Earthquake with magnitude of ML 1.6 on date 13-06-2023 and time 02:36:25 (Italy) in region 4 km N Rezzoaglio (GE)

A magnitude ML 1.6 earthquake occured in region: 4 km N Rezzoaglio (GE), on

  • 13-06-2023 00:36:25 (UTC)
  • 13-06-2023 02:36:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.5600, 9.3940 at 8 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
Rezzoaglio GE 4 995 995
Santo Stefano d'Aveto GE 5 1126 2121
Fontanigorda GE 7 277 2398
Ottone PC 9 516 2914
Rovegno GE 9 554 3468
Gorreto GE 10 97 3565
Montebruno GE 12 240 3805
Fascia GE 12 81 3886
Ferriere PC 13 1294 5180
Cerignale PC 14 127 5307
Rondanina GE 14 62 5369
Zerba PC 15 77 5446
Borzonasca GE 15 2049 7495
Favale di Malvaro GE 16 466 7961
Propata GE 17 142 8103
Lorsica GE 17 468 8571
Corte Brugnatella PC 17 586 9157
Carrega Ligure AL 18 84 9241
Torriglia GE 19 2311 11552
Orero GE 19 565 12117
Mezzanego GE 20 1537 13654
Neirone GE 20 916 14570
Bedonia PR 20 3482 18052

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Genova (586655 inhabitants)
60 Km SW of Piacenza (102191 inhabitants)
61 Km NW of La Spezia (93959 inhabitants)
72 Km S of Pavia (72576 inhabitants)
73 Km SE of Alessandria (93943 inhabitants)
78 Km NW of Carrara (63133 inhabitants)
78 Km E of Savona (61345 inhabitants)
79 Km W of Parma (192836 inhabitants)
81 Km SW of Cremona (71901 inhabitants)
83 Km NW of Massa (69479 inhabitants)
94 Km SE of Vigevano (63310 inhabitants)
99 Km W of Reggio nell'Emilia (171345 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 1.6 2023-06-13
00:36:25
44.56 9.3937 8 2023-06-13
00:45:45
Sala Sismica INGV-Roma 118347211
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-13 00:36:25 ± 0.13
Latitude 44.5600 ± 0.0090
Longitude 9.3937 ± 0.0076
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118347211

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 948
Semi-minor axis of confidence ellipse (meter) 591
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 352
Circular confidence region, given by single value of horizontal uncertainty (meter) 950.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.08633
Epicentral distance of station farthest from the epicenter (degree) 1.23027
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 118347211
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-13 00:45:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.CANO.HHZ. 2023-06-13T00:36:55.71 0.6 undecidable manual S 247 99.7224 50 0.38 39
IV.MDI.HHZ. 2023-06-13T00:36:48.32 0.3 undecidable manual P 11 136.5633 50 -0.16 57
IV.PLMA.HHZ. 2023-06-13T00:36:46.96 0.6 undecidable manual S 147 67.377 50 0.26 43
GU.PCP.HHZ. 2023-06-13T00:36:46.71 0.6 undecidable manual S 269 67.0773 50 0.08 45
GU.POPM.HHZ. 2023-06-13T00:36:45.63 1.0 undecidable manual P 117 122.3886 50 -0.66 17
GU.CANO.HHZ. 2023-06-13T00:36:43.17 0.6 undecidable manual P 247 99.7224 50 0.38 39
GU.RNCA.HHZ. 2023-06-13T00:36:38.09 0.6 undecidable manual S 254 36.3414 50 -0.34 45
GU.PCP.HHZ. 2023-06-13T00:36:38.08 0.6 undecidable manual P 269 67.0773 50 0.31 43
IV.PLMA.HHZ. 2023-06-13T00:36:37.51 1.0 negative manual P 147 67.377 50 -0.3 21
4P.IT07A.HHZ. 2023-06-13T00:36:35.23 0.3 positive manual P 45 49.3173 50 0.19 68
IT.GNV.HGE. 2023-06-13T00:36:33.24 0.1 undecidable manual P 249 39.2274 50 -0.23 91
GU.RNCA.HHZ. 2023-06-13T00:36:32.87 0.3 negative manual P 254 36.3414 50 -0.17 70
GU.GORR.HHZ. 2023-06-13T00:36:30.10 0.6 undecidable manual S 303 9.5793 131 0.03 50
GU.GORR.HHZ. 2023-06-13T00:36:28.24 0.1 undecidable manual P 303 9.5793 131 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.RNCA.HHE. ML:2.1 0.0005250000000000001 0.12 AML other m 2023-06-13T00:36:38.67
GU.RNCA.HHN. ML:1.7 0.000199 0.6 AML other m 2023-06-13T00:36:38.71
4P.IT07A.HHE. ML:1.6 0.0001144 1.3 AML other m 2023-06-13T00:36:44.13
4P.IT07A.HHN. ML:1.6 0.0001155 0.24 AML other m 2023-06-13T00:36:45.83
GU.PCP.HHE. ML:1.2 0.00003165 1.06 AML other m 2023-06-13T00:36:50.56
GU.PCP.HHN. ML:1.2 0.000031 0.98 AML other m 2023-06-13T00:36:50.19
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