Earthquake with magnitude of ML 1.0 on date 18-09-2018 and time 18:46:42 (Italy) in region 5 km N Montefiorino (MO)

A magnitude ML 1.0 earthquake occured in region: 5 km N Montefiorino (MO), on

  • 18-09-2018 16:46:42 (UTC)
  • 18-09-2018 18:46:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.4030, 10.6170 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
Montefiorino MO 5 2203 2203
Toano RE 5 4463 6666
Prignano sulla Secchia MO 7 3747 10413
Palagano MO 9 2194 12607
Carpineti RE 10 4064 16671
Baiso RE 11 3315 19986
Polinago MO 11 1672 21658
Frassinoro MO 12 1926 23584
Villa Minozzo RE 13 3750 27334
Lama Mocogno MO 14 2734 30068
Serramazzoni MO 14 8282 38350
Castellarano RE 15 15232 53582
Casina RE 15 4504 58086
Viano RE 16 3374 61460
Castelnovo ne' Monti RE 17 10465 71925
Pavullo nel Frignano MO 19 17383 89308
Montecreto MO 19 940 90248
Riolunato MO 19 712 90960

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km S of Reggio nell'Emilia (171345 inhabitants)
37 Km SW of Modena (184973 inhabitants)
47 Km SW of Carpi (70699 inhabitants)
50 Km SE of Parma (192836 inhabitants)
55 Km NE of Carrara (63133 inhabitants)
56 Km NE of Massa (69479 inhabitants)
57 Km NW of Pistoia (90315 inhabitants)
59 Km W of Bologna (386663 inhabitants)
63 Km N of Lucca (89046 inhabitants)
66 Km NE of Viareggio (62467 inhabitants)
70 Km NW of Prato (191150 inhabitants)
71 Km E of La Spezia (93959 inhabitants)
78 Km N of Pisa (89158 inhabitants)
85 Km NW of Scandicci (50609 inhabitants)
87 Km NW of Firenze (382808 inhabitants)
87 Km W of Imola (69797 inhabitants)
93 Km SW of Ferrara (133155 inhabitants)
94 Km SE of Cremona (71901 inhabitants)
98 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 1.0 2018-09-18
16:46:42
44.4028 10.6173 9 2019-06-04
09:16:16
Bollettino Sismico Italiano INGV 68377071
Reviewed
Rev100
ML 1.1 2018-09-18
16:46:42
44.4202 10.5985 10 2018-09-18
16:56:41
Sala Sismica INGV-Roma 61076711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-18 16:46:42 ± 0.16
Latitude 44.4028 ± 0.0099
Longitude 10.6173 ± 0.0101
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 68377071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1139
Semi-minor axis of confidence ellipse (meter) 465
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 26
Circular confidence region, given by single value of horizontal uncertainty (meter) 1140.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 178
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.05666
Epicentral distance of station farthest from the epicenter (degree) 0.46495
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 15
Type of magnitude ML
Reference to an origin 68377071
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-05-09 09:02:07

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 15
Type of magnitude ML
Reference to an origin 61076711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-18 16:56:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MTCR.EHZ. 2018-09-18T16:46:59.61 0.3 undecidable manual S 144 51.6039 50 0.5 65
GU.GRAM.HHZ. 2018-09-18T16:46:58.06 0.6 undecidable manual S 283 44.7219 50 0.79 39
GU.EQUI.HHN. 2018-09-18T16:46:57.35 0.6 undecidable manual S 235 45.3213 50 -0.06 49
GU.POPM.HHZ. 2018-09-18T16:46:56.60 0.3 undecidable manual S 164 41.2254 50 0.28 70
IV.BDI.HHZ. 2018-09-18T16:46:55.30 0.3 undecidable manual S 183 37.7289 50 -0.1 73
MN.VLC.HHZ. 2018-09-18T16:46:54.33 0.6 undecidable manual S 214 32.6451 50 0.29 47
GU.SARM.EHZ. 2018-09-18T16:46:53.28 0.3 undecidable manual S 215 29.748 50 0.01 76
IV.MTCR.EHZ. 2018-09-18T16:46:51.91 0.1 undecidable manual P 144 51.6039 50 -0.17 94
GU.GRAM.HHZ. 2018-09-18T16:46:50.97 0.1 undecidable manual P 283 44.7219 50 -0.05 97
GU.EQUI.HHN. 2018-09-18T16:46:50.74 0.1 undecidable manual P 235 45.3213 50 -0.36 91
GU.POPM.HHZ. 2018-09-18T16:46:50.18 0.1 undecidable manual P 164 41.2254 50 -0.29 93
MN.VLC.HHZ. 2018-09-18T16:46:49.13 0.1 positive manual P 214 32.6451 50 -0.02 100
IV.BDI.HHZ. 2018-09-18T16:46:49.72 0.1 positive manual P 183 37.7289 50 -0.22 95
GU.SARM.EHZ. 2018-09-18T16:46:48.58 0.1 undecidable manual P 215 29.748 50 -0.13 98
IV.ZCCA.HHZ. 2018-09-18T16:46:48.62 0.6 undecidable manual P 101 29.0487 108 0.04 50
GU.GSCL.HHZ. 2018-09-18T16:46:44.99 0.1 undecidable manual P 202 6.2937 146 0.27 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GSCL.HHE. ML:0.7 0.00008666562999999999 0.3712 AML other m 2018-09-18T16:46:50.77
GU.GSCL.HHN. ML:0.9 0.0001457529 0.2176 AML other m 2018-09-18T16:46:51.77
MN.VLC.HNN. ML:1.2 0.00007200329 0.7936 AML other m 2018-09-18T16:46:52.60
GU.SARM.EHE. ML:1.2 0.00008237248499999999 0.256 AML other m 2018-09-18T16:46:55.48
GU.SARM.EHN. ML:1.2 0.000076786405 0.2048 AML other m 2018-09-18T16:46:55.60
MN.VLC.HHE. ML:0.8 0.000029013150000000002 0.3456 AML other m 2018-09-18T16:46:56.31
MN.VLC.HHN. ML:0.9 0.000033315745 0.2304 AML other m 2018-09-18T16:46:56.12
IV.BDI.HHE. ML:1.0 0.000033522485 0.1664 AML other m 2018-09-18T16:46:56.33
IV.BDI.HHN. ML:1.2 0.00006577403499999999 0.32 AML other m 2018-09-18T16:46:56.70
IV.ZCCA.HHE. ML:0.8 0.00002932943 0.3968 AML other m 2018-09-18T16:46:57.36
IV.ZCCA.HHN. ML:1.0 0.00005557221 0.384 AML other m 2018-09-18T16:46:57.06
GU.POPM.HHN. ML:1.2 0.00006079941 0.2816 AML other m 2018-09-18T16:46:57.98
MN.VLC.HNE. ML:1.2 0.00006940966 0.8608 AML other m 2018-09-18T16:46:58.47
GU.POPM.HHE. ML:1.2 0.00005079263 0.32 AML other m 2018-09-18T16:46:58.25
IV.MTCR.EHN. ML:0.9 0.000018374284500000002 1.8208 AML other m 2018-09-18T16:47:00.03
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