Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 24-08-2019 and time 07:22:03 (Italy) in region 3 km E Norcia (PG)

A magnitude ML 1.3 earthquake occured in region: 3 km E Norcia (PG), on

  • 24-08-2019 05:22:03 (UTC)
  • 24-08-2019 07:22:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7990, 13.1270 at 9 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 3 4957 4957
Castelsantangelo sul Nera MC 11 281 5238
Preci PG 11 724 5962
Cascia PG 13 3217 9179
Arquata del Tronto AP 14 1178 10357
Visso MC 15 1107 11464
Accumoli RI 15 667 12131
Ussita MC 16 444 12575
Cerreto di Spoleto PG 17 1075 13650
Montegallo AP 18 523 14173
Poggiodomo PG 18 117 14290
Sellano PG 19 1079 15369
Montemonaco AP 20 604 15973

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
50 Km W of Teramo (54892 inhabitants)
55 Km NW of L'Aquila (69753 inhabitants)
69 Km SE of Perugia (166134 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
95 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km W of Pescara (121014 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
97 Km N of Tivoli (56533 inhabitants)
99 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
Bulletin
Rev1000 		ML 1.3 2019-08-24
05:22:03		 42.7993 13.1268 9 2019-11-13
14:31:01		 Bollettino Sismico Italiano INGV 72289301
Reviewed
Rev100 		ML 1.5 2019-08-24
05:22:03		 42.8032 13.1273 9 2019-08-24
05:30:38		 Sala Sismica INGV-Roma 71757241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-24 05:22:03 ± 0.05
Latitude 42.7993 ± 0.0027
Longitude 13.1268 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 72289301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 295
Semi-minor axis of confidence ellipse (meter) 264
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 224
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 46
Number of associated phases, regardless of their use for origin computation 55
Number of defining phases 46
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.69697
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 72289301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-09-10 16:36:31

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 24
Type of magnitude ML
Reference to an origin 71757241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-24 05:30:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ZONE.HHZ. 2019-08-24T05:23:40.56 3.0 undecidable manual Sg 4.69 0
IV.PETRA.HHZ. 2019-08-24T05:23:14.98 3.0 positive manual Pn 5.5 0
IV.ZONE.HHZ. 2019-08-24T05:23:02.04 3.0 undecidable manual Pg 10.63 0
IV.CELB.HHZ. 2019-08-24T05:22:51.32 3.0 undecidable manual Sg 2.21 0
IV.ARVD.HHZ. 2019-08-24T05:22:29.03 3.0 undecidable manual S -1.12 0
IV.EL6.EHZ. 2019-08-24T05:22:22.90 0.3 undecidable manual S 358 58.7967 50 0.61 61
IV.MNTT.EHZ. 2019-08-24T05:22:21.12 0.6 undecidable manual S 52 47.9187 50 1.73 23
IV.SNTG.HHE. 2019-08-24T05:22:20.78 0.6 undecidable manual S 343 52.8027 50 0.11 46
IV.GIGS.HHZ. 2019-08-24T05:22:20.12 0.3 undecidable manual S 136 52.9026 50 -0.59 62
