Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.0 on date 29-01-2021 and time 05:49:37 (Italy) in region 4 km S Fanano (MO)

A magnitude ML 1.0 earthquake occured in region: 4 km S Fanano (MO), on

  • 29-01-2021 04:49:37 (UTC)
  • 29-01-2021 05:49:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.1720, 10.7990 at 19 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Fanano MO 4 2989 2989
Sestola MO 7 2508 5497
Lizzano in Belvedere BO 8 2212 7709
Cutigliano PT 9 1488 9197
Montecreto MO 11 940 10137
Abetone PT 11 621 10758
Gaggio Montano BO 12 4878 15636
Fiumalbo MO 12 1280 16916
San Marcello Pistoiese PT 13 6416 23332
Riolunato MO 13 712 24044
Alto Reno Terme BO 14 6960 31004
Pievepelago MO 15 2222 33226
Montese MO 16 3353 36579
Piteglio PT 16 1683 38262
Lama Mocogno MO 16 2734 40996
Sambuca Pistoiese PT 18 1626 42622
Pavullo nel Frignano MO 19 17383 60005
Castel di Casio BO 19 3448 63453

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NW of Pistoia (90315 inhabitants)
40 Km NW of Prato (191150 inhabitants)
43 Km NE of Lucca (89046 inhabitants)
54 Km S of Modena (184973 inhabitants)
55 Km E of Massa (69479 inhabitants)
55 Km NW of Scandicci (50609 inhabitants)
55 Km NE of Viareggio (62467 inhabitants)
56 Km SW of Bologna (386663 inhabitants)
57 Km E of Carrara (63133 inhabitants)
58 Km NW of Firenze (382808 inhabitants)
60 Km NE of Pisa (89158 inhabitants)
60 Km S of Reggio nell'Emilia (171345 inhabitants)
68 Km S of Carpi (70699 inhabitants)
76 Km W of Imola (69797 inhabitants)
78 Km E of La Spezia (93959 inhabitants)
79 Km NE of Livorno (159219 inhabitants)
79 Km SE of Parma (192836 inhabitants)
87 Km W of Faenza (58541 inhabitants)
99 Km SW of Ferrara (133155 inhabitants)
99 Km W of Forlì (117913 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 1.0 2021-01-29
04:49:37		 44.1717 10.7987 19 2021-07-12
16:54:57		 Bollettino Sismico Italiano INGV 86933631
Reviewed
Rev100 		ML 1.0 2021-01-29
04:49:37		 44.1775 10.7993 20 2021-01-29
04:58:08		 Sala Sismica INGV-Roma 86672491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-29 04:49:37 ± 0.18
Latitude 44.1717 ± 0.0054
Longitude 10.7987 ± 0.0088
Depth (km) 19 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86933631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 673
Semi-minor axis of confidence ellipse (meter) 351
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 60
Circular confidence region, given by single value of horizontal uncertainty (meter) 670.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
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) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.13040
Epicentral distance of station farthest from the epicenter (degree) 0.49103
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 86672491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-29 04:58:08

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 86933631
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-09 11:24:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PII.HHZ. 2021-01-29T04:49:54.80 0.6 undecidable manual S 204 54.501 101 -0.24 46
IV.MPPT.EHZ. 2021-01-29T04:49:49.13 0.3 undecidable manual S 136 33.2445 110 -0.43 69
GU.SARM.EHE. 2021-01-29T04:49:49.29 0.3 undecidable manual S 273 31.6461 111 0.12 74
IV.PII.HHZ. 2021-01-29T04:49:48.09 0.3 undecidable manual P 204 54.501 101 0.31 68
GU.CARD.HHZ. 2021-01-29T04:49:48.69 0.6 undecidable manual S 237 29.9478 113 -0.06 50
IV.ZCCA.HHZ. 2021-01-29T04:49:48.27 0.6 undecidable manual S 35 24.3534 119 0.87 40
GU.GSCL.HHE. 2021-01-29T04:49:47.69 0.3 undecidable manual S 320 25.9518 117 -0.09 75
IV.SEI.HHZ. 2021-01-29T04:49:46.69 0.3 undecidable manual P 106 46.4202 103 0.12 72
IV.BDI.HHZ. 2021-01-29T04:49:46.54 0.3 undecidable manual S 233 20.1687 125 0.08 76
GU.POPM.HHZ. 2021-01-29T04:49:45.44 0.6 undecidable manual S 193 14.4744 136 0.15 50
IV.MPPT.EHZ. 2021-01-29T04:49:45.06 0.6 undecidable manual P 136 33.2445 110 0.45 46
GU.SARM.EHE. 2021-01-29T04:49:44.27 0.1 undecidable manual P 273 31.6461 111 -0.12 98
GU.CARD.HHZ. 2021-01-29T04:49:44.52 0.3 undecidable manual P 237 29.9478 113 0.38 70
IV.ZCCA.HHZ. 2021-01-29T04:49:43.16 0.1 undecidable manual P 35 24.3534 119 -0.2 97
GU.GSCL.HHE. 2021-01-29T04:49:43.33 0.1 undecidable manual P 320 25.9518 117 -0.25 97
IV.BDI.HHZ. 2021-01-29T04:49:42.68 0.1 undecidable manual P 233 20.1687 125 -0.14 100
GU.POPM.HHZ. 2021-01-29T04:49:41.95 0.3 undecidable manual P 193 14.4744 136 -0.2 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BDI.HHN. ML:1.0 0.000059753150000000006 0.1216 AML other m 2021-01-29T04:49:46.61
IV.BDI.HNN. ML:1.0 0.00005792486499999999 0.1184 AML other m 2021-01-29T04:49:46.62
IV.BDI.HHE. ML:1.2 0.00008451598 0.16 AML other m 2021-01-29T04:49:46.63
IV.BDI.HNE. ML:1.2 0.000091359545 0.16 AML other m 2021-01-29T04:49:46.64
IV.ZCCA.HNN. ML:0.9 0.00004093405 1.7408 AML other m 2021-01-29T04:49:47.08
IV.ZCCA.HNE. ML:1.1 0.00006211779500000001 0.4704 AML other m 2021-01-29T04:49:48.32
IV.ZCCA.HHN. ML:0.9 0.000040049849999999994 0.32 AML other m 2021-01-29T04:49:48.45
IV.ZCCA.HHE. ML:1.1 0.00006359263999999999 1.5808 AML other m 2021-01-29T04:49:49.80
GU.CARD.HHE. ML:0.8 0.000027059615000000002 1.8624 AML other m 2021-01-29T04:49:49.96
GU.CARD.HHN. ML:1.1 0.000049057935 0.08 AML other m 2021-01-29T04:49:49.34
MN.VLC.HHN. ML:0.6 0.000015325785 0.6624 AML other m 2021-01-29T04:49:49.63
MN.VLC.HNE. ML:0.8 0.00002258331 1.52 AML other m 2021-01-29T04:49:49.03
MN.VLC.HNN. ML:0.7 0.0000192365665 0.2624 AML other m 2021-01-29T04:49:49.96
MN.VLC.HHE. ML:0.9 0.000031634910000000005 0.4608 AML other m 2021-01-29T04:49:50.17
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