Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 21-09-2019 and time 09:30:35 (Italy) in region 3 km E Norcia (PG)

A magnitude ML 2.0 earthquake occured in region: 3 km E Norcia (PG), on

  • 21-09-2019 07:30:35 (UTC)
  • 21-09-2019 09:30:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8000, 13.1360 at 10 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 11 281 5238
Preci PG 12 724 5962
Cascia PG 13 3217 9179
Arquata del Tronto AP 14 1178 10357
Accumoli RI 15 667 11024
Visso MC 15 1107 12131
Ussita MC 16 444 12575
Montegallo AP 17 523 13098
Cerreto di Spoleto PG 18 1075 14173
Poggiodomo PG 19 117 14290
Montemonaco AP 19 604 14894
Sellano PG 20 1079 15973

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
48 Km NE of Terni (111501 inhabitants)
49 Km W of Teramo (54892 inhabitants)
54 Km NW of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
89 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)
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
Bulletin
Rev1000 		ML 2.0 2019-09-21
07:30:35		 42.7995 13.1357 10 2020-02-28
16:41:58		 Bollettino Sismico Italiano INGV 73425761
Reviewed
Rev100 		ML 2.0 2019-09-21
07:30:35		 42.8052 13.1337 9 2019-09-21
07:36:42		 Sala Sismica INGV-Roma 72606951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-09-21 07:30:35 ± 0.05
Latitude 42.7995 ± 0.0027
Longitude 13.1357 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 73425761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 349
Semi-minor axis of confidence ellipse (meter) 163
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 86
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) 34
Number of associated phases, regardless of their use for origin computation 63
Number of defining phases 61
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.03777
Epicentral distance of station farthest from the epicenter (degree) 0.87324
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 36
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 62
Type of magnitude ML
Reference to an origin 72606951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-09-21 07:36:42

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 67
Type of magnitude ML
Reference to an origin 73425761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-10-24 13:18:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2019-09-21T07:30:59.79 0.3 undecidable manual S 349 79.0653 50 0.82 52
IV.ATCC.EHZ. 2019-09-21T07:30:54.19 0.6 undecidable manual S 317 58.6968 50 0.66 39
IV.FIAM.HHZ. 2019-09-21T07:30:53.88 0.6 undecidable manual S 181 58.9965 50 0.28 43
IV.EL6.EHZ. 2019-09-21T07:30:53.90 0.3 undecidable manual S 357 58.7967 50 0.33 64
IV.SNTG.HHZ. 2019-09-21T07:30:52.13 0.3 undecidable manual S 343 52.9026 50 0.14 68
IV.MPAG.EHZ. 2019-09-21T07:30:52.04 0.3 undecidable manual P 342 96.9252 50 0.43 58
IV.CERT.HHZ. 2019-09-21T07:30:51.78 3.0 negative manual P 95.238 0.44 0
IV.PIEI.HHZ. 2019-09-21T07:30:51.45 0.6 undecidable manual P 329 95.0382 50 0.13 42
IV.GIGS.HHZ. 2019-09-21T07:30:51.40 0.3 undecidable manual S 137 52.4031 50 -0.46 63
IV.CESX.HHZ. 2019-09-21T07:30:51.47 0.6 undecidable manual S 245 49.5171 50 0.4 43
IV.ASSB.HHZ. 2019-09-21T07:30:50.64 0.6 undecidable manual S 305 47.2194 50 0.18 45
