Earthquake with magnitude of ML 1.9 on date 09-11-2021 and time 19:37:28 (UTC) in region 3 km NW Montefiorino (MO)

A magnitude ML 1.9 earthquake occured in region: 3 km NW Montefiorino (MO), on

  • 09-11-2021 19:37:28 (UTC)
  • 09-11-2021 20:37:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.3870, 10.6150 at 22 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
Montefiorino MO 3 2203 2203
Toano RE 5 4463 6666
Palagano MO 8 2194 8860
Prignano sulla Secchia MO 8 3747 12607
Polinago MO 10 1672 14279
Frassinoro MO 11 1926 16205
Carpineti RE 11 4064 20269
Villa Minozzo RE 12 3750 24019
Baiso RE 12 3315 27334
Lama Mocogno MO 13 2734 30068
Serramazzoni MO 15 8282 38350
Castellarano RE 17 15232 53582
Casina RE 17 4504 58086
Montecreto MO 17 940 59026
Riolunato MO 18 712 59738
Castelnovo ne' Monti RE 18 10465 70203
Viano RE 18 3374 73577
Pavullo nel Frignano MO 18 17383 90960
Pievepelago MO 20 2222 93182

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km S of Reggio nell'Emilia (171345 inhabitants)
38 Km SW of Modena (184973 inhabitants)
49 Km SW of Carpi (70699 inhabitants)
51 Km SE of Parma (192836 inhabitants)
54 Km NE of Carrara (63133 inhabitants)
54 Km NE of Massa (69479 inhabitants)
56 Km NW of Pistoia (90315 inhabitants)
59 Km W of Bologna (386663 inhabitants)
61 Km N of Lucca (89046 inhabitants)
65 Km NE of Viareggio (62467 inhabitants)
68 Km NW of Prato (191150 inhabitants)
70 Km E of La Spezia (93959 inhabitants)
76 Km N of Pisa (89158 inhabitants)
83 Km NW of Scandicci (50609 inhabitants)
86 Km NW of Firenze (382808 inhabitants)
88 Km W of Imola (69797 inhabitants)
94 Km SW of Ferrara (133155 inhabitants)
95 Km SE of Cremona (71901 inhabitants)
96 Km N of Livorno (159219 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 1.9 2021-11-09
19:37:28
44.3867 10.6152 22 2022-03-30
13:04:20
Bollettino Sismico Italiano INGV 98234051
Reviewed
Rev100
ML 2.0 2021-11-09
19:37:28
44.4098 10.6438 9 2021-11-09
19:49:01
Sala Sismica INGV-Roma 97367581
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-11-09 19:37:28 ± 0.17
Latitude 44.3867 ± 0.0090
Longitude 10.6152 ± 0.0113
Depth (km) 22 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 98234051

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1002
Semi-minor axis of confidence ellipse (meter) 580
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 323
Circular confidence region, given by single value of horizontal uncertainty (meter) 1000.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.42
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.32110
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 97367581
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-11-09 19:49:01

