Earthquake with magnitude of ML 1.6 on date 06-02-2022 and time 16:24:57 (UTC) in region 4 km NW Civitella di Romagna (FC)

A magnitude ML 1.6 earthquake occured in region: 4 km NW Civitella di Romagna (FC), on

  • 06-02-2022 16:24:57 (UTC)
  • 06-02-2022 17:24:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.0390, 11.9120 at 32 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
Civitella di Romagna FC 4 3786 3786
Galeata FC 5 2516 6302
Rocca San Casciano FC 6 1910 8212
Predappio FC 9 6346 14558
Dovadola FC 9 1653 16211
Santa Sofia FC 10 4136 20347
Portico e San Benedetto FC 11 756 21103
Premilcuore FC 13 799 21902
Tredozio FC 14 1212 23114
Meldola FC 16 9970 33084
Castrocaro Terme e Terra del Sole FC 16 6426 39510
Modigliana FC 16 4560 44070

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km SW of Forlì (117913 inhabitants)
28 Km S of Faenza (58541 inhabitants)
29 Km W of Cesena (96758 inhabitants)
38 Km SE of Imola (69797 inhabitants)
48 Km SW of Ravenna (159116 inhabitants)
52 Km W of Rimini (147750 inhabitants)
60 Km E of Firenze (382808 inhabitants)
64 Km N of Arezzo (99543 inhabitants)
66 Km E of Scandicci (50609 inhabitants)
67 Km E of Prato (191150 inhabitants)
68 Km SE of Bologna (386663 inhabitants)
80 Km E of Pistoia (90315 inhabitants)
82 Km W of Pesaro (94582 inhabitants)
91 Km W of Fano (60888 inhabitants)
92 Km S of Ferrara (133155 inhabitants)
93 Km NE 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 1.6 2022-02-06
16:24:57
44.0393 11.9117 32 2022-07-08
12:33:51
Bollettino Sismico Italiano INGV 103949631
Reviewed
Rev100
ML 1.8 2022-02-06
16:24:57
44.0483 11.9418 31 2022-02-06
16:34:01
Sala Sismica INGV-Roma 100667251
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-06 16:24:57 ± 0.18
Latitude 44.0393 ± 0.0090
Longitude 11.9117 ± 0.0138
Depth (km) 32 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 103949631

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1079
Semi-minor axis of confidence ellipse (meter) 769
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 42
Circular confidence region, given by single value of horizontal uncertainty (meter) 1080.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 160
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.94519
Number of stations at which the event was observed 29
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.5
Num. used stations 20
Type of magnitude ML
Reference to an origin 100667251
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-06 16:34:01

