Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 24-09-2016 and time 18:32:42 (UTC) in region 4 km E Norcia (PG)

A magnitude ML 2.2 earthquake occured in region: 4 km E Norcia (PG), on

  • 24-09-2016 18:32:42 (UTC)
  • 24-09-2016 20:32:42 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8030, 13.1450 at 9 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 4 4957 4957
Castelsantangelo sul Nera MC 10 281 5238
Preci PG 12 724 5962
Arquata del Tronto AP 13 1178 7140
Cascia PG 14 3217 10357
Accumoli RI 15 667 11024
Visso MC 15 1107 12131
Ussita MC 16 444 12575
Montegallo AP 16 523 13098
Montemonaco AP 18 604 13702
Cerreto di Spoleto PG 19 1075 14777
Poggiodomo PG 20 117 14894

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
48 Km W of Teramo (54892 inhabitants)
49 Km NE of Terni (111501 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
95 Km E of Viterbo (67173 inhabitants)
95 Km W of Pescara (121014 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
98 Km N of Tivoli (56533 inhabitants)
98 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 2.2 2016-09-24
18:32:42		 42.8032 13.1452 9 2016-09-24
18:42:38		 Sala Sismica INGV-Roma 29484651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-09-24 18:32:42 ± 0.06
Latitude 42.8032 ± 0.0027
Longitude 13.1452 ± 0.0049
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 29484651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 353
Semi-minor axis of confidence ellipse (meter) 97
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 237
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) 39
Number of associated phases, regardless of their use for origin computation 64
Number of defining phases 54
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.35
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 3.39044
Number of stations at which the event was observed 45
Number of stations from which data was used for origin computation 37
Magnitude information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 29484651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-09-24 18:42:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ZONE.HHZ. 2016-09-24T18:33:18.08 3.0 undecidable manual Pn 376.3344 -9.23 0
IV.MAGA.HHZ. 2016-09-24T18:33:20.53 3.0 positive manual Pn -4.4 0
IV.EUCT.HNZ. 2016-09-24T18:33:20.64 3.0 negative manual Pn -7.19 0
IV.NARO.HHZ. 2016-09-24T18:33:13.51 0.1 undecidable manual S 333 100.5216 50 1.31 53
IV.LAV9.HNZ. 2016-09-24T18:33:10.99 3.0 undecidable manual Sn -3.98 0
IV.PP3.HNZ. 2016-09-24T18:33:05.99 3.0 undecidable manual Sn 91.8414 1.29 0
IV.TOLF.HHZ. 2016-09-24T18:33:05.99 3.0 undecidable manual Sg -2.89 0
IV.BRSN.EHZ. 2016-09-24T18:33:00.83 3.0 undecidable manual Pg 0.2 0
IV.FSSB.HHZ. 2016-09-24T18:33:00.24 0.1 undecidable manual P 343 103.119 50 0.25 80
