Earthquake with magnitude of ML 1.6 on date 09-03-2017 and time 19:53:15 (Italy) in region 4 km SE Norcia (PG)

A magnitude ML 1.6 earthquake occured in region: 4 km SE Norcia (PG), on

  • 09-03-2017 18:53:15 (UTC)
  • 09-03-2017 19:53:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7740, 13.1340 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
Cascia PG 12 3217 8174
Accumoli RI 13 667 8841
Arquata del Tronto AP 13 1178 10019
Castelsantangelo sul Nera MC 14 281 10300
Preci PG 14 724 11024
Cittareale RI 17 482 11506
Poggiodomo PG 18 117 11623
Visso MC 18 1107 12730
Montegallo AP 18 523 13253
Cerreto di Spoleto PG 18 1075 14328
Ussita MC 19 444 14772

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km SE of Foligno (57155 inhabitants)
46 Km NE of Terni (111501 inhabitants)
48 Km W of Teramo (54892 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
71 Km SE of Perugia (166134 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
94 Km N of Tivoli (56533 inhabitants)
95 Km W of Pescara (121014 inhabitants)
97 Km W of Chieti (51815 inhabitants)
99 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 1.6 2017-03-09
18:53:15
42.7743 13.1345 10 2017-03-09
19:10:34
Sala Sismica INGV-Roma 42165811
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-09 18:53:15 ± 0.06
Latitude 42.7743 ± 0.0036
Longitude 13.1345 ± 0.0037
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 42165811

