Earthquake with magnitude of ML 1.7 on date 19-12-2021 and time 00:50:13 (Italy) in region 1 km W Palagano (MO)

A magnitude ML 1.7 earthquake occured in region: 1 km W Palagano (MO), on

  • 18-12-2021 23:50:13 (UTC)
  • 19-12-2021 00:50:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.3240, 10.6320 at 9 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
Palagano MO 1 2194 2194
Montefiorino MO 4 2203 4397
Frassinoro MO 6 1926 6323
Polinago MO 8 1672 7995
Lama Mocogno MO 8 2734 10729
Toano RE 8 4463 15192
Riolunato MO 11 712 15904
Montecreto MO 11 940 16844
Pievepelago MO 13 2222 19066
Prignano sulla Secchia MO 13 3747 22813
Villa Minozzo RE 14 3750 26563
Sestola MO 15 2508 29071
Fiumalbo MO 16 1280 30351
Pavullo nel Frignano MO 16 17383 47734
Serramazzoni MO 17 8282 56016
Carpineti RE 17 4064 60080
Fanano MO 18 2989 63069
Baiso RE 19 3315 66384

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km S of Reggio nell'Emilia (171345 inhabitants)
43 Km SW of Modena (184973 inhabitants)
49 Km NW of Pistoia (90315 inhabitants)
50 Km NE of Massa (69479 inhabitants)
51 Km NE of Carrara (63133 inhabitants)
54 Km N of Lucca (89046 inhabitants)
55 Km SW of Carpi (70699 inhabitants)
58 Km SE of Parma (192836 inhabitants)
59 Km NE of Viareggio (62467 inhabitants)
60 Km W of Bologna (386663 inhabitants)
62 Km NW of Prato (191150 inhabitants)
68 Km E of La Spezia (93959 inhabitants)
70 Km N of Pisa (89158 inhabitants)
77 Km NW of Scandicci (50609 inhabitants)
79 Km NW of Firenze (382808 inhabitants)
86 Km W of Imola (69797 inhabitants)
90 Km NE of Livorno (159219 inhabitants)
97 Km SW of Ferrara (133155 inhabitants)
100 Km W of Faenza (58541 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 1.7 2021-12-18
23:50:13
44.3245 10.6323 9 2022-03-30
13:04:27
Bollettino Sismico Italiano INGV 99363451
Reviewed
Rev100
ML 1.7 2021-12-18
23:50:13
44.3288 10.6408 8 2021-12-18
23:56:08
Sala Sismica INGV-Roma 98705101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-12-18 23:50:13 ± 0.06
Latitude 44.3245 ± 0.0045
Longitude 10.6323 ± 0.0050
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 99363451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 439
Semi-minor axis of confidence ellipse (meter) 388
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 355
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 32
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.62143
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 99363451
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-15 14:20:04

