Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 28-03-2018 and time 05:34:33 (Italy) in region 3 km E Premilcuore (FC)

A magnitude ML 2.3 earthquake occured in region: 3 km E Premilcuore (FC), on

  • 28-03-2018 03:34:33 (UTC)
  • 28-03-2018 05:34:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9660, 11.8150 at 27 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
Premilcuore FC 3 799 799
Portico e San Benedetto FC 7 756 1555
Santa Sofia FC 8 4136 5691
Galeata FC 9 2516 8207
Rocca San Casciano FC 11 1910 10117
Civitella di Romagna FC 11 3786 13903
Tredozio FC 14 1212 15115
San Godenzo FI 16 1167 16282
Bagno di Romagna FC 18 6026 22308
Dovadola FC 18 1653 23961

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km SW of Forlì (117913 inhabitants)
36 Km S of Faenza (58541 inhabitants)
39 Km W of Cesena (96758 inhabitants)
44 Km S of Imola (69797 inhabitants)
50 Km E of Firenze (382808 inhabitants)
56 Km N of Arezzo (99543 inhabitants)
56 Km E of Scandicci (50609 inhabitants)
58 Km E of Prato (191150 inhabitants)
59 Km SW of Ravenna (159116 inhabitants)
61 Km W of Rimini (147750 inhabitants)
70 Km SE of Bologna (386663 inhabitants)
72 Km E of Pistoia (90315 inhabitants)
82 Km NE of Siena (53903 inhabitants)
88 Km W of Pesaro (94582 inhabitants)
98 Km W of Fano (60888 inhabitants)
98 Km S of Ferrara (133155 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 2.3 2018-03-28
03:34:33		 43.9662 11.8147 27 2019-04-24
14:49:31		 Bollettino Sismico Italiano INGV 56683861
Reviewed
Rev100 		ML 2.3 2018-03-28
03:34:33		 43.9777 11.8252 27 2018-03-28
03:56:46		 Sala Sismica INGV-Roma 54891721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-03-28 03:34:33 ± 0.17
Latitude 43.9662 ± 0.0054
Longitude 11.8147 ± 0.0100
Depth (km) 27 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 56683861

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 808
Semi-minor axis of confidence ellipse (meter) 341
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 66
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53
Number of associated phases, regardless of their use for origin computation 53
Number of defining phases 49
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.20959
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 68
Type of magnitude ML
Reference to an origin 54891721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-03-28 03:56:46

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 74
Type of magnitude ML
Reference to an origin 56683861
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-05-10 15:38:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CR.HVAR.HHZ. 2018-03-28T03:36:14.11 3.0 undecidable manual Sg 15.29 0
