Earthquake with magnitude of ML 2.0 on date 21-07-2019 and time 14:36:48 (UTC) in region 2 km W Argentera (CN)

A magnitude ML 2.0 earthquake occured in region: 2 km W Argentera (CN), on

  • 21-07-2019 14:36:48 (UTC)
  • 21-07-2019 16:36:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3860, 6.9420 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Argentera CN 2 83 83
Pietraporzio CN 9 77 160
Acceglio CN 11 162 322
Sambuco CN 12 92 414
Canosio CN 14 80 494
Prazzo CN 14 170 664
Marmora CN 15 68 732
Stroppo CN 20 103 835

Municipalities with at least 50000 inhabitants

An earthquake occurred to
49 Km W of Cuneo (56081 inhabitants)
90 Km SW of Moncalieri (57294 inhabitants)
92 Km NW of Sanremo (54807 inhabitants)
96 Km SW of Torino (890529 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 2019-07-21
14:36:48
44.3862 6.9425 9 2019-11-13
14:31:01
Bollettino Sismico Italiano INGV 72110161
Reviewed
Rev100
ML 2.0 2019-07-21
14:36:48
44.3972 6.9687 13 2019-07-21
14:44:44
Sala Sismica INGV-Roma 70770811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-07-21 14:36:48 ± 0.24
Latitude 44.3862 ± 0.0063
Longitude 6.9425 ± 0.0151
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 72110161

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1265
Semi-minor axis of confidence ellipse (meter) 234
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 67
Circular confidence region, given by single value of horizontal uncertainty (meter) 1270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 217
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.31
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.15383
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 31
Type of magnitude ML
Reference to an origin 72110161
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-04 13:34:57

