Earthquake with magnitude of ML 1.3 on date 27-08-2019 and time 10:32:38 (UTC) in region 2 km SE Mongiardino Ligure (AL)

A magnitude ML 1.3 earthquake occured in region: 2 km SE Mongiardino Ligure (AL), on

  • 27-08-2019 10:32:38 (UTC)
  • 27-08-2019 12:32:38 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.6250, 9.0740 at 10 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
Mongiardino Ligure AL 2 165 165
Vobbia GE 4 409 574
Cabella Ligure AL 6 528 1102
Crocefieschi GE 6 548 1650
Roccaforte Ligure AL 7 136 1786
Valbrevenna GE 8 798 2584
Carrega Ligure AL 8 84 2668
Albera Ligure AL 9 325 2993
Rocchetta Ligure AL 9 200 3193
Isola del Cantone GE 10 1540 4733
Savignone GE 10 3205 7938
Ronco Scrivia GE 10 4417 12355
Cantalupo Ligure AL 11 527 12882
Propata GE 11 142 13024
Casella GE 12 3144 16168
Busalla GE 12 5563 21731
Grondona AL 12 510 22241
Montoggio GE 12 2067 24308
Rondanina GE 13 62 24370
Torriglia GE 14 2311 26681
Fascia GE 15 81 26762
Borghetto di Borbera AL 16 1966 28728
Fraconalto AL 16 336 29064
Fabbrica Curone AL 16 656 29720
Dernice AL 16 185 29905
Montacuto AL 16 278 30183
Arquata Scrivia AL 16 6409 36592
Mignanego GE 17 3675 40267
Serra Riccò GE 17 7885 48152
Rovegno GE 17 554 48706
Vignole Borbera AL 17 2182 50888
Gorreto GE 18 97 50985
Zerba PC 18 77 51062
Sant'Olcese GE 18 5906 56968
Montebruno GE 18 240 57208
Davagna GE 18 1884 59092
San Sebastiano Curone AL 18 583 59675
Voltaggio AL 18 738 60413
Garbagna AL 18 696 61109
Campomorone GE 19 6996 68105
Ceranesi GE 19 3875 71980
Gremiasco AL 19 324 72304
Carrosio AL 19 510 72814
Sardigliano AL 20 406 73220
Stazzano AL 20 2486 75706
Serravalle Scrivia AL 20 6128 81834
Bargagli GE 20 2708 84542

