Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 19-09-2019 and time 04:29:12 (Italy) in region 2 km S Sellano (PG)

A magnitude ML 1.3 earthquake occured in region: 2 km S Sellano (PG), on

  • 19-09-2019 02:29:12 (UTC)
  • 19-09-2019 04:29:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8720, 12.9270 at 10 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 2 1079 1079
Cerreto di Spoleto PG 6 1075 2154
Preci PG 9 724 2878
Vallo di Nera PG 12 364 3242
Campello sul Clitunno PG 13 2442 5684
Trevi PG 15 8469 14153
Visso MC 15 1107 15260
Monte Cavallo MC 15 145 15405
Norcia PG 16 4957 20362
Sant'Anatolia di Narco PG 17 564 20926
Poggiodomo PG 18 117 21043
Cascia PG 18 3217 24260
Castelsantangelo sul Nera MC 19 281 24541
Ussita MC 19 444 24985
Scheggino PG 19 461 25446

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km E of Foligno (57155 inhabitants)
41 Km NE of Terni (111501 inhabitants)
51 Km SE of Perugia (166134 inhabitants)
68 Km W of Teramo (54892 inhabitants)
70 Km NW of L'Aquila (69753 inhabitants)
84 Km NE of Viterbo (67173 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
98 Km N of Guidonia Montecelio (88673 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 1.3 2019-09-19
02:29:12		 42.8718 12.9268 10 2020-02-28
16:42:23		 Bollettino Sismico Italiano INGV 76315921
Reviewed
Rev100 		ML 1.3 2019-09-19
02:29:12		 42.8722 12.928 10 2019-09-19
02:38:01		 Sala Sismica INGV-Roma 72540951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-19 02:29:12 ± 0.04
Latitude 42.8718 ± 0.0018
Longitude 12.9268 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 76315921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 257
Semi-minor axis of confidence ellipse (meter) 195
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 96
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38311
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 72540951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-19 02:38:01