IV.MPAG.EHZ. 2016-09-24T18:32:59.57 0.1 undecidable manual P 341 96.8253 50 0.55 75
IV.NARO.HHZ. 2016-09-24T18:32:59.69 0.1 undecidable manual P 333 100.5216 50 0.09 83
IV.ATTE.HHZ. 2016-09-24T18:32:58.20 0.1 undecidable manual P 305 77.7666 50 2.12 31
IV.PIEI.HHZ. 2016-09-24T18:32:58.89 0.1 undecidable manual P 329 95.0382 50 0.14 83
IV.ATFO.HHZ. 2016-09-24T18:32:57.73 0.6 undecidable manual P 324 77.8665 50 1.62 23
IV.ATVO.HHZ. 2016-09-24T18:32:57.49 0.1 undecidable manual P 317 87.7455 50 -0.14 84
IV.MGAB.HHZ. 2016-09-24T18:32:57.41 0.1 undecidable manual P 279 84.8484 50 0.23 83
IV.ARVD.HHZ. 2016-09-24T18:32:56.15 0.1 undecidable manual P 348 78.8655 50 -0.1 86
IV.T0110.HHZ. 2016-09-24T18:32:56.68 1.0 undecidable manual P 141 81.9513 50 -0.05 22
IV.VCEL.EHZ. 2016-09-24T18:32:55.51 1.0 undecidable manual P 128 72.6717 50 0.21 21
IV.GUMA.HHZ. 2016-09-24T18:32:54.08 0.1 undecidable manual S 28 32.6451 50 0 96
IV.CAMP.HHZ. 2016-09-24T18:32:54.66 0.1 undecidable manual S 144 36.6411 50 -0.48 86
IV.TRTR.HHZ. 2016-09-24T18:32:54.82 1.0 negative manual P 89 62.5929 50 1.08 16
IV.CING.HHZ. 2016-09-24T18:32:53.74 0.1 negative manual P 4 63.5919 50 -0.16 88
IV.CSP1.EHZ. 2016-09-24T18:32:53.69 0.1 undecidable manual S 9 32.3454 50 -0.31 90
IV.FIAM.HHZ. 2016-09-24T18:32:53.00 0.3 negative manual P 182 59.3961 50 -0.25 65
IV.RM33.EHZ. 2016-09-24T18:32:53.95 0.1 undecidable manual S 170 33.1446 50 -0.24 91
IV.ATCC.EHZ. 2016-09-24T18:32:52.96 0.1 undecidable manual P 316 58.9965 50 -0.22 87
IV.EL6.EHZ. 2016-09-24T18:32:52.87 1.0 positive manual P 357 58.497 50 -0.24 22
IV.T1243.HNZ. 2016-09-24T18:32:52.05 0.1 undecidable manual S 115 27.3504 108 -0.31 91
IV.CESI.HHZ. 2016-09-24T18:32:52.62 0.1 undecidable manual S 319 29.748 106 -0.52 86
IV.LNSS.HHZ. 2016-09-24T18:32:51.40 0.1 undecidable manual S 201 23.754 110 0.21 93
IV.SNTG.HHZ. 2016-09-24T18:32:51.88 1.0 positive manual P 342 52.8027 50 -0.35 21
IV.T1241.HNZ. 2016-09-24T18:32:51.36 0.1 undecidable manual S 76 23.9538 110 0.11 95
IV.CESX.HHZ. 2016-09-24T18:32:51.52 0.1 undecidable manual P 245 50.4162 50 -0.34 86
XO.AM05.EHZ. 2016-09-24T18:32:51.48 0.1 undecidable manual S 41 25.6521 109 -0.31 91
IV.GIGS.HHZ. 2016-09-24T18:32:51.68 0.6 positive manual P 138 52.2033 50 -0.47 42
IV.FDMO.HHZ. 2016-09-24T18:32:51.50 0.1 undecidable manual S 350 26.3514 108 -0.5 87
IV.OFFI.HHZ. 2016-09-24T18:32:51.91 0.1 positive manual P 71 46.3203 50 0.67 79
IV.T1247.HHZ. 2016-09-24T18:32:50.09 0.1 undecidable manual P 163 42.0246 50 -0.48 85
IV.T1204.EHZ. 2016-09-24T18:32:50.37 0.1 undecidable manual S 135 19.869 114 0.46 89
IV.T1217.EHZ. 2016-09-24T18:32:50.06 0.1 undecidable manual S 240 20.1687 113 0.06 97
IV.T1215.EHZ. 2016-09-24T18:32:50.64 0.1 undecidable manual S 270 22.5552 111 -0.13 95
