Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 16-08-2019 and time 21:27:14 (Italy) in region 2 km E Sellano (PG)

A magnitude ML 1.5 earthquake occured in region: 2 km E Sellano (PG), on

  • 16-08-2019 19:27:14 (UTC)
  • 16-08-2019 21:27:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8830, 12.9480 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 7 1075 2154
Preci PG 8 724 2878
Visso MC 13 1107 3985
Monte Cavallo MC 13 145 4130
Vallo di Nera PG 14 364 4494
Campello sul Clitunno PG 16 2442 6936
Norcia PG 16 4957 11893
Trevi PG 16 8469 20362
Castelsantangelo sul Nera MC 17 281 20643
Ussita MC 17 444 21087
Poggiodomo PG 19 117 21204
Sant'Anatolia di Narco PG 19 564 21768
Cascia PG 19 3217 24985
Pieve Torina MC 20 1458 26443

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km E of Foligno (57155 inhabitants)
43 Km NE of Terni (111501 inhabitants)
52 Km E of Perugia (166134 inhabitants)
67 Km W of Teramo (54892 inhabitants)
70 Km NW of L'Aquila (69753 inhabitants)
86 Km NE of Viterbo (67173 inhabitants)
94 Km SW of Ancona (100861 inhabitants)
100 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 1.5 2019-08-16
19:27:14		 42.8828 12.9483 10 2019-11-13
14:30:58		 Bollettino Sismico Italiano INGV 71650841
Reviewed
Rev100 		ML 1.5 2019-08-16
19:27:14		 42.8825 12.9563 10 2019-08-16
19:37:41		 Sala Sismica INGV-Roma 71555371
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-16 19:27:14 ± 0.06
Latitude 42.8828 ± 0.0027
Longitude 12.9483 ± 0.0049
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 71650841

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 331
Semi-minor axis of confidence ellipse (meter) 241
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 81
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53
Number of associated phases, regardless of their use for origin computation 53
Number of defining phases 51
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.67089
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 32
Type of magnitude ML
Reference to an origin 71650841
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-08-20 12:44:03

