Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 04-03-2017 and time 04:24:09 (Italy) in region 2 km NE Norcia (PG)

A magnitude ML 1.5 earthquake occured in region: 2 km NE Norcia (PG), on

  • 04-03-2017 03:24:09 (UTC)
  • 04-03-2017 04:24:09 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8070, 13.1110 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.

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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 2 4957 4957
Preci PG 10 724 5681
Castelsantangelo sul Nera MC 11 281 5962
Cascia PG 13 3217 9179
Visso MC 14 1107 10286
Ussita MC 16 444 10730
Arquata del Tronto AP 16 1178 11908
Cerreto di Spoleto PG 16 1075 12983
Accumoli RI 17 667 13650
Sellano PG 18 1079 14729
Poggiodomo PG 18 117 14846
Montegallo AP 19 523 15369

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
51 Km W of Teramo (54892 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
68 Km SE of Perugia (166134 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
95 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
97 Km N of Tivoli (56533 inhabitants)
98 Km W of Pescara (121014 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 1.5 2017-03-04
03:24:09		 42.8067 13.1112 11 2017-03-04
03:29:31		 Sala Sismica INGV-Roma 41933881
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-04 03:24:09 ± 0.04
Latitude 42.8067 ± 0.0018
Longitude 13.1112 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 41933881

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 257
Semi-minor axis of confidence ellipse (meter) 150
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 98
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 39
Number of associated phases, regardless of their use for origin computation 62
Number of defining phases 62
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.07374
Epicentral distance of station farthest from the epicenter (degree) 0.57197
Number of stations at which the event was observed 32
Number of stations from which data was used for origin computation 32
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 23
Type of magnitude ML
Reference to an origin 41933881
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-04 03:29:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CING.HHZ. 2017-03-04T03:24:29.48 0.3 undecidable manual S 6 63.492 50 0.16 67
IV.EL6.EHZ. 2017-03-04T03:24:28.29 0.6 undecidable manual S 359 57.9975 50 0.43 42
IV.ATCC.EHZ. 2017-03-04T03:24:27.81 0.3 undecidable manual S 318 56.7987 50 0.27 66
IV.ASSB.HHZ. 2017-03-04T03:24:24.80 0.6 undecidable manual S 306 45.1215 50 0.38 44
IV.MOMA.HHZ. 2017-03-04T03:24:24.30 0.3 undecidable manual S 270 44.0226 50 0.17 69
IV.TERO.HHZ. 2017-03-04T03:24:24.33 0.6 undecidable manual S 117 45.0216 50 -0.07 47
IV.T1247.HHZ. 2017-03-04T03:24:24.49 0.3 undecidable manual S 159 43.3233 50 0.56 63