IV.LEOD.HNZ. 2018-03-28T03:35:13.82 3.0 undecidable manual Pg 9.06 0
IV.STAL.HHZ. 2018-03-28T03:35:10.99 3.0 negative manual Pn 1.07 0
CR.BRJN.HHZ. 2018-03-28T03:35:00.19 3.0 positive manual Pn 1.98 0
IV.APEC.HHZ. 2018-03-28T03:34:56.10 0.3 undecidable manual S 133 66.2781 106 1.43 4
IV.CRMI.HHZ. 2018-03-28T03:34:55.60 0.6 undecidable manual S 254 69.375 105 0.14 0
IV.FNVD.HHZ. 2018-03-28T03:34:54.70 0.3 undecidable manual S 292 59.496 108 1.77 20
GU.EQUI.HHZ. 2018-03-28T03:34:54.42 0.6 undecidable manual P 280 134.2656 54 -1.38 0
IV.BADI.EHZ. 2018-03-28T03:34:54.30 0.3 undecidable manual S 146 61.2942 108 0.93 24
IV.MPPT.EHZ. 2018-03-28T03:34:53.30 0.6 undecidable manual S 269 57.7977 109 0.79 28
GU.SARM.EHZ. 2018-03-28T03:34:52.19 0.6 undecidable manual P 283 115.1958 99 -1.08 0
IV.SSP9.EHZ. 2018-03-28T03:34:51.00 0.3 undecidable manual S 150 50.4162 112 0.36 73
IV.PARC.HHZ. 2018-03-28T03:34:51.20 0.6 undecidable manual S 136 48.9177 113 0.92 39
IV.IMOL.EHZ. 2018-03-28T03:34:51.30 0.6 undecidable manual S 353 44.0226 115 2.21 17
IV.PII.HHZ. 2018-03-28T03:34:50.86 0.6 undecidable manual P 256 106.7154 100 -1.1 0
IV.MURB.HHZ. 2018-03-28T03:34:50.01 0.6 undecidable manual P 144 96.6255 101 -0.43 0
GU.MAIM.HHZ. 2018-03-28T03:34:50.61 0.6 undecidable manual P 267 105.8163 100 -1.23 0
IV.ZCCA.HHZ. 2018-03-28T03:34:49.32 0.6 undecidable manual P 303 79.1652 103 1.51 0
IV.CRE.HHZ. 2018-03-28T03:34:48.60 0.3 undecidable manual S 164 40.0266 118 0.46 71
IV.FAEN.HNZ. 2018-03-28T03:34:48.90 0.6 undecidable manual S 8 36.2415 121 1.65 26
IV.ATVO.HHZ. 2018-03-28T03:34:47.69 0.6 undecidable manual P 144 80.364 103 -0.29 0
IV.ATMI.HHZ. 2018-03-28T03:34:47.66 0.6 undecidable manual P 152 78.9654 103 -0.12 0
IV.SEI.HHZ. 2018-03-28T03:34:47.60 0.3 undecidable manual S 285 37.629 120 0.01 79
IV.ATPI.EHZ. 2018-03-28T03:34:46.80 0.6 undecidable manual P 140 74.0703 104 -0.25 0
IV.PIEI.HHZ. 2018-03-28T03:34:46.64 0.3 undecidable manual P 129 74.9694 104 -0.53 0
IV.OSSC.HHZ. 2018-03-28T03:34:46.23 0.6 undecidable manual P 223 66.9774 106 0.24 2
IV.NARO.HHZ. 2018-03-28T03:34:46.22 0.3 undecidable manual P 122 72.8715 105 -0.65 0
IV.CAFI.HHZ. 2018-03-28T03:34:46.32 0.3 undecidable manual P 170 71.6727 105 -0.37 0
IV.CRMI.HHZ. 2018-03-28T03:34:46.32 0.3 undecidable manual P 254 69.375 105 -0.03 0
IV.APEC.HHZ. 2018-03-28T03:34:45.80 0.3 undecidable manual P 133 66.2781 106 -0.09 7
IV.MTCR.EHZ. 2018-03-28T03:34:45.86 0.3 undecidable manual P 276 65.1903 107 0.14 9
IV.RUFI.EHZ. 2018-03-28T03:34:45.70 0.3 undecidable manual S 240 28.2495 128 0.21 76
IV.BRIS.HHZ. 2018-03-28T03:34:45.70 0.3 undecidable manual S 352 28.9488 128 0.06 78