IV.MOMA.HHZ. 2019-09-21T07:30:50.79 0.3 undecidable manual S 271 46.0206 50 0.64 60
IV.SAP2.EHZ. 2019-09-21T07:30:49.16 0.3 undecidable manual S 33 39.3273 50 0.81 57
IV.T0110.HHZ. 2019-09-21T07:30:49.17 0.6 undecidable manual P 140 82.1511 50 -0.16 42
IV.ARVD.HHZ. 2019-09-21T07:30:48.64 0.3 undecidable manual P 349 79.0653 50 -0.22 63
IV.VCEL.EHZ. 2019-09-21T07:30:47.40 0.6 undecidable manual P 128 73.0713 50 -0.52 40
IV.PF6.EHN. 2019-09-21T07:30:47.69 0.1 undecidable manual S 7 37.8288 50 -0.27 90
IV.GUMA.HHZ. 2019-09-21T07:30:47.00 0.6 undecidable manual S 29 33.4443 50 0.22 46
IV.MML1.HNE. 2019-09-21T07:30:47.49 0.3 undecidable manual S 339 37.2294 50 -0.32 67
IV.MF5.EHZ. 2019-09-21T07:30:47.55 0.6 undecidable manual S 51 33.6441 50 0.72 40
IV.CSP1.EHZ. 2019-09-21T07:30:46.40 0.3 undecidable manual S 10 32.9448 50 -0.25 69
IV.RM33.EHZ. 2019-09-21T07:30:46.63 0.6 undecidable manual S 169 32.8449 50 0 48
IV.FIAM.HHZ. 2019-09-21T07:30:45.38 0.3 positive manual P 181 58.9965 50 -0.38 64
IV.EL6.EHZ. 2019-09-21T07:30:45.54 0.3 undecidable manual P 357 58.7967 50 -0.2 66
IV.CESI.HNZ. 2019-09-21T07:30:45.31 0.6 undecidable manual S 321 29.5482 50 -0.43 44
IV.ATCC.EHZ. 2019-09-21T07:30:45.56 0.1 positive manual P 317 58.6968 50 -0.16 89
IV.GIGS.HHZ. 2019-09-21T07:30:44.28 3.0 negative manual P 137 52.4031 50 -0.47 0
IV.CESX.HHZ. 2019-09-21T07:30:44.43 0.6 undecidable manual P 245 49.5171 50 0.13 45
IV.MNTT.EHE. 2019-09-21T07:30:44.68 0.6 undecidable manual P 52 47.4192 50 0.71 39
IV.FDMO.HHZ. 2019-09-21T07:30:44.49 0.3 undecidable manual S 352 26.5512 110 -0.34 68
IV.SNTG.HHZ. 2019-09-21T07:30:44.51 0.1 positive manual P 343 52.9026 50 -0.32 87
IV.OFFI.HHZ. 2019-09-21T07:30:44.55 0.3 undecidable manual P 71 47.2194 50 0.61 61
IV.MTRA.EHZ. 2019-09-21T07:30:43.02 0.6 undecidable manual S 103 21.7671 113 -0.26 46
IV.T1299.HNN. 2019-09-21T07:30:43.85 0.3 undecidable manual S 147 21.867 113 0.53 65
IV.GAVE.EHZ. 2019-09-21T07:30:43.63 0.6 undecidable manual S 239 22.9548 112 -0.04 49
IV.ASSB.HHZ. 2019-09-21T07:30:43.61 0.1 positive manual P 305 47.2194 50 -0.34 87
IV.LNSS.HHZ. 2019-09-21T07:30:43.97 0.3 undecidable manual S 200 23.1546 112 0.25 70
IV.MOMA.HHZ. 2019-09-21T07:30:43.91 0.3 undecidable manual P 271 46.0206 50 0.15 68
IV.TERO.HHZ. 2019-09-21T07:30:43.27 0.6 undecidable manual P 117 42.9237 50 -0.01 47
IV.ARRO.EHZ. 2019-09-21T07:30:42.44 0.3 undecidable manual P 231 38.8278 50 -0.22 68
IV.MML1.HNE. 2019-09-21T07:30:42.08 0.1 positive manual P 339 37.2294 50 -0.34 89
IV.CAMP.HHZ. 2019-09-21T07:30:42.00 0.1 positive manual P 143 36.8298 50 -0.34 89
IV.MMO1.EHZ. 2019-09-21T07:30:42.34 0.3 undecidable manual S 54 19.0698 116 -0.1 72
IV.SAP2.EHZ. 2019-09-21T07:30:42.96 0.3 undecidable manual P 33 39.3273 50 0.23 68
IV.PF6.EHN. 2019-09-21T07:30:42.10 0.1 positive manual P 7 37.8288 50 -0.4 88
IV.FEMA.HNZ. 2019-09-21T07:30:42.40 0.3 undecidable manual S 339 19.3695 116 -0.11 72
IV.CESI.HNZ. 2019-09-21T07:30:41.03 0.1 positive manual P 321 29.5482 50 -0.19 93
IV.MF5.EHZ. 2019-09-21T07:30:41.99 0.1 positive manual P 51 33.6441 50 0.14 93
IV.MC2.EHZ. 2019-09-21T07:30:41.13 0.6 undecidable manual S 19 13.1757 126 0.47 45
IV.CSP1.EHZ. 2019-09-21T07:30:41.38 0.3 undecidable manual P 10 32.9448 50 -0.36 67
