Earthquake with magnitude of ML 1.4 on date 04-01-2018 and time 11:59:36 (Italy) in region 2 km N Mioglia (SV)

A magnitude ML 1.4 earthquake occured in region: 2 km N Mioglia (SV), on

  • 04-01-2018 10:59:36 (UTC)
  • 04-01-2018 11:59:36 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.5040, 8.4070 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
Mioglia SV 2 526 526
Pareto AL 2 554 1080
Giusvalla SV 6 441 1521
Malvicino AL 6 85 1606
Pontinvrea SV 7 847 2453
Spigno Monferrato AL 7 1050 3503
Sassello SV 7 1777 5280
Piana Crixia SV 8 788 6068
Merana AL 9 189 6257
Mombaldone AT 10 209 6466
Dego SV 10 1985 8451
Cartosio AL 10 747 9198
Ponzone AL 10 1051 10249
Montechiaro d'Acqui AL 10 560 10809
Denice AL 12 176 10985
Serole AT 13 123 11108
Castelletto d'Erro AL 14 148 11256
Stella SV 14 3009 14265
Morbello AL 14 402 14667
Ponti AL 14 606 15273
Roccaverano AT 15 399 15672
Cavatore AL 15 291 15963
Urbe SV 15 700 16663
Cairo Montenotte SV 16 13269 29932
Olmo Gentile AT 16 80 30012
Grognardo AL 16 259 30271
Melazzo AL 16 1325 31596
Cassinelle AL 17 914 32510
Tiglieto GE 17 546 33056
Pezzolo Valle Uzzone CN 17 344 33400
Monastero Bormida AT 17 931 34331
Castelletto Uzzone CN 18 331 34662
San Giorgio Scarampi AT 18 122 34784
Bistagno AL 18 1887 36671
Bergolo CN 18 71 36742
Terzo AL 19 923 37665
Perletto CN 19 292 37957
Carcare SV 19 5587 43544
Cortemilia CN 19 2331 45875
Visone AL 19 1194 47069
Sessame AT 19 271 47340
Prasco AL 19 521 47861
Altare SV 19 2108 49969
Gottasecca CN 20 148 50117
Acqui Terme AL 20 19896 70013
Bubbio AT 20 893 70906
Albisola Superiore SV 20 10163 81069

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km N of Savona (61345 inhabitants)
43 Km W of Genova (586655 inhabitants)
47 Km SE of Asti (76202 inhabitants)
49 Km SW of Alessandria (93943 inhabitants)
69 Km E of Cuneo (56081 inhabitants)
79 Km SE of Moncalieri (57294 inhabitants)
85 Km SE of Torino (890529 inhabitants)
91 Km NE of Sanremo (54807 inhabitants)
96 Km SW of Pavia (72576 inhabitants)
97 Km SW of Vigevano (63310 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 1.4 2018-01-04
10:59:36
44.5043 8.4073 11 2019-04-24
14:49:25
Bollettino Sismico Italiano INGV 55686841
Reviewed
Rev100
ML 2.1 2018-01-04
10:59:36
44.5125 8.3882 10 2018-01-04
11:08:15
Sala Sismica INGV-Roma 53012301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-01-04 10:59:36 ± 0.11
Latitude 44.5043 ± 0.0063
Longitude 8.4073 ± 0.0177
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 55686841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1493
Semi-minor axis of confidence ellipse (meter) 530
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 107
Circular confidence region, given by single value of horizontal uncertainty (meter) 1490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 125
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.32
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.87774
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 7
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 53012301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-01-04 11:08:15

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 7
Type of magnitude ML
Reference to an origin 55686841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-04-16 07:02:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NDIM.HHZ. 2018-01-04T11:00:11.44 3.0 positive manual Pg 1.58 0
GU.BHB.HHZ. 2018-01-04T11:00:04.05 0.3 undecidable manual S 293 97.4247 50 -0.7 53
GU.GBOS.HHZ. 2018-01-04T10:59:52.60 0.1 undecidable manual S 237 53.6019 50 -0.46 84
GU.BHB.HHZ. 2018-01-04T10:59:52.96 0.1 undecidable manual P 293 97.4247 50 0.29 81
GU.RORO.HHZ. 2018-01-04T10:59:52.32 0.1 undecidable manual S 212 51.2154 50 -0.11 91
GU.ROTM.HHZ. 2018-01-04T10:59:49.28 0.3 undecidable manual S 354 38.5281 50 0.25 68
GU.CANO.HHZ. 2018-01-04T10:59:48.09 0.1 undecidable manual S 202 35.6421 50 -0.16 93
GU.GBOS.HHZ. 2018-01-04T10:59:46.18 0.1 undecidable manual P 237 53.6019 50 0.26 88
GU.RORO.HHZ. 2018-01-04T10:59:45.80 0.6 positive manual P 212 51.2154 50 0.24 44
IV.QLNO.HHZ. 2018-01-04T10:59:44.23 0.3 undecidable manual S 194 20.5683 117 0.05 73
GU.ROTM.HHZ. 2018-01-04T10:59:43.78 0.1 undecidable manual P 354 38.5281 50 0.19 92
GU.CANO.HHZ. 2018-01-04T10:59:43.37 0.1 undecidable manual P 202 35.6421 50 0.23 92
IV.QLNO.HHZ. 2018-01-04T10:59:41.12 0.1 positive manual P 194 20.5683 117 0.33 92
GU.PCP.HHZ. 2018-01-04T10:59:41.15 0.1 undecidable manual S 69 11.6772 132 -0.46 91
GU.PCP.HHZ. 2018-01-04T10:59:39.30 0.1 negative manual P 69 11.6772 132 -0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.QLNO.HHE. ML:1.4 0.00018643095000000001 0.096 AML other m 2018-01-04T10:59:44.53
IV.QLNO.HHN. ML:1.3 0.000132744825 0.096 AML other m 2018-01-04T10:59:44.62
GU.CANO.HHN. ML:1.6 0.00014239764999999998 0.1856 AML other m 2018-01-04T10:59:48.51
GU.CANO.HHE. ML:1.6 0.000145494135 0.32 AML other m 2018-01-04T10:59:51.05
GU.RORO.HHE. ML:1.2 0.000044662214999999995 0.1408 AML other m 2018-01-04T10:59:54.16
GU.RORO.HHN. ML:1.3 0.000049473835 0.1024 AML other m 2018-01-04T10:59:54.92
GU.GBOS.HHE. ML:1.2 0.000037130529999999995 1.2608 AML other m 2018-01-04T10:59:50.55
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