IV.FNVD.HHZ. 2018-03-28T03:34:44.89 0.3 undecidable manual P 292 59.496 108 0 40
IV.MPPT.EHZ. 2018-03-28T03:34:44.79 0.3 undecidable manual P 269 57.7977 109 0.15 50
IV.BADI.EHZ. 2018-03-28T03:34:44.80 0.3 undecidable manual P 146 61.2942 108 -0.34 30
IV.BLLA.EHZ. 2018-03-28T03:34:44.70 0.3 undecidable manual P 69 55.7997 110 0.35 59
IV.MTRZ.HHZ. 2018-03-28T03:34:43.70 0.3 undecidable manual P 321 49.4172 112 0.27 75
IV.SSP9.EHZ. 2018-03-28T03:34:43.18 0.3 undecidable manual P 150 50.4162 112 -0.39 73
IV.RSM2.HHE. 2018-03-28T03:34:43.73 0.6 undecidable manual P 93 50.4162 112 0.15 51
IV.LMD.HHZ. 2018-03-28T03:34:42.70 0.6 undecidable manual S 325 14.9739 148 -0.41 49
IV.IMOL.EHZ. 2018-03-28T03:34:42.82 0.3 undecidable manual P 353 44.0226 115 0.15 77
IV.CPGN.EHZ. 2018-03-28T03:34:42.71 0.3 undecidable manual P 114 44.4222 115 -0.01 79
IV.SFI.EHZ. 2018-03-28T03:34:42.40 0.6 undecidable manual S 159 7.2927 163 0.15 50
IV.PARC.HHZ. 2018-03-28T03:34:42.54 0.3 undecidable manual P 136 48.9177 113 -0.82 63
IV.SEI.HHZ. 2018-03-28T03:34:41.58 0.3 undecidable manual P 285 37.629 120 -0.22 75
IV.FAEN.HNZ. 2018-03-28T03:34:41.63 0.3 undecidable manual P 8 36.2415 121 0.03 79
IV.CRE.HHZ. 2018-03-28T03:34:41.82 0.3 undecidable manual P 164 40.0266 118 -0.3 74
IV.BRSN.EHZ. 2018-03-28T03:34:41.87 0.3 undecidable manual P 31 41.1255 117 -0.4 73
IV.RUFI.EHZ. 2018-03-28T03:34:40.36 0.1 positive manual P 240 28.2495 128 -0.23 100
IV.BRIS.HHZ. 2018-03-28T03:34:40.06 0.1 negative manual P 352 28.9488 128 -0.62 90
IV.LMD.HHZ. 2018-03-28T03:34:38.48 0.1 positive manual P 325 14.9739 148 -0.74 86
IV.SFI.EHZ. 2018-03-28T03:34:38.28 0.1 positive manual P 159 7.2927 163 -0.44 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FOSV.EHN. ML:2.2 0.0001270731 0.7584 AML other m 2018-03-28T03:35:14.64
IV.SFI.HNN. ML:0.0 0.0010363792 0.1696 AML other m 2018-03-28T03:34:43.13
IV.LMD.HHN. ML:0.0 0.001469047 0.16 AML other m 2018-03-28T03:34:43.23
IV.LMD.HHE. ML:0.0 0.0019852875000000002 0.1808 AML other m 2018-03-28T03:34:43.31
IV.SFI.EHE. ML:0.0 0.0009706857999999999 0.3408 AML other m 2018-03-28T03:34:43.41
IV.SFI.HNE. ML:0.0 0.00099155725 0.2896 AML other m 2018-03-28T03:34:43.41
IV.RUFI.EHN. ML:0.0 0.0009827305 0.2 AML other m 2018-03-28T03:34:45.00
IV.BRIS.HHE. ML:0.0 0.0023024580000000003 0.32 AML other m 2018-03-28T03:34:46.10
IV.RUFI.EHE. ML:0.0 0.0004600027 0.32 AML other m 2018-03-28T03:34:46.45
IV.BRIS.HHN. ML:0.0 0.0017823890000000001 0.2608 AML other m 2018-03-28T03:34:47.54
IV.CRE.HHN. ML:0.0 0.0025690255 0.3408 AML other m 2018-03-28T03:34:49.13
IV.CRE.HHE. ML:0.0 0.0007446712 0.2 AML other m 2018-03-28T03:34:49.26
