Earthquake with magnitude of Md 1.1 on date 17-02-2020 and time 12:17:21 (Italy) in region 3 km SW Bagnasco (CN)

A magnitude Md 1.1 earthquake occured in region: 3 km SW Bagnasco (CN), on

  • 17-02-2020 11:17:21 (UTC)
  • 17-02-2020 12:17:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.2880, 8.0170 at 2 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Bagnasco CN 3 1035 1035
Lisio CN 4 201 1236
Battifollo CN 4 219 1455
Viola CN 4 391 1846
Massimino SV 5 113 1959
Priola CN 5 701 2660
Scagnello CN 6 194 2854
Nucetto CN 7 430 3284
Perlo CN 7 116 3400
Monasterolo Casotto CN 8 89 3489
Pamparato CN 8 302 3791
Mombasiglio CN 9 609 4400
Calizzano SV 10 1475 5875
Garessio CN 10 3244 9119
Roburent CN 10 495 9614
Ceva CN 11 5782 15396
Priero CN 12 529 15925
Castelnuovo di Ceva CN 12 110 16035
Torre Mondovì CN 12 498 16533
Murialdo SV 12 841 17374
Montaldo di Mondovì CN 13 557 17931
San Michele Mondovì CN 13 2003 19934
Lesegno CN 13 794 20728
Sale delle Langhe CN 13 486 21214
Sale San Giovanni CN 13 183 21397
Bardineto SV 14 756 22153
Montezemolo CN 14 259 22412
Roascio CN 14 97 22509
Osiglia SV 15 444 22953
Vicoforte CN 15 3136 26089
Castellino Tanaro CN 16 312 26401
Niella Tanaro CN 16 1046 27447
Torresina CN 16 52 27499
Briaglia CN 16 318 27817
Roccavignale SV 16 752 28569
Monastero di Vasco CN 16 1297 29866
Paroldo CN 17 211 30077
Frabosa Soprana CN 17 759 30836
Igliano CN 17 74 30910
Bormida SV 17 387 31297
Frabosa Sottana CN 17 1497 32794
Millesimo SV 17 3383 36177
Ormea CN 18 1617 37794
Cigliè CN 18 190 37984
Camerana CN 18 631 38615
Erli SV 18 245 38860
Rocca Cigliè CN 18 142 39002
Saliceto CN 18 1323 40325
Marsaglia CN 19 245 40570
Cengio SV 19 3563 44133
Mondovì CN 19 22484 66617
Nasino SV 19 207 66824
Castelvecchio di Rocca Barbena SV 19 145 66969
Cosseria SV 20 1105 68074
Caprauna CN 20 104 68178
Plodio SV 20 650 68828
Bastia Mondovì CN 20 669 69497
Castelbianco SV 20 330 69827
Alto CN 20 128 69955

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km W of Savona (61345 inhabitants)
39 Km E of Cuneo (56081 inhabitants)
55 Km NE of Sanremo (54807 inhabitants)
70 Km S of Asti (76202 inhabitants)
74 Km W of Genova (586655 inhabitants)
84 Km SE of Moncalieri (57294 inhabitants)
84 Km SW of Alessandria (93943 inhabitants)
91 Km SE 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
Reviewed
Rev100
Md 1.1 2020-02-17
11:17:21
44.2885 8.017 2 2020-02-17
11:31:34
Sala Sismica INGV-Roma 76594741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-17 11:17:21 ± 0.22
Latitude 44.2885 ± 0.0117
Longitude 8.0170 ± 0.0113
Depth (km) 2 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 76594741

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1277
Semi-minor axis of confidence ellipse (meter) 829
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 347
Circular confidence region, given by single value of horizontal uncertainty (meter) 1280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 179
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.17717
Epicentral distance of station farthest from the epicenter (degree) 0.43167
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 4
Type of magnitude Md
Reference to an origin 76594741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-17 11:31:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.ENR.HHZ. 2020-02-17T11:17:30.69 0.1 undecidable manual P 262 47.9187 93 -0.21 97
IV.QLNO.HHZ. 2020-02-17T11:17:30.25 0.3 undecidable manual S 81 26.4513 95 -0.25 75
GU.RORO.HHZ. 2020-02-17T11:17:28.04 0.6 undecidable manual S 169 19.9689 97 -0.23 51
GU.CANO.HHZ. 2020-02-17T11:17:27.84 0.6 undecidable manual S 117 19.6692 97 -0.33 50
IV.QLNO.HHZ. 2020-02-17T11:17:26.87 0.1 positive manual P 81 26.4513 95 0.26 100
GU.RORO.HHZ. 2020-02-17T11:17:25.63 0.1 undecidable manual P 169 19.9689 97 0.31 100
GU.CANO.HHZ. 2020-02-17T11:17:25.46 0.6 positive manual P 117 19.6692 97 0.2 51
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