Earthquake with magnitude of ML 0.3 on date 16-09-2018 and time 16:19:30 (Italy) in region 5 km E Norcia (PG)

A magnitude ML 0.3 earthquake occured in region: 5 km E Norcia (PG), on

  • 16-09-2018 14:19:30 (UTC)
  • 16-09-2018 16:19:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.79, 13.15 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Norcia PG 5 4957 4957
Castelsantangelo sul Nera MC 11 281 5238
Arquata del Tronto AP 12 1178 6416
Preci PG 13 724 7140
Accumoli RI 13 667 7807
Cascia PG 14 3217 11024
Montegallo AP 16 523 11547
Visso MC 16 1107 12654
Ussita MC 17 444 13098
Montemonaco AP 19 604 13702
Cittareale RI 20 482 14184
Cerreto di Spoleto PG 20 1075 15259
Poggiodomo PG 20 117 15376

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km E of Foligno (57155 inhabitants)
48 Km W of Teramo (54892 inhabitants)
49 Km NE of Terni (111501 inhabitants)
53 Km NW of L'Aquila (69753 inhabitants)
71 Km E of Perugia (166134 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
94 Km W of Pescara (121014 inhabitants)
95 Km NE of Guidonia Montecelio (88673 inhabitants)
95 Km E of Viterbo (67173 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
97 Km NW of Chieti (51815 inhabitants)
97 Km NE of Tivoli (56533 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 0.3 2018-09-16
14:19:30
42.79 13.15 10 2019-06-04
09:16:04
Bollettino Sismico Italiano INGV 64455621
Rev 100 ML 1.0 2018-09-16
14:19:30
42.79 13.16 11 2018-09-16
14:44:02
Sala Sismica INGV-Roma 61010401
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-16 14:19:30 ± 0.04
Latitude 42.79 ± 0.00
Longitude 13.15 ± 0.00
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 64455621

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 336
Semi-minor axis of confidence ellipse (meter) 223
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 76
Circular confidence region, given by single value of horizontal uncertainty (meter) 340
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 115
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0
Epicentral distance of station farthest from the epicenter (degree) 0.30037
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.2
Num. used stations 5
Type of magnitude ML
Reference to an origin 64455621
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-05-17 12:51:06

ML:1

Field Value
Value 1
Uncertainty 0.8
Num. used stations 4
Type of magnitude ML
Reference to an origin 61010401
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-16 14:44:02
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.SARZ.HHZ. 2018-09-16T14:21:14.02 3.0 undecidable manual Sn -3.64 0
GU.MAIM.HHZ. 2018-09-16T14:20:46.94 3.0 undecidable manual Sg 5.44 0
IV.ZCCA.HHZ. 2018-09-16T14:20:44.48 3.0 undecidable manual Sn 1.52 0
IV.IMOL.HNZ. 2018-09-16T14:20:34.34 3.0 undecidable manual Sn -1.08 0
IV.CRE.HHZ. 2018-09-16T14:20:23.94 3.0 undecidable manual Sg 5.68 0
OB.LATE.HHZ. 2018-09-16T14:19:48.89 3.0 undecidable manual S 0
OB.LATE.HHZ. 2018-09-16T14:19:42.62 3.0 undecidable manual P 0
IV.CSP1.EHZ. 2018-09-16T14:19:41.96 0.6 undecidable manual S 7 0.3004 50 -0.19 47
IV.CESI.HHZ. 2018-09-16T14:19:41.61 0.3 undecidable manual S 319 0.2788 50 0.09 72
IV.FDMO.HHZ. 2018-09-16T14:19:40.44 0.3 undecidable manual S 349 0.2473 50 -0.14 72
IV.VIVA.HHZ. 2018-09-16T14:19:39.44 3.0 undecidable manual S -1.37 0
IV.SMA1.EHN. 2018-09-16T14:19:39.67 0.3 undecidable manual S 141 0.2104 50 0.18 72
IV.LNSS.HHZ. 2018-09-16T14:19:39.42 0.3 undecidable manual S 204 0.2077 114 0.02 74
IV.MTRA.EHE. 2018-09-16T14:19:38.19 0.3 undecidable manual S 102 0.1817 117 -0.32 70
IV.MMO1.EHZ. 2018-09-16T14:19:37.98 0.3 undecidable manual S 50 0.1655 119 0.04 75
IV.MCI.EHZ. 2018-09-16T14:19:37.59 3.0 undecidable manual S 0.49 0
IV.CSP1.EHZ. 2018-09-16T14:19:37.35 0.1 undecidable manual P 7 0.3004 50 0.07 96
IV.FDMO.HHZ. 2018-09-16T14:19:36.27 0.1 undecidable manual P 349 0.2473 50 -0.11 96
IV.CESI.HHZ. 2018-09-16T14:19:36.80 0.1 undecidable manual P 319 0.2788 50 -0.11 96
IV.MC2.EHZ. 2018-09-16T14:19:36.74 0.3 undecidable manual S 12 0.1205 128 0.23 72
IV.SMA1.EHN. 2018-09-16T14:19:35.71 0.1 undecidable manual P 141 0.2104 50 -0.03 99
IV.LNSS.HHZ. 2018-09-16T14:19:35.71 0.1 undecidable manual P 204 0.2077 114 0.02 99
IV.FEMA.HNZ. 2018-09-16T14:19:35.32 0.1 undecidable manual P 336 0.1853 117 0.09 98
IV.MTRA.EHE. 2018-09-16T14:19:35.20 0.1 undecidable manual P 102 0.1817 117 0.02 99
IV.MC2.EHZ. 2018-09-16T14:19:34.27 0.1 undecidable manual P 12 0.1205 128 0.25 96
IV.MMO1.EHZ. 2018-09-16T14:19:34.86 0.1 undecidable manual P 50 0.1655 119 0.01 100
IV.NRCA.HHZ. 2018-09-16T14:19:34.37 0.1 undecidable manual S 324 0.0495 152 -0.32 96
IV.NRCA.HHZ. 2018-09-16T14:19:33.10 0.1 undecidable manual P 324 0.0495 152 0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.3 1.2450165E-5 0.2176 AML other m 2018-09-16T14:19:40.77
IV.FDMO.HHE. ML:0.3 8.810327E-6 0.2176 AML other m 2018-09-16T14:19:41.23
IV.CESI.HHE. ML:0 7.17686E-6 0.3776 AML other m 2018-09-16T14:19:41.73
IV.CESI.HHN. ML:0.5 1.40731515E-5 0.1792 AML other m 2018-09-16T14:19:41.73
IV.CSP1.EHE. ML:0.6 1.5534435E-5 0.2432 AML other m 2018-09-16T14:19:42.39
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