Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 29-11-2020 and time 02:05:54 (Italy) in region 6 km NW Cesena (FC)

A magnitude ML 2.1 earthquake occured in region: 6 km NW Cesena (FC), on

  • 29-11-2020 01:05:54 (UTC)
  • 29-11-2020 02:05:54 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.1820, 12.2040 at 23 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
Cesena FC 6 96758 96758
Forlimpopoli FC 6 13290 110048
Bertinoro FC 7 11059 121107
Gambettola FC 13 10660 131767
Meldola FC 13 9970 141737
Montiano FC 14 1716 143453
Forlì FC 14 117913 261366
Cervia RA 15 28940 290306
Cesenatico FC 16 25796 316102
Longiano FC 16 7126 323228
Gatteo FC 17 9068 332296
Roncofreddo FC 18 3386 335682
Savignano sul Rubicone FC 19 17766 353448
San Mauro Pascoli FC 19 11690 365138
Predappio FC 20 6346 371484

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km NW of Cesena (96758 inhabitants)
14 Km E of Forlì (117913 inhabitants)
26 Km S of Ravenna (159116 inhabitants)
28 Km E of Faenza (58541 inhabitants)
32 Km W of Rimini (147750 inhabitants)
43 Km E of Imola (69797 inhabitants)
64 Km W of Pesaro (94582 inhabitants)
75 Km W of Fano (60888 inhabitants)
77 Km E of Bologna (386663 inhabitants)
84 Km NE of Arezzo (99543 inhabitants)
86 Km SE of Ferrara (133155 inhabitants)
89 Km NE of Firenze (382808 inhabitants)
94 Km E of Scandicci (50609 inhabitants)
95 Km E of Prato (191150 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 2020-11-29
01:05:54		 44.1817 12.2037 23 2021-02-26
14:56:16		 Bollettino Sismico Italiano INGV 86379251
Reviewed
Rev100 		ML 2.2 2020-11-29
01:05:53		 44.1947 12.2033 25 2020-11-29
01:17:56		 Sala Sismica INGV-Roma 85076301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-11-29 01:05:54 ± 0.13
Latitude 44.1817 ± 0.0072
Longitude 12.2037 ± 0.0088
Depth (km) 23 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86379251

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 855
Semi-minor axis of confidence ellipse (meter) 150
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 205
Circular confidence region, given by single value of horizontal uncertainty (meter) 860.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 81
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 43
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.13490
Epicentral distance of station farthest from the epicenter (degree) 2.20424
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.2
Num. used stations 34
Type of magnitude ML
Reference to an origin 86379251
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-01-28 16:45:07

