Earthquake with magnitude of ML 2.1 on date 13-03-2023 and time 12:17:17 (UTC) in region 5 km N Palazzuolo sul Senio (FI)

A magnitude ML 2.1 earthquake occured in region: 5 km N Palazzuolo sul Senio (FI), on

  • 13-03-2023 12:17:17 (UTC)
  • 13-03-2023 13:17:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.1580, 11.5350 at 10 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 10 2617 5017
Marradi FI 11 3139 8156
Fontanelice BO 11 1943 10099
Firenzuola FI 13 4726 14825
Borgo Tossignano BO 14 3288 18113
Casalfiumanese BO 17 3438 21551
Monghidoro BO 19 3749 25300
Tredozio FC 19 1212 26512

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km SW of Imola (69797 inhabitants)
31 Km W of Faenza (58541 inhabitants)
41 Km SE of Bologna (386663 inhabitants)
41 Km W of Forlì (117913 inhabitants)
47 Km NE of Prato (191150 inhabitants)
49 Km NE of Firenze (382808 inhabitants)
53 Km NE of Scandicci (50609 inhabitants)
55 Km E of Pistoia (90315 inhabitants)
57 Km W of Cesena (96758 inhabitants)
60 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)
90 Km E of Lucca (89046 inhabitants)
94 Km SE of Reggio nell'Emilia (171345 inhabitants)
95 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 2.1 2023-03-13
12:17:17
44.1577 11.5352 10 2024-03-01
17:18:03
Bollettino Sismico Italiano INGV 116311841
Reviewed
Rev100
ML 2.1 2023-03-13
12:17:16
44.1528 11.5307 10 2023-03-13
12:39:23
Sala Sismica INGV-Roma 115318051
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-13 12:17:17 ± 0.08
Latitude 44.1577 ± 0.0045
Longitude 11.5352 ± 0.0063
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 116311841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 548
Semi-minor axis of confidence ellipse (meter) 378
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 156
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 63
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.29
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.88403
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 41
Type of magnitude ML
Reference to an origin 116311841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-11-28 15:13:16

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 46
Type of magnitude ML
Reference to an origin 115318051
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-13 12:39:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MCRV.HHZ. 2023-03-13T12:19:11.33 3.0 undecidable manual Sn -2.76 0
IV.CERA.HHZ. 2023-03-13T12:18:48.49 3.0 undecidable manual Sn 3.02 0
IV.NOCI.HHZ. 2023-03-13T12:18:41.90 3.0 negative manual Pn 5.55 0
IV.MCRV.HHZ. 2023-03-13T12:18:38.33 3.0 undecidable manual Pg 15.56 0
NI.VINO.HHZ. 2023-03-13T12:17:56.28 3.0 positive manual Pn -0.77 0
ST.CARE.EHZ. 2023-03-13T12:17:56.58 3.0 undecidable manual Pn 0.84 0
NI.PALA.HHZ. 2023-03-13T12:17:55.37 3.0 negative manual Pn 0.03 0
