Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 4.4 on date 07-05-2012 and time 07:40:40 (UTC) in region Mar Ionio Meridionale (MARE)

A magnitude ML 4.4 earthquake occured in region: Mar Ionio Meridionale (MARE), on

  • 07-05-2012 07:40:40 (UTC)
  • 07-05-2012 09:40:40 (UTC +02:00) Italian time
  • 07-05-2012 10:40:40 (UTC +03:00) local time in the region of the earthquake (Europe/Athens)

and geographic coordinates (lat, lon) 36.7460, 21.1300 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 		ML 4.4 2012-05-07
07:40:40		 36.7457 21.1297 10 2014-09-19
08:14:18		 Bollettino Sismico Italiano INGV 2527841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2012-05-07 07:40:40 ± 0.43
Latitude 36.7457 ± 0.0288
Longitude 21.1297 ± 0.0359
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 2527841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3380
Semi-minor axis of confidence ellipse (meter) 2970
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 316
Circular confidence region, given by single value of horizontal uncertainty (meter) 3380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 321
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 4.08382
Epicentral distance of station farthest from the epicenter (degree) 5.80872
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 30
Magnitude information

ML:4.4

Field Value
Value 4.4
Uncertainty 0.3
Num. used stations 25
Type of magnitude ML
Reference to an origin 2527841
Agency INGV
Autore Manually reviewed by Franco Mele
Time of creation (UTC) 2014-09-18 12:40:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MPAZ.HHZ. 2012-05-07T07:42:33.10 0.6 undecidable manual S 288 470.973 -0.21 49
MN.TIP.HHZ. 2012-05-07T07:42:33.31 0.6 undecidable manual S 307 467.6763 0.71 42
IV.PLAC.HHZ. 2012-05-07T07:42:29.05 0.6 undecidable manual S 296 453.3018 -0.45 47
IV.PALZ.HHZ. 2012-05-07T07:42:06.50 0.3 undecidable manual P 318 644.7657 -0.57 49
IV.PLLN.SHZ. 2012-05-07T07:42:06.15 0.3 undecidable manual P 285 630.9906 0.8 46
IV.MRVN.HHZ. 2012-05-07T07:42:05.52 0.3 undecidable manual P 320 640.2813 -0.99 41
IV.BULG.HHZ. 2012-05-07T07:42:04.01 0.6 undecidable manual P 308 621.3114 -0.14 38
IV.MGR.HHZ. 2012-05-07T07:42:03.05 0.6 undecidable manual P 310 612.9198 -0.06 39
IV.AMUR.HHZ. 2012-05-07T07:42:01.01 1.0 undecidable manual P 321 604.6392 -1.06 14
IV.MIGL.HHZ. 2012-05-07T07:42:00.68 0.3 undecidable manual P 318 589.5654 0.48 57
IV.GALF.HHZ. 2012-05-07T07:42:00.42 0.1 undecidable manual P 282 589.2657 0.26 79
IV.MSFR.HHZ. 2012-05-07T07:42:00.63 0.3 undecidable manual P 286 593.3616 -0.04 62
GE.MATE.HHZ. 2012-05-07T07:41:58.81 0.1 undecidable manual P 320 577.7883 0.08 84
IV.IVPL.HHZ. 2012-05-07T07:41:57.28 0.1 undecidable manual P 290 569.8962 -0.47 78
