Earthquake with magnitude of ML 1.0 on date 21-05-2022 and time 01:05:46 (UTC) in region 5 km E Fivizzano (MS)

A magnitude ML 1.0 earthquake occured in region: 5 km E Fivizzano (MS), on

  • 21-05-2022 01:05:46 (UTC)
  • 21-05-2022 03:05:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2510, 10.1790 at 13 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
Casola in Lunigiana MS 5 988 8913
Comano MS 6 714 9627
Minucciano LU 9 2102 11729
Sillano Giuncugnano LU 10 1085 12814
Licciana Nardi MS 11 4949 17763
Piazza al Serchio LU 12 2367 20130
San Romano in Garfagnana LU 16 1410 21540
Camporgiano LU 16 2176 23716
Bagnone MS 16 1887 25603
Vagli Sotto LU 17 939 26542
Aulla MS 17 11263 37805
Ventasso RE 18 4295 42100
Fosdinovo MS 18 4883 46983
Tresana MS 18 2044 49027
Careggine LU 19 564 49591
Villafranca in Lunigiana MS 19 4770 54361
Monchio delle Corti PR 19 933 55294
Podenzana MS 20 2180 57474

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NE of Carrara (63133 inhabitants)
24 Km N of Massa (69479 inhabitants)
32 Km E of La Spezia (93959 inhabitants)
43 Km N of Viareggio (62467 inhabitants)
52 Km NW of Lucca (89046 inhabitants)
61 Km SW of Reggio nell'Emilia (171345 inhabitants)
62 Km NW of Pisa (89158 inhabitants)
62 Km S of Parma (192836 inhabitants)
69 Km NW of Pistoia (90315 inhabitants)
74 Km SW of Modena (184973 inhabitants)
78 Km N of Livorno (159219 inhabitants)
82 Km SW of Carpi (70699 inhabitants)
84 Km W of Prato (191150 inhabitants)
96 Km W of Bologna (386663 inhabitants)
97 Km SE of Piacenza (102191 inhabitants)
97 Km NW of Scandicci (50609 inhabitants)
99 Km S of Cremona (71901 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 1.0 2022-05-21
01:05:46
44.251 10.1788 13 2022-05-21
01:53:34
Sala Sismica INGV-Roma 104931651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-21 01:05:46 ± 0.09
Latitude 44.2510 ± 0.0045
Longitude 10.1788 ± 0.0063
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 104931651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 515
Semi-minor axis of confidence ellipse (meter) 197
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 47
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.08723
Epicentral distance of station farthest from the epicenter (degree) 0.58456
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:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 104931651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-21 01:53:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PII.HHZ. 2022-05-21T01:06:06.45 0.6 undecidable manual S 155 64.8906 92 -0.09 45
IV.BDI.HHZ. 2022-05-21T01:05:59.50 0.6 undecidable manual S 122 39.2274 94 -0.2 46
GU.CARD.HHZ. 2022-05-21T01:05:58.21 0.6 undecidable manual S 136 34.743 95 -0.3 46
GU.GSCL.HHZ. 2022-05-21T01:05:58.49 0.6 undecidable manual S 71 34.3434 95 0.09 48
IV.PII.HHZ. 2022-05-21T01:05:58.69 0.6 negative manual P 155 64.8906 92 0.51 41
IV.PLMA.HHZ. 2022-05-21T01:05:57.86 0.6 undecidable manual S 229 34.1436 95 -0.51 45
IV.MSSA.HHZ. 2022-05-21T01:05:56.62 0.1 negative manual P 278 53.0025 93 0.26 89
GU.GRAM.HHZ. 2022-05-21T01:05:56.27 0.6 undecidable manual S 341 28.0497 97 -0.47 45
MN.VLC.HHZ. 2022-05-21T01:05:54.33 0.6 undecidable manual S 122 19.3695 105 -0.14 48
IV.BDI.HHZ. 2022-05-21T01:05:54.18 0.6 negative manual P 122 39.2274 94 -0.05 48
GU.GSCL.HHZ. 2022-05-21T01:05:53.64 0.6 positive manual P 71 34.3434 95 0.16 47
IV.PLMA.HHZ. 2022-05-21T01:05:53.73 1.0 positive manual P 229 34.1436 95 0.27 23
GU.CARD.HHZ. 2022-05-21T01:05:53.74 0.3 positive manual P 136 34.743 95 0.2 70
GU.EQUI.HHZ. 2022-05-21T01:05:52.19 0.6 undecidable manual S 192 9.6792 133 0.01 51
GU.GRAM.HHZ. 2022-05-21T01:05:52.43 0.1 negative manual P 341 28.0497 97 -0.09 97
MN.VLC.HHZ. 2022-05-21T01:05:51.29 0.6 negative manual P 122 19.3695 105 0.08 49
GU.EQUI.HHZ. 2022-05-21T01:05:49.97 0.1 negative manual P 192 9.6792 133 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.EQUI.HHN. ML:0.6 0.000045600000000000004 0.52 AML other m 2022-05-21T01:05:52.29
GU.EQUI.HHE. ML:0.4 0.00002435 1.06 AML other m 2022-05-21T01:05:52.41
MN.VLC.HHE. ML:0.7 0.00003515 1.08 AML other m 2022-05-21T01:05:55.02
MN.VLC.HHN. ML:0.8 0.0000451 0.42 AML other m 2022-05-21T01:05:55.74
GU.GRAM.HHE. ML:1.6 0.000176 0.3 AML other m 2022-05-21T01:05:57.25
GU.GRAM.HHN. ML:1.6 0.0001995 0.26 AML other m 2022-05-21T01:05:57.51
GU.CARD.HHE. ML:1.2 0.0000636 0.12 AML other m 2022-05-21T01:05:58.70
GU.CARD.HHN. ML:1.1 0.00005615 0.72 AML other m 2022-05-21T01:05:59.59
IV.BDI.HHE. ML:1.0 0.00003369999999999999 0.44 AML other m 2022-05-21T01:05:59.89
IV.BDI.HHN. ML:1.1 0.000037900000000000006 0.42 AML other m 2022-05-21T01:06:00.51
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