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 33
Type of magnitude ML
Reference to an origin 85076301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-11-29 01:17:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
NI.VINO.HHZ. 2020-11-29T01:06:30.19 0.3 undecidable manual P 20 244.6662 54 0.08 36
RF.GEPF.HHZ. 2020-11-29T01:06:30.06 0.3 undecidable manual P 17 243.4674 54 0.1 36
IV.CSP1.EHZ. 2020-11-29T01:06:18.59 0.6 undecidable manual P 146 145.1436 54 0.86 32
IV.RONT.HHZ. 2020-11-29T01:06:16.12 0.6 undecidable manual S 251 64.8906 103 1.83 24
IV.NARO.HHZ. 2020-11-29T01:06:16.81 0.6 undecidable manual S 154 70.1742 102 1.15 33
IV.CRE.HHZ. 2020-11-29T01:06:15.15 0.6 undecidable manual S 198 65.5899 103 0.67 43
IV.VISG.HHZ. 2020-11-29T01:06:14.85 0.6 undecidable manual S 271 61.1943 104 1.51 30
IV.EL6.EHZ. 2020-11-29T01:06:14.67 0.6 undecidable manual P 142 118.7922 97 0.69 37
IV.PE3.EHZ. 2020-11-29T01:06:13.03 0.6 undecidable manual S 156 58.6968 105 0.33 47
IV.PESA.HHZ. 2020-11-29T01:06:13.22 0.3 undecidable manual S 118 57.2982 105 0.88 57
IV.FOSV.EHZ. 2020-11-29T01:06:12.67 0.6 undecidable manual P 155 108.0141 97 0.33 43
IV.RINC.HHZ. 2020-11-29T01:06:12.84 0.3 undecidable manual S 236 57.7977 105 0.39 72
IV.PARC.HHZ. 2020-11-29T01:06:12.49 0.6 undecidable manual S 177 59.1963 105 -0.33 48
IV.ASQU.HHZ. 2020-11-29T01:06:11.57 0.6 undecidable manual S 218 54.0015 106 0.08 51
IV.SSFR.HHZ. 2020-11-29T01:06:10.31 0.3 undecidable manual P 151 94.7385 98 0 71
IV.ARVD.HHZ. 2020-11-29T01:06:10.44 0.6 undecidable manual P 142 96.126 98 -0.07 48
IV.FRON.EHZ. 2020-11-29T01:06:08.59 0.3 undecidable manual P 150 84.6486 100 -0.18 71
IV.BRIS.HHZ. 2020-11-29T01:06:07.17 0.6 undecidable manual S 278 35.0427 116 0.41 50
IV.MPAG.EHZ. 2020-11-29T01:06:06.81 0.3 undecidable manual P 144 75.6687 101 -0.6 66
IV.MTRZ.HNZ. 2020-11-29T01:06:06.50 0.6 undecidable manual P 283 63.5919 103 0.92 39
IV.NARO.HHZ. 2020-11-29T01:06:06.17 0.3 undecidable manual P 154 70.1742 102 -0.4 70
IV.SEI.HHZ. 2020-11-29T01:06:06.87 0.3 undecidable manual P 258 68.7756 102 0.5 68
IV.RSM2.HHN. 2020-11-29T01:06:06.80 0.6 undecidable manual S 145 33.2445 118 0.48 48
IV.APEC.HHZ. 2020-11-29T01:06:06.27 0.3 undecidable manual P 166 71.2731 102 -0.47 69
IV.BADI.EHZ. 2020-11-29T01:06:06.93 0.3 undecidable manual P 177 74.6697 101 -0.32 70
IV.SSP9.EHZ. 2020-11-29T01:06:05.88 0.6 undecidable manual P 185 67.6767 102 -0.32 47
IV.RONT.HHZ. 2020-11-29T01:06:05.71 0.3 undecidable manual P 251 64.8906 103 -0.07 74
IV.CRE.HHZ. 2020-11-29T01:06:05.37 0.3 undecidable manual P 198 65.5899 103 -0.52 68
IV.RUFI.EHZ. 2020-11-29T01:06:05.49 0.1 undecidable manual P 236 67.2771 103 -0.64 85
IV.PE3.EHZ. 2020-11-29T01:06:04.73 0.3 undecidable manual P 156 58.6968 105 -0.13 76
IV.PESA.HHZ. 2020-11-29T01:06:04.84 0.3 undecidable manual P 118 57.2982 105 0.19 73
IV.PARC.HHZ. 2020-11-29T01:06:04.32 0.3 undecidable manual P 177 59.1963 105 -0.61 67
IV.RINC.HHZ. 2020-11-29T01:06:04.17 0.1 negative manual P 236 57.7977 105 -0.55 90
IV.VISG.HHZ. 2020-11-29T01:06:04.91 0.3 undecidable manual P 271 61.1943 104 -0.32 71
IV.BLLA.EHZ. 2020-11-29T01:06:03.94 0.3 undecidable manual S 101 21.6672 131 0.18 79
IV.ASQU.HHZ. 2020-11-29T01:06:03.58 0.3 undecidable manual P 218 54.0015 106 -0.58 67
