Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 17-08-2019 and time 18:04:29 (UTC) in region 6 km SE Premilcuore (FC)

A magnitude ML 2.2 earthquake occured in region: 6 km SE Premilcuore (FC), on

  • 17-08-2019 18:04:29 (UTC)
  • 17-08-2019 20:04:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9300, 11.8190 at 7 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 6 799 799
Santa Sofia FC 8 4136 4935
Galeata FC 11 2516 7451
Portico e San Benedetto FC 11 756 8207
Civitella di Romagna FC 13 3786 11993
Rocca San Casciano FC 15 1910 13903
Bagno di Romagna FC 15 6026 19929
San Godenzo FI 16 1167 21096
Pratovecchio Stia AR 17 5845 26941
Tredozio FC 18 1212 28153

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km SW of Forlì (117913 inhabitants)
40 Km S of Faenza (58541 inhabitants)
41 Km SW of Cesena (96758 inhabitants)
48 Km S of Imola (69797 inhabitants)
49 Km E of Firenze (382808 inhabitants)
52 Km N of Arezzo (99543 inhabitants)
55 Km E of Scandicci (50609 inhabitants)
58 Km E of Prato (191150 inhabitants)
62 Km W of Rimini (147750 inhabitants)
62 Km SW of Ravenna (159116 inhabitants)
72 Km E of Pistoia (90315 inhabitants)
74 Km SE of Bologna (386663 inhabitants)
78 Km NE of Siena (53903 inhabitants)
88 Km W of Pesaro (94582 inhabitants)
97 Km W of Fano (60888 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 2.2 2019-08-17
18:04:29		 43.9298 11.8193 7 2019-11-13
14:31:01		 Bollettino Sismico Italiano INGV 72306881
Reviewed
Rev100 		ML 2.2 2019-08-17
18:04:29		 43.9317 11.8183 8 2019-08-17
18:11:04		 Sala Sismica INGV-Roma 71580311
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-17 18:04:29 ± 0.06
Latitude 43.9298 ± 0.0036
Longitude 11.8193 ± 0.0050
Depth (km) 7 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72306881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 460
Semi-minor axis of confidence ellipse (meter) 27
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 51
Circular confidence region, given by single value of horizontal uncertainty (meter) 460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 61
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 41
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) 0.95598
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 72306881
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-16 00:20:33

