Earthquake with magnitude of ML 1.3 on date 21-07-2022 and time 06:11:17 (Italy) in region 5 km SW Fivizzano (MS)

A magnitude ML 1.3 earthquake occured in region: 5 km SW Fivizzano (MS), on

  • 21-07-2022 04:11:17 (UTC)
  • 21-07-2022 06:11:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2090, 10.0820 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
Fivizzano MS 5 7925 7925
Licciana Nardi MS 7 4949 12874
Casola in Lunigiana MS 8 988 13862
Aulla MS 9 11263 25125
Fosdinovo MS 10 4883 30008
Comano MS 11 714 30722
Tresana MS 11 2044 32766
Minucciano LU 11 2102 34868
Podenzana MS 11 2180 37048
Castelnuovo Magra SP 13 8415 45463
Bagnone MS 14 1887 47350
Villafranca in Lunigiana MS 14 4770 52120
Ortonovo SP 14 8277 60397
Santo Stefano di Magra SP 14 9360 69757
Sarzana SP 14 21976 91733
Carrara MS 15 63133 154866
Bolano SP 15 7813 162679
Arcola SP 17 10607 173286
Vezzano Ligure SP 17 7356 180642
Sillano Giuncugnano LU 18 1085 181727
Piazza al Serchio LU 18 2367 184094
Filattiera MS 18 2309 186403
Follo SP 18 6337 192740
Ameglia SP 19 4365 197105
Mulazzo MS 19 2424 199529
Vagli Sotto LU 19 939 200468
Massa MS 20 69479 269947
Calice al Cornoviglio SP 20 1138 271085
Lerici SP 20 10228 281313