IV.MUCR.HHZ. 2012-05-07T07:41:57.51 0.1 undecidable manual P 287 569.4966 -0.19 83
IV.CET2.HHZ. 2012-05-07T07:41:55.69 0.1 undecidable manual P 306 546.5418 0.84 71
IV.MILZ.HHZ. 2012-05-07T07:41:54.60 0.3 undecidable manual P 290 545.6427 -0.13 66
IV.SALB.HHZ. 2012-05-07T07:41:54.49 0.3 undecidable manual P 311 541.8465 0.23 65
IV.NOV.HHZ. 2012-05-07T07:41:54.89 0.3 undecidable manual P 287 546.7416 0.02 67
IV.MCSR.HHZ. 2012-05-07T07:41:53.76 0.1 undecidable manual P 288 539.7486 -0.24 87
IV.ATN.BHZ. 2012-05-07T07:41:52.15 0.3 undecidable manual P 289 522.6768 0.28 66
IV.MMME.HHZ. 2012-05-07T07:41:52.94 0.3 undecidable manual P 286 534.465 -0.4 63
IV.JOPP.HHZ. 2012-05-07T07:41:49.47 0.1 undecidable manual P 296 504.2175 -0.11 94
IV.CELI.HHZ. 2012-05-07T07:41:49.03 0.6 undecidable manual P 308 499.3224 0.06 48
IV.MSCL.HHZ. 2012-05-07T07:41:48.74 0.1 negative manual P 291 497.8239 -0.04 97
IV.GMB.BHZ. 2012-05-07T07:41:48.22 0.1 undecidable manual P 290 492.4404 0.11 96
IV.PIPA.HHZ. 2012-05-07T07:41:46.43 0.1 undecidable manual P 310 483.4494 -0.57 87
IV.GRI.EHZ. 2012-05-07T07:41:46.55 0.3 undecidable manual P 301 472.4715 0.93 57
IV.MPAZ.HHZ. 2012-05-07T07:41:45.68 0.6 undecidable manual P 288 470.973 0.24 48
IV.SOI.EHZ. 2012-05-07T07:41:45.49 0.1 undecidable manual P 290 470.5734 0.1 99
IV.LADO.EHZ. 2012-05-07T07:41:44.47 0.3 undecidable manual P 309 458.7963 0.54 69
MN.TIP.HHZ. 2012-05-07T07:41:44.94 0.1 undecidable manual P 307 467.6763 -0.09 100
IV.PLAC.HHZ. 2012-05-07T07:41:42.90 0.1 undecidable manual P 296 453.3018 -0.34 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LADO.EHN. ML:3.5 0.000124 1.16 AML other m 2012-05-07T07:42:33.40
MN.TIP.HHN. ML:3.8 0.000203 0.3 AML other m 2012-05-07T07:42:36.24
IV.SERS.HHE. ML:4.1 0.000458 0.38 AML other m 2012-05-07T07:42:37.31
IV.PIPA.HHE. ML:4.2 0.000526 0.78 AML other m 2012-05-07T07:42:37.41
IV.PLAC.HHN. ML:4.2 0.000569 1.14 AML other m 2012-05-07T07:42:37.57
IV.SERS.HHN. ML:4.1 0.0004215 0.32 AML other m 2012-05-07T07:42:38.32
IV.PLAC.HHE. ML:4.1 0.000536 0.38 AML other m 2012-05-07T07:42:38.38
IV.LADO.EHE. ML:3.5 0.0001295 0.98 AML other m 2012-05-07T07:42:38.63
IV.PIPA.HNN. ML:4.2 0.000496 0.9 AML other m 2012-05-07T07:42:38.96
IV.GRI.EHE. ML:4.2 0.000526 0.36 AML other m 2012-05-07T07:42:39.63
IV.PIPA.HNE. ML:4.2 0.000546 1.16 AML other m 2012-05-07T07:42:39.86
IV.GRI.EHN. ML:4.1 0.00041000000000000005 1 AML other m 2012-05-07T07:42:40.47
IV.PIPA.HHN. ML:4.1 0.000442 0.26 AML other m 2012-05-07T07:42:40.09
IV.MPAZ.HHN. ML:4.4 0.0008215 0.88 AML other m 2012-05-07T07:42:40.15
MN.TIP.HHE. ML:3.8 0.000244 0.98 AML other m 2012-05-07T07:42:41.56
IV.JOPP.HHN. ML:4.2 0.00046449999999999996 1.02 AML other m 2012-05-07T07:42:41.35