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 351
Semi-minor axis of confidence ellipse (meter) 303
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 156
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) 83
Number of associated phases, regardless of their use for origin computation 39
Number of defining phases 23
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33725
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 42165811
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-09 19:10:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2017-03-09T18:53:58.13 3.0 undecidable manual Sg 7.77 0
IV.CADA.HNZ. 2017-03-09T18:53:31.23 3.0 undecidable manual Sn -1.58 0
IV.SAMA.HHZ. 2017-03-09T18:53:31.42 3.0 undecidable manual Pg 0.73 0
IV.LIK.EHZ.01 2017-03-09T18:53:30.08 3.0 positive manual Pn -4.63 0
IV.T1220.EHZ. 2017-03-09T18:53:28.03 0.6 undecidable manual S 354 37.4292 50 0.05 47
IV.CSP1.EHZ. 2017-03-09T18:53:27.71 0.6 undecidable manual S 9 35.6421 50 0.2 46
IV.RMP.HHZ. 2017-03-09T18:53:26.44 3.0 positive manual Pg -3.61 0
IV.CESI.HHZ. 2017-03-09T18:53:26.41 0.6 undecidable manual S 324 31.6461 50 -0.04 48
IV.EL6.EHZ. 2017-03-09T18:53:26.90 3.0 undecidable manual Sn -1.48 0
IV.T1219.EHZ. 2017-03-09T18:53:26.48 0.6 undecidable manual S 341 32.9448 50 -0.31 45
IV.GIGS.HHZ. 2017-03-09T18:53:24.46 3.0 positive manual Pg 1.08 0
IV.T1215.EHZ. 2017-03-09T18:53:23.48 0.6 undecidable manual S 278 21.867 114 -0.12 48
IV.CSP1.EHZ. 2017-03-09T18:53:22.31 1.0 negative manual P 9 35.6421 50 -0.02 24
IV.T1211.EHZ. 2017-03-09T18:53:22.72 3.0 positive manual Pg 1.86 0
IV.T1220.EHZ. 2017-03-09T18:53:22.57 1.0 positive manual P 354 37.4292 50 -0.04 24
IV.CAMP.HHZ. 2017-03-09T18:53:22.00 3.0 undecidable manual Pg 0.28 0
IV.T1217.EHZ. 2017-03-09T18:53:22.32 0.6 undecidable manual S 247 17.9709 119 -0.05 49
IV.GUMA.HHZ. 2017-03-09T18:53:22.59 3.0 negative manual Pg 3.34 0
IV.TERO.HHZ. 2017-03-09T18:53:22.87 3.0 negative manual Pg 0.71 0
IV.T1219.EHZ. 2017-03-09T18:53:21.79 1.0 undecidable manual P 341 32.9448 50 -0.13 23
IV.T1216.EHZ. 2017-03-09T18:53:21.84 0.6 undecidable manual S 324 15.9729 122 0.06 49
IV.CESI.HHZ. 2017-03-09T18:53:21.61 0.1 undecidable manual P 324 31.6461 50 -0.11 94
IV.SMA1.EHZ. 2017-03-09T18:53:20.31 3.0 undecidable manual Pg -0.22 0
IV.T1218.EHZ. 2017-03-09T18:53:20.50 0.6 undecidable manual S 188 11.6772 130 -0.08 49
IV.T1215.EHZ. 2017-03-09T18:53:20.07 0.6 positive manual P 278 21.867 114 0 49
IV.ARVD.HHZ. 2017-03-09T18:53:20.20 3.0 positive manual Pn -1.9 0
IV.T1241.EHZ. 2017-03-09T18:53:20.58 3.0 positive manual Pg 0.8 0
IV.T1217.EHZ. 2017-03-09T18:53:19.47 0.6 positive manual P 247 17.9709 119 0.1 48
IV.MC2.EHZ. 2017-03-09T18:53:19.52 0.6 negative manual P 16 15.873 122 0.52 44
IV.T1299.EHZ. 2017-03-09T18:53:19.86 3.0 negative manual Pg -0.41 0
IV.T1212.EHZ. 2017-03-09T18:53:19.59 0.6 undecidable manual S 251 7.7811 142 -0.03 50
IV.T1216.EHZ. 2017-03-09T18:53:19.17 1.0 undecidable manual P 324 15.9729 122 0.14 24
IV.T1245.HHZ. 2017-03-09T18:53:19.94 0.6 undecidable manual S 25 10.0788 134 -0.23 47
IV.MMO1.EHZ. 2017-03-09T18:53:19.76 3.0 positive manual Pg 0.69 0
IV.T1245.HHZ. 2017-03-09T18:53:18.19 0.3 negative manual P 25 10.0788 134 0.09 73
IV.T1214.EHZ. 2017-03-09T18:53:18.93 0.6 undecidable manual S 105 6.2937 148 -0.4 46
IV.T1218.EHZ. 2017-03-09T18:53:18.45 0.1 undecidable manual P 188 11.6772 130 0.12 97
IV.T1212.EHZ. 2017-03-09T18:53:17.95 0.6 undecidable manual P 251 7.7811 142 0.17 48
IV.T1214.EHZ. 2017-03-09T18:53:17.62 0.1 negative manual P 105 6.2937 148 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHN. ML:1.4 0.0000882 0.26 AML other m 2017-03-09T18:53:27.79
IV.CSP1.EHE. ML:1.4 0.0000938 0.32 AML other m 2017-03-09T18:53:29.62
IV.GUMA.HHN. ML:1.7 0.00021150000000000002 0.72 AML other m 2017-03-09T18:53:29.28
IV.GUMA.HHE. ML:1.8 0.00023500000000000002 1.66 AML other m 2017-03-09T18:53:30.02
IV.T1211.EHE. ML:1.4 0.00009900000000000001 0.14 AML other m 2017-03-09T18:53:27.87
IV.T1211.EHN. ML:1.6 0.00015900000000000002 0.24 AML other m 2017-03-09T18:53:27.98
IV.T1212.EHE. ML:1.5 0.000503 0.14 AML other m 2017-03-09T18:53:19.68
IV.T1212.EHN. ML:1.6 0.0006635 1.12 AML other m 2017-03-09T18:53:20.76
IV.T1214.HNN. ML:2.0 0.0014199999999999998 1.4 AML other m 2017-03-09T18:53:18.29
IV.T1214.EHN. ML:2.0 0.001415 1.4 AML other m 2017-03-09T18:53:18.29
IV.T1214.HNE. ML:1.9 0.001375 0.14 AML other m 2017-03-09T18:53:19.02
IV.T1214.EHE. ML:1.9 0.0012584999999999999 0.14 AML other m 2017-03-09T18:53:19.03
IV.T1215.EHE. ML:1.0 0.00006170000000000001 0.48 AML other m 2017-03-09T18:53:24.26
IV.T1215.EHN. ML:1.0 0.0000673 1.36 AML other m 2017-03-09T18:53:24.96
IV.T1216.EHE. ML:1.4 0.00020500000000000002 0.6 AML other m 2017-03-09T18:53:24.41
IV.T1216.EHN. ML:1.3 0.000176 1.02 AML other m 2017-03-09T18:53:25.07
IV.T1217.EHN. ML:1.2 0.00014450000000000002 1.3 AML other m 2017-03-09T18:53:22.79
IV.T1217.EHE. ML:1.3 0.000153 0.7 AML other m 2017-03-09T18:53:23.30
IV.T1218.HNE. ML:1.7 0.0005729999999999999 0.32 AML other m 2017-03-09T18:53:20.76
IV.T1218.EHE. ML:1.6 0.000546 0.3 AML other m 2017-03-09T18:53:20.76
IV.T1218.EHN. ML:1.8 0.0007424999999999999 1.74 AML other m 2017-03-09T18:53:21.87
IV.T1218.HNN. ML:1.8 0.0007505 1.74 AML other m 2017-03-09T18:53:21.87
IV.T1219.EHN. ML:1.2 0.0000735 1.34 AML other m 2017-03-09T18:53:26.24
IV.T1219.EHE. ML:1.1 0.0000477 1.04 AML other m 2017-03-09T18:53:27.13
IV.T1220.EHN. ML:1.7 0.000186 0.26 AML other m 2017-03-09T18:53:30.22
IV.T1220.EHE. ML:1.7 0.0002 0.28 AML other m 2017-03-09T18:53:30.21
IV.T1241.EHE. ML:1.7 0.00028100000000000005 0.2 AML other m 2017-03-09T18:53:24.75
IV.T1241.EHN. ML:1.3 0.0001205 0.62 AML other m 2017-03-09T18:53:24.65
IV.T1245.HNE. ML:1.8 0.0009255 0.14 AML other m 2017-03-09T18:53:21.07
IV.T1245.HHE. ML:1.8 0.000855 0.14 AML other m 2017-03-09T18:53:21.07
IV.T1245.HHN. ML:1.9 0.0009664999999999999 0.34 AML other m 2017-03-09T18:53:20.20
IV.T1245.HNN. ML:1.9 0.0009855 0.54 AML other m 2017-03-09T18:53:20.20
IV.TERO.HHE. ML:1.2 0.00005115 1.54 AML other m 2017-03-09T18:53:29.89
IV.TERO.HHN. ML:1.3 0.00006584999999999999 1.62 AML other m 2017-03-09T18:53:28.13
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