IV.T1222.EHZ. 2017-03-04T03:24:24.73 0.6 undecidable manual S 188 45.3213 50 0.25 45
IV.T1211.EHZ. 2017-03-04T03:24:22.32 0.6 undecidable manual S 215 36.8298 50 0.1 47
IV.ARRO.EHZ. 2017-03-04T03:24:22.54 0.6 undecidable manual S 228 37.8288 50 0.07 48
IV.T1220.EHZ. 2017-03-04T03:24:21.53 0.6 undecidable manual S 357 33.744 50 0.15 47
IV.RM33.EHZ. 2017-03-04T03:24:21.43 0.6 undecidable manual S 166 34.0437 50 -0.04 48
IV.CING.HHZ. 2017-03-04T03:24:21.36 0.6 negative manual P 6 63.492 50 0.29 43
IV.GUMA.HHZ. 2017-03-04T03:24:21.97 0.6 undecidable manual S 33 33.744 50 0.59 42
IV.CSP1.EHZ. 2017-03-04T03:24:20.73 0.6 undecidable manual S 13 32.5452 50 -0.33 45
IV.EL6.EHZ. 2017-03-04T03:24:20.16 0.6 undecidable manual P 359 57.9975 50 -0.06 46
IV.ATCC.EHZ. 2017-03-04T03:24:20.24 1.0 undecidable manual P 318 56.7987 50 0.2 22
IV.T1241.EHZ. 2017-03-04T03:24:19.31 0.6 undecidable manual S 78 26.6511 50 -0.17 48
IV.T1219.EHZ. 2017-03-04T03:24:19.67 0.6 undecidable manual S 343 28.9488 50 -0.44 45
IV.GIGS.HHZ. 2017-03-04T03:24:19.60 1.0 undecidable manual P 136 54.4011 50 -0.06 23
IV.CESI.HHZ. 2017-03-04T03:24:19.58 0.6 undecidable manual S 323 27.6501 50 -0.18 47
IV.SNTG.HHZ. 2017-03-04T03:24:19.48 0.6 negative manual P 345 51.6039 50 0.24 45
IV.T1299.EHZ. 2017-03-04T03:24:18.89 0.6 undecidable manual S 144 23.6541 50 0.2 48
IV.LNSS.HHZ. 2017-03-04T03:24:18.35 0.6 undecidable manual S 194 23.3544 50 -0.25 47
IV.ASSB.HHZ. 2017-03-04T03:24:18.02 1.0 positive manual P 306 45.1215 50 -0.22 23
IV.T1256.HHZ. 2017-03-04T03:24:18.40 0.6 undecidable manual S 23 24.0537 50 -0.39 46
IV.MOMA.HHZ. 2017-03-04T03:24:18.53 0.3 undecidable manual P 270 44.0226 50 0.46 65
IV.FDMO.HHZ. 2017-03-04T03:24:18.82 0.3 undecidable manual S 356 25.5522 50 -0.38 68
IV.MMO1.EHZ. 2017-03-04T03:24:17.38 0.6 undecidable manual S 60 20.3685 117 -0.35 46
IV.T1222.EHZ. 2017-03-04T03:24:17.97 1.0 negative manual P 188 45.3213 50 -0.31 22
IV.ARRO.EHZ. 2017-03-04T03:24:17.15 1.0 positive manual P 228 37.8288 50 0.04 24
IV.T1215.EHZ. 2017-03-04T03:24:17.24 0.6 undecidable manual S 269 19.7691 118 -0.32 47
IV.TERO.HHZ. 2017-03-04T03:24:17.93 0.3 undecidable manual P 117 45.0216 50 -0.3 67
IV.T1247.HHZ. 2017-03-04T03:24:17.80 0.1 undecidable manual P 159 43.3233 50 -0.16 93
IV.T1218.EHZ. 2017-03-04T03:24:16.23 0.6 undecidable manual S 179 15.1737 125 0.04 50
IV.GUMA.HHZ. 2017-03-04T03:24:16.65 0.1 negative manual P 33 33.744 50 0.17 94
IV.MC2.EHZ. 2017-03-04T03:24:16.02 0.6 undecidable manual S 29 13.2756 128 0.36 47
IV.CSP1.EHZ. 2017-03-04T03:24:16.14 0.6 undecidable manual P 13 32.5452 50 -0.16 47
IV.T1211.EHZ. 2017-03-04T03:24:16.75 1.0 undecidable manual P 215 36.8298 50 -0.22 23
IV.T1217.EHZ. 2017-03-04T03:24:16.80 0.6 undecidable manual S 234 18.0708 120 -0.23 48
IV.T1220.EHZ. 2017-03-04T03:24:16.26 0.6 positive manual P 357 33.744 50 -0.22 46
IV.RM33.EHZ. 2017-03-04T03:24:16.35 0.6 negative manual P 166 34.0437 50 -0.19 47
