Earthquake with magnitude of ML 2.0 on date 22-05-2017 and time 17:57:35 (Italy) in region 3 km W Demonte (CN)

A magnitude ML 2.0 earthquake occured in region: 3 km W Demonte (CN), on

  • 22-05-2017 15:57:35 (UTC)
  • 22-05-2017 17:57:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3160, 7.2660 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Demonte CN 3 2003 2003
Aisone CN 4 248 2251
Vinadio CN 7 644 2895
Valloriate CN 9 109 3004
Moiola CN 10 234 3238
Valdieri CN 11 935 4173
Castelmagno CN 11 66 4239
Monterosso Grana CN 11 505 4744
Gaiola CN 12 582 5326
Rittana CN 12 109 5435
Pradleves CN 12 250 5685
Entracque CN 13 774 6459
Valgrana CN 14 786 7245
Roccasparvera CN 14 741 7986
Sambuco CN 15 92 8078
Bernezzo CN 16 4104 12182
Roaschia CN 16 107 12289
Montemale di Cuneo CN 16 241 12530
Vignolo CN 17 2600 15130
Caraglio CN 17 6836 21966
Roccavione CN 17 2761 24727
Cervasca CN 18 5013 29740
Borgo San Dalmazzo CN 18 12468 42208
Cartignano CN 18 190 42398
Dronero CN 19 7035 49433
Pietraporzio CN 19 77 49510
Roccabruna CN 19 1585 51095
San Damiano Macra CN 19 430 51525
Robilante CN 20 2306 53831
Celle di Macra CN 20 100 53931

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km W of Cuneo (56081 inhabitants)
69 Km NW of Sanremo (54807 inhabitants)
83 Km SW of Moncalieri (57294 inhabitants)
91 Km SW of Torino (890529 inhabitants)
97 Km W of Savona (61345 inhabitants)
99 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 2.0 2017-05-22
15:57:35
44.316 7.2662 10 2018-07-06
10:38:23
Bollettino Sismico Italiano INGV 53552391
Reviewed
Rev100
ML 2.0 2017-05-22
15:57:35
44.3237 7.275 10 2017-05-22
16:04:06
Sala Sismica INGV-Roma 45656191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-05-22 15:57:35 ± 0.14
Latitude 44.3160 ± 0.0090
Longitude 7.2662 ± 0.0163
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 53552391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1545
Semi-minor axis of confidence ellipse (meter) 169
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 234
Circular confidence region, given by single value of horizontal uncertainty (meter) 1550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 172
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.21319
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 34
Type of magnitude ML
Reference to an origin 53552391
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-01-30 12:09:31

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 45656191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-05-22 16:04:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
BA.PZUN.HNZ. 2017-05-22T15:59:26.39 3.0 undecidable manual Pn 4.4 0
IV.VENL.HNZ. 2017-05-22T15:59:26.08 3.0 undecidable manual Sn 7.14 0
IV.APEC.HHZ. 2017-05-22T15:59:21.51 3.0 undecidable manual Sn 2.37 0
