Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 09-09-2019 and time 13:46:45 (Italy) in region 5 km N Sellano (PG)

A magnitude ML 1.4 earthquake occured in region: 5 km N Sellano (PG), on

  • 09-09-2019 11:46:45 (UTC)
  • 09-09-2019 13:46:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9380, 12.9450 at 12 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
Sellano PG 6 1079 1079
Monte Cavallo MC 8 145 1224
Preci PG 10 724 1948
Visso MC 12 1107 3055
Cerreto di Spoleto PG 13 1075 4130
Pieve Torina MC 15 1458 5588
Serravalle di Chienti MC 15 1070 6658
Ussita MC 16 444 7102
Fiordimonte MC 16 202 7304
Trevi PG 17 8469 15773
Castelsantangelo sul Nera MC 18 281 16054
Pievebovigliana MC 18 866 16920
Muccia MC 18 915 17835
Campello sul Clitunno PG 19 2442 20277
Foligno PG 20 57155 77432
Vallo di Nera PG 20 364 77796

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km E of Foligno (57155 inhabitants)
48 Km NE of Terni (111501 inhabitants)
49 Km E of Perugia (166134 inhabitants)
69 Km W of Teramo (54892 inhabitants)
75 Km NW of L'Aquila (69753 inhabitants)
89 Km SW of Ancona (100861 inhabitants)
90 Km NE of Viterbo (67173 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 1.4 2019-09-09
11:46:45		 42.9377 12.9447 12 2020-02-28
16:41:50		 Bollettino Sismico Italiano INGV 72394451
Reviewed
Rev100 		ML 1.4 2019-09-09
11:46:45		 42.9347 12.941 11 2019-09-09
12:14:51		 Sala Sismica INGV-Roma 72258411
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-09 11:46:45 ± 0.03
Latitude 42.9377 ± 0.0018
Longitude 12.9447 ± 0.0025
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72394451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 220
Semi-minor axis of confidence ellipse (meter) 48
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 300
Circular confidence region, given by single value of horizontal uncertainty (meter) 220.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 48
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.42088
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 72394451
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-14 08:30:12