OX.SABO.HHZ. 2023-03-13T12:17:55.14 3.0 positive manual Pn -0.92 0
OX.MLN.HHZ. 2023-03-13T12:17:52.27 3.0 undecidable manual Pn -0.68 0
IV.CSP1.EHZ. 2023-03-13T12:17:49.14 3.0 undecidable manual Pg 3.38 0
IV.ZOVE.EHZ. 2023-03-13T12:17:42.22 3.0 positive manual P 0.81 0
IV.CAFI.HHZ. 2023-03-13T12:17:34.56 1.0 undecidable manual P 159 98.124 50 0.83 18
IV.PII.HHZ. 2023-03-13T12:17:33.35 1.0 undecidable manual P 239 94.0392 50 0.26 21
GU.MAIM.HHZ. 2023-03-13T12:17:32.52 1.0 undecidable manual P 252 87.5457 50 0.44 21
IV.BDI.HHZ. 2023-03-13T12:17:30.18 0.6 undecidable manual P 262 75.5688 50 -0.06 46
IV.CSNT.HHZ. 2023-03-13T12:17:30.84 0.1 undecidable manual P 195 78.4659 50 0.16 90
IV.SFI.EHZ. 2023-03-13T12:17:30.22 0.6 undecidable manual S 138 37.5291 50 0.48 45
IV.OSSC.HHZ. 2023-03-13T12:17:30.11 0.6 undecidable manual P 198 74.0703 50 0.1 46
IV.CRE.HHZ. 2023-03-13T12:17:29.20 0.6 undecidable manual P 151 68.376 50 0.06 47
IV.MOCL.EHZ. 2023-03-13T12:17:28.35 0.6 undecidable manual S 239 32.9448 50 -0.17 49
GU.POPM.HHZ. 2023-03-13T12:17:28.11 0.3 undecidable manual P 259 63.2922 50 -0.23 68
IV.CRMI.HHZ. 2023-03-13T12:17:28.24 0.3 undecidable manual P 228 59.7957 50 0.42 66
IV.BOSL.HHZ. 2023-03-13T12:17:27.30 0.6 undecidable manual S 207 28.2495 50 0.04 50
IV.ZCCA.HHZ. 2023-03-13T12:17:27.04 0.3 undecidable manual P 296 49.3173 50 0.85 57
IV.VMGN.HHZ. 2023-03-13T12:17:26.04 0.3 undecidable manual S 180 22.5552 114 0.44 70
IV.MTRZ.HHZ. 2023-03-13T12:17:25.41 0.6 undecidable manual S 333 19.3695 117 0.82 41
IV.SFI.EHZ. 2023-03-13T12:17:24.09 0.3 undecidable manual P 138 37.5291 50 -0.28 71
IV.BRIS.HHZ. 2023-03-13T12:17:24.89 0.3 undecidable manual S 68 19.869 117 0.14 75
IV.SEI.HHZ. 2023-03-13T12:17:24.40 0.1 undecidable manual S 231 18.1707 119 0.17 100
IV.FNVD.HHZ. 2023-03-13T12:17:23.05 0.3 undecidable manual P 272 32.8449 50 -0.6 65
IV.IMOL.EHZ. 2023-03-13T12:17:23.01 0.6 undecidable manual P 36 27.8499 50 0.13 50
IV.LMD.HHZ. 2023-03-13T12:17:23.68 0.3 undecidable manual S 123 16.3725 122 -0.01 78
IV.MOCL.EHZ. 2023-03-13T12:17:23.20 0.3 undecidable manual P 239 32.9448 50 -0.47 69
IV.BOSL.HHZ. 2023-03-13T12:17:22.72 0.1 undecidable manual P 207 28.2495 50 -0.22 97
IV.MTRZ.HHZ. 2023-03-13T12:17:21.19 0.1 undecidable manual P 333 19.3695 117 -0.21 99
IV.BRIS.HHZ. 2023-03-13T12:17:21.28 0.1 undecidable manual P 68 19.869 117 -0.21 99
IV.VMGN.HHZ. 2023-03-13T12:17:21.82 0.3 undecidable manual P 180 22.5552 114 -0.16 75
IV.SEI.HHZ. 2023-03-13T12:17:20.88 0.1 undecidable manual P 231 18.1707 119 -0.31 97
IV.LMD.HHZ. 2023-03-13T12:17:20.65 0.1 undecidable manual P 123 16.3725 122 -0.23 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LMD.HHE. ML:2.0 0.0009685000000000001 0.66 AML other m 2023-03-13T12:17:24.53
IV.SEI.HHN. ML:2.8 0.005535 0.28 AML other m 2023-03-13T12:17:24.49
IV.SEI.HHE. ML:2.6 0.0028799999999999997 1.02 AML other m 2023-03-13T12:17:26.67
