Earthquake with magnitude of ML 1.1 on date 02-03-2017 and time 22:54:12 (Italy) in region 5 km E Norcia (PG)

A magnitude ML 1.1 earthquake occured in region: 5 km E Norcia (PG), on

  • 02-03-2017 21:54:12 (UTC)
  • 02-03-2017 22:54:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7800, 13.1540 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
Norcia PG 5 4957 4957
Arquata del Tronto AP 12 1178 6135
Accumoli RI 12 667 6802
Castelsantangelo sul Nera MC 13 281 7083
Cascia PG 13 3217 10300
Preci PG 15 724 11024
Montegallo AP 16 523 11547
Visso MC 18 1107 12654
Cittareale RI 18 482 13136
Ussita MC 18 444 13580
Poggiodomo PG 19 117 13697
Montemonaco AP 20 604 14301
Cerreto di Spoleto PG 20 1075 15376
Amatrice RI 20 2657 18033

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
47 Km W of Teramo (54892 inhabitants)
48 Km NE of Terni (111501 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
72 Km SE of Perugia (166134 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
93 Km NE of Guidonia Montecelio (88673 inhabitants)
94 Km W of Pescara (121014 inhabitants)
95 Km E of Viterbo (67173 inhabitants)
95 Km NE of Tivoli (56533 inhabitants)
96 Km NW of Chieti (51815 inhabitants)
98 Km SW of Ancona (100861 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 2017-03-02
21:54:12
42.7797 13.1543 11 2017-03-02
22:01:50
Sala Sismica INGV-Roma 41866551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-02 21:54:12 ± 0.16
Latitude 42.7797 ± 0.0054
Longitude 13.1543 ± 0.0098
Depth (km) 11 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 41866551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 854
Semi-minor axis of confidence ellipse (meter) 390
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 123
Circular confidence region, given by single value of horizontal uncertainty (meter) 850.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 99
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.26170
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 41866551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-02 22:01:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BLLA.EHZ. 2017-03-02T21:54:30.54 3.0 undecidable manual Sn -2.22 0
IV.SAMA.HHZ. 2017-03-02T21:54:29.91 3.0 undecidable manual Sg 1.98 0
IV.MMUR.HNZ. 2017-03-02T21:54:22.17 3.0 undecidable manual Sg 1.98 0
IV.TERO.HHZ. 2017-03-02T21:54:20.38 3.0 undecidable manual Sg 4.2 0
IV.T1217.EHZ. 2017-03-02T21:54:20.16 0.6 undecidable manual S 248 19.6692 118 -0.07 49
IV.MC2.EHZ. 2017-03-02T21:54:19.02 0.3 undecidable manual S 11 14.874 126 0.21 72
IV.FDMO.HHZ. 2017-03-02T21:54:19.36 3.0 undecidable manual S 349 29.0487 50 -3.39 0
IV.T1220.EHZ. 2017-03-02T21:54:19.39 3.0 undecidable manual Sg 2.12 0
IV.T1219.EHZ. 2017-03-02T21:54:18.13 3.0 undecidable manual Sg 0.74 0
IV.T1218.EHZ. 2017-03-02T21:54:18.15 0.3 undecidable manual S 195 12.5763 130 -0.04 74
IV.FDMO.HHZ. 2017-03-02T21:54:18.00 0.1 undecidable manual P 349 29.0487 50 -0.4 89
IV.T1215.EHZ. 2017-03-02T21:54:17.63 3.0 undecidable manual Sg -0.03 0
IV.T1245.HHZ. 2017-03-02T21:54:17.06 0.3 undecidable manual S 18 8.9799 140 -0.23 72
IV.T1217.EHZ. 2017-03-02T21:54:17.09 0.1 undecidable manual P 248 19.6692 118 0.15 96
IV.T1212.EHZ. 2017-03-02T21:54:17.06 0.3 undecidable manual S 251 9.4794 138 -0.35 70
IV.LNSS.HHZ. 2017-03-02T21:54:17.48 3.0 undecidable manual Sg 0.26 0
IV.T1214.EHZ. 2017-03-02T21:54:16.19 0.3 undecidable manual S 117 4.995 155 -0.35 71
IV.MC2.EHZ. 2017-03-02T21:54:16.40 0.1 undecidable manual P 11 14.874 126 0.27 94
IV.MMO1.EHZ. 2017-03-02T21:54:16.63 3.0 undecidable manual Sg 0.69 0
IV.T1218.EHZ. 2017-03-02T21:54:15.97 0.1 undecidable manual P 195 12.5763 130 0.2 96
IV.SMA1.EHZ. 2017-03-02T21:54:15.19 3.0 undecidable manual Sg -1.03 0
IV.T1245.HHZ. 2017-03-02T21:54:15.37 0.1 undecidable manual P 18 8.9799 140 0.12 98
IV.T1212.EHZ. 2017-03-02T21:54:15.52 0.1 undecidable manual P 251 9.4794 138 0.21 96
IV.T1214.EHZ. 2017-03-02T21:54:14.88 0.1 undecidable manual P 117 4.995 155 0.06 100
IV.T1216.EHZ. 2017-03-02T21:54:13.21 3.0 undecidable manual Sn -3.69 0
IV.TREM.HHZ. 2017-03-02T21:54:10.33 3.0 negative manual Pn -0.28 0
IV.LIK.EHZ.01 2017-03-02T21:54:08.71 3.0 negative manual Pn 1.45 0
IV.ATVO.HHZ. 2017-03-02T21:54:02.77 3.0 undecidable manual P -1.22 0
IV.PP3.EHZ. 2017-03-02T21:54:01.38 3.0 negative manual P 0.25 0
IV.SMA1.EHZ. 2017-03-02T21:54:00.22 3.0 undecidable manual P 0.38 0
IV.T1256.HHZ. 2017-03-02T21:53:58.42 3.0 positive manual P -1.52 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:1.0 0.000046200000000000005 0.16 AML other m 2017-03-02T21:54:19.56
IV.FDMO.HHE. ML:1.0 0.000049999999999999996 0.12 AML other m 2017-03-02T21:54:19.46
IV.SMA1.EHN. ML:0.9 0.0000501 0.38 AML other m 2017-03-02T21:54:43.12
IV.SMA1.EHE. ML:1.0 0.00006634999999999999 1.7 AML other m 2017-03-02T21:54:42.91
IV.T1212.EHN. ML:1.2 0.00018449999999999999 0.14 AML other m 2017-03-02T21:54:17.32
IV.T1212.EHE. ML:0.9 0.00010615 0.14 AML other m 2017-03-02T21:54:17.33
IV.T1214.HNN. ML:1.3 0.0003375 0.22 AML other m 2017-03-02T21:54:16.33
IV.T1214.EHN. ML:1.3 0.00029600000000000004 0.24 AML other m 2017-03-02T21:54:16.45
IV.T1214.EHE. ML:1.2 0.00021799999999999999 0.5 AML other m 2017-03-02T21:54:16.50
IV.T1214.HNE. ML:1.2 0.0002405 0.16 AML other m 2017-03-02T21:54:16.50
IV.T1245.HHE. ML:0.8 0.00007685 0.14 AML other m 2017-03-02T21:54:17.41
IV.T1245.HHN. ML:0.8 0.00008625 0.3 AML other m 2017-03-02T21:54:19.69
IV.T1256.HHN. ML:1.6 0.00023150000000000002 1.38 AML other m 2017-03-02T21:54:13.14
IV.T1256.HHE. ML:1.7 0.0002635 0.68 AML other m 2017-03-02T21:54:13.81
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