IV.SEI.HHN. ML:0.0 0.001501886 0.7008 AML other m 2018-03-28T03:34:49.80
IV.SEI.HHE. ML:0.0 0.0008891627 0.32 AML other m 2018-03-28T03:34:50.77
IV.PARC.HHN. ML:0.0 0.0006301863 0.28 AML other m 2018-03-28T03:34:51.38
IV.CPGN.EHN. ML:0.0 0.0007689553499999999 0.72 AML other m 2018-03-28T03:34:51.43
IV.PARC.HHE. ML:0.0 0.0004529187 0.28 AML other m 2018-03-28T03:34:51.76
IV.SSP9.EHE. ML:0.0 0.00041025045000000007 0.4192 AML other m 2018-03-28T03:34:52.24
IV.SSP9.EHN. ML:0.0 0.0006203666 0.5408 AML other m 2018-03-28T03:34:52.81
IV.CPGN.EHE. ML:0.0 0.00034788410000000005 0.28 AML other m 2018-03-28T03:34:52.99
IV.MPPT.EHN. ML:0.0 0.00022815474999999998 0.4 AML other m 2018-03-28T03:34:53.71
IV.MPPT.EHE. ML:0.0 0.000122481735 0.4192 AML other m 2018-03-28T03:34:53.75
IV.IMOL.HNE. ML:0.0 0.00056441235 0.0496 AML other m 2018-03-28T03:35:05.16
IV.IMOL.HNN. ML:0.0 0.000969367 0.3488 AML other m 2018-03-28T03:34:55.19
IV.MTCR.EHN. ML:0.0 0.000122908255 0.3392 AML other m 2018-03-28T03:34:55.39
IV.MTRZ.HNE. ML:0.0 0.00091138005 0.48 AML other m 2018-03-28T03:34:55.92
IV.MTRZ.HHE. ML:0.0 0.00092099725 0.48 AML other m 2018-03-28T03:34:55.92
IV.FNVD.HHE. ML:0.0 0.00028434959999999997 0.4608 AML other m 2018-03-28T03:34:55.73
IV.BADI.EHN. ML:0.0 0.00044480795 0.48 AML other m 2018-03-28T03:34:55.77
IV.MTRZ.HHN. ML:0.0 0.0008129075 0.36 AML other m 2018-03-28T03:34:55.98
IV.MTRZ.HNN. ML:0.0 0.0007903847 0.3792 AML other m 2018-03-28T03:34:55.98
IV.OSSC.HHN. ML:0.0 0.0002557754 0.36 AML other m 2018-03-28T03:34:56.50
IV.OSSC.HNE. ML:0.0 0.00029564580000000003 0.3792 AML other m 2018-03-28T03:34:56.50
IV.BADI.EHE. ML:0.0 0.00039918544999999997 0.5808 AML other m 2018-03-28T03:34:56.77
IV.APEC.HHE. ML:0.0 0.0003620934 0.36 AML other m 2018-03-28T03:34:57.36
IV.OSSC.HNN. ML:0.0 0.00036228214999999995 0.4192 AML other m 2018-03-28T03:34:57.40
IV.MTCR.EHE. ML:0.0 0.00014026315 0.5808 AML other m 2018-03-28T03:34:57.50
IV.OSSC.HHE. ML:0.0 0.00035560250000000006 0.4208 AML other m 2018-03-28T03:34:57.39
IV.BRSN.HNE. ML:0.0 0.0015150415000000001 0.4592 AML other m 2018-03-28T03:34:57.51
IV.BRSN.EHE. ML:0.0 0.0017433714999999998 0.4592 AML other m 2018-03-28T03:34:57.51
IV.ATPI.EHN. ML:0.0 0.0002054104 0.44 AML other m 2018-03-28T03:34:58.53
IV.BRSN.HNN. ML:0.0 0.001557164 0.3312 AML other m 2018-03-28T03:34:58.20
IV.CAFI.HNN. ML:0.0 0.00012050024500000001 0.44 AML other m 2018-03-28T03:34:59.07
IV.BRSN.EHN. ML:0.0 0.0012203045000000001 0.36 AML other m 2018-03-28T03:34:58.19
IV.APEC.HHN. ML:0.0 0.00044931880000000004 0.4 AML other m 2018-03-28T03:34:58.96
IV.CAFI.HHE. ML:0.0 0.00015727154999999998 0.48 AML other m 2018-03-28T03:34:59.09
