Earthquake with magnitude of ML 1.1 on date 12-09-2019 and time 17:31:49 (Italy) in region 4 km NE Norcia (PG)

A magnitude ML 1.1 earthquake occured in region: 4 km NE Norcia (PG), on

  • 12-09-2019 15:31:49 (UTC)
  • 12-09-2019 17:31:49 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8160, 13.1280 at 10 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
Norcia PG 4 4957 4957
Castelsantangelo sul Nera MC 9 281 5238
Preci PG 10 724 5962
Visso MC 13 1107 7069
Ussita MC 14 444 7513
Cascia PG 14 3217 10730
Arquata del Tronto AP 15 1178 11908
Accumoli RI 17 667 12575
Montegallo AP 17 523 13098
Cerreto di Spoleto PG 17 1075 14173
Sellano PG 18 1079 15252
Montemonaco AP 19 604 15856
Poggiodomo PG 20 117 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)
50 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)
95 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)
99 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
Reviewed
Rev100
ML 1.1 2019-09-12
15:31:49
42.8163 13.1282 10 2019-09-12
15:40:03
Sala Sismica INGV-Roma 72343331
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-12 15:31:49 ± 0.05
Latitude 42.8163 ± 0.0027
Longitude 13.1282 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 72343331

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 345
Semi-minor axis of confidence ellipse (meter) 251
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 277
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 46
Number of defining phases 20
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) 0.34804
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 10
Type of magnitude ML
Reference to an origin 72343331
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-12 15:40:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CAPR.HNZ. 2019-09-12T15:33:34.27 3.0 undecidable manual Sn -0.9 0
IV.IFIL.HHZ. 2019-09-12T15:33:34.02 3.0 undecidable manual Sn 3.77 0
IV.MBAL.EHZ. 2019-09-12T15:33:29.06 3.0 undecidable manual Sn 2.83 0
IV.HPAC.HHZ. 2019-09-12T15:33:26.98 3.0 positive manual Pg 19.26 0
HL.VLS.HHZ. 2019-09-12T15:33:22.02 3.0 positive manual Pn 2.41 0
IV.CTI.HHZ. 2019-09-12T15:33:19.98 3.0 undecidable manual Sn -6.91 0
AC.VLO.HHZ. 2019-09-12T15:33:01.09 3.0 undecidable manual Pg 9.29 0
GU.RNCA.HHZ. 2019-09-12T15:32:57.22 3.0 positive manual Pg 14.55 0
IV.ZONE.HHZ. 2019-09-12T15:32:54.22 3.0 negative manual Pg 9.53 0
GU.GORR.HHZ. 2019-09-12T15:32:48.55 3.0 undecidable manual Pg 7.93 0
IV.MNTV.HNZ. 2019-09-12T15:32:42.12 3.0 negative manual Pg 8.06 0
IV.SPS2.HHZ. 2019-09-12T15:32:35.77 3.0 undecidable manual Pn -2.62 0
TV.SF04.EHZ. 2019-09-12T15:32:33.64 3.0 undecidable manual Sn 0.99 0
IV.FIR.HHZ. 2019-09-12T15:32:26.87 3.0 undecidable manual Pg 8.76 0
IV.PTRJ.HNZ. 2019-09-12T15:32:22.91 3.0 undecidable manual S -0.72 0
IV.RIBO.EHZ.01 2019-09-12T15:32:21.94 3.0 negative manual Pg 6.1 0
IT.VNF1.HGZ. 2019-09-12T15:32:17.61 3.0 undecidable manual S -0.37 0
IV.IFOR.HHZ. 2019-09-12T15:32:11.83 3.0 negative manual Pn -0.02 0