IV.T1216.EHZ. 2017-03-04T03:24:15.09 0.6 undecidable manual S 321 11.9769 131 -0.23 48
IV.CESI.HHZ. 2017-03-04T03:24:15.84 0.6 undecidable manual P 323 27.6501 50 0.29 46
IV.T1245.HHZ. 2017-03-04T03:24:15.04 0.3 undecidable manual S 48 8.3805 142 0.59 66
IV.T1299.EHZ. 2017-03-04T03:24:15.00 1.0 undecidable manual P 144 23.6541 50 0.07 24
IV.T1241.EHZ. 2017-03-04T03:24:15.16 0.3 positive manual P 78 26.6511 50 -0.22 70
IV.T1219.EHZ. 2017-03-04T03:24:15.46 0.6 positive manual P 343 28.9488 50 -0.29 46
IV.T1215.EHZ. 2017-03-04T03:24:14.14 0.3 negative manual P 269 19.7691 118 -0.14 73
IV.FDMO.HHZ. 2017-03-04T03:24:14.99 0.3 positive manual P 356 25.5522 50 -0.24 70
IV.MMO1.EHZ. 2017-03-04T03:24:14.15 0.3 undecidable manual P 60 20.3685 117 -0.23 71
IV.T1212.HNZ. 2017-03-04T03:24:14.31 0.6 undecidable manual S 222 8.1807 142 -0.1 50
IV.LNSS.HHZ. 2017-03-04T03:24:14.72 0.3 undecidable manual P 194 23.3544 50 -0.16 72
IV.T1214.HNZ. 2017-03-04T03:24:14.68 0.6 undecidable manual S 123 9.4794 138 -0.03 50
IV.T1256.HHZ. 2017-03-04T03:24:14.77 0.6 positive manual P 23 24.0537 50 -0.22 47
IV.T1218.EHZ. 2017-03-04T03:24:13.47 0.1 undecidable manual P 179 15.1737 125 -0.02 100
IV.T1216.EHZ. 2017-03-04T03:24:13.00 1.0 undecidable manual P 321 11.9769 131 0.02 25
IV.MC2.EHZ. 2017-03-04T03:24:13.31 0.1 positive manual P 29 13.2756 128 0.13 98
IV.T1217.EHZ. 2017-03-04T03:24:13.92 1.0 negative manual P 234 18.0708 120 -0.05 25
IV.T1214.HNZ. 2017-03-04T03:24:12.81 0.6 undecidable manual P 123 9.4794 138 0.18 49
IV.T1245.HHZ. 2017-03-04T03:24:12.54 0.6 undecidable manual P 48 8.3805 142 0.06 50
IV.T1212.HNZ. 2017-03-04T03:24:12.58 0.3 negative manual P 222 8.1807 142 0.12 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHE. ML:1.1 0.00005155 0.22 AML other m 2017-03-04T03:24:23.35
IV.ARRO.EHN. ML:1.2 0.00006309999999999999 0.66 AML other m 2017-03-04T03:24:23.75
IV.ASSB.HHE. ML:1.2 0.000043450000000000006 1.04 AML other m 2017-03-04T03:24:26.58
IV.ASSB.HHN. ML:1.2 0.0000451 1.72 AML other m 2017-03-04T03:24:26.10
IV.CESI.HHN. ML:1.2 0.0000889 0.38 AML other m 2017-03-04T03:24:20.77
IV.CESI.HHE. ML:1.1 0.000064 0.5 AML other m 2017-03-04T03:24:21.39
IV.CSP1.EHN. ML:1.6 0.00016249999999999997 0.34 AML other m 2017-03-04T03:24:21.58
IV.CSP1.EHE. ML:1.5 0.0001325 0.48 AML other m 2017-03-04T03:24:21.95
IV.FDMO.HHE. ML:1.3 0.0001265 1.18 AML other m 2017-03-04T03:24:18.96
IV.FDMO.HHN. ML:1.5 0.0001785 0.98 AML other m 2017-03-04T03:24:18.50
IV.GUMA.HHE. ML:1.8 0.000236 0.46 AML other m 2017-03-04T03:24:26.23
IV.GUMA.HHN. ML:1.7 0.0001895 0.66 AML other m 2017-03-04T03:24:22.33
IV.LNSS.HHN. ML:1.9 0.0004935 0.12 AML other m 2017-03-04T03:24:19.31
IV.LNSS.HHE. ML:1.8 0.0004465 0.62 AML other m 2017-03-04T03:24:19.17
IV.MOMA.HHE. ML:1.4 0.00007025000000000001 0.7 AML other m 2017-03-04T03:24:26.33
