Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 04-06-2014 and time 21:43:21 (UTC) in region Confine Italia Francia (FRANCIA)

A magnitude ML 2.1 earthquake occured in region: Confine Italia Francia (FRANCIA), on

  • 04-06-2014 21:43:21 (UTC)
  • 04-06-2014 23:43:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4830, 6.7260 at 9 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.

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Municipalities within 20 km from the epicenter

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
66 Km W of Cuneo (56081 inhabitants)
95 Km SW of Moncalieri (57294 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 2.1 2014-06-04
21:43:21		 44.4832 6.7257 9 2015-09-21
09:37:39		 Bollettino Sismico Italiano INGV 16944501
Reviewed
Rev100 		ML 2.0 2014-06-04
21:43:22		 44.4987 6.7692 9 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 6705631
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-06-04 21:43:21 ± 0.27
Latitude 44.4832 ± 0.0099
Longitude 6.7257 ± 0.0126
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 16944501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1248
Semi-minor axis of confidence ellipse (meter) 469
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 220
Circular confidence region, given by single value of horizontal uncertainty (meter) 1250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 174
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.27969
Epicentral distance of station farthest from the epicenter (degree) 0.94699
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 16944501
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-02-09 10:28:34

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 6705631
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-06-04 21:49:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
FR.SAOF.HHZ. 2014-06-04T21:43:48.22 3.0 undecidable manual S 83.8494 0.69 0
GU.RSP.HHZ. 2014-06-04T21:43:47.55 0.3 undecidable manual S 30 85.1481 50 0.38 63
RD.ORIF.BHE. 2014-06-04T21:43:45.45 0.3 undecidable manual S 306 82.3509 50 -0.97 51
MN.BNI.HHZ. 2014-06-04T21:43:41.84 0.6 undecidable manual S 357 63.1923 50 0.52 42
GU.NEGI.HHE. 2014-06-04T21:43:40.18 0.1 undecidable manual P 132 105.117 50 0.81 69
GU.BHB.HHZ. 2014-06-04T21:43:39.48 0.3 undecidable manual S 47 57.6978 50 -0.36 66
GU.STV.HHZ. 2014-06-04T21:43:38.07 0.3 undecidable manual S 119 54.4011 50 -0.91 55
GU.RRL.HHZ. 2014-06-04T21:43:37.29 0.3 undecidable manual S 6 48.8178 50 -0.19 70
GU.RSP.HHZ. 2014-06-04T21:43:36.80 0.1 undecidable manual P 30 85.1481 50 0.51 82
FR.SAOF.HHZ. 2014-06-04T21:43:36.99 3.0 positive manual P 83.8494 0.23 0
IV.DOI.HHE. 2014-06-04T21:43:35.56 0.6 undecidable manual S 87 41.3253 50 0.09 48
RD.ORIF.BHE. 2014-06-04T21:43:35.72 0.1 positive manual P 306 82.3509 50 -0.14 89
GU.BHB.HHZ. 2014-06-04T21:43:32.16 0.1 undecidable manual P 47 57.6978 50 0.1 94
GU.ENR.HHZ. 2014-06-04T21:43:32.93 0.1 positive manual P 117 61.9935 50 0.2 91
GU.PZZ.HHZ. 2014-06-04T21:43:32.06 0.3 undecidable manual S 85 31.0467 105 -0.53 67
MN.BNI.HHZ. 2014-06-04T21:43:32.97 0.1 undecidable manual P 357 63.1923 50 0.05 94
GU.STV.HHZ. 2014-06-04T21:43:31.71 0.1 positive manual P 119 54.4011 50 0.15 93
GU.RRL.HHZ. 2014-06-04T21:43:30.75 0.1 positive manual P 6 48.8178 50 0.05 96
IV.DOI.HHE. 2014-06-04T21:43:29.37 0.1 undecidable manual P 87 41.3253 50 -0.17 95
GU.PZZ.HHZ. 2014-06-04T21:43:27.86 0.1 positive manual P 85 31.0467 105 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.BHB.HHN. ML:2.0 0.00020500000000000002 0.26 AML other m 2014-06-04T21:43:39.59
GU.BHB.HHE. ML:2.0 0.0002315 1.5 AML other m 2014-06-04T21:43:41.08
MN.BNI.HHN. ML:1.5 0.0000668 0.72 AML other m 2014-06-04T21:43:42.51
MN.BNI.HHE. ML:1.6 0.0000741 1.44 AML other m 2014-06-04T21:43:42.19
GU.ENR.HHN. ML:2.2 0.00029800000000000003 1.48 AML other m 2014-06-04T21:43:41.83
GU.ENR.HHE. ML:2.2 0.0003005 0.88 AML other m 2014-06-04T21:43:42.52
GU.PZZ.HHN. ML:2.4 0.001105 0.34 AML other m 2014-06-04T21:43:32.70
GU.PZZ.HHE. ML:2.4 0.0012250000000000002 0.6 AML other m 2014-06-04T21:43:33.58
GU.RRL.HHN. ML:2.1 0.000319 0.24 AML other m 2014-06-04T21:43:38.59
GU.RRL.HHE. ML:2.1 0.00033 1.3 AML other m 2014-06-04T21:43:38.94
GU.RSP.HHN. ML:2.0 0.0001255 0.88 AML other m 2014-06-04T21:43:49.40
GU.RSP.HHE. ML:2.0 0.00013700000000000002 0.6 AML other m 2014-06-04T21:43:51.36
FR.SAOF.HHN.00 ML:2.1 0.00015099999999999998 0.28 AML other m 2014-06-04T21:43:49.53
FR.SAOF.HHE.00 ML:2.2 0.000183 0.24 AML other m 2014-06-04T21:43:49.52
GU.STV.HHN. ML:2.0 0.000265 0.14 AML other m 2014-06-04T21:43:38.72
GU.STV.HHE. ML:2.0 0.0002155 0.44 AML other m 2014-06-04T21:43:38.78
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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