Earthquake with magnitude of ML 1.0 on date 09-09-2019 and time 17:11:30 (Italy) in region 3 km NE Norcia (PG)

A magnitude ML 1.0 earthquake occured in region: 3 km NE Norcia (PG), on

  • 09-09-2019 15:11:30 (UTC)
  • 09-09-2019 17:11:30 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8120, 13.1210 at 14 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 3 4957 4957
Castelsantangelo sul Nera MC 10 281 5238
Preci PG 10 724 5962
Visso MC 14 1107 7069
Cascia PG 14 3217 10286
Ussita MC 15 444 10730
Arquata del Tronto AP 15 1178 11908
Accumoli RI 17 667 12575
Cerreto di Spoleto PG 17 1075 13650
Montegallo AP 18 523 14173
Sellano PG 18 1079 15252
Poggiodomo PG 19 117 15369
Montemonaco AP 20 604 15973

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
48 Km NE of Terni (111501 inhabitants)
51 Km W of Teramo (54892 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
68 Km E of Perugia (166134 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
95 Km SW of Ancona (100861 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km W of Pescara (121014 inhabitants)
98 Km N of Tivoli (56533 inhabitants)
100 Km NW of Chieti (51815 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 1.0 2019-09-09
15:11:30
42.8123 13.1212 14 2020-02-28
16:41:50
Bollettino Sismico Italiano INGV 72395001
Reviewed
Rev100
ML 1.1 2019-09-09
15:11:30
42.8078 13.1037 21 2019-09-09
15:25:15
Sala Sismica INGV-Roma 72261291
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-09 15:11:30 ± 0.06
Latitude 42.8123 ± 0.0027
Longitude 13.1212 ± 0.0049
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72395001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 428
Semi-minor axis of confidence ellipse (meter) 189
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 283
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 100
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 21
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32016
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 72261291
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-09 15:25:15

ML:1.0

Field Value
Value 1.0
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 72395001
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-14 09:17:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PE3.EHZ. 2019-09-09T15:12:06.80 3.0 undecidable manual S -0.07 0
IV.LPEL.HHZ. 2019-09-09T15:11:54.67 3.0 undecidable manual P 0.15 0
IV.MML1.EHE. 2019-09-09T15:11:43.10 0.3 undecidable manual S 340 35.5422 97 0.17 70
IV.CSP1.EHZ. 2019-09-09T15:11:42.03 0.3 undecidable manual S 12 31.746 98 0.11 72
IV.GAVE.EHZ. 2019-09-09T15:11:39.70 0.3 undecidable manual S 234 22.755 104 0.12 73
IV.LNSS.HHE. 2019-09-09T15:11:39.97 0.3 undecidable manual S 196 24.1536 103 0.04 74
IV.FDMO.HHE. 2019-09-09T15:11:39.96 0.3 undecidable manual S 354 25.0527 102 -0.19 73
IV.FEMA.HNE. 2019-09-09T15:11:38.47 0.6 undecidable manual S 341 17.5713 112 0.22 48
IV.MMO1.EHZ. 2019-09-09T15:11:38.52 0.3 undecidable manual S 60 19.2696 109 -0.16 73
IV.MC2.EHZ. 2019-09-09T15:11:37.06 0.3 undecidable manual S 27 12.2766 126 0.05 75
IV.MML1.EHE. 2019-09-09T15:11:37.57 0.6 undecidable manual P 340 35.5422 97 -0.29 46
IV.RM33.HNE. 2019-09-09T15:11:37.52 0.1 undecidable manual P 167 34.5432 97 -0.19 94
IV.CSP1.EHZ. 2019-09-09T15:11:37.11 0.3 undecidable manual P 12 31.746 98 -0.17 72
IV.SMA1.EHN. 2019-09-09T15:11:36.78 0.1 undecidable manual P 139 26.6511 101 0.27 94
IV.LNSS.HHE. 2019-09-09T15:11:36.14 0.6 undecidable manual P 196 24.1536 103 0.01 50
IV.MTRA.EHE. 2019-09-09T15:11:36.05 0.1 undecidable manual P 105 23.2545 103 0.05 99
IV.FDMO.HHE. 2019-09-09T15:11:35.95 0.6 undecidable manual P 354 25.0527 102 -0.31 47
IV.GAVE.EHZ. 2019-09-09T15:11:35.78 0.6 undecidable manual P 234 22.755 104 -0.15 49
IT.MTCL.HGZ. 2019-09-09T15:11:35.85 0.1 undecidable manual P 334 22.4553 104 -0.02 100
IV.FEMA.HNE. 2019-09-09T15:11:35.46 0.3 undecidable manual P 341 17.5713 112 0.3 71
IV.MMO1.EHZ. 2019-09-09T15:11:35.32 0.1 undecidable manual P 60 19.2696 109 -0.09 99
IV.MC2.EHZ. 2019-09-09T15:11:34.62 0.1 undecidable manual P 27 12.2766 126 0.17 98
IV.NRCA.HHZ. 2019-09-09T15:11:33.40 0.3 undecidable manual P 346 2.3976 168 -0.2 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:0.9 0.000035217093000000006 0.1024 AML other m 2019-09-09T15:11:42.92
IV.CSP1.EHE. ML:1.1 0.00005236204 1.7984 AML other m 2019-09-09T15:11:43.93
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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