IV.CAFI.HNE. ML:0.0 0.0001635499 0.48 AML other m 2018-03-28T03:34:58.85
IV.FNVD.HHN. ML:0.0 0.00030386105 0.4 AML other m 2018-03-28T03:34:59.46
IV.CAFI.HHN. ML:0.0 0.00012230099999999998 0.44 AML other m 2018-03-28T03:34:59.06
IV.ATPI.EHE. ML:0.0 0.00019277915000000002 0.4608 AML other m 2018-03-28T03:35:00.21
IV.ATMI.HHN. ML:0.0 0.0005564474000000001 0.4016 AML other m 2018-03-28T03:35:01.39
IV.NARO.HHN. ML:0.0 0.00011242705999999999 0.3408 AML other m 2018-03-28T03:35:02.12
IV.NARO.HHE. ML:0.0 0.00015057769999999999 0.44 AML other m 2018-03-28T03:35:02.15
IV.ATMI.HHE. ML:0.0 0.0005812713000000001 0.3408 AML other m 2018-03-28T03:35:02.37
IV.ATVO.HHN. ML:0.0 0.0002281704 0.6192 AML other m 2018-03-28T03:35:02.81
IV.PIEI.HHN. ML:0.0 0.00011032213500000001 0.4192 AML other m 2018-03-28T03:35:03.45
IV.PIEI.HHE. ML:0.0 0.00012933322 0.3792 AML other m 2018-03-28T03:35:03.34
GU.MAIM.HHE. ML:0.0 0.000051307745 0.2 AML other m 2018-03-28T03:35:04.25
IV.PII.HHE. ML:0.0 0.00011004979 0.24 AML other m 2018-03-28T03:35:06.41
IV.ATVO.HHE. ML:0.0 0.00032925179999999997 0.5792 AML other m 2018-03-28T03:35:05.81
IV.MURB.HHE. ML:0.0 0.00042185249999999997 0.32 AML other m 2018-03-28T03:35:07.04
IV.PII.HHN. ML:0.0 0.00012863744499999998 0.2992 AML other m 2018-03-28T03:35:08.81
IV.MURB.HHN. ML:0.0 0.00039157719999999995 0.28 AML other m 2018-03-28T03:35:09.18
IV.FOSV.EHE. ML:2.1 0.00009919907 0.5392 AML other m 2018-03-28T03:35:13.56
GU.MAIM.HHN. ML:0.0 0.00004878906 0.52 AML other m 2018-03-28T03:35:13.70
GU.SARM.EHE. ML:0.0 0.00013608595649999998 0.7808 AML other m 2018-03-28T03:35:15.17
GU.SARM.EHN. ML:0.0 0.00014910590000000003 0.4192 AML other m 2018-03-28T03:35:15.36
IV.SFI.EHN. ML:2.3 0.0010490498499999999 0.1792 AML other m 2018-03-28T03:34:43.13
IV.APEC.HNE. ML:2.7 0.0008276501 0.7296 AML other m 2018-03-28T03:34:58.06
IV.CRMI.HHN. ML:0.0 0.000031326795000000006 0.2592 AML other m 2018-03-28T03:34:57.19
IV.CRMI.HNN. ML:0.0 0.00007935542 0.5408 AML other m 2018-03-28T03:35:00.47
IV.CRMI.HNE. ML:0.0 0.00007518929000000001 0.2 AML other m 2018-03-28T03:34:55.84
IV.CRMI.HHE. ML:0.0 0.0000338925525 0.2 AML other m 2018-03-28T03:34:55.84
IV.ZCCA.HHE. ML:1.9 0.00010639076999999999 0.48 AML other m 2018-03-28T03:35:07.38
IV.ZCCA.HHN. ML:2.0 0.0001300503 0.7792 AML other m 2018-03-28T03:35:12.31
GU.EQUI.HHN. ML:2.0 0.00006354514499999999 0.68 AML other m 2018-03-28T03:35:20.58
IV.STAL.HHE. ML:2.4 0.000038020975 0.36 AML other m 2018-03-28T03:35:42.36
IV.STAL.HHN. ML:2.3 0.000035897644999999996 0.24 AML other m 2018-03-28T03:35:40.39
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