Earthquake with magnitude of ML 0.8 on date 16-08-2019 and time 10:41:49 (Italy) in region 2 km SE Sellano (PG)

A magnitude ML 0.8 earthquake occured in region: 2 km SE Sellano (PG), on

  • 16-08-2019 08:41:49 (UTC)
  • 16-08-2019 10:41:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.87, 12.94 at 11 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Sellano PG 2 1079 1079
Cerreto di Spoleto PG 6 1075 2154
Preci PG 8 724 2878
Vallo di Nera PG 13 364 3242
Visso MC 14 1107 4349
Monte Cavallo MC 14 145 4494
Campello sul Clitunno PG 15 2442 6936
Norcia PG 15 4957 11893
Trevi PG 16 8469 20362
Castelsantangelo sul Nera MC 17 281 20643
Sant'Anatolia di Narco PG 18 564 21207
Ussita MC 18 444 21651
Poggiodomo PG 18 117 21768
Cascia PG 18 3217 24985
Scheggino PG 20 461 25446

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km E of Foligno (57155 inhabitants)
42 Km NE of Terni (111501 inhabitants)
52 Km SE of Perugia (166134 inhabitants)
67 Km W of Teramo (54892 inhabitants)
69 Km NW of L'Aquila (69753 inhabitants)
85 Km NE of Viterbo (67173 inhabitants)
95 Km SW of Ancona (100861 inhabitants)
99 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
Rev 100 ML 0.8 2019-08-16
08:41:49
42.87 12.94 11 2019-08-16
13:13:38
Sala Sismica INGV-Roma 71546501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-16 08:41:49 ± 0.04
Latitude 42.87 ± 0.00
Longitude 12.94 ± 0.00
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 71546501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 284
Semi-minor axis of confidence ellipse (meter) 208
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 82
Circular confidence region, given by single value of horizontal uncertainty (meter) 280
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 117
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.29048
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 71546501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-16 13:13:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.ARRO.EHZ. 2019-08-16T08:42:08.00 3.0 undecidable manual S 0
IV.ASSB.HHZ. 2019-08-16T08:42:00.19 0.6 undecidable manual S 309 0.2698 50 -0.12 48
IV.CSP1.EHZ. 2019-08-16T08:42:00.98 0.6 undecidable manual S 41 0.2905 50 0.04 48
IV.MML1.HNZ. 2019-08-16T08:41:59.61 0.6 undecidable manual S 5 0.2419 50 0.12 48
IV.GAVE.EHZ. 2019-08-16T08:41:57.55 0.6 undecidable manual S 192 0.1835 50 -0.22 47
IV.FDMO.HHZ. 2019-08-16T08:41:57.99 0.6 undecidable manual S 32 0.1943 50 -0.1 48
IV.CESI.HNZ. 2019-08-16T08:41:56.36 0.6 undecidable manual S 348 0.1358 126 0.06 49
IV.NRCA.HHZ. 2019-08-16T08:41:56.13 0.6 undecidable manual S 107 0.1304 127 -0.01 50
IV.CSP1.EHZ. 2019-08-16T08:41:56.30 0.6 positive manual P 41 0.2905 50 0.05 48
IV.FEMA.HNZ. 2019-08-16T08:41:55.52 0.6 undecidable manual S 41 0.1187 130 -0.25 48
IV.ASSB.HHZ. 2019-08-16T08:41:55.87 0.6 negative manual P 309 0.2698 50 -0.02 49
IT.MTCL.HGZ. 2019-08-16T08:41:55.99 0.6 undecidable manual S 18 0.1277 128 -0.07 49
IV.MML1.HNZ. 2019-08-16T08:41:55.42 0.1 undecidable manual P 5 0.2419 50 0.01 98
IV.GAVE.EHZ. 2019-08-16T08:41:54.58 0.3 positive manual P 192 0.1835 50 0.16 72
IV.FDMO.HHZ. 2019-08-16T08:41:54.59 0.6 positive manual P 32 0.1943 50 -0.02 49
IT.MTCL.HGZ. 2019-08-16T08:41:53.61 0.1 undecidable manual P 18 0.1277 128 0.18 97
IV.FEMA.HNZ. 2019-08-16T08:41:53.25 0.1 undecidable manual P 41 0.1187 130 -0.02 100
IV.CESI.HNZ. 2019-08-16T08:41:53.52 0.1 undecidable manual P 348 0.1358 126 -0.05 99
IV.NRCA.HHZ. 2019-08-16T08:41:53.50 0.1 negative manual P 107 0.1304 127 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:0.8 5.86E-5 0.8 AML other m 2019-08-16T08:41:56.07
IV.NRCA.HHE. ML:1 9.25E-5 0.5 AML other m 2019-08-16T08:41:56.87
IV.FDMO.HHN. ML:0.8 4.0E-5 0.36 AML other m 2019-08-16T08:41:58.01
IV.GAVE.EHE. ML:0.8 4.565E-5 1.56 AML other m 2019-08-16T08:41:58.93
IV.FDMO.HHE. ML:0.7 3.69E-5 0.16 AML other m 2019-08-16T08:41:58.24
IV.GAVE.EHN. ML:0.8 4.075E-5 0.58 AML other m 2019-08-16T08:41:58.29
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download