ML:2.2

Field Value
Value 2.2
Uncertainty 0.4
Num. used stations 54
Type of magnitude ML
Reference to an origin 71580311
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-17 18:11:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
CR.ZAG.BHZ. 2019-08-17T18:06:25.16 3.0 undecidable manual Sg 18.790001 0
IT.LRNO.HNZ. 2019-08-17T18:06:08.23 3.0 undecidable manual Sg 11.82 0
IT.VNF1.HGZ. 2019-08-17T18:05:59.12 3.0 undecidable manual Sg 6.82 0
IV.COLB.HHZ. 2019-08-17T18:05:32.58 3.0 positive manual Pg 8.44 0
IV.NRCA.HHZ. 2019-08-17T18:05:13.53 3.0 undecidable manual S -2.1 0
IV.CTI.HHZ. 2019-08-17T18:05:04.12 3.0 undecidable manual Pn -0.34 0
IV.PII.HHZ. 2019-08-17T18:05:00.64 0.6 undecidable manual S 258 106.116 50 -0.2 40
CR.BRJN.HHZ. 2019-08-17T18:04:58.93 3.0 positive manual Pn 0.24 0
IV.MF5.EHZ. 2019-08-17T18:04:56.09 3.0 undecidable manual P -0.18 0
GU.POPM.HHZ. 2019-08-17T18:04:56.15 0.6 undecidable manual S 279 85.7475 50 0.75 36
IV.ATMI.HHZ. 2019-08-17T18:04:52.99 0.6 undecidable manual S 151 75.2691 50 0.39 41
IV.ATPI.EHZ. 2019-08-17T18:04:52.35 0.6 undecidable manual S 138 70.7736 50 0.94 34
IV.OSSC.HHZ. 2019-08-17T18:04:50.32 0.6 undecidable manual S 226 64.3911 50 0.62 39
IV.MPPT.EHZ. 2019-08-17T18:04:48.26 0.6 undecidable manual S 273 58.2972 50 0.18 44
IV.PII.HHZ. 2019-08-17T18:04:48.04 0.1 negative manual P 258 106.116 50 0.58 73
IV.BADI.EHZ. 2019-08-17T18:04:47.90 0.6 undecidable manual S 144 57.6978 50 -0.02 46
IV.MOCL.EHZ. 2019-08-17T18:04:46.25 0.6 undecidable manual S 279 51.7038 50 -0.05 46
IV.SSP9.EHZ. 2019-08-17T18:04:45.10 0.6 undecidable manual S 148 46.7199 50 0.12 46
IV.PARC.HHZ. 2019-08-17T18:04:44.58 0.6 undecidable manual S 133 45.8208 50 -0.17 45
GU.POPM.HHZ. 2019-08-17T18:04:44.49 0.3 undecidable manual P 279 85.7475 50 0.17 63
IV.CPGN.EHZ. 2019-08-17T18:04:44.33 0.6 undecidable manual S 109 42.5241 50 0.46 43
IV.MPAG.EHZ. 2019-08-17T18:04:43.75 0.3 undecidable manual P 114 82.3509 50 -0.04 65
IV.ATMI.HHZ. 2019-08-17T18:04:42.61 0.3 undecidable manual P 151 75.2691 50 -0.09 66
IV.SEI.HHZ. 2019-08-17T18:04:42.76 0.1 undecidable manual S 291 39.3273 50 -0.23 91
IV.BRIS.HHZ. 2019-08-17T18:04:41.27 0.1 undecidable manual S 353 32.9448 102 0.39 89
IV.ATPI.EHZ. 2019-08-17T18:04:41.77 0.3 undecidable manual P 138 70.7736 50 -0.24 64
IV.CRE.HHZ. 2019-08-17T18:04:41.81 0.1 undecidable manual S 163 36.1416 101 -0.13 93
IV.CAFI.HHZ. 2019-08-17T18:04:41.54 0.3 undecidable manual P 170 67.6767 50 0.01 68
IV.OSSC.HHZ. 2019-08-17T18:04:40.85 0.1 negative manual P 226 64.3911 50 -0.17 88
IV.MPPT.EHZ. 2019-08-17T18:04:39.85 0.1 positive manual P 273 58.2972 50 -0.24 88
IV.RSM2.HHE. 2019-08-17T18:04:39.34 0.3 undecidable manual P 89 50.0166 50 0.53 62
IV.IMOL.EHZ. 2019-08-17T18:04:39.09 0.3 undecidable manual P 353 48.0186 50 0.58 61
IV.BADI.EHZ. 2019-08-17T18:04:39.71 0.1 undecidable manual P 144 57.6978 50 -0.29 87
IV.RUFI.EHZ. 2019-08-17T18:04:38.95 0.1 undecidable manual S 248 26.751 105 0.16 94
IV.MOCL.EHZ. 2019-08-17T18:04:38.70 0.1 undecidable manual P 279 51.7038 50 -0.36 86
IV.SSP9.EHZ. 2019-08-17T18:04:37.83 0.1 undecidable manual P 148 46.7199 50 -0.48 85
IV.BRSN.HNE. 2019-08-17T18:04:37.79 0.3 undecidable manual P 28 44.4222 50 -0.16 68
IV.PARC.HHZ. 2019-08-17T18:04:37.65 0.1 undecidable manual P 133 45.8208 50 -0.52 84
IV.CPGN.EHZ. 2019-08-17T18:04:37.95 0.1 undecidable manual P 109 42.5241 50 0.29 89
IV.SEI.HHZ. 2019-08-17T18:04:36.58 0.1 negative manual P 291 39.3273 50 -0.58 83
IV.LMD.HHZ. 2019-08-17T18:04:36.10 0.1 undecidable manual S 331 18.6702 111 0 99
IV.CRE.HHZ. 2019-08-17T18:04:36.09 0.1 positive manual P 163 36.1416 101 -0.46 87
