Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 08-02-2023 and time 14:06:30 (UTC) in region 6 km N Bagno di Romagna (FC)

A magnitude ML 1.5 earthquake occured in region: 6 km N Bagno di Romagna (FC), on

  • 08-02-2023 14:06:30 (UTC)
  • 08-02-2023 15:06:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.9100, 11.9820 at 11 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
Bagno di Romagna FC 6 6026 6026
Santa Sofia FC 7 4136 10162
Galeata FC 11 2516 12678
Civitella di Romagna FC 11 3786 16464
Sarsina FC 13 3446 19910
Verghereto FC 13 1907 21817
Mercato Saraceno FC 18 6886 28703
Premilcuore FC 18 799 29502
Sant'Agata Feltria RN 19 2151 31653
Casteldelci RN 19 407 32060

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km SW of Cesena (96758 inhabitants)
35 Km S of Forlì (117913 inhabitants)
43 Km S of Faenza (58541 inhabitants)
50 Km W of Rimini (147750 inhabitants)
50 Km N of Arezzo (99543 inhabitants)
54 Km SE of Imola (69797 inhabitants)
59 Km SW of Ravenna (159116 inhabitants)
60 Km E of Firenze (382808 inhabitants)
66 Km E of Scandicci (50609 inhabitants)
71 Km E of Prato (191150 inhabitants)
75 Km W of Pesaro (94582 inhabitants)
83 Km SE of Bologna (386663 inhabitants)
84 Km W of Fano (60888 inhabitants)
84 Km NE of Siena (53903 inhabitants)
85 Km E of Pistoia (90315 inhabitants)
95 Km NW of Perugia (166134 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 1.5 2023-02-08
14:06:30		 43.91 11.9822 11 2024-03-01
17:18:15		 Bollettino Sismico Italiano INGV 120547831
Reviewed
Rev100 		ML 1.5 2023-02-08
14:06:29		 43.9122 11.9838 16 2023-02-08
14:13:21		 Sala Sismica INGV-Roma 114259391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-08 14:06:30 ± 0.1
Latitude 43.9100 ± 0.0063
Longitude 11.9822 ± 0.0075
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 120547831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 647
Semi-minor axis of confidence ellipse (meter) 451
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 31
Circular confidence region, given by single value of horizontal uncertainty (meter) 650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 32
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.58096
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 18
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 28
Type of magnitude ML
Reference to an origin 114259391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-08 14:13:21

