Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.4 on date 25-09-2014 and time 08:56:54 (Italy) in region 3 km N Aisone (CN)

A magnitude ML 2.4 earthquake occured in region: 3 km N Aisone (CN), on

  • 25-09-2014 06:56:54 (UTC)
  • 25-09-2014 08:56:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3460, 7.2190 at 8 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Aisone CN 4 248 248
Vinadio CN 5 644 892
Demonte CN 7 2003 2895
Castelmagno CN 7 66 2961
Pradleves CN 10 250 3211
Monterosso Grana CN 11 505 3716
Sambuco CN 11 92 3808
Valloriate CN 13 109 3917
Moiola CN 14 234 4151
Rittana CN 15 109 4260
Pietraporzio CN 15 77 4337
Valgrana CN 15 786 5123
Gaiola CN 15 582 5705
Celle di Macra CN 16 100 5805
Cartignano CN 16 190 5995
Marmora CN 16 68 6063
Valdieri CN 16 935 6998
Montemale di Cuneo CN 16 241 7239
San Damiano Macra CN 16 430 7669
Canosio CN 16 80 7749
Macra CN 18 59 7808
Roccabruna CN 18 1585 9393
Roccasparvera CN 18 741 10134
Dronero CN 18 7035 17169
Bernezzo CN 18 4104 21273
Entracque CN 18 774 22047
Caraglio CN 19 6836 28883
Stroppo CN 19 103 28986

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km W of Cuneo (56081 inhabitants)
74 Km NW of Sanremo (54807 inhabitants)
82 Km SW of Moncalieri (57294 inhabitants)
89 Km SW of Torino (890529 inhabitants)
100 Km SW of Asti (76202 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 2.4 2014-09-25
06:56:54		 44.3455 7.2188 8 2015-09-21
09:39:02		 Bollettino Sismico Italiano INGV 17871601
Reviewed
Rev100 		ML 2.4 2014-09-25
06:56:54		 44.3308 7.1973 9 2014-10-21
12:08:56		 Sala Sismica INGV-Roma 8514811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2014-09-25 06:56:54 ± 0.1
Latitude 44.3455 ± 0.0081
Longitude 7.2188 ± 0.0126
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 17871601

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1291
Semi-minor axis of confidence ellipse (meter) 119
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 228
Circular confidence region, given by single value of horizontal uncertainty (meter) 1290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.12591
Epicentral distance of station farthest from the epicenter (degree) 1.11066
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 25
Type of magnitude ML
Reference to an origin 17871601
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-03-19 14:04:20