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 98234051
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-03-03 17:16:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIUL.HHZ. 2021-11-09T19:39:06.63 3.0 undecidable manual Sn 4.09 0
IV.SRES.HHZ. 2021-11-09T19:38:14.46 3.0 undecidable manual Pg 5.2 0
IV.GAVE.EHZ. 2021-11-09T19:38:07.35 3.0 undecidable manual Pn 0.6 0
IV.SENI.EHZ. 2021-11-09T19:38:03.05 3.0 negative manual Pn 1.21 0
IV.MBAL.EHZ. 2021-11-09T19:37:52.64 0.3 undecidable manual P 7 146.6421 54 0.35 57
IV.TEOL.HHE. 2021-11-09T19:37:50.93 0.3 undecidable manual P 37 136.4634 95 0.05 63
IV.ZOVE.HNZ. 2021-11-09T19:37:50.60 0.6 undecidable manual P 30 136.7631 95 -0.32 40
IV.PLMA.HHZ. 2021-11-09T19:37:50.95 0.6 undecidable manual S 239 71.1732 100 0.9 37
GU.MAIM.HHE. 2021-11-09T19:37:46.22 0.6 undecidable manual S 191 53.4021 104 0.79 40
IV.FNVD.HHZ. 2021-11-09T19:37:44.33 0.6 undecidable manual S 121 47.0196 106 0.54 44
GU.GRAM.HHZ. 2021-11-09T19:37:44.08 0.6 undecidable manual S 285 45.0216 107 0.8 41
GU.EQUI.HHZ. 2021-11-09T19:37:43.26 0.6 undecidable manual S 236 44.1225 108 0.22 49
GU.CARD.HHZ. 2021-11-09T19:37:42.64 0.6 undecidable manual S 195 41.3253 109 0.3 48
GU.POPM.HHZ. 2021-11-09T19:37:42.38 0.6 undecidable manual S 163 39.5271 110 0.51 46
IV.BDI.HHN. 2021-11-09T19:37:41.01 0.6 undecidable manual S 182 35.9418 113 0.02 51
IV.NEVI.HNN. 2021-11-09T19:37:41.31 0.6 undecidable manual S 313 32.1456 116 1.24 35
IV.ZCCA.HHZ. 2021-11-09T19:37:40.10 0.6 undecidable manual S 98 28.9488 119 0.81 41
IV.PLMA.HHZ. 2021-11-09T19:37:40.97 0.1 negative manual P 239 71.1732 100 0.09 95
GU.SARM.EHE. 2021-11-09T19:37:39.68 0.6 undecidable manual S 217 28.1496 120 0.56 47
IV.FNVD.HHZ. 2021-11-09T19:37:37.04 0.1 undecidable manual P 121 47.0196 106 -0.23 98
GU.MAIM.HHE. 2021-11-09T19:37:37.95 0.3 undecidable manual P 191 53.4021 104 -0.26 71
GU.FIVI.HNE. 2021-11-09T19:37:36.25 0.3 undecidable manual P 247 42.0246 109 -0.28 72
GU.CARD.HHZ. 2021-11-09T19:37:36.20 0.1 undecidable manual P 195 41.3253 109 -0.23 98
GU.GRAM.HHZ. 2021-11-09T19:37:36.48 0.1 positive manual P 285 45.0216 107 -0.5 91
IV.MODE.HNN. 2021-11-09T19:37:36.53 0.3 undecidable manual P 44 37.7289 111 0.62 66
GU.EQUI.HHZ. 2021-11-09T19:37:36.37 0.1 positive manual P 236 44.1225 108 -0.47 92
IV.BDI.HHN. 2021-11-09T19:37:35.41 0.1 positive manual P 182 35.9418 113 -0.24 99
GU.GSCL.HHZ. 2021-11-09T19:37:35.25 0.6 undecidable manual S 208 4.4955 166 0.14 54
GU.POPM.HHZ. 2021-11-09T19:37:35.90 0.1 positive manual P 163 39.5271 110 -0.26 98
IV.NEVI.HNN. 2021-11-09T19:37:35.50 0.3 undecidable manual P 313 32.1456 116 0.38 72
IV.ZCCA.HHZ. 2021-11-09T19:37:34.42 0.1 positive manual P 98 28.9488 119 -0.25 100
GU.SARM.EHE. 2021-11-09T19:37:34.25 0.1 positive manual P 217 28.1496 120 -0.32 98
GU.GSCL.HHZ. 2021-11-09T19:37:30.67 0.1 positive manual P 208 4.4955 166 -1.59 57
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GSCL.HHN. ML:1.9 0.0005840067 0.1408 AML other m 2021-11-09T19:37:32.33
GU.GSCL.HHE. ML:1.8 0.0005350997 0.3328 AML other m 2021-11-09T19:37:32.83
IV.ZCCA.HNE. ML:1.4 0.00011386244 0.384 AML other m 2021-11-09T19:37:39.78
IV.ZCCA.HHE. ML:1.3 0.000082175285 0.3584 AML other m 2021-11-09T19:37:39.80
GU.CARD.HHN. ML:1.6 0.0001228821 0.1152 AML other m 2021-11-09T19:37:43.24
GU.CARD.HHE. ML:1.8 0.0001803901 0.1024 AML other m 2021-11-09T19:37:43.32
GU.POPM.HHE. ML:1.9 0.00026606114999999994 0.576 AML other m 2021-11-09T19:37:43.72
GU.POPM.HHN. ML:2.2 0.0004630515 0.2816 AML other m 2021-11-09T19:37:43.80
IV.FNVD.HHN. ML:1.6 0.00010225291 0.3072 AML other m 2021-11-09T19:37:44.47
GU.GRAM.HHN. ML:1.9 0.0002213559 0.2176 AML other m 2021-11-09T19:37:44.49
GU.GRAM.HHE. ML:2.2 0.00047250000000000005 0.26 AML other m 2021-11-09T19:37:44.69
IV.FNVD.HHE. ML:2.0 0.00023619595 0.2176 AML other m 2021-11-09T19:37:44.79
IV.PLMA.HHN. ML:1.8 0.00010694415000000001 0.576 AML other m 2021-11-09T19:37:51.19
IV.MBAL.EHE. ML:2.1 0.0000714566 0.2944 AML other m 2021-11-09T19:38:12.42
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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