Earthquake with magnitude of ML 1.2 on date 29-03-2021 and time 23:07:26 (Italy) in region 4 km E Fivizzano (MS)

A magnitude ML 1.2 earthquake occured in region: 4 km E Fivizzano (MS), on

  • 29-03-2021 21:07:26 (UTC)
  • 29-03-2021 23:07:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2460, 10.1740 at 11 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 4 7925 7925
Casola in Lunigiana MS 5 988 8913
Comano MS 7 714 9627
Minucciano LU 9 2102 11729
Sillano Giuncugnano LU 11 1085 12814
Licciana Nardi MS 11 4949 17763
Piazza al Serchio LU 12 2367 20130
Camporgiano LU 16 2176 22306
Bagnone MS 16 1887 24193
San Romano in Garfagnana LU 16 1410 25603
Aulla MS 17 11263 36866
Vagli Sotto LU 17 939 37805
Fosdinovo MS 17 4883 42688
Tresana MS 18 2044 44732
Careggine LU 18 564 45296
Ventasso RE 18 4295 49591
Villafranca in Lunigiana MS 18 4770 54361
Podenzana MS 19 2180 56541
Monchio delle Corti PR 19 933 57474
Carrara MS 20 63133 120607

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NE of Carrara (63133 inhabitants)
23 Km N of Massa (69479 inhabitants)
31 Km E of La Spezia (93959 inhabitants)
43 Km N of Viareggio (62467 inhabitants)
52 Km NW of Lucca (89046 inhabitants)
62 Km NW of Pisa (89158 inhabitants)
62 Km SW of Reggio nell'Emilia (171345 inhabitants)
63 Km S of Parma (192836 inhabitants)
69 Km NW of Pistoia (90315 inhabitants)
75 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)
97 Km W of Bologna (386663 inhabitants)
97 Km NW of Scandicci (50609 inhabitants)
97 Km SE of Piacenza (102191 inhabitants)
100 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 1.2 2021-03-29
21:07:26
44.2457 10.1735 11 2021-03-29
21:12:10
Sala Sismica INGV-Roma 88599361
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-29 21:07:26 ± 0.08
Latitude 44.2457 ± 0.0045
Longitude 10.1735 ± 0.0063
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 88599361

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 539
Semi-minor axis of confidence ellipse (meter) 371
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 228
Circular confidence region, given by single value of horizontal uncertainty (meter) 540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 129
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
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) 0.03417
Epicentral distance of station farthest from the epicenter (degree) 0.58096
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 88599361
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-29 21:12:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PII.HHZ. 2021-03-29T21:07:46.50 0.3 undecidable manual S 154 64.491 90 -0.15 67
IV.BDI.HHZ. 2021-03-29T21:07:39.87 0.1 undecidable manual S 121 39.2274 91 -0.04 95
IV.PLMA.HHZ. 2021-03-29T21:07:38.16 0.1 undecidable manual S 230 33.4443 91 -0.2 92
IV.PII.HHZ. 2021-03-29T21:07:38.78 0.3 undecidable manual P 154 64.491 90 0.45 62
GU.CARD.HHZ. 2021-03-29T21:07:38.43 0.1 undecidable manual S 135 34.6431 91 -0.23 93
GU.GRAM.HHZ. 2021-03-29T21:07:36.78 0.1 undecidable manual S 342 28.4493 91 -0.25 93
GU.SARM.EHE. 2021-03-29T21:07:34.34 0.1 undecidable manual S 111 19.3695 92 -0.24 96
IV.BDI.HHZ. 2021-03-29T21:07:34.48 0.3 undecidable manual P 121 39.2274 91 0.04 71
IV.PLMA.HHZ. 2021-03-29T21:07:33.76 0.1 undecidable manual P 230 33.4443 91 0.21 93
GU.CARD.HHZ. 2021-03-29T21:07:33.81 0.1 undecidable manual P 135 34.6431 91 0.09 94
GU.GRAM.HHZ. 2021-03-29T21:07:32.77 0.1 undecidable manual P 342 28.4493 91 0 97
GU.EQUI.HHZ. 2021-03-29T21:07:31.73 0.1 undecidable manual S 190 8.9799 127 -0.23 97
GU.SARM.EHE. 2021-03-29T21:07:31.46 0.1 undecidable manual P 111 19.3695 92 0.09 96
GU.FIVI.HNE. 2021-03-29T21:07:29.39 0.1 undecidable manual P 259 3.7962 156 0.04 100
GU.EQUI.HHZ. 2021-03-29T21:07:29.95 0.1 undecidable manual P 190 8.9799 127 0.1 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.EQUI.HHE. ML:0.8 0.00007919999999999999 1.52 AML other m 2021-03-29T21:07:31.08
GU.EQUI.HHN. ML:0.6 0.00005485 0.38 AML other m 2021-03-29T21:07:32.02
GU.GRAM.HHE. ML:1.1 0.000068 0.94 AML other m 2021-03-29T21:07:37.82
GU.GRAM.HHN. ML:1.4 0.0001315 0.9 AML other m 2021-03-29T21:07:38.74
IV.PLMA.HHE. ML:1.2 0.0000664 0.08 AML other m 2021-03-29T21:07:38.65
IV.PLMA.HHN. ML:1.2 0.00006235 1.18 AML other m 2021-03-29T21:07:39.62
IV.PII.HHN. ML:1.3 0.00003275 1.06 AML other m 2021-03-29T21:07:48.96
IV.PII.HHE. ML:1.5 0.0000538 0.72 AML other m 2021-03-29T21:07:50.08
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