ML:2.4

Field Value
Value 2.4
Uncertainty 0.3
Num. used stations 25
Type of magnitude ML
Reference to an origin 8514811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2014-09-25 07:09:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
RD.ORIF.BHZ. 2014-09-25T06:57:30.42 0.6 undecidable manual S 301 123.2877 50 -0.55 37
GU.FINB.HHZ. 2014-09-25T06:57:22.16 0.6 undecidable manual S 102 89.8434 50 0.12 43
GU.RORO.HHZ. 2014-09-25T06:57:17.72 0.3 undecidable manual S 111 72.1722 50 0.41 63
GU.RRL.HHZ. 2014-09-25T06:57:17.37 0.3 undecidable manual S 332 72.1722 50 0.04 68
RD.ORIF.BHZ. 2014-09-25T06:57:16.39 0.3 undecidable manual P 301 123.2877 50 0.63 53
IV.IMI.HHZ. 2014-09-25T06:57:16.75 0.6 undecidable manual S 132 72.1722 50 -0.57 40
GU.MGRO.HHZ. 2014-09-25T06:57:13.29 0.6 undecidable manual S 125 57.6978 50 -0.16 46
GU.BHB.HHZ. 2014-09-25T06:57:12.07 0.6 undecidable manual S 4 54.4011 50 -0.51 43
GU.FINB.HHZ. 2014-09-25T06:57:11.08 0.1 undecidable manual P 102 89.8434 50 0.47 80
GU.GBOS.HHZ. 2014-09-25T06:57:11.46 0.6 undecidable manual S 103 50.616 50 -0.11 47
MN.BNI.HHZ. 2014-09-25T06:57:10.66 1.0 positive manual P 332 89.244 50 0.15 22
GU.RSP.HHZ. 2014-09-25T06:57:10.05 0.1 negative manual P 2 89.1441 50 -0.44 81
FR.SAOF.HHZ. 2014-09-25T06:57:09.74 3.0 undecidable manual S 47.9187 -0.81 0
GU.RORO.HHZ. 2014-09-25T06:57:08.24 0.1 positive manual P 111 72.1722 50 0.36 85
GU.RRL.HHZ. 2014-09-25T06:57:07.76 0.1 undecidable manual P 332 72.1722 50 -0.13 90
IV.IMI.HHZ. 2014-09-25T06:57:07.94 0.1 positive manual P 132 72.1722 50 0.05 91
GU.BHB.HHZ. 2014-09-25T06:57:05.15 0.1 negative manual P 4 54.4011 50 0 95
GU.MGRO.HHZ. 2014-09-25T06:57:05.50 0.1 undecidable manual P 125 57.6978 50 -0.15 92
GU.GBOS.HHZ. 2014-09-25T06:57:04.58 0.1 positive manual P 103 50.616 50 0.01 95
FR.SAOF.HHZ. 2014-09-25T06:57:03.92 3.0 positive manual P 47.9187 -0.01 0
GU.ENR.HHZ. 2014-09-25T06:57:02.42 0.6 undecidable manual S 129 20.7681 112 -0.33 47
GU.PZZ.HHZ. 2014-09-25T06:57:02.34 0.6 undecidable manual S 336 19.6692 113 -0.07 50
GU.STV.HHZ. 2014-09-25T06:57:00.22 0.6 undecidable manual S 142 13.9749 121 -0.43 47
GU.ENR.HHZ. 2014-09-25T06:56:59.41 0.1 positive manual P 129 20.7681 112 -0.06 100
GU.PZZ.HHZ. 2014-09-25T06:56:59.58 0.1 negative manual P 336 19.6692 113 0.31 95
GU.STV.HHZ. 2014-09-25T06:56:58.36 0.1 undecidable manual P 142 13.9749 121 0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.BHB.HHE. ML:2.6 0.0008795 1.44 AML other m 2014-09-25T06:57:12.22
GU.BHB.HHN. ML:2.5 0.0008185 0.28 AML other m 2014-09-25T06:57:12.40
MN.BNI.HHE. ML:1.9 0.00008575 0.22 AML other m 2014-09-25T06:57:23.79
MN.BNI.HHN. ML:1.8 0.00007585 0.66 AML other m 2014-09-25T06:57:25.79
GU.CIRO.HHE. ML:1.8 0.00004025 0.56 AML other m 2014-09-25T06:57:37.66
GU.CIRO.HHN. ML:1.7 0.000028250000000000002 0.42 AML other m 2014-09-25T06:57:43.27
GU.ENR.HHN. ML:2.7 0.00397 1.16 AML other m 2014-09-25T06:57:02.70
GU.ENR.HHE. ML:2.6 0.00316 0.86 AML other m 2014-09-25T06:57:02.96
GU.FINB.HHE. ML:2.4 0.0002825 0.32 AML other m 2014-09-25T06:57:24.48
