Earthquake with magnitude of ML 1.6 on date 29-08-2018 and time 20:19:41 (Italy) in region 3 km W Sellano (PG)

A magnitude ML 1.6 earthquake occured in region: 3 km W Sellano (PG), on

  • 29-08-2018 18:19:41 (UTC)
  • 29-08-2018 20:19:41 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.89, 12.9 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
Sellano PG 3 1079 1079
Cerreto di Spoleto PG 8 1075 2154
Preci PG 12 724 2878
Trevi PG 12 8469 11347
Campello sul Clitunno PG 12 2442 13789
Vallo di Nera PG 14 364 14153
Monte Cavallo MC 15 145 14298
Visso MC 16 1107 15405
Foligno PG 17 57155 72560
Sant'Anatolia di Narco PG 18 564 73124
Norcia PG 19 4957 78081
Castel Ritaldi PG 20 3278 81359
Montefalco PG 20 5679 87038
Poggiodomo PG 20 117 87155

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km E of Foligno (57155 inhabitants)
42 Km NE of Terni (111501 inhabitants)
48 Km SE of Perugia (166134 inhabitants)
71 Km W of Teramo (54892 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
83 Km NE of Viterbo (67173 inhabitants)
95 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
Rev 1000 ML 1.6 2018-08-29
18:19:41
42.89 12.9 9 2019-04-24
14:51:03
Bollettino Sismico Italiano INGV 65738191
Rev 100 ML 1.6 2018-08-29
18:19:42
42.9 12.9 10 2018-08-29
18:28:47
Sala Sismica INGV-Roma 60344871
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-08-29 18:19:41 ± 0.05
Latitude 42.89 ± 0.00
Longitude 12.90 ± 0.00
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 65738191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 333
Semi-minor axis of confidence ellipse (meter) 227
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 42
Circular confidence region, given by single value of horizontal uncertainty (meter) 330
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 28
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
Epicentral distance of station farthest from the epicenter (degree) 0.72395
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 65738191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-20 15:45:58