IV.BRIS.HNN. ML:2.5 0.002485 0.84 AML other m 2023-03-13T12:17:26.78
IV.BRIS.HHN. ML:2.1 0.001037 0.86 AML other m 2023-03-13T12:17:26.79
IV.MTRZ.HHN. ML:2.7 0.0041400000000000005 0.32 AML other m 2023-03-13T12:17:27.29
IV.MTRZ.HNN. ML:2.7 0.004005 0.32 AML other m 2023-03-13T12:17:27.30
IV.MTRZ.HNE. ML:2.7 0.004165 0.88 AML other m 2023-03-13T12:17:27.51
IV.MTRZ.HHE. ML:2.8 0.004425 0.88 AML other m 2023-03-13T12:17:27.51
IV.LMD.HHN. ML:2.0 0.0009395 0.28 AML other m 2023-03-13T12:17:27.70
IV.BOSL.HHN. ML:1.5 0.000169 1.46 AML other m 2023-03-13T12:17:27.75
IV.FNVD.HHE. ML:2.5 0.001335 0.4 AML other m 2023-03-13T12:17:28.92
IV.BRIS.HNE. ML:2.6 0.002955 0.5 AML other m 2023-03-13T12:17:29.16
IV.BRIS.HHE. ML:2.2 0.001245 0.5 AML other m 2023-03-13T12:17:29.16
IV.FNVD.HHN. ML:2.5 0.001375 0.26 AML other m 2023-03-13T12:17:29.64
IV.MOCL.EHN. ML:2.0 0.0004615 1.1 AML other m 2023-03-13T12:17:29.85
IV.SFI.EHN. ML:2.0 0.0004205 1.38 AML other m 2023-03-13T12:17:31.22
IV.SFI.HNN. ML:2.0 0.00038700000000000003 1.38 AML other m 2023-03-13T12:17:31.22
IV.BOSL.HHE. ML:1.5 0.000164 1.46 AML other m 2023-03-13T12:17:31.24
IV.MOCL.EHE. ML:2.0 0.0004575 0.68 AML other m 2023-03-13T12:17:31.38
IV.SFI.HNE. ML:1.9 0.000284 0.56 AML other m 2023-03-13T12:17:31.68
IV.SFI.EHE. ML:1.9 0.000305 0.56 AML other m 2023-03-13T12:17:31.68
IV.BDI.HNE. ML:1.9 0.0001195966 0.64 AML other m 2023-03-13T12:17:36.42
GU.POPM.HHN. ML:2.1 0.00023649999999999998 0.34 AML other m 2023-03-13T12:17:37.82
GU.POPM.HHE. ML:1.9 0.000141 0.92 AML other m 2023-03-13T12:17:39.53
IV.CRMI.HHN. ML:2.0 0.00018449999999999999 1.4 AML other m 2023-03-13T12:17:40.04
IV.CRE.HHN. ML:2.0 0.00017199999999999998 0.34 AML other m 2023-03-13T12:17:40.67
IV.CRMI.HHE. ML:1.5 0.0000629 0.94 AML other m 2023-03-13T12:17:40.74
IV.OSSC.HHE. ML:2.0 0.000169 0.52 AML other m 2023-03-13T12:17:42.33
IV.BDI.HHN. ML:1.9 0.000128 1.08 AML other m 2023-03-13T12:17:43.32
IV.CRE.HHE. ML:1.9 0.0001275 0.54 AML other m 2023-03-13T12:17:44.39
IV.CSNT.HHN. ML:1.9 0.00010284999999999999 1.24 AML other m 2023-03-13T12:17:44.81
IV.BDI.HHE. ML:1.9 0.0001245 0.8 AML other m 2023-03-13T12:17:45.02
IV.CSNT.HHE. ML:1.8 0.0000993 0.42 AML other m 2023-03-13T12:17:45.36
IV.PII.HHN. ML:2.1 0.000135 1.06 AML other m 2023-03-13T12:17:47.10
IV.OSSC.HHN. ML:1.8 0.00009575 0.44 AML other m 2023-03-13T12:17:49.20
IV.PII.HHE. ML:2.1 0.000128 0.5 AML other m 2023-03-13T12:17:49.91
IV.CAFI.HHE. ML:1.9 0.00007350000000000001 0.38 AML other m 2023-03-13T12:17:51.15
IV.CAFI.HHN. ML:1.7 0.000055400000000000005 1.56 AML other m 2023-03-13T12:17:53.14
IV.ZOVE.EHE. ML:2.4 0.00013744999999999998 0.98 AML other m 2023-03-13T12:18:03.35
IV.ZOVE.EHN. ML:2.4 0.00013305 1.6 AML other m 2023-03-13T12:18:05.13
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
Waveforms Seismic signals in miniseed + resp format Download