GU.FINB.HHN. ML:2.3 0.0002545 0.3 AML other m 2014-09-25T06:57:25.86
GU.GBOS.HHE. ML:2.4 0.0006345 0.34 AML other m 2014-09-25T06:57:12.22
GU.GBOS.HHN. ML:2.6 0.0010789999999999999 1 AML other m 2014-09-25T06:57:11.82
GU.GORR.HHN. ML:2.2 0.00007125 0.5 AML other m 2014-09-25T06:57:53.28
GU.GORR.HHE. ML:2.2 0.00007025000000000001 0.74 AML other m 2014-09-25T06:57:57.02
IV.IMI.HHE. ML:2.9 0.0014199999999999998 0.44 AML other m 2014-09-25T06:57:17.99
IV.IMI.HHN. ML:3.2 0.002355 0.56 AML other m 2014-09-25T06:57:18.28
GU.LSD.HHN. ML:2.2 0.0001215 0.94 AML other m 2014-09-25T06:57:33.01
GU.LSD.HHE. ML:2.4 0.0001825 0.4 AML other m 2014-09-25T06:57:34.18
GU.MGRO.HHN. ML:2.7 0.0010595 0.46 AML other m 2014-09-25T06:57:14.19
GU.MGRO.HHE. ML:2.7 0.0011045 0.22 AML other m 2014-09-25T06:57:14.22
CH.MMK.HHN. ML:1.8 0.0000203 1.1 AML other m 2014-09-25T06:58:00.88
CH.MMK.HHE. ML:1.7 0.000015095 1.58 AML other m 2014-09-25T06:58:05.33
IV.MRGE.HHN. ML:2.1 0.00005985 0.72 AML other m 2014-09-25T06:57:47.88
IV.MRGE.HHE. ML:2.2 0.00006264999999999999 1.5 AML other m 2014-09-25T06:57:47.46
RD.ORIF.BHN. ML:2.2 0.0001053 1.4 AML other m 2014-09-25T06:57:39.33
RD.ORIF.BHE. ML:2.3 0.00014500000000000003 0.88 AML other m 2014-09-25T06:57:36.65
GU.PCP.HHE. ML:2.2 0.000131 1.4 AML other m 2014-09-25T06:57:29.72
GU.PCP.HHN. ML:2.2 0.00015050000000000003 1.36 AML other m 2014-09-25T06:57:30.73
RD.PGF.BHE. ML:2.3 0.000039 1.24 AML other m 2014-09-25T06:57:59.01
RD.PGF.BHN. ML:2.4 0.000047850000000000004 0.88 AML other m 2014-09-25T06:57:59.35
GU.PZZ.HHN. ML:2.9 0.00695 0.36 AML other m 2014-09-25T06:57:02.62
GU.PZZ.HHE. ML:2.8 0.005715 0.82 AML other m 2014-09-25T06:57:03.04
IV.QLNO.HHN. ML:2.3 0.0002415 0.16 AML other m 2014-09-25T06:57:23.92
IV.QLNO.HHE. ML:2.4 0.0003205 1.04 AML other m 2014-09-25T06:57:24.04
GU.RORO.HHE. ML:2.5 0.000459 0.5 AML other m 2014-09-25T06:57:18.24
GU.RORO.HHN. ML:2.6 0.000642 1.14 AML other m 2014-09-25T06:57:18.77
GU.ROTM.HHE. ML:3.2 0.001425 0.34 AML other m 2014-09-25T06:57:29.56
GU.ROTM.HHN. ML:3.2 0.0016349999999999997 0.34 AML other m 2014-09-25T06:57:30.13
GU.RRL.HHN. ML:2.1 0.00018449999999999999 1 AML other m 2014-09-25T06:57:19.71
GU.RRL.HHE. ML:2.2 0.0002335 1.04 AML other m 2014-09-25T06:57:21.02
GU.RSP.HHE. ML:2.3 0.000236 1.16 AML other m 2014-09-25T06:57:22.30
GU.RSP.HHN. ML:2.3 0.000246 0.16 AML other m 2014-09-25T06:57:22.30
FR.SAOF.HHE.00 ML:2.5 0.0008905 0.3 AML other m 2014-09-25T06:57:10.80
FR.SAOF.HHN.00 ML:2.3 0.0006450000000000001 0.5 AML other m 2014-09-25T06:57:11.12
GU.SATI.HHN. ML:1.6 0.0000174 0.2 AML other m 2014-09-25T06:57:27.61
GU.SATI.HHE. ML:1.7 0.000020450000000000002 0.82 AML other m 2014-09-25T06:57:48.28
GU.STV.HHN. ML:2.6 0.004685000000000001 0.3 AML other m 2014-09-25T06:57:00.30
GU.STV.HHE. ML:2.6 0.003845 0.26 AML other m 2014-09-25T06:57:00.48
GU.TRAV.HHN. ML:2.1 0.00007225 0.26 AML other m 2014-09-25T06:57:38.99
GU.TRAV.HHE. ML:2.0 0.00006035 0.26 AML other m 2014-09-25T06:57:40.06
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
Waveforms Seismic signals in miniseed + resp format Download