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km NE of Genova (586655 inhabitants)
48 Km SE of Alessandria (93943 inhabitants)
59 Km NE of Savona (61345 inhabitants)
63 Km S of Pavia (72576 inhabitants)
68 Km SW of Piacenza (102191 inhabitants)
75 Km E of Asti (76202 inhabitants)
79 Km S of Vigevano (63310 inhabitants)
83 Km NW of La Spezia (93959 inhabitants)
94 Km SW of Cremona (71901 inhabitants)
94 Km S of Milano (1345851 inhabitants)
98 Km SE of Novara (104380 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
ML 1.3 2019-08-27
10:32:38
44.6252 9.0738 10 2019-08-27
10:40:18
Sala Sismica INGV-Roma 71845921
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-27 10:32:38 ± 0.18
Latitude 44.6252 ± 0.0126
Longitude 9.0738 ± 0.0101
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 71845921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1512
Semi-minor axis of confidence ellipse (meter) 330
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 158
Circular confidence region, given by single value of horizontal uncertainty (meter) 1510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 164
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.57916
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 6
Type of magnitude ML
Reference to an origin 71845921
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-27 10:40:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LAV9.HHZ. 2019-08-27T10:34:12.59 3.0 undecidable manual Sn -7.83 0
SL.LJU.BHZ. 2019-08-27T10:34:12.57 3.0 undecidable manual Sn 0.09 0
IV.VENT.EHZ. 2019-08-27T10:34:01.58 3.0 positive manual Pg 16.450001 0
IV.VBKN.HHZ. 2019-08-27T10:33:59.61 3.0 undecidable manual Pg 8.34 0
IV.FDMO.HHZ. 2019-08-27T10:33:34.56 3.0 undecidable manual Pg 13.8 0
IV.IMOL.HNZ. 2019-08-27T10:33:28.52 3.0 undecidable manual Sn 2.11 0
IV.BRSN.EHZ. 2019-08-27T10:33:28.21 3.0 undecidable manual Sn -4.13 0
IV.FIU.EHZ. 2019-08-27T10:33:28.75 3.0 undecidable manual Sg 8.26 0
IV.COR1.EHZ. 2019-08-27T10:33:28.37 3.0 negative manual Pg 12.63 0
IV.OSSC.HHZ. 2019-08-27T10:33:25.26 3.0 undecidable manual Sn -4.86 0
IV.ARRO.EHZ. 2019-08-27T10:33:23.03 3.0 negative manual Pn 0.74 0
IV.FIAM.HHZ. 2019-08-27T10:33:19.67 3.0 negative manual Pn -8.1 0
CH.BERNI.HHZ. 2019-08-27T10:33:18.82 3.0 undecidable manual Sg 4.33 0
IT.FOPC.HGZ. 2019-08-27T10:33:11.13 3.0 negative manual Pn -7.18 0
GU.GSCL.HHZ. 2019-08-27T10:33:07.78 3.0 undecidable manual Sn -1.97 0
IV.PE3.EHZ. 2019-08-27T10:33:05.83 3.0 negative manual Pn -5.19 0
IV.IMOL.HNZ. 2019-08-27T10:33:03.35 3.0 positive manual Pg 2.66 0
IV.ZONE.HHZ. 2019-08-27T10:33:00.07 3.0 undecidable manual Sn -3.97 0
IV.MSSA.HHZ. 2019-08-27T10:32:54.37 0.6 undecidable manual S 134 49.0176 50 -0.16 47
GU.PCP.HHZ. 2019-08-27T10:32:52.39 0.6 undecidable manual S 258 42.8238 50 -0.47 45
IV.BOB.HNZ. 2019-08-27T10:32:51.07 0.6 undecidable manual S 62 33.4443 50 0.7 42
IV.IMI.HHZ. 2019-08-27T10:32:50.73 3.0 undecidable manual Pn -2.07 0
IV.MSSA.HHZ. 2019-08-27T10:32:47.83 1.0 undecidable manual P 134 49.0176 50 0 24
GU.RNCA.HHZ. 2019-08-27T10:32:46.69 0.6 undecidable manual S 210 19.6692 116 0.45 47
GU.PCP.HHZ. 2019-08-27T10:32:46.71 0.6 negative manual P 258 42.8238 50 -0.15 48
IV.BOB.HNZ. 2019-08-27T10:32:45.48 0.1 undecidable manual P 62 33.4443 50 0.06 99
GU.GORR.HHZ. 2019-08-27T10:32:45.30 0.3 undecidable manual S 97 17.3715 119 -0.25 74
GU.RNCA.HHZ. 2019-08-27T10:32:43.33 0.6 undecidable manual P 210 19.6692 116 0.29 48
GU.GORR.HHZ. 2019-08-27T10:32:42.48 0.1 undecidable manual P 97 17.3715 119 -0.16 100
IV.EUCT.HNZ. 2019-08-27T10:32:41.35 0.3 negative manual P 64.2912 -8.81 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GORR.HHE. ML:1.4 0.00021427239999999997 0.1984 AML other m 2019-08-27T10:32:45.70
GU.GORR.HHN. ML:1.6 0.0003115504 0.1792 AML other m 2019-08-27T10:32:45.50
GU.RNCA.HHE. ML:1.3 0.0001633219 0.1024 AML other m 2019-08-27T10:32:46.93
GU.RNCA.HHN. ML:1.3 0.00016279575000000001 0.096 AML other m 2019-08-27T10:32:46.87
GU.PCP.HHE. ML:0.5 0.000012069759999999998 0.2816 AML other m 2019-08-27T10:32:52.72
GU.PCP.HHN. ML:0.7 0.000015185644999999999 0.2176 AML other m 2019-08-27T10:32:53.44
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