IV.JOPP.HHE. ML:4.2 0.00047099999999999996 1.4 AML other m 2012-05-07T07:42:41.82
IV.SOI.EHN. ML:3.8 0.00023999999999999998 0.94 AML other m 2012-05-07T07:42:41.90
IV.GMB.BHE. ML:5.0 0.0029950000000000003 0.76 AML other m 2012-05-07T07:42:42.70
IV.MSCL.HHE. ML:4.5 0.0009515 1.02 AML other m 2012-05-07T07:42:43.73
IV.MPAZ.HHE. ML:4.4 0.000871 0.48 AML other m 2012-05-07T07:42:43.65
IV.GMB.BHN. ML:4.8 0.0021349999999999997 0.6 AML other m 2012-05-07T07:42:49.42
IV.MSCL.HHN. ML:4.5 0.0009175 0.96 AML other m 2012-05-07T07:42:49.21
IV.CELI.HHE. ML:4.4 0.0007275000000000001 0.94 AML other m 2012-05-07T07:42:51.45
IV.CET2.HHE. ML:4.8 0.0014100000000000002 0.36 AML other m 2012-05-07T07:42:51.70
IV.CELI.HHN. ML:4.4 0.0007379999999999999 1.1 AML other m 2012-05-07T07:42:52.09
IV.SALB.HHN. ML:4.3 0.000444 0.26 AML other m 2012-05-07T07:42:53.50
IV.ATN.BHN. ML:4.2 0.000384 0.28 AML other m 2012-05-07T07:42:53.74
IV.ATN.BHE. ML:4.2 0.0003845 0.28 AML other m 2012-05-07T07:42:53.74
IV.SALB.HHE. ML:4.3 0.000423 0.32 AML other m 2012-05-07T07:42:54.48
IV.CET2.HHN. ML:4.9 0.0018199999999999998 1.34 AML other m 2012-05-07T07:42:54.63
IV.MCSR.HHE. ML:4.7 0.001125 0.32 AML other m 2012-05-07T07:42:56.73
IV.MCSR.HHN. ML:4.9 0.001785 0.34 AML other m 2012-05-07T07:42:57.43
IV.MMME.HHN. ML:4.3 0.00042100000000000004 1.1 AML other m 2012-05-07T07:42:57.30
IV.NOV.HHE. ML:4.6 0.0008085 0.74 AML other m 2012-05-07T07:42:57.51
GE.MATE.HHN. ML:4.3 0.00035850000000000004 1.58 AML other m 2012-05-07T07:42:58.16
IV.MILZ.HHN. ML:4.6 0.000797 1.12 AML other m 2012-05-07T07:42:59.35
IV.SOI.EHE. ML:5.5 0.010585 0.58 AML other m 2012-05-07T07:42:59.98
IV.NOV.HHN. ML:4.5 0.0006355 1.12 AML other m 2012-05-07T07:43:00.01
GE.MATE.HHE. ML:4.3 0.00036449999999999997 1.34 AML other m 2012-05-07T07:43:01.75
IV.MMME.HHE. ML:4.2 0.00039749999999999996 0.74 AML other m 2012-05-07T07:43:03.82
IV.MIGL.HHE. ML:4.7 0.0008885000000000001 1.1 AML other m 2012-05-07T07:43:04.07
IV.MILZ.HHE. ML:4.5 0.0007335 0.76 AML other m 2012-05-07T07:43:04.51
IV.MUCR.HHE. ML:4.4 0.0005064999999999999 0.46 AML other m 2012-05-07T07:43:06.42
IV.MUCR.HHN. ML:4.6 0.0007065 0.52 AML other m 2012-05-07T07:43:06.54
IV.IVPL.HHE. ML:5.0 0.00191 1.08 AML other m 2012-05-07T07:43:08.22
IV.IVPL.HHN. ML:5.2 0.0028 0.36 AML other m 2012-05-07T07:43:08.50
IV.MSFR.HHN. ML:4.2 0.00023549999999999998 0.88 AML other m 2012-05-07T07:43:13.52
IV.MSFR.HHE. ML:4.1 0.00021050000000000002 1 AML other m 2012-05-07T07:43:14.27
IV.GALF.HHE. ML:4.4 0.0004395 0.48 AML other m 2012-05-07T07:43:16.51
IV.GALF.HHN. ML:4.5 0.0005295 0.7 AML other m 2012-05-07T07:43:19.27
IV.MIGL.HHN. ML:4.8 0.0010789999999999999 1.16 AML other m 2012-05-07T07:43:21.39
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