IV.RM33.EHZ. 2019-09-21T07:30:41.46 0.1 positive manual P 169 32.8449 50 -0.28 91
IV.GUMA.HHZ. 2019-09-21T07:30:41.80 0.1 undecidable manual P 29 33.4443 50 -0.02 96
IV.LNSS.HHZ. 2019-09-21T07:30:40.13 0.1 positive manual P 200 23.1546 112 0.07 96
IV.SMA1.EHZ. 2019-09-21T07:30:40.25 0.1 positive manual P 139 24.8529 111 -0.12 95
IV.T1299.HNN. 2019-09-21T07:30:40.01 0.1 positive manual P 147 21.867 113 0.19 94
IV.GAVE.EHZ. 2019-09-21T07:30:40.12 0.1 positive manual P 239 22.9548 112 0.09 96
IV.FDMO.HHZ. 2019-09-21T07:30:40.41 0.1 positive manual P 352 26.5512 110 -0.29 92
IV.MMO1.EHZ. 2019-09-21T07:30:39.26 0.1 positive manual P 54 19.0698 116 -0.05 97
IV.FEMA.HNZ. 2019-09-21T07:30:39.39 0.1 positive manual P 339 19.3695 116 0.03 98
IV.MTRA.EHZ. 2019-09-21T07:30:39.71 0.1 undecidable manual P 103 21.7671 113 -0.09 96
IV.NRCA.HNZ. 2019-09-21T07:30:38.58 0.1 undecidable manual S 335 4.1958 156 -0.05 100
IV.MC2.EHZ. 2019-09-21T07:30:38.52 0.1 positive manual P 19 13.1757 126 0.23 95
IV.NRCA.HNZ. 2019-09-21T07:30:37.35 0.1 positive manual P 335 4.1958 156 0.23 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FEMA.HNN. ML:2.3 0.0015313275 0.0896 AML other m 2019-09-21T07:30:43.17
IV.FEMA.HNE. ML:2.4 0.0018355734999999998 0.1088 AML other m 2019-09-21T07:30:43.30
IV.MTRA.EHN. ML:2.0 0.0007160257500000001 0.1984 AML other m 2019-09-21T07:30:43.64
IV.GAVE.HNN. ML:1.9 0.00046611925 0.2304 AML other m 2019-09-21T07:30:44.22
IV.GAVE.EHN. ML:2.4 0.001622369 0.2432 AML other m 2019-09-21T07:30:44.12
IV.LNSS.HNE. ML:2.5 0.0022719430000000002 0.1472 AML other m 2019-09-21T07:30:44.38
IV.LNSS.HHE. ML:2.6 0.002439966 0.1408 AML other m 2019-09-21T07:30:44.38
IV.LNSS.HHN. ML:2.6 0.0027776715 0.1792 AML other m 2019-09-21T07:30:44.41
IV.LNSS.HNN. ML:2.6 0.002565763 0.16 AML other m 2019-09-21T07:30:44.41
IV.MTRA.HNE. ML:2.1 0.0009333159 0.2112 AML other m 2019-09-21T07:30:44.47
IV.MTRA.EHE. ML:2.1 0.0009372111999999999 0.1984 AML other m 2019-09-21T07:30:44.47
IV.GAVE.HNE. ML:2.6 0.0025079485 0.2688 AML other m 2019-09-21T07:30:44.74
IV.GAVE.EHE. ML:2.6 0.0023464285 0.2816 AML other m 2019-09-21T07:30:44.75
IV.FDMO.HHN. ML:2.3 0.0011220479999999998 0.1216 AML other m 2019-09-21T07:30:45.06
IV.CESI.HNE. ML:2.3 0.00100518555 0.128 AML other m 2019-09-21T07:30:45.50
IV.CESI.HHE. ML:2.3 0.0010042771999999999 0.1216 AML other m 2019-09-21T07:30:45.50
IV.CESI.HNN. ML:2.4 0.0011230374 0.1792 AML other m 2019-09-21T07:30:45.66
IV.CESI.HHN. ML:2.4 0.0012280427 0.1792 AML other m 2019-09-21T07:30:45.66
IV.FDMO.HHE. ML:2.1 0.0007640157999999999 0.096 AML other m 2019-09-21T07:30:45.90
IV.MTRA.HNN. ML:2.0 0.0007693743 0.2496 AML other m 2019-09-21T07:30:47.28
IV.SMA1.EHN. ML:2.1 0.0007047221 0.2624 AML other m 2019-09-21T07:30:47.19
IV.RM33.EHN. ML:1.9 0.0003824077 0.32 AML other m 2019-09-21T07:30:47.83
IV.MF5.EHE. ML:2.2 0.00064839135 0.2816 AML other m 2019-09-21T07:30:47.00
IV.MF5.EHN. ML:2.0 0.00047144495 0.1984 AML other m 2019-09-21T07:30:47.90
IV.SMA1.EHE. ML:2.3 0.00116063 0.4608 AML other m 2019-09-21T07:30:47.68
IV.RM33.HNN. ML:2.0 0.0003957805 0.32 AML other m 2019-09-21T07:30:47.83
IV.ARRO.EHN. ML:1.7 0.00016417120000000002 0.2432 AML other m 2019-09-21T07:30:49.22
