Earthquake with magnitude of ML 1.6 on date 22-11-2016 and time 19:54:17 (Italy) in region 2 km NW Fontanigorda (GE)

A magnitude ML 1.6 earthquake occured in region: 2 km NW Fontanigorda (GE), on

  • 22-11-2016 18:54:17 (UTC)
  • 22-11-2016 19:54:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.5640, 9.2960 at 5 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
Fontanigorda GE 2 277 277
Rovegno GE 2 554 831
Fascia GE 5 81 912
Gorreto GE 5 97 1009
Montebruno GE 5 240 1249
Rondanina GE 6 62 1311
Ottone PC 7 516 1827
Rezzoaglio GE 8 995 2822
Propata GE 9 142 2964
Carrega Ligure AL 11 84 3048
Zerba PC 12 77 3125
Torriglia GE 12 2311 5436
Santo Stefano d'Aveto GE 12 1126 6562
Favale di Malvaro GE 13 466 7028
Cerignale PC 14 127 7155
Neirone GE 15 916 8071
Lorsica GE 15 468 8539
Moconesi GE 17 2614 11153
Borzonasca GE 17 2049 13202
Orero GE 17 565 13767
Cicagna GE 18 2502 16269
Corte Brugnatella PC 18 586 16855
Tribogna GE 18 614 17469
Valbrevenna GE 18 798 18267
Lumarzo GE 18 1535 19802
Ferriere PC 19 1294 21096
Coreglia Ligure GE 19 285 21381
Uscio GE 20 2284 23665
Brallo di Pregola PV 20 599 24264
Davagna GE 20 1884 26148
Cabella Ligure AL 20 528 26676

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km NE of Genova (586655 inhabitants)
63 Km SW of Piacenza (102191 inhabitants)
66 Km NW of La Spezia (93959 inhabitants)
66 Km SE of Alessandria (93943 inhabitants)
70 Km S of Pavia (72576 inhabitants)
71 Km E of Savona (61345 inhabitants)
84 Km NW of Carrara (63133 inhabitants)
86 Km SW of Cremona (71901 inhabitants)
86 Km W of Parma (192836 inhabitants)
89 Km NW of Massa (69479 inhabitants)
91 Km SE of Vigevano (63310 inhabitants)
94 Km E 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 1.6 2016-11-22
18:54:17
44.5635 9.2962 5 2017-05-18
22:49:15
Bollettino Sismico Italiano INGV 44702311
Reviewed
Rev100
ML 1.7 2016-11-22
18:54:16
44.5677 9.2988 8 2016-11-22
19:04:32
Sala Sismica INGV-Roma 34279341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-11-22 18:54:17 ± 0.14
Latitude 44.5635 ± 0.0081
Longitude 9.2962 ± 0.0114
Depth (km) 5 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 44702311

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 935
Semi-minor axis of confidence ellipse (meter) 734
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 313
Circular confidence region, given by single value of horizontal uncertainty (meter) 930.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 107
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.04407
Epicentral distance of station farthest from the epicenter (degree) 0.72935
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 44702311
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-05-18 22:49:15

ML:1.7

Field Value
Value 1.7
Uncertainty 0.1
Num. used stations 4
Type of magnitude ML
Reference to an origin 34279341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-11-22 19:04:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.EQUI.HHN. 2016-11-22T18:54:42.29 0.6 undecidable manual S 123 80.9523 50 -0.47 41
GU.GRAM.HHZ. 2016-11-22T18:54:37.45 0.6 undecidable manual S 97 61.3941 50 -0.08 46
GU.EQUI.HHN. 2016-11-22T18:54:32.31 0.1 undecidable manual P 123 80.9523 50 0.28 85
GU.GRAM.HHZ. 2016-11-22T18:54:30.01 0.3 undecidable manual P 97 61.3941 50 0.99 51
IV.MSSA.HHZ. 2016-11-22T18:54:28.85 0.6 undecidable manual S 147 32.5452 99 0.03 49
GU.RNCA.HHZ. 2016-11-22T18:54:27.74 0.3 undecidable manual S 250 29.1486 100 0.09 73
IV.BOB.HHZ. 2016-11-22T18:54:26.23 0.3 undecidable manual S 28 25.6521 101 -0.24 71
IV.MSSA.HHZ. 2016-11-22T18:54:23.77 0.1 undecidable manual P 147 32.5452 99 -0.21 94
GU.RNCA.HHZ. 2016-11-22T18:54:23.04 0.1 undecidable manual P 250 29.1486 100 -0.27 93
IV.BOB.HHZ. 2016-11-22T18:54:22.23 0.1 undecidable manual P 28 25.6521 101 -0.4 91
GU.GORR.HHZ. 2016-11-22T18:54:20.18 0.3 undecidable manual S 357 4.8951 137 0.33 72
GU.GORR.HHZ. 2016-11-22T18:54:18.95 0.1 undecidable manual P 357 4.8951 137 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BOB.HHE. ML:1.7 0.00027836064999999996 0.2048 AML other m 2016-11-22T18:54:25.00
IV.BOB.HNE. ML:1.8 0.00040372745 0.3072 AML other m 2016-11-22T18:54:27.53
IV.BOB.HNN. ML:2.0 0.00061178975 0.9472 AML other m 2016-11-22T18:54:28.52
IV.BOB.HHN. ML:1.8 0.0003508629 0.5376 AML other m 2016-11-22T18:54:28.50
IV.MSSA.HHN. ML:1.4 0.00011380624999999999 0.2432 AML other m 2016-11-22T18:54:29.27
IV.MSSA.HHE. ML:1.3 0.000100339845 0.2816 AML other m 2016-11-22T18:54:29.50
GU.RNCA.HHN. ML:1.4 0.00014703043 0.0896 AML other m 2016-11-22T18:54:28.10
GU.RNCA.HHE. ML:1.8 0.00031048014999999997 0.1408 AML other m 2016-11-22T18:54:28.00
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