-03-25T07:23:13.55
IV.SLCN.HHN. ML:4.1 0.0006485 0.54 AML other m 2013-03-25T07:22:58.96
IV.SMA1.EHE. ML:4.7 0.0008385 0.6 AML other m 2013-03-25T07:23:31.36
IV.SMA1.EHN. ML:4.7 0.0007995 0.38 AML other m 2013-03-25T07:23:23.30
IV.TERO.HHN. ML:4.0 0.00021850000000000003 0.4 AML other m 2013-03-25T07:23:11.03
IV.TERO.HHE. ML:3.9 0.0001625 1.58 AML other m 2013-03-25T07:23:21.16
IV.VCEL.EHE. ML:4.6 0.0008185 0.48 AML other m 2013-03-25T07:23:11.97
IV.VCEL.EHN. ML:4.4 0.0005695 0.58 AML other m 2013-03-25T07:23:09.25
IV.VVLD.HHE. ML:4.2 0.0003215 0.98 AML other m 2013-03-25T07:23:13.00
IV.VVLD.HHN. ML:4.3 0.0004275 0.74 AML other m 2013-03-25T07:23:11.97
TDMT - Time Domain Moment Tensor

TDMT details

Field Value
MagnitudeMw 3.83
Scalar Moment6.88179E+21 dyne-cm
Computed depth27 km
QualityCb
Variance Reduction59.02%
Double Couple57%
CLVD43%
ISO0%
Model usedCIA
Modemanual
Statusreviewed

Moment Tensor Components

Component Value
Mrr2.9304E+21
Mtt-4.1996E+21
Mpp1.2692E+21
Mrt3.9113E+21
Mrp4.3789E+21
Mtp9.99E+20

Nodal Planes

Name Strike Dip Rake
PN1587762
PN230630154

Fault Plane solution

Focal Mechanism

psmeca (GMT documentation)

20.3413 41.8435 27 58 77 62 306 30 154 6.88179 21 20.8413 42.3435

TDMT references

More info and references

PDF Solution

Download TDMT soution in PDF format
Download TDMT soution in PDF format

Station Distribution

Station Distribution

TDMT station details

Sta Dist Azi V R zcor
PDG 110.5 306.4 63.22% 193
VTS 253.9 69.2 75.15% 212
FNA 146.7 143.1 51.51% 202
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