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 32
Type of magnitude ML
Reference to an origin 70770811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-07-21 14:44:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.BERNI.HHZ. 2019-07-21T14:38:26.26 3.0 undecidable manual Sg 14.8 0
IV.DGI.HHZ. 2019-07-21T14:37:58.09 3.0 undecidable manual Pn 2.46 0
CH.BERNI.HHZ. 2019-07-21T14:37:44.71 3.0 positive manual Pg 10.09 0
RD.PGF.BHZ. 2019-07-21T14:37:27.36 3.0 negative manual Pn 1.15 0
IV.VARE.HHZ. 2019-07-21T14:37:25.91 3.0 positive manual Pg 5.07 0
GU.PCP.HHZ. 2019-07-21T14:37:25.30 0.1 undecidable manual S 82 128.0718 50 0.27 77
IV.IMI.HHZ. 2019-07-21T14:37:15.37 0.1 undecidable manual S 125 92.241 50 -0.11 86
GU.RSP.HHZ. 2019-07-21T14:37:14.53 0.1 undecidable manual S 17 88.245 50 0.11 86
GU.PCP.HHZ. 2019-07-21T14:37:09.95 0.1 positive manual P 82 128.0718 50 0.56 72
GU.ROTM.HHZ. 2019-07-21T14:37:08.77 0.1 undecidable manual P 65 122.5884 50 0.21 79
FR.SAOF.HHZ.00 2019-07-21T14:37:08.20 0.1 undecidable manual S 132 65.7897 50 -0.22 88
GU.MRGE.HHZ. 2019-07-21T14:37:08.00 3.0 undecidable manual P 0
IV.QLNO.HHZ. 2019-07-21T14:37:07.36 0.1 positive manual P 93 111.4995 50 0.51 75
GU.RRL.HHZ. 2019-07-21T14:37:07.00 0.1 undecidable manual S 349 60.495 50 -0.01 93
GU.CANO.HHZ. 2019-07-21T14:37:06.06 0.1 positive manual P 100 104.7174 50 0.26 81
GU.BHB.HHZ. 2019-07-21T14:37:05.70 0.1 undecidable manual S 27 55.8996 50 -0.07 92
RD.ORIF.BHZ. 2019-07-21T14:37:05.17 3.0 undecidable manual P -0.49 0
GU.RORO.HHZ. 2019-07-21T14:37:04.48 0.1 undecidable manual P 108 94.3389 50 0.28 82
IV.IMI.HHZ. 2019-07-21T14:37:04.22 0.1 positive manual P 125 92.241 50 0.34 81
GU.RSP.HHZ. 2019-07-21T14:37:03.34 0.1 negative manual P 17 88.245 50 0.08 87
GU.ENR.HHZ. 2019-07-21T14:37:01.20 0.1 undecidable manual S 115 41.8248 50 -0.83 76
GU.GBOS.HHZ. 2019-07-21T14:37:00.96 0.1 positive manual P 102 72.9714 50 0.05 90
FR.SAOF.HHZ.00 2019-07-21T14:36:59.95 0.1 positive manual P 132 65.7897 50 0.15 89
GU.RRL.HHZ. 2019-07-21T14:36:58.52 0.1 negative manual P 349 60.495 50 -0.46 84
GU.BHB.HHZ. 2019-07-21T14:36:58.08 0.1 negative manual P 27 55.8996 50 -0.19 90
GU.PZZ.HHZ. 2019-07-21T14:36:55.10 0.3 undecidable manual S 46 19.1697 116 -0.33 70
GU.ENR.HHZ. 2019-07-21T14:36:55.86 0.1 positive manual P 115 41.8248 50 -0.25 91
GU.STV.HHZ. 2019-07-21T14:36:54.69 0.1 positive manual P 117 34.2435 50 -0.24 93
GU.PZZ.HHZ. 2019-07-21T14:36:52.30 0.1 undecidable manual P 46 19.1697 116 0 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.PZZ.HHN. ML:0.0 0.0024659649999999997 0.4224 AML other m 2019-07-21T14:36:55.55
GU.PZZ.HHE. ML:0.0 0.0027231265 0.2752 AML other m 2019-07-21T14:36:55.44
GU.ENR.HHE. ML:0.0 0.00020729375 0.1408 AML other m 2019-07-21T14:37:02.61
GU.ENR.HHN. ML:2.0 0.00032900000000000003 0.32 AML other m 2019-07-21T14:37:02.71
GU.BHB.HHE. ML:0.0 0.000241 0.46 AML other m 2019-07-21T14:37:06.48
GU.BHB.HHN. ML:0.0 0.00023675754999999998 0.3392 AML other m 2019-07-21T14:37:06.10
IV.QLNO.HHE. ML:0.0 0.000041514925 0.2624 AML other m 2019-07-21T14:37:08.41
GU.RRL.HHE. ML:0.0 0.00007851488 0.1984 AML other m 2019-07-21T14:37:07.82
GU.RRL.HHN. ML:0.0 0.000091065705 0.384 AML other m 2019-07-21T14:37:08.59
FR.SAOF.HHE.00 ML:0.0 0.00022052285 0.256 AML other m 2019-07-21T14:37:08.97
FR.SAOF.HHN.00 ML:0.0 0.000273 0.28 AML other m 2019-07-21T14:37:09.17
GU.RSP.HHN. ML:0.0 0.0001079 0.42 AML other m 2019-07-21T14:37:16.49
IV.IMI.HHN. ML:0.0 0.00021550000000000003 0.22 AML other m 2019-07-21T14:37:16.50
GU.RSP.HHE. ML:0.0 0.00007899491 0.2368 AML other m 2019-07-21T14:37:17.24
GU.RORO.HHE. ML:0.0 0.00007314898 0.1152 AML other m 2019-07-21T14:37:20.35
RD.ORIF.BHN. ML:1.7 0.0000505 0.44 AML other m 2019-07-21T14:37:21.16
RD.ORIF.BHE. ML:1.7 0.0000436 0.48 AML other m 2019-07-21T14:37:21.16
IV.QLNO.HHN. ML:1.7 0.000042749999999999996 1.3 AML other m 2019-07-21T14:37:22.32
IV.IMI.HHE. ML:0.0 0.00017545879000000001 0.1856 AML other m 2019-07-21T14:37:23.65
GU.PCP.HHN. ML:0.0 0.00010049943 0.3008 AML other m 2019-07-21T14:37:26.85
GU.PCP.HHE. ML:0.0 0.000051581715 0.2624 AML other m 2019-07-21T14:37:26.96
GU.RORO.HHN. ML:0.0 0.0000948 0.18 AML other m 2019-07-21T14:37:28.53
GU.CANO.HHN. ML:0.0 0.0001565 0.3 AML other m 2019-07-21T14:37:30.51
GU.CANO.HHE. ML:0.0 0.00016293249999999997 0.48 AML other m 2019-07-21T14:37:31.03
GU.ROTM.HHN. ML:0.0 0.00036650000000000007 0.36 AML other m 2019-07-21T14:37:32.46
GU.ROTM.HHE. ML:0.0 0.0002028355 0.4224 AML other m 2019-07-21T14:37:35.37
IV.MRGE.HHE. ML:1.8 0.000031100000000000004 0.56 AML other m 2019-07-21T14:37:38.33
IV.MRGE.HHN. ML:2.0 0.00005235 0.62 AML other m 2019-07-21T14:37:38.92
RD.PGF.BHE. ML:2.1 0.00002105 0.6 AML other m 2019-07-21T14:37:55.97
GU.STV.HHN. ML:1.7 0.0002054465 0.1856 AML other m 2019-07-21T14:36:59.36
RD.PGF.BHN. ML:2.2 0.000028468109999999997 0.2816 AML other m 2019-07-21T14:37:56.47
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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