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 26
Type of magnitude ML
Reference to an origin 60344871
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-08-29 18:28:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MRB1.HHZ. 2018-08-29T18:20:47.15 3.0 undecidable manual Sn -0.96 0
IV.CSNT.HHZ. 2018-08-29T18:20:24.13 3.0 undecidable manual S 0.21 0
GU.CARD.HHZ. 2018-08-29T18:20:17.22 3.0 negative manual Pn 1.2 0
IV.SEI.HHZ. 2018-08-29T18:20:09.59 3.0 positive manual Pn -0.05 0
IV.RMP.HHZ. 2018-08-29T18:19:59.87 3.0 negative manual P -1.23 0
IV.SACS.HHE. 2018-08-29T18:19:55.46 0.6 undecidable manual P 267 0.724 50 -0.46 41
IV.CSP1.EHZ. 2018-08-29T18:19:53.74 0.3 undecidable manual S 48 0.3031 50 0.03 72
IV.LNSS.HHZ. 2018-08-29T18:19:53.74 0.3 undecidable manual S 160 0.3049 50 -0.04 73
IV.SEF1.HNN. 2018-08-29T18:19:52.34 0.6 undecidable manual S 8 0.2599 108 -0.08 49
IV.EL6.EHZ. 2018-08-29T18:19:51.47 0.3 undecidable manual P 19 0.4641 50 -0.01 71
IV.ASSB.HHZ. 2018-08-29T18:19:51.40 0.6 undecidable manual S 311 0.2311 110 0.01 49
IV.MURB.HHZ. 2018-08-29T18:19:51.54 0.3 undecidable manual P 324 0.4614 50 0.11 69
IV.FDMO.HHZ. 2018-08-29T18:19:50.05 0.6 undecidable manual S 43 0.2032 113 -0.31 46
IV.MC2.EHZ. 2018-08-29T18:19:50.86 0.3 undecidable manual S 84 0.2158 111 0.05 74
IV.FOSV.EHZ. 2018-08-29T18:19:50.66 0.6 undecidable manual P 346 0.4173 50 -0.01 47
IV.MF5.EHZ. 2018-08-29T18:19:50.76 0.6 undecidable manual P 76 0.4236 50 -0.03 48
IV.NRCA.HHZ. 2018-08-29T18:19:49.15 0.3 undecidable manual S 109 0.1691 117 -0.04 74
IV.GUMA.HHZ. 2018-08-29T18:19:49.87 0.1 undecidable manual P 62 0.3651 50 0.09 94
IV.PF6.EHE. 2018-08-29T18:19:49.13 0.6 undecidable manual P 41 0.3301 50 -0.05 48
IV.SNTG.HHZ. 2018-08-29T18:19:49.34 0.3 undecidable manual P 5 0.3669 50 -0.47 66
IV.ARRO.EHZ. 2018-08-29T18:19:49.03 1.0 undecidable manual P 197 0.3247 50 -0.06 24
IV.ATCC.EHZ. 2018-08-29T18:19:49.61 0.6 negative manual P 328 0.3498 50 0.09 47
IV.LNSS.HHZ. 2018-08-29T18:19:48.76 0.3 undecidable manual P 160 0.3049 50 0 73
IV.SEF1.HNN. 2018-08-29T18:19:48.46 0.1 undecidable manual P 8 0.2599 108 0.48 88
IV.CSP1.EHZ. 2018-08-29T18:19:48.64 0.3 undecidable manual P 48 0.3031 50 -0.08 72
IV.ASSB.HHZ. 2018-08-29T18:19:47.41 0.1 positive manual P 311 0.2311 110 0.03 99
IV.CESI.HHZ. 2018-08-29T18:19:47.40 0.3 undecidable manual S 3 0.1151 126 -0.01 75
IV.FEMA.HNZ. 2018-08-29T18:19:47.92 0.3 undecidable manual S 57 0.134 122 -0.07 74
IV.MC2.EHZ. 2018-08-29T18:19:47.12 0.3 undecidable manual P 84 0.2158 111 0.07 73
IV.NRCA.HHZ. 2018-08-29T18:19:46.15 0.1 negative manual P 109 0.1691 117 0.04 99
IV.FDMO.HHZ. 2018-08-29T18:19:46.63 0.1 undecidable manual P 43 0.2032 113 -0.15 96
IV.FEMA.HNZ. 2018-08-29T18:19:45.55 0.1 undecidable manual P 57 0.134 122 0.13 98
IV.CESI.HHZ. 2018-08-29T18:19:45.16 0.1 undecidable manual P 3 0.1151 126 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.9 0.000833243 0.2176 AML other m 2018-08-29T18:19:47.45
IV.CESI.HHE. ML:1.5 0.0003579263 0.3072 AML other m 2018-08-29T18:19:48.77
IV.NRCA.HHE. ML:1.8 0.0005150596 0.128 AML other m 2018-08-29T18:19:49.34
IV.NRCA.HNE. ML:1.8 0.0004819789 0.1536 AML other m 2018-08-29T18:19:49.34
IV.NRCA.HHN. ML:1.8 0.0004538349 0.1664 AML other m 2018-08-29T18:19:49.54
IV.NRCA.HNN. ML:1.7 0.0004215167 0.1792 AML other m 2018-08-29T18:19:49.54
IV.FDMO.HHE. ML:1.6 0.0002576072 0.192 AML other m 2018-08-29T18:19:50.23
OB.GAVE.EHN. ML:0 0.00022980705 1.6928 AML other m 2018-08-29T18:19:51.02
OB.GAVE.HNN. ML:0 0.00017334805 1.2192 AML other m 2018-08-29T18:19:51.02
OB.GAVE.HNE. ML:0 0.0003050338 1.6416 AML other m 2018-08-29T18:19:51.16
IV.FDMO.HHN. ML:1.4 0.0001794336 0.1408 AML other m 2018-08-29T18:19:51.21
OB.GAVE.EHE. ML:0 0.0002952674 0.2176 AML other m 2018-08-29T18:19:51.29
IV.ASSB.HHN. ML:1.2 9.9762425E-5 0.2176 AML other m 2018-08-29T18:19:52.63
IV.ASSB.HHE. ML:1.1 7.853188E-5 0.1408 AML other m 2018-08-29T18:19:53.21
IV.CSP1.EHE. ML:1.7 0.0002018761 0.2176 AML other m 2018-08-29T18:19:53.96
IV.CSP1.EHN. ML:1.5 0.000142263885 0.2816 AML other m 2018-08-29T18:19:54.35
IV.MURB.HNE. ML:1.8 0.00014441488 0.768 AML other m 2018-08-29T18:19:55.82
IV.ATCC.EHE. ML:1.1 5.08501E-5 0.128 AML other m 2018-08-29T18:19:56.12
IV.ATCC.EHN. ML:1 3.559018E-5 0.128 AML other m 2018-08-29T18:19:57.43
IV.GUMA.HNE. ML:1.7 0.0001808193 1.5904 AML other m 2018-08-29T18:19:57.05
IV.MF5.EHE. ML:1.1 3.6777505E-5 1.7312 AML other m 2018-08-29T18:19:58.02
IV.GUMA.HHN. ML:1.6 0.0001415539 0.2944 AML other m 2018-08-29T18:19:59.56
IV.EL6.EHN. ML:1.6 9.042664E-5 0.1792 AML other m 2018-08-29T18:20:00.51
IV.GUMA.HHE. ML:1.7 0.00016919615 0.3712 AML other m 2018-08-29T18:20:00.79
IV.EL6.EHE. ML:1.6 9.4700175E-5 1.5776 AML other m 2018-08-29T18:20:01.93
IV.MURB.HHE. ML:1.4 7.11058E-5 0.1792 AML other m 2018-08-29T18:20:01.76
IV.MF5.EHN. ML:1.2 4.1766695E-5 0.4608 AML other m 2018-08-29T18:20:02.20
IV.MURB.HHN. ML:1.4 5.9820135E-5 0.3072 AML other m 2018-08-29T18:20:02.78
IV.RMP.HHE. ML:2.4 0.00017179715 0.0512 AML other m 2018-08-29T18:20:03.81
IV.RMP.HHN. ML:2.2 0.000120275 0.0512 AML other m 2018-08-29T18:20:04.03
IV.GUMA.HNN. ML:2.7 0.001804852 0.8736 AML other m 2018-08-29T18:20:06.59
IV.MURB.HNN. ML:1.8 0.000147652995 1.3728 AML other m 2018-08-29T18:20:06.86
IV.SEI.HHE. ML:1.9 3.198343E-5 0.4352 AML other m 2018-08-29T18:20:22.27
IV.SEI.HHN. ML:2.3 7.572682E-5 0.0512 AML other m 2018-08-29T18:20:31.37
GU.CARD.HHN. ML:1.8 1.38707115E-5 0.3584 AML other m 2018-08-29T18:20:44.35
GU.CARD.HHE. ML:1.7 1.0878586E-5 0.064 AML other m 2018-08-29T18:21:13.80
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