IV.VBKN.HHZ. 2017-05-22T15:59:16.20 3.0 undecidable manual Pn 7.57 0
IV.IMOL.HNZ. 2017-05-22T15:59:09.80 3.0 undecidable manual Sn 5.08 0
MN.AQU.HHZ. 2017-05-22T15:59:01.03 3.0 positive manual Pg 12.3 0
IV.NDIM.HNZ. 2017-05-22T15:59:01.75 3.0 undecidable manual Sg 10.67 0
IV.SENI.EHZ. 2017-05-22T15:59:01.72 3.0 undecidable manual Pg 20.469999 0
IV.PE3.EHZ. 2017-05-22T15:58:49.37 3.0 positive manual Pg 15.32 0
IV.ZONE.HHZ. 2017-05-22T15:58:48.62 3.0 undecidable manual Sn 1.77 0
IV.ARVD.HHZ. 2017-05-22T15:58:41.62 3.0 undecidable manual Pn 2.64 0
RD.PGF.BHZ. 2017-05-22T15:58:37.08 3.0 undecidable manual Sn -2.51 0
IV.QLNO.HHZ. 2017-05-22T15:58:00.45 0.3 undecidable manual S 89 85.6476 50 -0.74 54
GU.CANO.HHZ. 2017-05-22T15:57:58.45 0.6 undecidable manual S 99 78.0663 50 -0.71 37
GU.RNCA.HHZ. 2017-05-22T15:57:58.80 0.3 undecidable manual P 82 134.6652 50 0.86 46
RD.ORIF.BHZ. 2017-05-22T15:57:58.14 3.0 positive manual P 0.58 0
GU.RRL.HHZ. 2017-05-22T15:57:58.56 0.3 undecidable manual S 331 76.8675 50 -0.28 64
GU.BURY.HHZ. 2017-05-22T15:57:55.05 0.6 undecidable manual S 159 63.5919 50 -0.23 44
GU.RORO.HHZ. 2017-05-22T15:57:55.64 0.6 undecidable manual S 109 67.4769 50 -0.69 38
IV.IMI.HHZ. 2017-05-22T15:57:55.80 0.6 undecidable manual S 132 67.1772 50 -0.45 42
GU.ROTM.HHZ. 2017-05-22T15:57:54.43 0.3 undecidable manual P 55 104.2179 50 1.18 43
GU.PCP.HHZ. 2017-05-22T15:57:53.63 0.1 undecidable manual P 76 104.3178 50 0.36 79
IV.MONC.HHZ. 2017-05-22T15:57:53.47 0.3 undecidable manual P 32 98.9232 50 1.04 46
GU.MGRO.HHZ. 2017-05-22T15:57:51.85 0.6 undecidable manual S 125 52.7028 50 -0.54 42
MN.BNI.HHZ. 2017-05-22T15:57:51.89 0.3 undecidable manual P 331 93.9393 50 0.24 62
IV.QLNO.HHZ. 2017-05-22T15:57:50.64 0.1 undecidable manual P 89 85.6476 50 0.25 84
GU.RRL.HHZ. 2017-05-22T15:57:49.02 0.1 undecidable manual P 331 76.8675 50 -0.01 89
GU.CANO.HHZ. 2017-05-22T15:57:49.38 0.1 positive manual P 99 78.0663 50 0.16 87
FR.SAOF.HHZ.00 2017-05-22T15:57:49.08 0.6 undecidable manual S 148 43.1235 50 -0.75 39
GU.BURY.HHZ. 2017-05-22T15:57:47.47 0.1 negative manual P 159 63.5919 50 0.49 83
GU.RORO.HHZ. 2017-05-22T15:57:47.74 0.1 positive manual P 109 67.4769 50 0.15 89
IV.IMI.HHZ. 2017-05-22T15:57:47.77 0.1 undecidable manual P 132 67.1772 50 0.23 87
GU.MGRO.HHZ. 2017-05-22T15:57:45.44 0.1 negative manual P 125 52.7028 50 0.13 91
GU.BHB.HHZ. 2017-05-22T15:57:45.26 0.1 undecidable manual P 360 57.5979 50 -0.8 74
FR.SAOF.HHZ.00 2017-05-22T15:57:43.97 0.1 negative manual P 148 43.1235 50 0.14 93
GU.PZZ.HHZ. 2017-05-22T15:57:43.81 0.6 undecidable manual S 331 24.2535 113 -0.95 37
GU.ENR.HHZ. 2017-05-22T15:57:41.51 0.6 undecidable manual S 129 15.7731 123 -0.62 43
GU.PZZ.HHZ. 2017-05-22T15:57:40.71 0.1 negative manual P 331 24.2535 113 -0.19 95
GU.STV.HHZ. 2017-05-22T15:57:40.14 0.6 undecidable manual S 149 9.1797 138 -0.22 48
