Earthquake with magnitude of ML 1.5 on date 25-05-2020 and time 22:19:14 (Italy) in region 1 km S Roccasparvera (CN)

A magnitude ML 1.5 earthquake occured in region: 1 km S Roccasparvera (CN), on

  • 25-05-2020 20:19:14 (UTC)
  • 25-05-2020 22:19:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3310, 7.4400 at 12 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
Roccasparvera CN 1 741 741
Gaiola CN 3 582 1323
Borgo San Dalmazzo CN 4 12468 13791
Rittana CN 4 109 13900
Roccavione CN 4 2761 16661
Vignolo CN 4 2600 19261
Moiola CN 4 234 19495
Valloriate CN 5 109 19604
Cervasca CN 6 5013 24617
Bernezzo CN 7 4104 28721
Roaschia CN 7 107 28828
Valdieri CN 7 935 29763
Robilante CN 7 2306 32069
Boves CN 9 9835 41904
Caraglio CN 10 6836 48740
Valgrana CN 10 786 49526
Entracque CN 11 774 50300
Cuneo CN 11 56081 106381
Demonte CN 11 2003 108384
Vernante CN 12 1178 109562
Monterosso Grana CN 13 505 110067
Montemale di Cuneo CN 13 241 110308
Peveragno CN 14 5543 115851
Pradleves CN 16 250 116101
Dronero CN 16 7035 123136
Beinette CN 17 3423 126559
Aisone CN 18 248 126807
Villar San Costanzo CN 18 1547 128354
Roccabruna CN 18 1585 129939
Limone Piemonte CN 18 1485 131424
Chiusa di Pesio CN 19 3676 135100
Tarantasca CN 20 2122 137222

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km SW of Cuneo (56081 inhabitants)
63 Km NW of Sanremo (54807 inhabitants)
77 Km S of Moncalieri (57294 inhabitants)
83 Km W of Savona (61345 inhabitants)
85 Km S of Torino (890529 inhabitants)
88 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 1.5 2020-05-25
20:19:14
44.3313 7.4405 12 2020-11-19
12:37:01
Bollettino Sismico Italiano INGV 82887661
Reviewed
Rev100
ML 1.5 2020-05-25
20:19:14
44.3298 7.4417 12 2020-05-25
20:34:54
Sala Sismica INGV-Roma 79561391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-05-25 20:19:14 ± 0.14
Latitude 44.3313 ± 0.0090
Longitude 7.4405 ± 0.0101
Depth (km) 12 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 82887661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 937
Semi-minor axis of confidence ellipse (meter) 637
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 23
Circular confidence region, given by single value of horizontal uncertainty (meter) 940.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.44
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.25545
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 82887661
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-09-14 01:18:06