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 32
Type of magnitude ML
Reference to an origin 71555371
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-16 19:37:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VIVA.HHZ. 2019-08-16T19:27:49.80 3.0 undecidable manual S -0.41 0
IV.RIBO.EHZ.01 2019-08-16T19:27:41.79 3.0 negative manual P 4.11 0
IV.ATMI.HHZ. 2019-08-16T19:27:37.34 1.0 undecidable manual S 312 74.4699 50 0.57 20
IV.ARVD.HHZ. 2019-08-16T19:27:35.80 0.3 undecidable manual S 360 68.2761 50 0.68 58
IV.SSFR.HHZ. 2019-08-16T19:27:34.11 0.6 undecidable manual S 348 62.8926 50 0.43 43
IV.MNTT.EHZ. 2019-08-16T19:27:32.76 0.3 undecidable manual S 69 56.1993 50 0.86 55
IV.EL6.EHZ. 2019-08-16T19:27:30.45 0.6 undecidable manual S 14 51.0156 50 -0.08 47
IV.RM33.EHZ. 2019-08-16T19:27:29.47 0.6 undecidable manual S 152 46.8198 50 0.07 48
IV.FOSV.EHZ. 2019-08-16T19:27:29.72 0.1 undecidable manual S 342 48.1185 50 -0.04 95
IV.MF5.EHZ. 2019-08-16T19:27:28.96 0.3 undecidable manual S 74 43.1235 50 0.55 64
IV.SMA1.EHZ. 2019-08-16T19:27:28.40 0.6 undecidable manual S 131 42.1245 50 0.24 46
IV.CESX.HHZ. 2019-08-16T19:27:28.26 0.6 undecidable manual S 224 42.3243 50 0.05 48
IV.ATMI.HHZ. 2019-08-16T19:27:27.92 0.1 undecidable manual P 312 74.4699 50 0.73 75
IV.SNTG.HHZ. 2019-08-16T19:27:27.73 0.6 undecidable manual S 359 41.3253 50 -0.2 47
IV.ARVD.HHZ. 2019-08-16T19:27:26.04 0.1 undecidable manual P 360 68.2761 50 -0.2 89
IV.ARRO.EHZ. 2019-08-16T19:27:26.68 0.6 undecidable manual S 204 36.8298 50 -0.06 49
IV.LNSS.HHZ. 2019-08-16T19:27:25.10 0.6 undecidable manual S 166 31.9458 50 -0.33 46
IV.SSFR.HHZ. 2019-08-16T19:27:25.57 0.1 undecidable manual P 348 62.8926 50 0.16 91
IV.MOMA.HHZ. 2019-08-16T19:27:25.78 0.6 undecidable manual S 254 31.9458 50 0.34 46
IV.MMO1.EHZ. 2019-08-16T19:27:24.49 0.3 undecidable manual S 86 30.8469 50 -0.64 63
IV.CSP1.EHZ. 2019-08-16T19:27:24.66 0.6 undecidable manual S 42 31.1466 50 -0.56 44
IV.MNTT.EHZ. 2019-08-16T19:27:24.78 0.1 undecidable manual P 69 56.1993 50 0.4 87
IV.ASSB.HHN. 2019-08-16T19:27:24.37 0.6 undecidable manual S 307 29.4483 50 -0.4 46
IV.FOSV.EHZ. 2019-08-16T19:27:23.05 0.1 undecidable manual P 342 48.1185 50 -0.1 94
IV.EL6.EHZ. 2019-08-16T19:27:23.32 0.1 undecidable manual P 14 51.0156 50 -0.27 90
IV.MML1.HNE. 2019-08-16T19:27:23.26 0.6 undecidable manual S 4 25.6521 110 -0.35 47
IV.SMA1.EHZ. 2019-08-16T19:27:22.07 0.1 undecidable manual P 131 42.1245 50 -0.15 94
IV.MF5.EHZ. 2019-08-16T19:27:22.78 0.1 undecidable manual P 74 43.1235 50 0.41 89
IV.RM33.EHZ. 2019-08-16T19:27:22.88 0.1 undecidable manual P 152 46.8198 50 -0.05 95
IV.GAVE.EHZ. 2019-08-16T19:27:22.36 0.6 undecidable manual S 192 21.5673 114 0.05 50
IV.CESX.HHZ. 2019-08-16T19:27:21.97 0.1 undecidable manual P 224 42.3243 50 -0.28 92
IV.FDMO.HHZ. 2019-08-16T19:27:21.60 0.6 undecidable manual S 33 20.4684 115 -0.34 47
IV.ARRO.EHZ. 2019-08-16T19:27:21.38 0.1 undecidable manual P 204 36.8298 50 -0.02 98
IV.MC2.EHZ. 2019-08-16T19:27:21.65 0.6 undecidable manual S 81 19.7691 116 -0.09 50
IV.SNTG.HHZ. 2019-08-16T19:27:21.76 0.1 undecidable manual P 359 41.3253 50 -0.33 91
IV.LNSS.HHZ. 2019-08-16T19:27:20.44 0.1 undecidable manual P 166 31.9458 50 -0.21 95
IV.CESI.HHZ. 2019-08-16T19:27:20.09 0.6 undecidable manual S 345 13.9749 124 0.1 50
IV.MOMA.HHZ. 2019-08-16T19:27:20.72 0.1 undecidable manual P 254 31.9458 50 0.06 98
IV.SEF1.HNN. 2019-08-16T19:27:20.16 0.1 undecidable manual P 360 29.2485 50 -0.08 98
IV.MMO1.EHZ. 2019-08-16T19:27:20.14 0.1 undecidable manual P 86 30.8469 50 -0.33 93