Municipalities with at least 50000 inhabitants

An earthquake occurred to
15 Km N of Carrara (63133 inhabitants)
20 Km N of Massa (69479 inhabitants)
23 Km E of La Spezia (93959 inhabitants)
40 Km NW of Viareggio (62467 inhabitants)
53 Km NW of Lucca (89046 inhabitants)
61 Km NW of Pisa (89158 inhabitants)
69 Km SW of Parma (192836 inhabitants)
70 Km SW of Reggio nell'Emilia (171345 inhabitants)
74 Km W of Pistoia (90315 inhabitants)
75 Km N of Livorno (159219 inhabitants)
83 Km SW of Modena (184973 inhabitants)
89 Km W of Prato (191150 inhabitants)
90 Km SW of Carpi (70699 inhabitants)
94 Km E of Genova (586655 inhabitants)
99 Km SE of Piacenza (102191 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 2022-07-21
04:11:17
44.2092 10.0822 8 2022-07-21
04:18:05
Sala Sismica INGV-Roma 107508501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-21 04:11:17 ± 0.11
Latitude 44.2092 ± 0.0063
Longitude 10.0822 ± 0.0075
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 107508501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 744
Semi-minor axis of confidence ellipse (meter) 80
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 202
Circular confidence region, given by single value of horizontal uncertainty (meter) 740.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 79
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.84986
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 107508501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-07-21 04:18:05
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ORI.HHZ. 2022-07-21T04:13:09.29 3.0 negative manual Pg 16.379999 0
MN.SENA.HHZ. 2022-07-21T04:12:58.66 3.0 undecidable manual Sn -5.66 0
IV.PTCC.HHZ. 2022-07-21T04:12:57.63 3.0 undecidable manual Sg 6.98 0
OX.PLRO.HHZ. 2022-07-21T04:12:55.75 3.0 undecidable manual Sg 5.19 0
IV.CAFE.HNZ. 2022-07-21T04:12:50.64 3.0 undecidable manual Pg 16.190001 0
IV.PTRP.HHZ. 2022-07-21T04:12:45.45 3.0 positive manual Pn -0.07 0
IV.MMO1.EHZ. 2022-07-21T04:12:38.46 3.0 undecidable manual Sn -0.12 0
IV.PTRJ.HHZ. 2022-07-21T04:12:37.91 3.0 positive manual Pg 12.02 0
IV.AGLI.HHZ. 2022-07-21T04:12:10.87 3.0 undecidable manual Pg 1.73 0
IV.FAGN.HHZ. 2022-07-21T04:12:06.97 3.0 positive manual Pn -3.52 0
IV.ROVR.HHZ. 2022-07-21T04:12:05.78 3.0 undecidable manual S -5.92 0
IV.VENL.EHZ. 2022-07-21T04:11:55.48 3.0 positive manual Pg 1.07 0
GU.RNCA.HHZ. 2022-07-21T04:11:45.14 0.6 undecidable manual S 288 94.3389 50 -0.35 55
GU.RNCA.HHZ. 2022-07-21T04:11:34.49 0.1 undecidable manual P 288 94.3389 50 0.95 89
GU.MAIM.HHZ. 2022-07-21T04:11:32.19 0.3 undecidable manual S 135 46.3203 50 -0.48 89
GU.GSCL.HHZ. 2022-07-21T04:11:31.92 0.3 undecidable manual S 68 43.1235 50 0.09 97
IV.MSSA.HHZ. 2022-07-21T04:11:31.97 0.6 undecidable manual S 285 46.4202 50 -0.73 54
GU.CARD.HHZ. 2022-07-21T04:11:30.22 0.3 undecidable manual S 122 37.7289 50 -0.17 96
IV.PII.HHZ. 2022-07-21T04:11:29.25 0.6 negative manual P 147 64.5909 50 0.29 59
GU.POPM.HHZ. 2022-07-21T04:11:28.05 1.0 positive manual P 108 56.6988 50 0.3 30
GU.GRAM.HHZ. 2022-07-21T04:11:27.94 0.6 undecidable manual S 358 31.2465 105 -0.5 60
MN.VLC.HHZ. 2022-07-21T04:11:26.04 0.6 undecidable manual S 103 24.8529 108 -0.26 64
IV.PLMA.HHZ. 2022-07-21T04:11:26.09 0.6 undecidable manual S 226 25.3524 108 -0.39 62
IV.MSSA.HHZ. 2022-07-21T04:11:26.34 0.6 negative manual P 285 46.4202 50 0.18 63
GU.MAIM.HHZ. 2022-07-21T04:11:26.80 1.0 undecidable manual P 135 46.3203 50 0.66 28
GU.CARD.HHZ. 2022-07-21T04:11:25.05 1.0 negative manual P 122 37.7289 50 0.22 32
GU.GSCL.HHZ. 2022-07-21T04:11:25.86 1.0 undecidable manual P 68 43.1235 50 0.2 31
GU.GRAM.HHZ. 2022-07-21T04:11:23.67 0.3 positive manual P 358 31.2465 105 -0.03 100
MN.VLC.HHZ. 2022-07-21T04:11:22.58 0.6 positive manual P 103 24.8529 108 0.11 66
IV.PLMA.HHZ. 2022-07-21T04:11:22.74 0.6 positive manual P 226 25.3524 108 0.17 65
GU.EQUI.HHZ. 2022-07-21T04:11:21.08 0.6 undecidable manual S 130 7.3815 138 0.01 70
GU.EQUI.HHZ. 2022-07-21T04:11:19.77 1.0 undecidable manual P 130 7.3815 138 0.32 33
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.EQUI.HHE. ML:1.4 0.000475 0.24 AML other m 2022-07-21T04:11:21.43
GU.EQUI.HHN. ML:1.2 0.000283 0.16 AML other m 2022-07-21T04:11:21.52
IV.PLMA.HHN. ML:1.4 0.00014950000000000003 0.36 AML other m 2022-07-21T04:11:26.38
IV.PLMA.HHE. ML:1.2 0.00010600000000000002 0.32 AML other m 2022-07-21T04:11:26.45
MN.VLC.HHN. ML:1.0 0.00005835 0.12 AML other m 2022-07-21T04:11:26.34
GU.GRAM.HHE. ML:1.8 0.00026700000000000004 0.3 AML other m 2022-07-21T04:11:28.21
GU.GRAM.HHN. ML:1.7 0.00025 0.42 AML other m 2022-07-21T04:11:29.74
GU.GSCL.HHE. ML:1.2 0.000055100000000000004 0.48 AML other m 2022-07-21T04:11:32.51
GU.GSCL.HHN. ML:1.3 0.000060650000000000004 0.52 AML other m 2022-07-21T04:11:32.90
GU.CARD.HHE. ML:1.1 0.00004495 0.54 AML other m 2022-07-21T04:11:32.61
IV.MSSA.HHE. ML:1.7 0.000145 1.9 AML other m 2022-07-21T04:11:33.00
IV.MSSA.HHN. ML:1.5 0.0000882 1.18 AML other m 2022-07-21T04:11:33.20
MN.VLC.HHE. ML:0.8 0.00003800000000000001 1.24 AML other m 2022-07-21T04:11:33.25
GU.CARD.HHN. ML:1.1 0.0000429 1.72 AML other m 2022-07-21T04:11:34.02
GU.POPM.HHE. ML:1.0 0.000024399999999999997 0.24 AML other m 2022-07-21T04:11:38.23
GU.POPM.HHN. ML:1.2 0.000035199999999999995 0.14 AML other m 2022-07-21T04:11:39.69
GU.RNCA.HHE. ML:1.4 0.000028749999999999997 0.2 AML other m 2022-07-21T04:11:48.65
GU.RNCA.HHN. ML:1.3 0.000020850000000000002 0.42 AML other m 2022-07-21T04:11:48.68
IV.FAGN.HHE. ML:2.9 0.0000652 0.32 AML other m 2022-07-21T04:12:26.51
IV.FAGN.HHN. ML:2.7 0.00004149999999999999 0.32 AML other m 2022-07-21T04:12:53.30
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