IV.MOMA.HNZ. 2019-08-24T05:22:19.15 0.3 undecidable manual S 271 45.3213 50 0.46 65
IV.ASSB.HHZ. 2019-08-24T05:22:18.79 0.1 undecidable manual S 306 46.62 50 -0.25 91
IV.ATFO.HHN. 2019-08-24T05:22:17.96 0.3 undecidable manual P 325 77.367 50 0.68 57
IV.ARRO.EHZ. 2019-08-24T05:22:16.87 0.3 undecidable manual S 230 38.2284 50 0.07 72
IV.MML1.HNE. 2019-08-24T05:22:16.36 0.6 undecidable manual S 340 37.0296 50 -0.12 48
IV.MF5.EHZ. 2019-08-24T05:22:16.06 0.6 undecidable manual S 52 34.1436 50 0.35 46
IV.GIUL.HHZ. 2019-08-24T05:22:16.94 3.0 positive manual P -1.31 0
IV.CAMP.HHZ. 2019-08-24T05:22:16.17 0.6 undecidable manual S 142 37.2294 50 -0.35 45
IV.GUMA.HNN. 2019-08-24T05:22:15.73 0.3 undecidable manual S 30 33.744 50 0.13 72
IV.RM33.EHZ. 2019-08-24T05:22:15.13 0.3 undecidable manual S 167 32.9448 50 -0.26 70
IV.CSP1.EHZ. 2019-08-24T05:22:14.86 0.3 undecidable manual S 11 33.0447 50 -0.55 65
IV.EL6.EHZ. 2019-08-24T05:22:14.31 0.3 undecidable manual P 358 58.7967 50 -0.12 69
IV.GIGS.HHZ. 2019-08-24T05:22:13.30 0.3 undecidable manual P 136 52.9026 50 -0.21 68
IV.SMA1.EHZ. 2019-08-24T05:22:13.12 0.3 undecidable manual S 138 25.2525 110 0.12 73
IV.MNTT.EHZ. 2019-08-24T05:22:13.41 0.3 undecidable manual P 52 47.9187 50 0.66 61
IV.SNTG.HHE. 2019-08-24T05:22:13.53 0.1 undecidable manual P 343 52.8027 50 0.04 94
IV.CESI.HHE. 2019-08-24T05:22:13.97 0.3 undecidable manual S 322 29.0487 107 -0.28 70
IV.LNSS.HHZ. 2019-08-24T05:22:12.68 0.3 undecidable manual S 198 22.8549 112 0.45 68
IV.ASSB.HHZ. 2019-08-24T05:22:12.35 0.1 undecidable manual P 306 46.62 50 -0.2 92
IV.MOMA.HNZ. 2019-08-24T05:22:12.42 0.3 undecidable manual P 271 45.3213 50 0.08 71
IV.CSNT.HHZ. 2019-08-24T05:22:12.75 3.0 undecidable manual P -6.31 0
IV.TERO.HHZ. 2019-08-24T05:22:12.25 0.1 undecidable manual P 117 43.5231 50 0.18 93
IV.T1299.HNN. 2019-08-24T05:22:12.49 0.3 undecidable manual S 145 22.2555 112 0.47 68
IV.ARRO.EHZ. 2019-08-24T05:22:11.18 0.1 undecidable manual P 230 38.2284 50 -0.08 96
IV.GAVE.EHZ. 2019-08-24T05:22:11.89 0.3 undecidable manual S 238 22.3554 112 -0.16 73
IV.MTRA.EHZ. 2019-08-24T05:22:11.87 0.3 undecidable manual S 102 22.4553 112 -0.21 72
IV.MF5.EHZ. 2019-08-24T05:22:10.70 0.1 undecidable manual P 52 34.1436 50 0.07 97
IV.MMO1.EHZ. 2019-08-24T05:22:10.93 0.3 undecidable manual S 56 19.6692 115 -0.27 71
IV.CAMP.HHZ. 2019-08-24T05:22:10.80 0.1 undecidable manual P 142 37.2294 50 -0.29 92
IV.MML1.HNE. 2019-08-24T05:22:10.90 0.3 undecidable manual P 340 37.0296 50 -0.17 71
IV.CSP1.EHZ. 2019-08-24T05:22:10.17 0.1 undecidable manual P 11 33.0447 50 -0.28 93
IV.GUMA.HNN. 2019-08-24T05:22:10.68 0.1 undecidable manual P 30 33.744 50 0.12 96
IV.RM33.EHZ. 2019-08-24T05:22:10.23 0.1 undecidable manual P 167 32.9448 50 -0.21 94
IV.PF6.EHN. 2019-08-24T05:22:10.88 0.3 undecidable manual P 8 37.9287 50 -0.33 68
IV.CESI.HHE. 2019-08-24T05:22:09.68 0.1 undecidable manual P 322 29.0487 107 -0.1 97
IV.SMA1.EHZ. 2019-08-24T05:22:09.03 0.3 undecidable manual P 138 25.2525 110 -0.03 74