IV.VAGA.HHZ. 2019-09-12T15:32:05.16 3.0 positive manual P 2.43 0
IV.CAMP.HHE. 2019-09-12T15:32:02.98 0.6 undecidable manual S 144 38.628 50 0.28 46
IT.VNF1.HGZ. 2019-09-12T15:32:01.43 3.0 negative manual P 0.2 0
IV.RM33.EHE. 2019-09-12T15:32:01.99 0.6 undecidable manual S 168 34.8429 50 0.31 46
IV.CSP1.EHZ. 2019-09-12T15:32:00.33 0.6 undecidable manual S 11 31.1466 50 -0.38 45
IV.LNSS.HHE. 2019-09-12T15:31:59.04 0.6 undecidable manual S 197 24.753 50 0.05 49
IV.FDMO.HHZ. 2019-09-12T15:31:59.00 0.6 undecidable manual S 352 24.6531 50 0.04 49
IV.FOSV.EHZ. 2019-09-12T15:31:59.97 3.0 undecidable manual P -2.2 0
IV.SMA1.EHZ. 2019-09-12T15:31:59.12 0.3 undecidable manual S 141 26.6511 50 -0.38 69
IV.MTRA.EHE. 2019-09-12T15:31:58.41 0.6 undecidable manual S 107 22.8549 114 -0.03 50
IV.GAVE.EHZ. 2019-09-12T15:31:58.47 0.6 undecidable manual S 234 23.5542 114 -0.19 48
IV.MMO1.EHZ. 2019-09-12T15:31:57.34 0.6 undecidable manual S 60 18.5703 119 0.22 48
IV.CAMP.HHE. 2019-09-12T15:31:57.46 0.1 undecidable manual P 144 38.628 50 0.23 93
IV.CSP1.EHZ. 2019-09-12T15:31:56.23 0.6 negative manual P 11 31.1466 50 0.15 48
IV.FEMA.HNE. 2019-09-12T15:31:56.89 0.6 undecidable manual S 339 17.3715 121 0.14 49
IV.RM33.EHE. 2019-09-12T15:31:56.73 0.1 undecidable manual P 168 34.8429 50 0.09 96
IV.FDMO.HHZ. 2019-09-12T15:31:55.15 1.0 undecidable manual P 352 24.6531 50 0.08 25
IV.SMA1.EHZ. 2019-09-12T15:31:55.28 0.1 undecidable manual P 141 26.6511 50 -0.1 97
IV.LNSS.HHE. 2019-09-12T15:31:55.00 0.1 undecidable manual P 197 24.753 50 -0.09 98
IV.MMO1.EHZ. 2019-09-12T15:31:54.14 0.6 undecidable manual P 60 18.5703 119 0.14 49
IV.MTRA.EHE. 2019-09-12T15:31:54.53 0.1 undecidable manual P 107 22.8549 114 -0.23 95
IV.GAVE.EHZ. 2019-09-12T15:31:54.95 0.6 positive manual P 234 23.5542 114 0.06 49
IV.FEMA.HNE. 2019-09-12T15:31:53.75 0.1 undecidable manual P 339 17.3715 121 -0.04 100
IV.MC2.EHZ. 2019-09-12T15:31:53.33 3.0 positive manual P 0.21 0
IV.FIAM.HHZ. 2019-09-12T15:31:52.54 3.0 positive manual P -0.15 0
IV.NRCA.HNZ. 2019-09-12T15:31:52.14 3.0 positive manual P -1.01 0
IV.MF5.EHZ. 2019-09-12T15:31:49.94 3.0 undecidable manual P -1.79 0
IV.TERO.HHZ. 2019-09-12T15:31:44.69 3.0 undecidable manual P 0.46 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.7 0.0008935 0.16 AML other m 2019-09-12T15:31:53.46
IV.NRCA.HHN. ML:1.5 0.000589 0.14 AML other m 2019-09-12T15:31:53.47
IV.GAVE.EHN. ML:1.1 0.0000726 0.56 AML other m 2019-09-12T15:31:59.01
IV.FDMO.HHN. ML:0.9 0.0000436 0.24 AML other m 2019-09-12T15:31:59.43
IV.GAVE.EHE. ML:1.2 0.0000899 0.14 AML other m 2019-09-12T15:31:59.61
IV.FDMO.HHE. ML:0.8 0.000034450000000000004 1.18 AML other m 2019-09-12T15:31:59.33
IV.GAVE.HNE. ML:1.3 0.00012931455 0.5504 AML other m 2019-09-12T15:31:58.53
IV.GAVE.HNN. ML:1.3 0.000116631025 1.152 AML other m 2019-09-12T15:31:58.10
IV.CSP1.EHE. ML:0.9 0.000040863485000000005 0.0896 AML other m 2019-09-12T15:32:01.60
IV.CSP1.EHN. ML:0.9 0.00003700004 0.0768 AML other m 2019-09-12T15:32:01.80
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