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 98705101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-12-18 23:56:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RMP.HHZ. 2021-12-18T23:51:40.61 3.0 undecidable manual Sg 4.65 0
IV.MC2.EHZ. 2021-12-18T23:50:59.55 3.0 undecidable manual Pg 8.15 0
IV.SSFR.HHZ. 2021-12-18T23:50:48.07 3.0 positive manual Pg 4.13 0
IV.VISG.HHZ. 2021-12-18T23:50:34.20 0.3 undecidable manual S 103 65.49 50 0.4 63
IV.SEI.HHZ. 2021-12-18T23:50:33.59 0.3 undecidable manual S 117 65.0904 50 -0.11 67
IV.CRMI.HNZ. 2021-12-18T23:50:33.95 0.3 undecidable manual S 155 64.8906 50 0.3 65
IV.MPPT.EHZ. 2021-12-18T23:50:31.03 0.3 undecidable manual S 138 54.6009 50 0.11 68
GU.EQUI.HHZ. 2021-12-18T23:50:27.46 0.3 undecidable manual S 245 41.9247 50 -0.07 71
IV.PII.HHZ. 2021-12-18T23:50:25.76 1.0 positive manual P 187 67.377 50 0.27 22
IV.CRMI.HNZ. 2021-12-18T23:50:25.02 0.3 undecidable manual P 155 64.8906 50 -0.08 68
IV.SEI.HHZ. 2021-12-18T23:50:25.21 0.3 undecidable manual P 117 65.0904 50 0.08 68
IV.MTRZ.HNZ. 2021-12-18T23:50:25.04 0.6 undecidable manual P 91 62.8926 50 0.24 44
GU.CARD.HHZ. 2021-12-18T23:50:25.97 0.3 undecidable manual S 200 35.2425 50 0.24 69
IV.PLMA.HHZ. 2021-12-18T23:50:25.91 0.6 positive manual P 244 68.9754 50 0.17 44
IV.RAVA.EHZ. 2021-12-18T23:50:25.55 0.3 undecidable manual P 39 61.3941 50 0.98 51
IV.VISG.HHZ. 2021-12-18T23:50:24.85 0.1 undecidable manual P 103 65.49 50 -0.34 85
IV.BDI.HHZ. 2021-12-18T23:50:24.28 0.3 undecidable manual S 186 29.1486 107 0.26 70
IV.MPPT.EHZ. 2021-12-18T23:50:23.24 0.1 undecidable manual P 138 54.6009 50 -0.28 88
IV.MOCL.EHZ. 2021-12-18T23:50:23.69 0.6 positive manual P 129 56.1993 50 -0.08 46
GU.MAIM.HHZ. 2021-12-18T23:50:22.28 1.0 negative manual P 194 47.0196 50 -0.06 23
GU.GRAM.HHZ. 2021-12-18T23:50:22.45 0.3 positive manual P 292 48.618 50 -0.14 69
GU.EQUI.HHZ. 2021-12-18T23:50:21.27 0.3 undecidable manual P 245 41.9247 50 -0.29 67
IV.FNVD.HHZ. 2021-12-18T23:50:21.37 0.3 positive manual P 114 42.7239 50 -0.31 67
GU.FIVI.HNZ. 2021-12-18T23:50:21.41 0.1 undecidable manual P 257 41.2254 50 -0.05 95
IV.ERBM.EHZ. 2021-12-18T23:50:21.30 0.3 undecidable manual S 301 20.3685 114 0.15 72
GU.CARD.HHZ. 2021-12-18T23:50:20.52 0.1 positive manual P 200 35.2425 50 0 97
IV.BDI.HHZ. 2021-12-18T23:50:19.55 0.1 positive manual P 186 29.1486 107 0 98
GU.POPM.HHZ. 2021-12-18T23:50:19.91 0.1 undecidable manual P 162 32.5452 50 -0.21 93
IV.ZCCA.HHZ. 2021-12-18T23:50:18.93 0.3 undecidable manual P 84 27.4503 108 -0.28 69
GU.GSCL.HHZ. 2021-12-18T23:50:17.14 0.3 undecidable manual S 309 4.5954 153 0.21 73
IV.ERBM.EHZ. 2021-12-18T23:50:17.81 0.1 undecidable manual P 301 20.3685 114 -0.07 98
GU.GSCL.HHZ. 2021-12-18T23:50:15.35 0.1 positive manual P 309 4.5954 153 -0.1 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GSCL.HHE. ML:2.2 0.0027649999999999997 0.24 AML other m 2021-12-18T23:50:17.33
GU.GSCL.HHN. ML:2.2 0.0026799999999999997 0.34 AML other m 2021-12-18T23:50:17.25
IV.BDI.HNE. ML:1.7 0.000252 0.58 AML other m 2021-12-18T23:50:24.87
IV.BDI.HHE. ML:1.6 0.00020899999999999998 0.44 AML other m 2021-12-18T23:50:24.76
IV.BDI.HHN. ML:1.7 0.000229 1.8 AML other m 2021-12-18T23:50:25.90
IV.BDI.HNN. ML:1.8 0.0003005 0.88 AML other m 2021-12-18T23:50:25.91
IV.ZCCA.HHE. ML:1.8 0.0003075 1.72 AML other m 2021-12-18T23:50:27.88
IV.ZCCA.HHN. ML:1.8 0.000377 1.58 AML other m 2021-12-18T23:50:27.87
IV.ZCCA.HNN. ML:1.9 0.000439 1.58 AML other m 2021-12-18T23:50:27.08
GU.POPM.HHN. ML:2.1 0.0006035 0.22 AML other m 2021-12-18T23:50:27.21
IV.ZCCA.HNE. ML:1.8 0.0003305 0.98 AML other m 2021-12-18T23:50:27.85
GU.POPM.HHE. ML:2.0 0.0005200000000000001 0.24 AML other m 2021-12-18T23:50:27.46
GU.CARD.HHE. ML:1.8 0.00023249999999999999 0.14 AML other m 2021-12-18T23:50:27.77
GU.CARD.HHN. ML:1.5 0.00013450000000000002 0.6 AML other m 2021-12-18T23:50:27.90
IV.FNVD.HHN. ML:1.6 0.0001315 0.92 AML other m 2021-12-18T23:50:28.63
IV.FNVD.HHE. ML:1.6 0.0001406 0.26 AML other m 2021-12-18T23:50:28.45
GU.EQUI.HHE. ML:1.0 0.000032500000000000004 0.58 AML other m 2021-12-18T23:50:28.26
GU.EQUI.HHN. ML:1.0 0.0000296 0.34 AML other m 2021-12-18T23:50:30.16
GU.GRAM.HHE. ML:1.9 0.00023500000000000002 0.4 AML other m 2021-12-18T23:50:31.18
GU.MAIM.HHE. ML:1.1 0.0000346 0.3 AML other m 2021-12-18T23:50:31.63
GU.GRAM.HHN. ML:1.7 0.00014600000000000003 0.36 AML other m 2021-12-18T23:50:32.72
GU.MAIM.HHN. ML:1.4 0.00006755 0.42 AML other m 2021-12-18T23:50:34.72
IV.PII.HHN. ML:2.0 0.0001675 0.38 AML other m 2021-12-18T23:50:37.93
IV.PII.HHE. ML:1.9 0.000147 0.26 AML other m 2021-12-18T23:50:38.47
IV.PLMA.HHN. ML:1.5 0.000056500000000000005 1.66 AML other m 2021-12-18T23:50:39.09
IV.PLMA.HHE. ML:1.5 0.000051000000000000006 0.36 AML other m 2021-12-18T23:50:40.09
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