IT.MTCL.HGZ. 2019-08-24T05:22:09.22 0.1 undecidable manual P 334 23.9538 111 0.41 91
IV.ATTE.HHZ. 2019-08-24T05:22:09.04 3.0 undecidable manual P 1.08 0
IV.MTRA.EHZ. 2019-08-24T05:22:08.44 0.1 undecidable manual P 102 22.4553 112 -0.09 98
IV.LNSS.HHZ. 2019-08-24T05:22:08.77 0.1 undecidable manual P 198 22.8549 112 0.16 97
IV.GAVE.EHZ. 2019-08-24T05:22:08.39 0.1 undecidable manual P 238 22.3554 112 -0.12 98
IV.T1299.HNN. 2019-08-24T05:22:08.77 0.1 undecidable manual P 145 22.2555 112 0.28 95
TV.SF01.EHZ. 2019-08-24T05:22:07.21 3.0 undecidable manual P -2.62 0
IV.MMO1.EHZ. 2019-08-24T05:22:07.91 0.1 undecidable manual P 56 19.6692 115 -0.11 98
IV.NRCA.HNZ. 2019-08-24T05:22:06.81 0.1 undecidable manual S 345 3.8961 156 -0.29 97
IV.NRCA.HNZ. 2019-08-24T05:22:05.81 0.1 undecidable manual P 345 3.8961 156 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:0.0 0.0025538790000000002 0.1984 AML other m 2019-08-24T05:22:06.99
IV.NRCA.HNN. ML:0.0 0.0036398225 0.1312 AML other m 2019-08-24T05:22:06.96
IV.NRCA.HHN. ML:0.0 0.0038964845 0.1408 AML other m 2019-08-24T05:22:06.96
IV.NRCA.HHE. ML:0.0 0.002931438 0.1792 AML other m 2019-08-24T05:22:06.99
TV.SF01.EHN. ML:1.2 0.000012088665000000003 0.0992 AML other m 2019-08-24T05:22:09.44
TV.SF01.EHE. ML:1.4 0.0000134185725 0.08 AML other m 2019-08-24T05:22:09.62
IV.SMA1.EHN. ML:1.3 0.00011302842 0.3008 AML other m 2019-08-24T05:22:17.08
IV.SMA1.EHE. ML:1.4 0.00015153275 0.5824 AML other m 2019-08-24T05:22:18.47
IV.CSP1.EHE. ML:1.3 0.000078189495 0.2592 AML other m 2019-08-24T05:22:17.93
IV.CSP1.EHN. ML:1.3 0.00009549498200000001 0.2208 AML other m 2019-08-24T05:22:15.43
IV.RM33.EHN. ML:1.2 0.00006891511000000001 0.2208 AML other m 2019-08-24T05:22:18.52
IV.RM33.EHE. ML:1.2 0.00007376139500000001 0.1792 AML other m 2019-08-24T05:22:15.90
IV.RM33.HNN. ML:1.4 0.00010757127 0.5792 AML other m 2019-08-24T05:22:19.89
IV.RM33.HNE. ML:1.4 0.000115831885 0.3808 AML other m 2019-08-24T05:22:19.05
IV.MF5.EHE. ML:1.6 0.0001777593 0.3584 AML other m 2019-08-24T05:22:16.57
IV.MF5.EHN. ML:1.5 0.0001397607 0.4608 AML other m 2019-08-24T05:22:17.03
IV.CAMP.HHE. ML:1.1 0.00004468958 0.2624 AML other m 2019-08-24T05:22:16.32
IV.CAMP.HHN. ML:0.8 0.000024070935000000003 0.24 AML other m 2019-08-24T05:22:16.44
IV.TERO.HHE. ML:1.1 0.00004097965 0.08 AML other m 2019-08-24T05:22:18.69
IV.TERO.HNN. ML:1.3 0.00006265519 0.4192 AML other m 2019-08-24T05:22:24.06
IV.TERO.HNE. ML:2.0 0.00031474869999999997 1.76 AML other m 2019-08-24T05:22:29.75
IV.TERO.HHN. ML:1.2 0.000042582419999999995 0.1216 AML other m 2019-08-24T05:22:20.92
IV.ASSB.HHE. ML:1.2 0.00004791548499999999 0.1184 AML other m 2019-08-24T05:22:19.86
IV.ASSB.HHN. ML:1.3 0.000060677104999999996 0.1792 AML other m 2019-08-24T05:22:19.54
IV.EL6.EHN. ML:1.4 0.00005034295 0.2016 AML other m 2019-08-24T05:22:23.00
IV.EL6.EHE. ML:1.3 0.000038050318 0.9216 AML other m 2019-08-24T05:22:38.15
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