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 120547831
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-08-28 11:46:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CELB.HHZ. 2023-02-08T14:07:28.59 3.0 undecidable manual Sg 1.43 0
IV.NRCA.HHZ. 2023-02-08T14:06:56.73 3.0 undecidable manual P 1.63 0
IV.CAFI.HHZ. 2023-02-08T14:06:50.58 0.6 undecidable manual S 181 64.491 50 0.7 39
IV.PIEI.HHZ. 2023-02-08T14:06:49.05 0.6 undecidable manual S 133 60.6948 50 0.16 46
IV.NARO.HHZ. 2023-02-08T14:06:49.58 0.6 undecidable manual S 124 58.2972 50 1.34 29
IV.SEI.HHZ. 2023-02-08T14:06:47.26 0.6 undecidable manual S 288 52.3032 50 0.63 41
IV.BADI.EHE. 2023-02-08T14:06:46.07 0.6 undecidable manual S 155 49.1175 50 0.28 46
IV.BRIS.HHZ. 2023-02-08T14:06:43.62 0.6 undecidable manual S 334 38.9277 50 0.56 43
IV.SSP9.EHZ. 2023-02-08T14:06:43.35 0.6 undecidable manual S 162 39.1275 50 0.22 47
IV.MTRZ.HNN. 2023-02-08T14:06:42.22 0.3 undecidable manual P 315 62.9925 50 0.91 54
IV.VMGN.HHN. 2023-02-08T14:06:42.40 0.6 undecidable manual S 278 36.2415 50 0.05 49
IV.PARC.HHZ. 2023-02-08T14:06:42.30 0.6 undecidable manual S 145 35.5422 50 0.14 48
IV.RUFI.EHE. 2023-02-08T14:06:42.84 0.6 undecidable manual S 258 38.628 50 -0.15 48
IV.NARO.HHZ. 2023-02-08T14:06:41.09 0.3 undecidable manual P 124 58.2972 50 0.5 64
IV.CRE.HHZ. 2023-02-08T14:06:41.47 0.6 undecidable manual S 184 32.3454 50 0.15 48
IV.CAFI.HHZ. 2023-02-08T14:06:41.37 0.3 undecidable manual P 181 64.491 50 -0.17 68
IV.PIEI.HHZ. 2023-02-08T14:06:40.34 0.3 undecidable manual P 133 60.6948 50 -0.63 61
IV.LMD.HHZ. 2023-02-08T14:06:40.00 0.6 undecidable manual S 310 28.749 50 -0.35 47
IV.BOSL.HHE. 2023-02-08T14:06:39.31 0.3 undecidable manual P 273 48.618 50 0.21 70
IV.SEI.HHZ. 2023-02-08T14:06:39.56 0.3 undecidable manual P 288 52.3032 50 -0.1 71
IV.PE3.EHE. 2023-02-08T14:06:38.71 0.3 undecidable manual P 120 47.5191 50 -0.22 70
IV.BADI.EHE. 2023-02-08T14:06:38.71 0.3 undecidable manual P 155 49.1175 50 -0.47 66
IV.RUFI.EHE. 2023-02-08T14:06:37.30 0.1 undecidable manual P 258 38.628 50 -0.26 93
IV.SSP9.EHZ. 2023-02-08T14:06:37.28 0.3 undecidable manual P 162 39.1275 50 -0.36 69
IV.BRIS.HHZ. 2023-02-08T14:06:37.46 0.3 undecidable manual P 334 38.9277 50 -0.14 72
Y1.T1756.EHE. 2023-02-08T14:06:37.89 0.3 undecidable manual S 30 19.1697 119 0.13 75
IV.PARC.HHZ. 2023-02-08T14:06:36.60 0.1 undecidable manual P 145 35.5422 50 -0.48 90
IV.CPGN.EHZ. 2023-02-08T14:06:36.44 0.3 undecidable manual P 114 29.6481 50 0.27 71
IV.VMGN.HHN. 2023-02-08T14:06:36.98 0.3 undecidable manual P 278 36.2415 50 -0.21 71
IV.CRE.HHZ. 2023-02-08T14:06:36.39 0.1 positive manual P 184 32.3454 50 -0.21 96
IV.LMD.HHZ. 2023-02-08T14:06:35.43 0.1 undecidable manual P 310 28.749 50 -0.61 87
IV.SFI.EHZ. 2023-02-08T14:06:35.95 0.6 undecidable manual S 267 10.7781 135 0.52 46
Y1.T1756.EHE. 2023-02-08T14:06:34.39 0.1 undecidable manual P 30 19.1697 119 -0.15 99
IV.SFI.EHZ. 2023-02-08T14:06:33.36 0.1 undecidable manual P 267 10.7781 135 0.17 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SFI.EHE. ML:1.6 0.000495146 0.1152 AML other m 2023-02-08T14:06:36.16
IV.SFI.HNE. ML:1.6 0.0004980076 0.1216 AML other m 2023-02-08T14:06:36.16
IV.SFI.EHN. ML:1.9 0.0008531585500000001 0.16 AML other m 2023-02-08T14:06:36.26
IV.SFI.HNN. ML:1.9 0.00086 0.16 AML other m 2023-02-08T14:06:36.26
IV.SSP9.EHN. ML:1.5 0.00010431804999999999 0.7392 AML other m 2023-02-08T14:06:36.41
IV.PIEI.HHN. ML:0.7 0.000009500673500000001 0.7584 AML other m 2023-02-08T14:06:40.19
IV.PIEI.HNN. ML:1.6 0.00008434341500000001 0.4928 AML other m 2023-02-08T14:06:40.21
IV.LMD.HHE. ML:1.5 0.00017390159 0.1216 AML other m 2023-02-08T14:06:40.62
IV.LMD.HHN. ML:1.5 0.0001625 0.12 AML other m 2023-02-08T14:06:40.64
IV.CRE.HHE. ML:1.6 0.00016849999999999998 0.26 AML other m 2023-02-08T14:06:42.02
IV.PARC.HHE. ML:1.2 0.00007089146 0.16 AML other m 2023-02-08T14:06:42.59
IV.CRE.HHN. ML:1.6 0.0001869014 1.7184 AML other m 2023-02-08T14:06:43.00
IV.SSP9.EHE. ML:1.3 0.00006626314 0.4032 AML other m 2023-02-08T14:06:43.84
IV.BRIS.HNN. ML:1.8 0.0002002373 1.7504 AML other m 2023-02-08T14:06:44.06
IV.BRIS.HHN. ML:1.3 0.00007645129000000001 1.7376 AML other m 2023-02-08T14:06:44.93
IV.BRIS.HNE. ML:1.7 0.00016765330499999998 1.7696 AML other m 2023-02-08T14:06:44.99
IV.BRIS.HHE. ML:1.3 0.00007208726 1.7568 AML other m 2023-02-08T14:06:44.11
IV.SEI.HHN. ML:1.9 0.00020999999999999998 0.28 AML other m 2023-02-08T14:06:47.65
IV.PARC.HHN. ML:1.4 0.00010191863 1.3984 AML other m 2023-02-08T14:06:47.90
IV.PIEI.HNE. ML:1.8 0.00013582677 0.5824 AML other m 2023-02-08T14:06:48.29
IV.SEI.HHE. ML:1.8 0.000142 0.3 AML other m 2023-02-08T14:06:48.69
IV.NARO.HHE. ML:1.2 0.00003084635 0.5568 AML other m 2023-02-08T14:06:49.94
IV.NARO.HHN. ML:1.1 0.00002384819 0.1024 AML other m 2023-02-08T14:06:50.33
IV.CAFI.HHE. ML:1.1 0.000022713234999999997 0.2176 AML other m 2023-02-08T14:06:51.98
IV.PIEI.HHE. ML:1.2 0.000027631493 0.1856 AML other m 2023-02-08T14:06:54.25
IV.CAFI.HNN. ML:1.3 0.000037695585000000004 0.3648 AML other m 2023-02-08T14:06:55.18
IV.CAFI.HHN. ML:1.3 0.000032677570000000005 1.1808 AML other m 2023-02-08T14:06:56.84
IV.CAFI.HNE. ML:1.3 0.000041236065 0.8 AML other m 2023-02-08T14:07:04.11
IV.NRCA.HNE. ML:2.4 0.000135124895 0.6976 AML other m 2023-02-08T14:07:13.48
IV.NRCA.HHN. ML:2.0 0.000047465645 0.3616 AML other m 2023-02-08T14:07:26.23
IV.NRCA.HNN. ML:2.7 0.000237488 0.864 AML other m 2023-02-08T14:07:33.94
IV.NRCA.HHE. ML:2.0 0.00004565696 1.3824 AML other m 2023-02-08T14:07:44.08
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