Earthquake with magnitude of ML 1.3 on date 27-03-2022 and time 04:41:56 (Italy) in region 5 km NW Palazzuolo sul Senio (FI)

A magnitude ML 1.3 earthquake occured in region: 5 km NW Palazzuolo sul Senio (FI), on

  • 27-03-2022 02:41:56 (UTC)
  • 27-03-2022 04:41:56 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1560, 11.5300 at 9 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Palazzuolo sul Senio FI 5 1154 1154
Castel del Rio BO 7 1246 2400
Casola Valsenio RA 11 2617 5017
Marradi FI 11 3139 8156
Fontanelice BO 12 1943 10099
Firenzuola FI 13 4726 14825
Borgo Tossignano BO 15 3288 18113
Casalfiumanese BO 17 3438 21551
Monghidoro BO 18 3749 25300
Tredozio FC 19 1212 26512

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km SW of Imola (69797 inhabitants)
32 Km W of Faenza (58541 inhabitants)
41 Km SE of Bologna (386663 inhabitants)
42 Km W of Forlì (117913 inhabitants)
46 Km NE of Prato (191150 inhabitants)
48 Km NE of Firenze (382808 inhabitants)
52 Km NE of Scandicci (50609 inhabitants)
55 Km E of Pistoia (90315 inhabitants)
57 Km W of Cesena (96758 inhabitants)
61 Km W of Ravenna (159116 inhabitants)
73 Km SE of Modena (184973 inhabitants)
76 Km S of Ferrara (133155 inhabitants)
82 Km NW of Arezzo (99543 inhabitants)
83 Km W of Rimini (147750 inhabitants)
87 Km SE of Carpi (70699 inhabitants)
89 Km E of Lucca (89046 inhabitants)
94 Km SE of Reggio nell'Emilia (171345 inhabitants)
94 Km N of Siena (53903 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 1.3 2022-03-27
02:41:56
44.1555 11.5303 9 2022-07-08
12:33:43
Bollettino Sismico Italiano INGV 103112521
Reviewed
Rev100
ML 1.3 2022-03-27
02:41:56
44.168 11.5297 9 2022-03-27
04:15:58
Sala Sismica INGV-Roma 102431371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-27 02:41:56 ± 0.11
Latitude 44.1555 ± 0.0063
Longitude 11.5303 ± 0.0075
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 103112521

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 616
Semi-minor axis of confidence ellipse (meter) 515
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 132
Circular confidence region, given by single value of horizontal uncertainty (meter) 620.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.07644
Epicentral distance of station farthest from the epicenter (degree) 0.31746
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:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 103112521
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-23 13:11:11

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 102431371
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-27 04:15:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RUFI.EHE. 2022-03-27T02:42:09.16 0.3 undecidable manual S 183 35.2425 50 0.23 70
IV.FNVD.HHZ. 2022-03-27T02:42:08.17 0.3 undecidable manual S 273 32.4453 50 -0.01 73
IV.MOCL.EHZ. 2022-03-27T02:42:08.04 0.3 undecidable manual S 239 32.4453 50 -0.14 71
IV.BOSL.HHZ. 2022-03-27T02:42:07.23 0.3 undecidable manual S 207 27.8499 109 0.36 69
IV.MTRZ.HHZ. 2022-03-27T02:42:05.46 0.3 undecidable manual S 334 19.3695 116 1.32 47
IV.RUFI.EHE. 2022-03-27T02:42:04.16 0.3 undecidable manual P 183 35.2425 50 0.41 67
IV.BRIS.HHZ. 2022-03-27T02:42:04.56 0.3 undecidable manual S 68 20.2686 115 0.13 73
IV.MOCL.EHZ. 2022-03-27T02:42:03.15 0.3 undecidable manual P 239 32.4453 50 -0.17 71
IV.SEI.HHZ. 2022-03-27T02:42:03.81 0.3 undecidable manual S 231 17.6712 118 0.18 73
IV.LMD.HHZ. 2022-03-27T02:42:03.20 0.6 undecidable manual S 122 16.5723 120 -0.07 50
IV.BOSL.HHZ. 2022-03-27T02:42:02.47 0.3 undecidable manual P 207 27.8499 109 -0.09 73
IV.FNVD.HHZ. 2022-03-27T02:42:02.99 0.1 undecidable manual P 273 32.4453 50 -0.33 91
IV.BRIS.HHZ. 2022-03-27T02:42:00.95 0.3 undecidable manual P 68 20.2686 115 -0.2 72
IV.VISG.HHZ. 2022-03-27T02:42:00.57 0.3 undecidable manual S 296 8.4804 138 -0.5 69
IV.LMD.HHZ. 2022-03-27T02:42:00.22 0.3 undecidable manual P 122 16.5723 120 -0.27 71
IV.MTRZ.HHZ. 2022-03-27T02:42:00.99 0.1 undecidable manual P 334 19.3695 116 0 100
IV.SEI.HHZ. 2022-03-27T02:42:00.69 0.3 undecidable manual P 231 17.6712 118 0 75
IV.VISG.HHZ. 2022-03-27T02:41:58.91 0.3 undecidable manual P 296 8.4804 138 -0.3 72
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.VISG.HHN. ML:1.4 0.00036761060000000003 0.2384 AML other m 2022-03-27T02:42:00.83
IV.VISG.HHE. ML:1.4 0.0003257833 0.36 AML other m 2022-03-27T02:42:00.73
IV.SEI.HHE. ML:1.1 0.000103731 0.6 AML other m 2022-03-27T02:42:04.48
IV.SEI.HHN. ML:1.7 0.0004345 0.28 AML other m 2022-03-27T02:42:04.49
IV.BRIS.HHE. ML:1.0 0.000077 0.14 AML other m 2022-03-27T02:42:04.84
IV.MTRZ.HHE. ML:1.2 0.0001092804 2.0592 AML other m 2022-03-27T02:42:05.86
IV.BRIS.HHN. ML:1.1 0.0000918 0.3 AML other m 2022-03-27T02:42:04.85
IV.MTRZ.HHN. ML:1.3 0.0001626427 0.76 AML other m 2022-03-27T02:42:06.01
IV.FNVD.HHN. ML:1.4 0.00010385 1.22 AML other m 2022-03-27T02:42:08.74
IV.FNVD.HHE. ML:1.4 0.0000995 0.12 AML other m 2022-03-27T02:42:08.81
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