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 79561391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-05-25 20:34:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CH.FUORN.HHZ. 2020-05-25T20:20:49.71 3.0 undecidable manual Sg 9.42 0
IV.PE3.EHZ. 2020-05-25T20:20:16.04 3.0 negative manual Pn 4.13 0
CH.MUGIO.HHZ. 2020-05-25T20:20:14.19 3.0 undecidable manual Sn 0.21 0
IV.CSNT.HHZ. 2020-05-25T20:20:07.71 3.0 negative manual Pg 6.67 0
GU.PCP.HHZ. 2020-05-25T20:19:41.65 0.3 undecidable manual S 75 90.5427 91 0.3 61
GU.RSP.HHZ. 2020-05-25T20:19:39.76 0.6 undecidable manual S 351 91.6416 91 -1.88 17
GU.RRL.HHZ. 2020-05-25T20:19:39.07 0.3 undecidable manual S 322 83.0502 91 -0.29 61
RD.ORIF.BHZ. 2020-05-25T20:19:38.97 0.3 undecidable manual P 298 139.3605 90 1.36 37
IV.QLNO.HHZ. 2020-05-25T20:19:36.11 0.3 undecidable manual S 90 71.8725 91 -0.25 65
GU.CANO.HHZ. 2020-05-25T20:19:33.92 0.3 undecidable manual S 102 64.7907 91 -0.54 62
IV.IMI.HHZ. 2020-05-25T20:19:32.67 0.3 undecidable manual S 142 58.9965 91 -0.25 67
GU.ROTM.HHZ. 2020-05-25T20:19:31.19 1.0 undecidable manual P 51 92.1411 91 0.85 17
GU.RORO.HHZ. 2020-05-25T20:19:31.20 0.3 undecidable manual S 116 55.4001 91 -0.75 58
IV.MONC.HHZ. 2020-05-25T20:19:31.55 0.3 undecidable manual P 25 90.8424 91 1.41 40
GU.BHB.HHE. 2020-05-25T20:19:31.62 0.3 undecidable manual S 346 57.5979 91 -0.94 50
GU.PCP.HHZ. 2020-05-25T20:19:30.55 0.3 undecidable manual P 75 90.5427 91 0.46 60
GU.RRL.HHZ. 2020-05-25T20:19:29.48 0.1 undecidable manual P 322 83.0502 91 0.53 80
GU.RSP.HHZ. 2020-05-25T20:19:29.76 0.3 undecidable manual P 351 91.6416 91 -0.5 57
IV.QLNO.HHZ. 2020-05-25T20:19:27.50 0.3 undecidable manual P 90 71.8725 91 0.29 64
FR.SAOF.HHZ.00 2020-05-25T20:19:27.40 0.3 undecidable manual S 167 39.3273 92 -0.28 69
GU.CANO.HHZ. 2020-05-25T20:19:26.34 0.1 undecidable manual P 102 64.7907 91 0.22 87
GU.PZZ.HHZ. 2020-05-25T20:19:25.60 0.3 undecidable manual S 307 32.2455 92 -0.18 69
IV.IMI.HHZ. 2020-05-25T20:19:25.93 0.3 undecidable manual P 142 58.9965 91 0.7 57
GU.GBOS.HHZ. 2020-05-25T20:19:25.06 1.0 undecidable manual S 107 33.2445 92 -0.99 18
GU.RORO.HHZ. 2020-05-25T20:19:24.71 0.1 undecidable manual P 116 55.4001 91 0.04 92
GU.BHB.HHE. 2020-05-25T20:19:24.88 0.3 undecidable manual P 346 57.5979 91 -0.13 67
FR.SAOF.HHZ.00 2020-05-25T20:19:22.61 0.3 undecidable manual P 167 39.3273 92 0.41 66
GU.GBOS.HHZ. 2020-05-25T20:19:21.12 0.1 undecidable manual P 107 33.2445 92 -0.15 95
GU.PZZ.HHZ. 2020-05-25T20:19:21.29 0.1 undecidable manual P 307 32.2455 92 0.18 95
GU.STV.HHZ. 2020-05-25T20:19:20.36 0.3 undecidable manual S 224 13.1757 111 -0.38 69
GU.ENR.HHZ. 2020-05-25T20:19:19.94 0.3 undecidable manual S 188 11.7771 117 -0.46 69
GU.STV.HHZ. 2020-05-25T20:19:18.42 0.1 undecidable manual P 224 13.1757 111 0.22 97
GU.ENR.HHZ. 2020-05-25T20:19:18.05 0.1 undecidable manual P 188 11.7771 117 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.ENR.HHE. ML:2.5 0.0036431420000000003 0.064 AML other m 2020-05-25T20:19:20.08
GU.ENR.HHN. ML:2.6 0.004731503 0.0896 AML other m 2020-05-25T20:19:20.06
GU.STV.HHE. ML:1.6 0.0004172087 0.1152 AML other m 2020-05-25T20:19:20.51
GU.STV.HHN. ML:1.3 0.0001898847 0.0896 AML other m 2020-05-25T20:19:20.65
GU.GBOS.HHE. ML:1.4 0.0001123099 0.128 AML other m 2020-05-25T20:19:25.29
GU.GBOS.HHN. ML:1.3 0.00008333154500000001 0.1024 AML other m 2020-05-25T20:19:25.73
GU.PZZ.HHN. ML:1.6 0.00017710694999999998 0.1152 AML other m 2020-05-25T20:19:26.07
GU.PZZ.HHE. ML:1.5 0.00015212389999999998 0.1024 AML other m 2020-05-25T20:19:26.25
FR.SAOF.HHE.00 ML:1.2 0.0000589929705 0.064 AML other m 2020-05-25T20:19:27.78
FR.SAOF.HHN.00 ML:1.2 0.00005275756 0.064 AML other m 2020-05-25T20:19:29.08
GU.RORO.HHN. ML:1.6 0.00007776177500000001 0.1408 AML other m 2020-05-25T20:19:32.15
GU.RORO.HHE. ML:1.6 0.000092152035 0.0896 AML other m 2020-05-25T20:19:33.68
IV.IMI.HHE. ML:1.4 0.000054775980000000004 0.0896 AML other m 2020-05-25T20:19:34.30
IV.IMI.HHN. ML:1.5 0.00006560084500000001 0.0896 AML other m 2020-05-25T20:19:34.94
GU.CANO.HHN. ML:1.7 0.00008311373999999999 0.2048 AML other m 2020-05-25T20:19:35.61
GU.CANO.HHE. ML:1.7 0.00008782382999999999 0.1536 AML other m 2020-05-25T20:19:37.56
IV.QLNO.HHE. ML:1.6 0.000058073715 1.7824 AML other m 2020-05-25T20:19:37.11
IV.QLNO.HHN. ML:1.5 0.000056315115 0.0896 AML other m 2020-05-25T20:19:38.43
GU.RRL.HHN. ML:1.1 0.000013792195 0.2688 AML other m 2020-05-25T20:19:41.02
GU.RSP.HHE. ML:1.2 0.000022420490000000003 0.1536 AML other m 2020-05-25T20:19:41.68
GU.RRL.HHE. ML:1.2 0.000018854295 1.7184 AML other m 2020-05-25T20:19:41.11
GU.RSP.HHN. ML:1.2 0.000020083465000000003 0.1664 AML other m 2020-05-25T20:19:43.67
GU.PCP.HHE. ML:1.4 0.000031309810000000004 0.192 AML other m 2020-05-25T20:19:44.28
GU.PCP.HHN. ML:1.4 0.00003058448 0.256 AML other m 2020-05-25T20:19:45.25
GU.ROTM.HHN. ML:2.3 0.000224 0.46 AML other m 2020-05-25T20:19:45.48
IV.MONC.HHE. ML:1.9 0.00009035 1.56 AML other m 2020-05-25T20:19:48.86
GU.ROTM.HHE. ML:2.2 0.0001665 0.36 AML other m 2020-05-25T20:19:48.40
IV.MONC.HHN. ML:1.9 0.00009437465 0.3456 AML other m 2020-05-25T20:19:52.67
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