IV.MOMA.HHN. ML:1.2 0.000046399999999999996 0.16 AML other m 2017-03-04T03:24:26.47
IV.RM33.EHE. ML:1.3 0.00008529999999999999 0.16 AML other m 2017-03-04T03:24:22.10
IV.RM33.EHN. ML:1.3 0.0000904 0.42 AML other m 2017-03-04T03:24:22.09
IV.T1211.EHE. ML:1.5 0.00011650000000000001 1.4 AML other m 2017-03-04T03:24:23.70
IV.T1211.HNE. ML:1.6 0.0001435 0.56 AML other m 2017-03-04T03:24:23.36
IV.T1211.HNN. ML:1.8 0.000229 0.24 AML other m 2017-03-04T03:24:23.27
IV.T1211.EHN. ML:1.8 0.00021749999999999997 0.24 AML other m 2017-03-04T03:24:23.27
IV.T1212.EHE. ML:1.8 0.000904 0.62 AML other m 2017-03-04T03:24:14.46
IV.T1212.HNN. ML:1.9 0.001212 0.34 AML other m 2017-03-04T03:24:14.46
IV.T1212.HNE. ML:1.8 0.0009575 0.62 AML other m 2017-03-04T03:24:14.46
IV.T1212.EHN. ML:1.9 0.0012200000000000002 0.34 AML other m 2017-03-04T03:24:14.46
IV.T1214.HNE. ML:1.8 0.000887 1.84 AML other m 2017-03-04T03:24:15.00
IV.T1214.EHE. ML:1.8 0.0008785 1.84 AML other m 2017-03-04T03:24:15.00
IV.T1214.HNN. ML:1.8 0.0009165 0.18 AML other m 2017-03-04T03:24:14.97
IV.T1214.EHN. ML:1.8 0.0008735 0.2 AML other m 2017-03-04T03:24:14.98
IV.T1215.EHN. ML:1.5 0.000242 0.46 AML other m 2017-03-04T03:24:17.37
IV.T1215.EHE. ML:1.5 0.0002155 0.08 AML other m 2017-03-04T03:24:17.60
IV.T1216.EHN. ML:1.6 0.000464 0.28 AML other m 2017-03-04T03:24:15.47
IV.T1216.EHE. ML:1.6 0.0004825 1.6 AML other m 2017-03-04T03:24:15.81
IV.T1217.EHN. ML:1.5 0.0002415 0.22 AML other m 2017-03-04T03:24:17.02
IV.T1217.EHE. ML:1.4 0.000189 0.72 AML other m 2017-03-04T03:24:18.08
IV.T1219.EHN. ML:1.4 0.000117 1.76 AML other m 2017-03-04T03:24:20.89
IV.T1219.EHE. ML:1.4 0.000125 1.62 AML other m 2017-03-04T03:24:20.84
IV.T1220.EHE. ML:1.9 0.0003635 1.76 AML other m 2017-03-04T03:24:24.09
IV.T1220.EHN. ML:2.0 0.00045299999999999995 0.22 AML other m 2017-03-04T03:24:23.21
IV.T1222.EHN. ML:1.2 0.00004421 1.52 AML other m 2017-03-04T03:24:26.87
IV.T1222.EHE. ML:1.4 0.00007384999999999999 0.88 AML other m 2017-03-04T03:24:27.56
IV.T1241.EHN. ML:1.1 0.00007274999999999999 1.12 AML other m 2017-03-04T03:24:20.03
IV.T1241.EHE. ML:1.4 0.000129 0.9 AML other m 2017-03-04T03:24:19.39
IV.T1245.HNN. ML:1.9 0.001067 1.38 AML other m 2017-03-04T03:24:16.97
IV.T1245.HNE. ML:1.8 0.0008265 0.38 AML other m 2017-03-04T03:24:16.85
IV.T1245.HHE. ML:1.8 0.0008185 0.3 AML other m 2017-03-04T03:24:15.97
IV.T1245.HHN. ML:1.8 0.0009519999999999999 1.4 AML other m 2017-03-04T03:24:16.98
IV.T1247.HHN. ML:1.5 0.00009575 1.12 AML other m 2017-03-04T03:24:26.57
IV.T1247.HHE. ML:1.5 0.0000917 0.78 AML other m 2017-03-04T03:24:28.63
IV.T1299.EHN. ML:1.2 0.0000935 0.98 AML other m 2017-03-04T03:24:19.50
IV.T1299.EHE. ML:1.0 0.0000673 0.36 AML other m 2017-03-04T03:24:20.12
IV.TERO.HHN. ML:1.4 0.00007725 0.62 AML other m 2017-03-04T03:24:25.03
IV.TERO.HHE. ML:1.4 0.00006825 0.32 AML other m 2017-03-04T03:24:25.02
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