IV.IMOL.EHZ. 2020-11-29T01:06:03.26 0.3 undecidable manual P 298 41.625 112 0.91 62
IV.CPGN.HNZ. 2020-11-29T01:06:02.84 0.1 undecidable manual P 168 43.2234 111 0.26 99
IV.BRSN.EHZ. 2020-11-29T01:06:02.73 0.3 undecidable manual S 319 14.9739 143 0.18 82
IV.RSM2.HHN. 2020-11-29T01:06:01.19 0.3 undecidable manual P 145 33.2445 118 0.02 80
IV.BRIS.HHZ. 2020-11-29T01:06:01.17 0.1 undecidable manual P 278 35.0427 116 -0.26 100
IV.BLLA.EHZ. 2020-11-29T01:05:59.17 0.1 undecidable manual P 101 21.6672 131 -0.53 99
IV.BRSN.EHZ. 2020-11-29T01:05:58.35 0.1 undecidable manual P 319 14.9739 143 -0.65 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BRSN.HNN. ML:2.5 0.00166 0.18 AML other m 2020-11-29T01:06:02.89
IV.BRSN.EHN. ML:2.5 0.0017050000000000001 0.2 AML other m 2020-11-29T01:06:02.90
IV.BRSN.HNE. ML:2.4 0.00147 1.44 AML other m 2020-11-29T01:06:03.11
IV.BRSN.EHE. ML:2.3 0.0011159999999999998 1.44 AML other m 2020-11-29T01:06:03.83
IV.BRIS.HHE. ML:2.1 0.000418 0.3 AML other m 2020-11-29T01:06:10.98
IV.BRIS.HHN. ML:2.1 0.0004075 0.68 AML other m 2020-11-29T01:06:11.97
IV.IMOL.HNE. ML:2.2 0.0005285 1.5 AML other m 2020-11-29T01:06:12.06
IV.ASQU.HHE. ML:1.9 0.00016 1.26 AML other m 2020-11-29T01:06:13.67
IV.ASQU.HHN. ML:2.1 0.0002565 0.2 AML other m 2020-11-29T01:06:13.22
IV.PESA.HHE. ML:2.4 0.0005745 0.58 AML other m 2020-11-29T01:06:13.92
IV.PARC.HHN. ML:1.6 0.00008385 0.24 AML other m 2020-11-29T01:06:14.31
IV.PARC.HHE. ML:1.8 0.0001177 0.48 AML other m 2020-11-29T01:06:14.63
IV.PESA.HHN. ML:2.5 0.0006544999999999999 0.16 AML other m 2020-11-29T01:06:14.39
IV.IMOL.HNN. ML:2.2 0.000484 0.42 AML other m 2020-11-29T01:06:14.58
IV.RINC.HHE. ML:2.1 0.000259 0.28 AML other m 2020-11-29T01:06:14.95
IV.RINC.HHN. ML:1.9 0.000161 0.36 AML other m 2020-11-29T01:06:15.13
IV.VISG.HHN. ML:1.7 0.00009375 0.74 AML other m 2020-11-29T01:06:15.55
IV.RONT.HHE. ML:2.4 0.00047799999999999996 0.24 AML other m 2020-11-29T01:06:16.84
IV.PE3.EHN. ML:2.4 0.00044950000000000003 0.94 AML other m 2020-11-29T01:06:16.42
IV.RONT.HHN. ML:2.2 0.00029749999999999997 0.92 AML other m 2020-11-29T01:06:17.20
IV.PE3.EHE. ML:2.4 0.000448 0.42 AML other m 2020-11-29T01:06:17.63
IV.SEI.HHE. ML:2.0 0.00014600000000000003 0.26 AML other m 2020-11-29T01:06:17.58
IV.CRE.HHE. ML:1.8 0.00010145 0.2 AML other m 2020-11-29T01:06:18.11
IV.CRE.HHN. ML:2.2 0.000282 0.22 AML other m 2020-11-29T01:06:18.14
IV.SEI.HHN. ML:2.3 0.00028849999999999997 0.88 AML other m 2020-11-29T01:06:18.19
IV.VISG.HHE. ML:1.6 0.000081 1.08 AML other m 2020-11-29T01:06:18.84
IV.APEC.HHN. ML:2.0 0.000134 0.42 AML other m 2020-11-29T01:06:19.40
IV.APEC.HHE. ML:1.9 0.0001325 0.46 AML other m 2020-11-29T01:06:21.66
IV.SSFR.HHE. ML:2.3 0.0002055 0.7 AML other m 2020-11-29T01:06:25.52
IV.SSFR.HHN. ML:2.2 0.00017649999999999998 1.22 AML other m 2020-11-29T01:06:29.82
IV.FOSV.EHE. ML:1.9 0.0000732 1.38 AML other m 2020-11-29T01:06:29.05
NI.VINO.HHN. ML:2.2 0.000029749999999999998 0.42 AML other m 2020-11-29T01:06:41.53
IV.FOSV.EHN. ML:1.9 0.00006634999999999999 0.42 AML other m 2020-11-29T01:06:43.34
NI.VINO.HHE. ML:2.4 0.000044300000000000006 0.42 AML other m 2020-11-29T01:07:09.73
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