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 72258411
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-09 12:14:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AGLI.HHZ. 2019-09-09T11:48:24.64 3.0 undecidable manual Sg 3.42 0
IV.MBAL.EHZ. 2019-09-09T11:48:21.26 3.0 undecidable manual Sg 5.63 0
IV.MAGA.HHZ. 2019-09-09T11:48:19.66 3.0 undecidable manual Sn 0.37 0
IV.PCN.EHZ. 2019-09-09T11:48:19.58 3.0 undecidable manual Sg 3.83 0
MN.TRI.HHZ. 2019-09-09T11:48:04.13 3.0 undecidable manual Sn -3.26 0
GU.GSCL.HHZ. 2019-09-09T11:47:55.84 3.0 undecidable manual Sg 2.34 0
IV.IMOL.HNZ. 2019-09-09T11:47:38.50 3.0 undecidable manual Sg -1.26 0
RD.PGF.BHZ. 2019-09-09T11:47:34.44 3.0 undecidable manual Pn 0.49 0
IV.MRB1.HHZ. 2019-09-09T11:47:31.06 3.0 undecidable manual Pg 5.98 0
GU.GSCL.HHZ. 2019-09-09T11:47:30.02 3.0 negative manual Pg 6.08 0
IV.NDIM.HHZ. 2019-09-09T11:47:29.81 3.0 negative manual Pg 2.85 0
IV.CSNT.HHZ. 2019-09-09T11:47:26.77 3.0 undecidable manual S -5.05 0
IT.VNF1.HGZ. 2019-09-09T11:47:14.74 3.0 positive manual Pn -1.02 0
IV.CESX.HHE. 2019-09-09T11:47:00.67 0.6 undecidable manual S 219 46.7199 91 0.39 44
IV.ARRO.EHZ. 2019-09-09T11:46:59.09 0.3 undecidable manual S 200 42.3243 91 -0.03 72
IV.LNSS.HNZ. 2019-09-09T11:46:58.00 0.6 undecidable manual S 168 37.9287 91 0.06 48
IV.SNTG.HHZ. 2019-09-09T11:46:57.33 0.6 undecidable manual S 359 35.2425 91 0.12 48
IV.MMO1.EHZ. 2019-09-09T11:46:56.09 0.3 undecidable manual S 98 31.3464 91 -0.09 72
IV.MOMA.HHZ. 2019-09-09T11:46:56.93 0.6 undecidable manual S 244 33.8439 91 0.08 48
IV.GAVE.EHZ. 2019-09-09T11:46:55.09 0.3 undecidable manual S 189 27.5502 92 -0.07 73
IV.PF6.EHN. 2019-09-09T11:46:55.64 0.3 undecidable manual S 42 30.0477 91 -0.19 71
IV.CSP1.EHE. 2019-09-09T11:46:55.14 0.3 undecidable manual S 51 27.1506 92 0.08 73
IV.ASSB.HHN. 2019-09-09T11:46:54.48 0.6 undecidable manual S 297 25.9518 92 -0.26 47
IV.CESX.HHE. 2019-09-09T11:46:54.15 0.1 undecidable manual P 219 46.7199 91 0.18 92
IV.MC2.EHZ. 2019-09-09T11:46:53.21 0.3 undecidable manual S 98 20.0688 93 0.04 75
IV.ARRO.EHZ. 2019-09-09T11:46:53.23 0.1 undecidable manual P 200 42.3243 91 -0.07 95
IV.EL6.EHZ. 2019-09-09T11:46:53.81 0.3 positive manual P 16 45.2214 91 0.06 71
IV.MML1.EHE. 2019-09-09T11:46:53.12 0.3 undecidable manual S 6 19.6692 94 0.07 74
IV.MOMA.HHZ. 2019-09-09T11:46:52.03 0.3 undecidable manual P 244 33.8439 91 0.04 73
IV.SNTG.HHZ. 2019-09-09T11:46:52.07 0.3 undecidable manual P 359 35.2425 91 -0.12 71
IV.NRCA.HHZ. 2019-09-09T11:46:52.40 0.3 undecidable manual S 130 17.9709 95 -0.22 72
IV.LNSS.HNZ. 2019-09-09T11:46:52.47 0.1 undecidable manual P 168 37.9287 91 -0.15 94
IV.FDMO.HHZ. 2019-09-09T11:46:51.78 0.3 undecidable manual S 47 15.9729 98 -0.29 71
IV.GAVE.EHZ. 2019-09-09T11:46:51.08 0.3 positive manual P 189 27.5502 92 0.06 73
IV.PF6.EHN. 2019-09-09T11:46:51.46 0.1 undecidable manual P 42 30.0477 91 0.06 97
IV.MMO1.EHZ. 2019-09-09T11:46:51.43 0.1 undecidable manual P 98 31.3464 91 -0.17 95
IV.CSP1.EHE. 2019-09-09T11:46:51.04 0.3 undecidable manual P 51 27.1506 92 0.08 73
IV.FEMA.HNE. 2019-09-09T11:46:50.57 0.6 undecidable manual S 72 8.9799 128 0.21 49
IV.SEF1.HNN. 2019-09-09T11:46:50.34 0.1 undecidable manual P 1 23.1546 92 -0.01 100
IV.ASSB.HHN. 2019-09-09T11:46:50.65 0.1 undecidable manual P 297 25.9518 92 -0.12 97
IT.MTCL.HGE. 2019-09-09T11:46:50.04 0.3 undecidable manual S 36 7.6812 135 -0.06 76
IV.MML1.EHE. 2019-09-09T11:46:49.88 0.1 undecidable manual P 6 19.6692 94 0.08 99
IV.MC2.EHZ. 2019-09-09T11:46:49.92 0.1 undecidable manual P 98 20.0688 93 0.06 99
IT.FOPC.HGN. 2019-09-09T11:46:49.45 0.3 undecidable manual P 280 19.9689 93 -0.39 69
IV.FDMO.HHZ. 2019-09-09T11:46:49.30 0.1 undecidable manual P 47 15.9729 98 0.07 100
IV.NRCA.HHZ. 2019-09-09T11:46:49.58 0.1 negative manual P 130 17.9709 95 0.03 100
IT.MTCL.HGE. 2019-09-09T11:46:48.28 0.1 undecidable manual P 36 7.6812 135 0.19 99
IV.FEMA.HNE. 2019-09-09T11:46:48.55 0.1 undecidable manual P 72 8.9799 128 0.31 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:1.4 0.00020250000000000002 0.22 AML other m 2019-09-09T11:46:52.09
IV.FDMO.HHE. ML:1.4 0.000244 0.9 AML other m 2019-09-09T11:46:52.63
IV.NRCA.HHN. ML:1.6 0.00033499999999999996 0.18 AML other m 2019-09-09T11:46:52.68
IV.NRCA.HHE. ML:1.6 0.0003465 0.16 AML other m 2019-09-09T11:46:52.87
IV.GAVE.EHE. ML:1.3 0.00010300000000000001 0.34 AML other m 2019-09-09T11:46:55.44
IV.GAVE.EHN. ML:1.3 0.00009815 0.42 AML other m 2019-09-09T11:46:55.83
IV.MOMA.HHN. ML:1.0 0.000044200000000000004 0.26 AML other m 2019-09-09T11:46:58.58
IV.MOMA.HHE. ML:1.1 0.000056500000000000005 1.06 AML other m 2019-09-09T11:46:58.07
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