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 103949631
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-04-29 15:57:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CFMN.HNZ. 2022-02-06T16:26:55.43 3.0 undecidable manual Sg 13.82 0
TV.GMB1.HHZ. 2022-02-06T16:26:53.48 3.0 positive manual Pg 15.26 0
IV.MELA.HHZ. 2022-02-06T16:26:50.98 3.0 undecidable manual Sg 14.89 0
IV.PAOL.HHZ. 2022-02-06T16:26:40.31 3.0 undecidable manual Sn -1.73 0
FR.AJAC.HHZ.00 2022-02-06T16:26:37.05 3.0 undecidable manual Sg 10.02 0
GU.CIRO.HHZ. 2022-02-06T16:26:36.70 3.0 undecidable manual Sn 0.59 0
SL.LJU.BHZ. 2022-02-06T16:26:29.12 3.0 undecidable manual Sg 6.07 0
IV.FREG.EHZ. 2022-02-06T16:26:06.82 3.0 undecidable manual Sg 3.03 0
IV.VIVA.HHZ. 2022-02-06T16:26:06.73 3.0 undecidable manual Sn -4.6 0
IV.CADC.EHZ. 2022-02-06T16:25:56.49 3.0 undecidable manual Sn -2.49 0
GU.GBOS.HHZ. 2022-02-06T16:25:55.69 3.0 undecidable manual Pg 9.05 0
IV.PP3.EHZ. 2022-02-06T16:25:50.15 3.0 undecidable manual S 0.3 0
IV.ZEN8.EHZ. 2022-02-06T16:25:35.76 3.0 undecidable manual Pg 3.24 0
IV.MSSA.HHZ. 2022-02-06T16:25:32.52 3.0 undecidable manual Pg 2.19 0
IV.MNTP.HNZ. 2022-02-06T16:25:30.80 3.0 undecidable manual Pg 2.07 0
IV.BDI.HHZ. 2022-02-06T16:25:14.91 0.6 undecidable manual P 272 104.9172 54 -0.69 38
IV.SEI.HHZ. 2022-02-06T16:25:14.15 0.6 undecidable manual S 272 44.1225 121 0.5 45
IV.VISG.HHZ. 2022-02-06T16:25:13.37 0.6 undecidable manual S 294 41.4252 123 0.32 47
IV.RUFI.EHZ. 2022-02-06T16:25:12.53 0.6 undecidable manual S 235 39.1275 125 0 50
IV.NARO.HHZ. 2022-02-06T16:25:11.09 0.3 undecidable manual P 131 71.5728 109 0.28 67
IV.ASQU.HHZ. 2022-02-06T16:25:10.68 0.6 undecidable manual S 200 28.6491 134 0.32 48
IV.BRIS.HHZ. 2022-02-06T16:25:09.82 0.3 undecidable manual S 331 23.5542 140 0.38 72
IV.MOCL.EHZ. 2022-02-06T16:25:09.39 0.3 undecidable manual P 266 58.3971 114 0.48 66
IV.MTRZ.HNN. 2022-02-06T16:25:08.47 0.6 undecidable manual P 308 49.2174 118 0.83 39
IV.SFI.EHZ. 2022-02-06T16:25:08.22 0.6 undecidable manual S 199 15.7731 151 -0.05 52
IV.SEI.HHZ. 2022-02-06T16:25:07.02 0.1 undecidable manual P 272 44.1225 121 0.06 98
IV.LMD.HHZ. 2022-02-06T16:25:07.96 0.6 undecidable manual S 285 16.872 150 -0.44 47
IV.CRE.HHZ. 2022-02-06T16:25:07.44 0.1 undecidable manual P 176 46.7199 119 0.14 96
IV.PARC.HHE. 2022-02-06T16:25:07.91 0.3 undecidable manual P 149 50.616 117 0.08 73
IV.BOSL.HHE. 2022-02-06T16:25:07.09 0.3 undecidable manual P 255 44.5221 121 0.08 73
IV.RUFI.EHZ. 2022-02-06T16:25:06.25 0.1 undecidable manual P 235 39.1275 125 -0.06 99
IV.VISG.HHZ. 2022-02-06T16:25:06.32 0.1 undecidable manual P 294 41.4252 123 -0.29 95
IV.BRIS.HHZ. 2022-02-06T16:25:04.32 0.1 undecidable manual P 331 23.5542 140 -0.2 99
IV.ASQU.HHZ. 2022-02-06T16:25:04.94 0.1 undecidable manual P 200 28.6491 134 -0.12 100
IV.LMD.HHZ. 2022-02-06T16:25:03.33 0.1 positive manual P 285 16.872 150 -0.6 91
IV.SFI.EHZ. 2022-02-06T16:25:03.57 0.1 positive manual P 199 15.7731 151 -0.28 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LMD.HHE. ML:2.0 0.0003645 0.96 AML other m 2022-02-06T16:25:08.19
IV.LMD.HHN. ML:2.0 0.000421 0.24 AML other m 2022-02-06T16:25:08.40
IV.SFI.EHN. ML:1.7 0.00021300000000000003 0.12 AML other m 2022-02-06T16:25:08.74
IV.SFI.EHE. ML:1.7 0.00020600000000000002 1.54 AML other m 2022-02-06T16:25:09.80
IV.BRIS.HHE. ML:1.7 0.0001855 0.32 AML other m 2022-02-06T16:25:10.29
IV.BRIS.HHN. ML:1.6 0.00013700000000000002 0.68 AML other m 2022-02-06T16:25:10.20
IV.ASQU.HHE. ML:1.6 0.000125 0.74 AML other m 2022-02-06T16:25:11.47
IV.ASQU.HHN. ML:1.7 0.0001565 0.62 AML other m 2022-02-06T16:25:11.17
IV.CRE.HHE. ML:1.3 0.00005225 1.34 AML other m 2022-02-06T16:25:16.74
IV.SEI.HHN. ML:1.8 0.0001635 1.48 AML other m 2022-02-06T16:25:17.83
IV.SEI.HHE. ML:1.7 0.000114 0.48 AML other m 2022-02-06T16:25:17.53
IV.CRE.HHN. ML:1.5 0.00007075 1.56 AML other m 2022-02-06T16:25:17.17
IV.NARO.HHN. ML:1.3 0.00002995 1.3 AML other m 2022-02-06T16:25:25.72
IV.NARO.HHE. ML:1.2 0.00002625 0.58 AML other m 2022-02-06T16:25:28.67
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