GU.ENR.HHZ. 2017-05-22T15:57:39.37 0.1 undecidable manual P 129 15.7731 123 -0.01 100
GU.STV.HHZ. 2017-05-22T15:57:38.66 0.1 undecidable manual P 149 9.1797 138 0.29 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.STV.HHE. ML:2.3 0.0027199999999999998 0.26 AML other m 2017-05-22T15:57:40.17
GU.STV.HHN. ML:2.1 0.0015615 0.08 AML other m 2017-05-22T15:57:40.22
GU.ENR.HHN. ML:2.5 0.002665 0.36 AML other m 2017-05-22T15:57:41.85
GU.ENR.HHE. ML:2.4 0.00211 0.36 AML other m 2017-05-22T15:57:41.68
GU.PZZ.HHN. ML:2.2 0.0008505 0.4 AML other m 2017-05-22T15:57:44.24
GU.PZZ.HHE. ML:2.2 0.0010045000000000002 0.18 AML other m 2017-05-22T15:57:44.77
FR.SAOF.HHN.00 ML:2.1 0.000417 0.48 AML other m 2017-05-22T15:57:49.73
FR.SAOF.HHE.00 ML:1.9 0.00026250000000000004 1.36 AML other m 2017-05-22T15:57:50.94
GU.MGRO.HHE. ML:1.9 0.0001855 0.58 AML other m 2017-05-22T15:57:53.51
GU.MGRO.HHN. ML:1.9 0.00020400000000000003 0.58 AML other m 2017-05-22T15:57:53.11
GU.BHB.HHE. ML:1.8 0.00015050000000000003 1 AML other m 2017-05-22T15:57:54.65
GU.BHB.HHN. ML:1.9 0.00016 0.16 AML other m 2017-05-22T15:57:54.78
GU.BURY.HHN. ML:1.9 0.0001565 0.52 AML other m 2017-05-22T15:57:55.94
GU.BURY.HHE. ML:2.0 0.000169 0.86 AML other m 2017-05-22T15:57:55.54
IV.IMI.HHE. ML:2.1 0.00019800000000000002 0.66 AML other m 2017-05-22T15:57:56.91
IV.IMI.HHN. ML:2.3 0.00034250000000000003 0.1 AML other m 2017-05-22T15:57:56.93
GU.RORO.HHN. ML:2.1 0.00023799999999999998 0.44 AML other m 2017-05-22T15:57:56.69
GU.RORO.HHE. ML:2.0 0.0001855 0.16 AML other m 2017-05-22T15:57:57.18
GU.CANO.HHN. ML:2.2 0.0002185 0.22 AML other m 2017-05-22T15:57:59.21
GU.CANO.HHE. ML:2.3 0.0002655 0.94 AML other m 2017-05-22T15:57:59.99
GU.RRL.HHE. ML:1.7 0.00007664999999999999 0.74 AML other m 2017-05-22T15:57:59.63
GU.RRL.HHN. ML:1.6 0.00006555 1.48 AML other m 2017-05-22T15:58:00.03
MN.BNI.HHE. ML:1.4 0.000024050000000000002 0.76 AML other m 2017-05-22T15:58:04.88
MN.BNI.HHN. ML:1.3 0.00002195 0.46 AML other m 2017-05-22T15:58:07.51
GU.PCP.HHE. ML:2.0 0.00008735000000000001 0.3 AML other m 2017-05-22T15:58:07.22
IV.MONC.HHN. ML:2.2 0.00016 1.28 AML other m 2017-05-22T15:58:08.24
GU.PCP.HHN. ML:1.9 0.00007675 1.44 AML other m 2017-05-22T15:58:09.26
GU.ROTM.HHE. ML:2.6 0.000361 0.48 AML other m 2017-05-22T15:58:09.70
GU.ROTM.HHN. ML:2.8 0.000557 0.48 AML other m 2017-05-22T15:58:10.48
RD.ORIF.BHN. ML:1.4 0.00001715 1.24 AML other m 2017-05-22T15:58:16.07
GU.RNCA.HHE. ML:1.6 0.000025300000000000002 0.06 AML other m 2017-05-22T15:58:17.12
IV.MONC.HHE. ML:2.2 0.00014950000000000003 0.42 AML other m 2017-05-22T15:58:20.59
RD.ORIF.BHE. ML:1.4 0.00001685 0.64 AML other m 2017-05-22T15:58:20.73
GU.RNCA.HHN. ML:1.5 0.0000183 0.44 AML other m 2017-05-22T15:58:23.31
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