IV.MMO1.HNZ. 2016-09-24T18:32:49.47 0.1 undecidable manual S 54 18.2706 116 0.07 97
IV.GUMA.HHZ. 2016-09-24T18:32:49.15 0.1 positive manual P 28 32.6451 50 0.01 95
IV.CAMP.HHZ. 2016-09-24T18:32:49.51 0.3 negative manual P 144 36.6411 50 -0.24 68
IV.CSP1.EHZ. 2016-09-24T18:32:48.77 0.1 undecidable manual P 9 32.3454 50 -0.32 90
IV.RM33.EHZ. 2016-09-24T18:32:48.99 0.6 negative manual P 170 33.1446 50 -0.21 46
IV.PP3.HNZ. 2016-09-24T18:32:48.83 3.0 positive manual Pn 91.8414 -3.57 0
IV.T1243.HNZ. 2016-09-24T18:32:48.03 0.6 positive manual P 115 27.3504 108 -0.11 47
IV.T1216.EHZ. 2016-09-24T18:32:48.00 0.1 undecidable manual S 313 14.1747 122 -0.15 96
IV.CESI.HHZ. 2016-09-24T18:32:48.40 0.6 positive manual P 319 29.748 106 -0.19 46
XO.AM05.EHZ. 2016-09-24T18:32:47.83 0.1 undecidable manual P 41 25.6521 109 0.01 97
IV.APEC.HHZ. 2016-09-24T18:32:47.69 3.0 negative manual Pg -2.73 0
IV.FDMO.HHZ. 2016-09-24T18:32:47.76 0.1 undecidable manual P 350 26.3514 108 -0.18 93
IV.T1215.EHZ. 2016-09-24T18:32:47.19 0.1 undecidable manual P 270 22.5552 111 -0.04 97
IV.LNSS.HHZ. 2016-09-24T18:32:47.52 0.1 positive manual P 201 23.754 110 0.06 96
IV.T1204.EHZ. 2016-09-24T18:32:47.07 0.1 undecidable manual P 135 19.869 114 0.34 91
IV.T1241.HNZ. 2016-09-24T18:32:47.55 0.1 undecidable manual P 76 23.9538 110 0.05 96
IV.T1217.EHZ. 2016-09-24T18:32:46.92 0.1 positive manual P 240 20.1687 113 0.14 95
IV.T1242.HNZ. 2016-09-24T18:32:46.01 0.1 undecidable manual S 59 5.5944 147 0.02 100
IV.MMO1.HNZ. 2016-09-24T18:32:46.57 0.1 negative manual P 54 18.2706 116 0.14 95
IV.T1216.EHZ. 2016-09-24T18:32:45.84 0.6 negative manual P 313 14.1747 122 0.13 48
IV.T1242.HNZ. 2016-09-24T18:32:44.78 0.1 negative manual P 59 5.5944 147 0.31 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
XO.AM05.EHN. ML:2.6 0.0023250000000000002 0.42 AML other m 2016-09-24T18:32:53.13
XO.AM05.HNN. ML:2.0 0.0005675 0.42 AML other m 2016-09-24T18:32:53.13
XO.AM05.HNE. ML:1.9 0.000498 0.1 AML other m 2016-09-24T18:32:53.93
XO.AM05.EHE. ML:2.5 0.00202 0.1 AML other m 2016-09-24T18:32:53.88
IV.CAMP.HHN. ML:1.7 0.00017449999999999999 0.42 AML other m 2016-09-24T18:32:55.17
IV.CAMP.HHE. ML:1.9 0.000292 0.6 AML other m 2016-09-24T18:32:55.01
IV.CESI.HHE. ML:2.2 0.000723 0.24 AML other m 2016-09-24T18:32:53.19
IV.CESI.HHN. ML:2.4 0.0011949999999999999 0.44 AML other m 2016-09-24T18:32:53.15
IV.CING.HHE. ML:2.0 0.00017449999999999999 0.5 AML other m 2016-09-24T18:33:03.78
IV.CING.HHN. ML:2.0 0.000207 0.12 AML other m 2016-09-24T18:33:04.73
IV.CSP1.EHN. ML:2.4 0.001085 1.52 AML other m 2016-09-24T18:32:54.70
IV.CSP1.EHE. ML:2.4 0.001282 0.32 AML other m 2016-09-24T18:32:55.45
IV.FDMO.HHE. ML:2.1 0.0007235000000000001 1.2 AML other m 2016-09-24T18:32:53.02
IV.FDMO.HHN. ML:2.1 0.0007575 0.84 AML other m 2016-09-24T18:32:53.38