IV.ASQU.HHZ. 2019-08-17T18:04:35.32 0.1 undecidable manual S 189 14.9739 115 0.39 92
IV.BRIS.HHZ. 2019-08-17T18:04:35.80 0.1 positive manual P 353 32.9448 102 -0.13 94
IV.RUFI.EHZ. 2019-08-17T18:04:34.64 0.1 positive manual P 248 26.751 105 -0.09 96
IV.LMD.HHZ. 2019-08-17T18:04:32.99 0.1 undecidable manual P 331 18.6702 111 -0.19 95
IV.ASQU.HHZ. 2019-08-17T18:04:32.77 0.1 positive manual P 189 14.9739 115 0.27 94
IV.SFI.HNZ. 2019-08-17T18:04:31.87 0.1 undecidable manual S 142 3.5964 153 -0.06 100
IV.SFI.HNZ. 2019-08-17T18:04:30.84 0.1 positive manual P 142 3.5964 153 0.07 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASQU.HHN. ML:2.5 0.0032509405 0.1792 AML other m 2019-08-17T18:04:36.13
IV.ASQU.HHE. ML:2.3 0.00207622 0.1152 AML other m 2019-08-17T18:04:36.16
IV.LMD.HHN. ML:2.6 0.003474506 0.2304 AML other m 2019-08-17T18:04:36.17
IV.LMD.HHE. ML:2.7 0.0039858919999999996 0.192 AML other m 2019-08-17T18:04:36.31
IV.RUFI.EHN. ML:2.7 0.002785763 0.256 AML other m 2019-08-17T18:04:39.14
IV.RUFI.EHE. ML:2.3 0.001202808 0.3968 AML other m 2019-08-17T18:04:39.72
IV.BRIS.HHE. ML:2.7 0.0022240705 0.2816 AML other m 2019-08-17T18:04:41.56
IV.BRIS.HNE. ML:2.7 0.0021003249999999997 0.2944 AML other m 2019-08-17T18:04:41.57
IV.BRIS.HHN. ML:2.6 0.0018167494999999998 0.4608 AML other m 2019-08-17T18:04:41.69
IV.BRIS.HNN. ML:2.6 0.0018129379999999998 0.3456 AML other m 2019-08-17T18:04:41.70
IV.CRE.HHN. ML:2.6 0.001468902 0.2304 AML other m 2019-08-17T18:04:42.27
IV.CRE.HHE. ML:2.0 0.0004203935 0.1664 AML other m 2019-08-17T18:04:42.82
IV.SEI.HHN. ML:3.0 0.0033509795 0.3584 AML other m 2019-08-17T18:04:43.33
IV.SEI.HHE. ML:2.7 0.0019173749999999998 0.2304 AML other m 2019-08-17T18:04:43.74
IV.CPGN.EHN. ML:1.9 0.0002709024 0.4992 AML other m 2019-08-17T18:04:46.35
IV.CPGN.EHE. ML:1.9 0.0002630887 0.4224 AML other m 2019-08-17T18:04:46.46
IV.PARC.HHE. ML:1.7 0.00014042505 0.2432 AML other m 2019-08-17T18:04:46.44
IV.MOCL.EHE. ML:2.2 0.00040926755 0.2432 AML other m 2019-08-17T18:04:46.62
IV.SSP9.EHE. ML:1.8 0.00017407395 0.2816 AML other m 2019-08-17T18:04:47.16
IV.MOCL.EHN. ML:2.2 0.00045349065 0.192 AML other m 2019-08-17T18:04:47.28
IV.MPPT.EHN. ML:2.3 0.0004695669 0.3968 AML other m 2019-08-17T18:04:48.56
IV.MPPT.EHE. ML:2.1 0.0002800837 0.32 AML other m 2019-08-17T18:04:48.88
IV.BADI.EHE. ML:1.8 0.00014719509999999998 0.2944 AML other m 2019-08-17T18:04:50.54
IV.OSSC.HHN. ML:2.1 0.0002492765 0.3584 AML other m 2019-08-17T18:04:52.45
IV.OSSC.HNE. ML:2.2 0.00029899319999999996 0.7424 AML other m 2019-08-17T18:04:53.04
IV.OSSC.HNN. ML:2.1 0.0002420798 0.4992 AML other m 2019-08-17T18:04:52.45
IV.CAFI.HHE. ML:2.0 0.00016983264999999997 0.5376 AML other m 2019-08-17T18:04:52.97
IV.CAFI.HNE. ML:2.0 0.00015522415 0.5632 AML other m 2019-08-17T18:04:52.97
IV.CAFI.HHN. ML:1.8 0.000127277845 0.2176 AML other m 2019-08-17T18:04:53.60
IV.CAFI.HNN. ML:1.8 0.000118641165 0.192 AML other m 2019-08-17T18:04:53.60
IV.ATPI.EHE. ML:1.8 0.00010970325000000001 0.4352 AML other m 2019-08-17T18:04:56.41
GU.POPM.HHN. ML:2.2 0.0002164151 0.1536 AML other m 2019-08-17T18:04:57.45
GU.POPM.HHE. ML:2.1 0.00016642075 0.2304 AML other m 2019-08-17T18:04:57.73
IV.ATPI.EHN. ML:1.8 0.00011578405 0.3968 AML other m 2019-08-17T18:04:58.60
IV.ATMI.HHN. ML:2.4 0.00033809985 0.3328 AML other m 2019-08-17T18:04:58.62
IV.ATMI.HHE. ML:2.2 0.00026059595 0.2944 AML other m 2019-08-17T18:04:59.30
IV.PII.HHN. ML:2.3 0.00018888115 0.2944 AML other m 2019-08-17T18:05:04.47
IV.PII.HHE. ML:2.1 0.00012694319999999998 0.2304 AML other m 2019-08-17T18:05:04.85
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download
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