IV.ARRO.EHE. ML:1.8 0.00020365405000000002 0.1984 AML other m 2019-09-21T07:30:49.34
IV.TERO.HHN. ML:1.6 0.0001358654 0.16 AML other m 2019-09-21T07:30:49.78
IV.RM33.HNE. ML:1.9 0.0003252799 0.224 AML other m 2019-09-21T07:30:49.63
IV.RM33.EHE. ML:1.9 0.0003408817 0.2368 AML other m 2019-09-21T07:30:49.63
IV.TERO.HHE. ML:1.6 0.00014040015 0.0768 AML other m 2019-09-21T07:30:50.34
IV.TERO.HNN. ML:1.5 0.00010390946 0.32 AML other m 2019-09-21T07:30:51.54
IV.MOMA.HNN. ML:3.1 0.0035027238 1.0816 AML other m 2019-09-21T07:30:51.68
IV.MOMA.HHE. ML:1.9 0.00022257575000000001 0.3648 AML other m 2019-09-21T07:30:52.65
IV.MOMA.HNE. ML:2.0 0.00026716205000000006 0.352 AML other m 2019-09-21T07:30:52.83
IV.CAMP.HHE. ML:1.5 0.0001298224 0.416 AML other m 2019-09-21T07:30:52.61
IV.MOMA.HHN. ML:1.7 0.00015079105 0.1408 AML other m 2019-09-21T07:30:53.00
IV.CESX.HHE. ML:1.8 0.0001489445 0.3456 AML other m 2019-09-21T07:30:52.98
IV.SNTG.HHE. ML:2.0 0.0002431329 0.096 AML other m 2019-09-21T07:30:53.06
IV.CESX.HHN. ML:1.9 0.0001896043 0.2432 AML other m 2019-09-21T07:30:52.96
IV.SNTG.HNE. ML:2.0 0.00024679089999999997 0.1856 AML other m 2019-09-21T07:30:53.19
IV.ASSB.HHE. ML:1.8 0.0001691281 0.0768 AML other m 2019-09-21T07:30:53.61
IV.SNTG.HNN. ML:2.0 0.00023093560000000003 0.2496 AML other m 2019-09-21T07:30:54.14
IV.SNTG.HHN. ML:1.9 0.00021019730000000001 0.256 AML other m 2019-09-21T07:30:54.14
IV.OFFI.HHE. ML:2.0 0.00027224375 0.4608 AML other m 2019-09-21T07:30:54.49
IV.ATCC.EHN. ML:1.8 0.00014294649999999998 0.2816 AML other m 2019-09-21T07:30:54.50
IV.CAMP.HHN. ML:1.6 0.00014504689999999997 0.3392 AML other m 2019-09-21T07:30:54.68
IV.EL6.EHN. ML:2.4 0.0006125481999999999 0.1408 AML other m 2019-09-21T07:30:54.66
IV.ATCC.EHE. ML:1.8 0.00015109899999999997 0.1216 AML other m 2019-09-21T07:30:54.96
IV.ASSB.HHN. ML:1.7 0.0001463978 0.2432 AML other m 2019-09-21T07:30:55.97
IV.OFFI.HHN. ML:2.2 0.00047299999999999995 0.62 AML other m 2019-09-21T07:30:56.55
IV.EL6.EHE. ML:2.4 0.0005174239999999999 0.1792 AML other m 2019-09-21T07:30:57.09
IV.ARVD.HHE. ML:1.8 0.00008974592000000001 0.1344 AML other m 2019-09-21T07:31:00.72
IV.T0110.HHE. ML:1.8 0.000088977725 0.9216 AML other m 2019-09-21T07:31:02.04
IV.ARVD.HHN. ML:1.6 0.00005422368499999999 0.1152 AML other m 2019-09-21T07:31:03.99
IV.VCEL.EHN. ML:1.9 0.000127807 0.2432 AML other m 2019-09-21T07:31:04.49
IV.MPAG.EHE. ML:1.8 0.00007207497 0.3584 AML other m 2019-09-21T07:31:06.15
IV.MPAG.EHN. ML:1.9 0.00008035865000000001 0.2816 AML other m 2019-09-21T07:31:06.38
IV.VCEL.EHE. ML:1.9 0.00013061547000000001 0.4608 AML other m 2019-09-21T07:31:06.96
IV.T0110.HHN. ML:1.9 0.000102694245 0.4224 AML other m 2019-09-21T07:31:07.09
IV.MPAG.HNE. ML:2.3 0.0002147724 0.6208 AML other m 2019-09-21T07:31:09.13
IV.PIEI.HHN. ML:1.7 0.000048432505 0.1984 AML other m 2019-09-21T07:31:09.38
IV.PIEI.HHE. ML:1.7 0.000051586154999999994 0.1984 AML other m 2019-09-21T07:31:09.56
IV.CERT.HHE. ML:1.8 0.000066507955 0.384 AML other m 2019-09-21T07:31:09.84
IV.CERT.HHN. ML:1.6 0.000038332395 0.416 AML other m 2019-09-21T07:31:10.09
IV.MPAG.HNN. ML:2.5 0.0003064253 0.768 AML other m 2019-09-21T07:31:10.88
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