IV.FIAM.HHE. ML:1.9 0.000168 1.18 AML other m 2016-09-24T18:33:01.39
IV.FIAM.HHN. ML:1.8 0.0001268 0.64 AML other m 2016-09-24T18:33:02.15
IV.OFFI.HHE. ML:2.2 0.0005389999999999999 0.78 AML other m 2016-09-24T18:33:02.05
IV.OFFI.HHN. ML:2.3 0.000554 0.56 AML other m 2016-09-24T18:33:02.81
IV.PP3.EHN. ML:2.5 0.00046550000000000004 0.3 AML other m 2016-09-24T18:33:08.95
IV.PP3.EHE. ML:2.6 0.0006165000000000001 0.42 AML other m 2016-09-24T18:33:09.34
IV.RM33.HNE. ML:2.0 0.000409 0.12 AML other m 2016-09-24T18:32:54.72
IV.RM33.EHN. ML:2.0 0.0004305 0.18 AML other m 2016-09-24T18:32:54.64
IV.RM33.HNN. ML:2.0 0.0004205 1.4 AML other m 2016-09-24T18:32:55.34
IV.RM33.EHE. ML:1.9 0.0003725 0.12 AML other m 2016-09-24T18:32:54.78
IV.SNTG.HHE. ML:1.8 0.00014250000000000002 0.66 AML other m 2016-09-24T18:33:01.98
IV.SNTG.HHN. ML:1.8 0.0001495 0.14 AML other m 2016-09-24T18:33:00.51
IV.T0110.HHN. ML:2.0 0.0001305 0.76 AML other m 2016-09-24T18:33:12.41
IV.T0110.HHE. ML:1.9 0.00011269999999999999 1.48 AML other m 2016-09-24T18:33:13.88
IV.T1204.EHE. ML:2.3 0.0016495 0.24 AML other m 2016-09-24T18:32:50.69
IV.T1204.EHN. ML:2.1 0.001065 0.22 AML other m 2016-09-24T18:32:51.12
IV.T1215.HNE. ML:2.0 0.000622 0.48 AML other m 2016-09-24T18:32:50.94
IV.T1215.HNN. ML:2.0 0.000666 1.54 AML other m 2016-09-24T18:32:50.75
IV.T1216.HNN. ML:2.5 0.0030099999999999997 0.36 AML other m 2016-09-24T18:32:49.19
IV.T1216.EHE. ML:2.3 0.002335 0.32 AML other m 2016-09-24T18:32:49.79
IV.T1216.HNE. ML:2.3 0.0023250000000000002 1.1 AML other m 2016-09-24T18:32:48.83
IV.T1216.EHN. ML:2.4 0.002845 0.36 AML other m 2016-09-24T18:32:49.19
IV.T1241.HHE. ML:2.3 0.001395 0.62 AML other m 2016-09-24T18:32:51.72
IV.T1241.HNE. ML:2.4 0.0014399999999999999 0.64 AML other m 2016-09-24T18:32:51.72
IV.T1241.HHN. ML:2.3 0.0012900000000000001 0.24 AML other m 2016-09-24T18:32:51.52
IV.T1241.HNN. ML:2.3 0.0012755000000000002 0.24 AML other m 2016-09-24T18:32:51.52
IV.T1242.HHN. ML:2.5 0.006175000000000001 0.2 AML other m 2016-09-24T18:32:46.77
IV.T1242.HNN. ML:2.5 0.00633 0.82 AML other m 2016-09-24T18:32:46.77
IV.T1242.HHE. ML:2.6 0.0069050000000000005 0.32 AML other m 2016-09-24T18:32:46.13
IV.T1242.HNE. ML:2.6 0.00684 0.3 AML other m 2016-09-24T18:32:46.14
IV.T1247.HHN. ML:2.0 0.0003485 0.98 AML other m 2016-09-24T18:32:57.59
IV.T1247.HHE. ML:2.0 0.00035499999999999996 0.5 AML other m 2016-09-24T18:32:59.26
IV.TRTR.HHN. ML:2.4 0.0005110000000000001 1.34 AML other m 2016-09-24T18:33:13.80
IV.TRTR.HHE. ML:2.3 0.00042449999999999996 0.4 AML other m 2016-09-24T18:33:10.39
IV.VCEL.EHN. ML:2.1 0.0001835 1.5 AML other m 2016-09-24T18:33:07.75
IV.VCEL.EHE. ML:2.1 0.000193 0.36 AML other m 2016-09-24T18:33:09.07
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
Waveforms Seismic signals in miniseed + resp format Download