IV.CSP1.EHZ. 2019-08-16T19:27:20.17 0.1 positive manual P 42 31.1466 50 -0.35 92
IV.NRCA.HNZ. 2019-08-16T19:27:20.15 0.6 undecidable manual S 112 14.5743 123 0 51
IV.ASSB.HHN. 2019-08-16T19:27:19.98 0.1 undecidable manual P 307 29.4483 50 -0.28 94
IV.FEMA.HNZ. 2019-08-16T19:27:19.42 0.6 undecidable manual S 43 12.0768 128 -0.02 51
IT.MTCL.HGZ. 2019-08-16T19:27:19.57 0.3 undecidable manual S 19 12.9759 126 -0.14 75
IV.MML1.HNE. 2019-08-16T19:27:19.39 0.1 undecidable manual P 4 25.6521 110 -0.2 96
IV.MC2.EHZ. 2019-08-16T19:27:18.65 0.1 undecidable manual P 81 19.7691 116 0.13 98
IV.GAVE.EHZ. 2019-08-16T19:27:18.99 0.1 undecidable manual P 192 21.5673 114 0.15 98
IV.FDMO.HHZ. 2019-08-16T19:27:18.52 0.1 positive manual P 33 20.4684 115 -0.11 99
IT.MTCL.HGZ. 2019-08-16T19:27:17.45 0.1 undecidable manual P 19 12.9759 126 0.11 100
IV.NRCA.HNZ. 2019-08-16T19:27:17.70 0.1 undecidable manual P 112 14.5743 123 0.1 100
IV.CESI.HHZ. 2019-08-16T19:27:17.74 0.1 undecidable manual P 345 13.9749 124 0.24 97
IV.FEMA.HNZ. 2019-08-16T19:27:17.46 0.1 undecidable manual P 43 12.0768 128 0.27 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.7 0.000502 0.16 AML other m 2019-08-16T19:27:20.43
IV.CESI.HHN. ML:1.9 0.0009055 0.14 AML other m 2019-08-16T19:27:20.36
IV.NRCA.HHE. ML:2.0 0.0009599999999999999 0.1 AML other m 2019-08-16T19:27:20.42
IV.NRCA.HHN. ML:1.9 0.000829 0.1 AML other m 2019-08-16T19:27:20.84
IV.FDMO.HHN. ML:1.4 0.000193 0.94 AML other m 2019-08-16T19:27:21.79
IV.FDMO.HHE. ML:1.6 0.00029099999999999997 0.18 AML other m 2019-08-16T19:27:22.01
IV.GAVE.EHE. ML:1.9 0.0004945 0.38 AML other m 2019-08-16T19:27:22.83
IV.GAVE.EHN. ML:1.7 0.00037749999999999996 0.98 AML other m 2019-08-16T19:27:22.98
IV.CSP1.EHN. ML:1.4 0.00011829999999999999 0.7 AML other m 2019-08-16T19:27:25.86
IV.LNSS.HHE. ML:1.8 0.00029099999999999997 0.1 AML other m 2019-08-16T19:27:25.49
IV.CSP1.EHE. ML:1.5 0.0001565 0.3 AML other m 2019-08-16T19:27:25.47
IV.LNSS.HHN. ML:1.8 0.00027949999999999996 0.66 AML other m 2019-08-16T19:27:25.50
IV.MOMA.HHN. ML:1.4 0.0001189 0.3 AML other m 2019-08-16T19:27:26.41
IV.MOMA.HHE. ML:1.4 0.0001235 0.74 AML other m 2019-08-16T19:27:26.50
IV.ARRO.EHE. ML:1.3 0.0000697 0.24 AML other m 2019-08-16T19:27:27.57
IV.ARRO.EHN. ML:1.0 0.0000402 0.32 AML other m 2019-08-16T19:27:27.68
IV.SNTG.HHE. ML:1.2 0.00005395 1.1 AML other m 2019-08-16T19:27:28.83
IV.SNTG.HHN. ML:1.4 0.00007539999999999999 0.18 AML other m 2019-08-16T19:27:28.93
IV.CESX.HHN. ML:1.3 0.0000715 0.28 AML other m 2019-08-16T19:27:29.57
IV.CESX.HHE. ML:1.2 0.00005645 0.38 AML other m 2019-08-16T19:27:29.77
IV.SMA1.EHN. ML:1.2 0.00005345 1.72 AML other m 2019-08-16T19:27:29.94
IV.FOSV.EHE. ML:1.0 0.00003175 0.18 AML other m 2019-08-16T19:27:30.14
IV.RM33.EHN. ML:1.4 0.00006385 0.24 AML other m 2019-08-16T19:27:30.41
IV.EL6.EHN. ML:1.6 0.00009675000000000001 0.16 AML other m 2019-08-16T19:27:31.41
IV.RM33.EHE. ML:1.4 0.0000672 0.18 AML other m 2019-08-16T19:27:31.62
IV.SMA1.EHE. ML:1.2 0.000057300000000000004 0.5 AML other m 2019-08-16T19:27:31.71
IV.EL6.EHE. ML:1.6 0.00010755000000000001 1.2 AML other m 2019-08-16T19:27:32.29
IV.FOSV.EHN. ML:1.1 0.00003625000000000001 0.84 AML other m 2019-08-16T19:27:32.93
IV.SSFR.HHE. ML:1.6 0.00007519999999999998 0.16 AML other m 2019-08-16T19:27:35.74
IV.SSFR.HHN. ML:1.5 0.00006505 1.08 AML other m 2019-08-16T19:27:36.20
IV.ARVD.HHN. ML:1.3 0.00003265 0.16 AML other m 2019-08-16T19:27:36.43
IV.ARVD.HHE. ML:1.4 0.000037500000000000003 0.6 AML other m 2019-08-16T19:27:36.27
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