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 76315921
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-02-07 11:06:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.TRI.HHZ. 2019-09-19T02:30:40.81 3.0 undecidable manual Sn 1.35 0
IV.ACER.HHZ. 2019-09-19T02:30:37.91 3.0 undecidable manual Sg 4.7 0
IV.VENL.HNZ. 2019-09-19T02:30:31.53 3.0 undecidable manual Sg 1.99 0
IV.MCRV.HHZ. 2019-09-19T02:30:22.64 3.0 undecidable manual Sn 0.65 0
NI.VINO.HHZ. 2019-09-19T02:30:01.56 3.0 undecidable manual Pn -2.77 0
RD.PGF.BHZ. 2019-09-19T02:29:49.06 3.0 undecidable manual Pn 0.62 0
IV.SNTG.HHZ. 2019-09-19T02:29:27.12 0.6 undecidable manual S 1 42.5241 50 0.3 45
IV.ATCC.EHZ. 2019-09-19T02:29:26.89 0.6 undecidable manual S 326 41.8248 50 0.26 45
IV.MMO1.EHZ. 2019-09-19T02:29:24.10 0.6 undecidable manual S 84 32.6451 50 -0.08 48
IV.CSP1.EHZ. 2019-09-19T02:29:24.28 0.6 undecidable manual S 43 33.2445 50 -0.06 48
IV.LNSS.HNZ. 2019-09-19T02:29:23.72 0.6 undecidable manual S 163 31.2465 50 -0.08 48
IV.MOMA.HNZ. 2019-09-19T02:29:23.67 0.6 undecidable manual S 256 29.9478 50 0.2 47
IV.ASSB.HHZ. 2019-09-19T02:29:22.69 0.6 undecidable manual S 311 28.8489 50 -0.48 44
IV.FDMO.HHZ. 2019-09-19T02:29:21.14 0.6 undecidable manual S 35 22.4553 115 -0.29 47
IV.MC2.EHZ. 2019-09-19T02:29:21.22 0.6 undecidable manual S 78 21.7671 116 0 50
IV.ATCC.EHZ. 2019-09-19T02:29:20.78 0.3 undecidable manual P 326 41.8248 50 -0.03 72
IV.GAVE.EHZ. 2019-09-19T02:29:20.55 0.1 undecidable manual S 188 20.0688 117 -0.15 97
IV.SNTG.HHZ. 2019-09-19T02:29:20.80 0.3 undecidable manual P 1 42.5241 50 -0.12 70
IV.CSP1.EHZ. 2019-09-19T02:29:19.43 0.1 undecidable manual P 43 33.2445 50 -0.05 96
IV.ARRO.EHZ. 2019-09-19T02:29:19.75 0.3 undecidable manual P 202 35.0427 50 -0.01 73
IV.CESI.HHZ. 2019-09-19T02:29:19.10 0.6 undecidable manual S 353 14.874 125 -0.05 50
IV.MOMA.HNZ. 2019-09-19T02:29:19.32 0.3 undecidable manual P 256 29.9478 50 0.34 68
IV.MMO1.EHZ. 2019-09-19T02:29:19.60 0.3 undecidable manual P 84 32.6451 50 0.21 70
IV.FEMA.HNE. 2019-09-19T02:29:19.05 0.6 undecidable manual S 45 14.1747 126 0.11 49
IV.NRCA.HHZ. 2019-09-19T02:29:19.40 0.6 undecidable manual S 105 15.873 123 -0.02 50
IV.LNSS.HNZ. 2019-09-19T02:29:19.05 0.1 undecidable manual P 163 31.2465 50 -0.12 95
IT.MTCL.HGZ. 2019-09-19T02:29:18.96 0.6 undecidable manual S 23 14.7741 125 -0.16 49
IV.ASSB.HHZ. 2019-09-19T02:29:18.58 0.1 undecidable manual P 311 28.8489 50 -0.23 94
IV.GAVE.EHZ. 2019-09-19T02:29:17.44 0.1 undecidable manual P 188 20.0688 117 0.06 99
IV.FDMO.HHZ. 2019-09-19T02:29:17.68 0.1 undecidable manual P 35 22.4553 115 -0.13 97
IV.MC2.EHZ. 2019-09-19T02:29:17.78 0.3 undecidable manual P 78 21.7671 116 0.1 73
IT.MTCL.HGZ. 2019-09-19T02:29:16.50 0.1 undecidable manual P 23 14.7741 125 0.03 100
IV.CESI.HHZ. 2019-09-19T02:29:16.60 0.1 undecidable manual P 353 14.874 125 0.11 98
IV.FEMA.HNE. 2019-09-19T02:29:16.56 0.1 undecidable manual P 45 14.1747 126 0.19 97
IV.NRCA.HHZ. 2019-09-19T02:29:16.73 0.1 negative manual P 105 15.873 123 0.09 99
IV.BARO.EHZ. 2019-09-19T02:29:15.37 3.0 undecidable manual P 0.6 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.1 0.0001099 0.2 AML other m 2019-09-19T02:29:19.40
IV.CESI.HHE. ML:0.9 0.0000698 0.38 AML other m 2019-09-19T02:29:19.24
IV.NRCA.HHN. ML:1.2 0.0001545 0.86 AML other m 2019-09-19T02:29:19.52
IV.NRCA.HHE. ML:1.2 0.00013550000000000001 0.76 AML other m 2019-09-19T02:29:19.95
IV.GAVE.EHN. ML:1.3 0.00014150000000000002 1.22 AML other m 2019-09-19T02:29:21.65
IV.GAVE.EHE. ML:1.4 0.000188 0.14 AML other m 2019-09-19T02:29:21.13
RD.PGF.BHE. ML:2.0 0.00000924 1.16 AML other m 2019-09-19T02:30:51.78
RD.PGF.BHN. ML:2.0 0.000009495 0.44 AML other m 2019-09-19T02:30:58.28
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