Earthquake with magnitude of ML 1.9 on date 10-01-2021 and time 16:09:57 (Italy) in region 3 km SE Norcia (PG)

A magnitude ML 1.9 earthquake occured in region: 3 km SE Norcia (PG), on

  • 10-01-2021 15:09:57 (UTC)
  • 10-01-2021 16:09:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7740, 13.1250 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.

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
Cascia PG 11 3217 8174
Accumoli RI 13 667 8841
Preci PG 14 724 9565
Castelsantangelo sul Nera MC 14 281 9846
Arquata del Tronto AP 14 1178 11024
Poggiodomo PG 17 117 11141
Cittareale RI 18 482 11623
Cerreto di Spoleto PG 18 1075 12698
Visso MC 18 1107 13805
Montegallo AP 19 523 14328
Ussita MC 19 444 14772
Monteleone di Spoleto PG 20 599 15371

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km SE of Foligno (57155 inhabitants)
46 Km NE of Terni (111501 inhabitants)
49 Km W of Teramo (54892 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
70 Km SE of Perugia (166134 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
92 Km NE of Guidonia Montecelio (88673 inhabitants)
92 Km E of Viterbo (67173 inhabitants)
94 Km N of Tivoli (56533 inhabitants)
96 Km W of Pescara (121014 inhabitants)
98 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
Bulletin
Rev1000
ML 1.9 2021-01-10
15:09:57
42.7742 13.1247 10 2021-07-12
16:54:59
Bollettino Sismico Italiano INGV 87475121
Reviewed
Rev100
ML 2.0 2021-01-10
15:09:57
42.7718 13.1248 10 2021-01-10
15:15:27
Sala Sismica INGV-Roma 86146741
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-10 15:09:57 ± 0.05
Latitude 42.7742 ± 0.0027
Longitude 13.1247 ± 0.0037
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 87475121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 279
Semi-minor axis of confidence ellipse (meter) 252
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 93
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 45
Number of associated phases, regardless of their use for origin computation 58
Number of defining phases 57
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.73565
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 87475121
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-25 09:18:49

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 86146741
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-10 15:15:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2021-01-10T15:10:22.70 0.3 undecidable manual S 350 81.6516 50 0.23 64
IV.SNTG.HHZ. 2021-01-10T15:10:16.08 0.3 undecidable manual S 344 55.4001 50 0.62 61
IV.FIAM.HHZ. 2021-01-10T15:10:15.69 0.1 undecidable manual S 181 56.0994 50 0.04 93
IV.PE3.EHZ. 2021-01-10T15:10:15.87 3.0 undecidable manual P -1.8 0
IV.CESX.HHZ. 2021-01-10T15:10:14.00 0.1 undecidable manual S 247 47.5191 50 0.64 82
IV.MDAR.HNN. 2021-01-10T15:10:13.08 0.3 undecidable manual S 2 46.4202 50 0.01 72
IV.ASSB.HHZ. 2021-01-10T15:10:13.52 0.1 undecidable manual S 308 48.2184 50 -0.01 95
IT.GNU.HGE. 2021-01-10T15:10:13.12 0.3 undecidable manual S 274 45.2214 50 0.37 67
IV.T0110.HHZ. 2021-01-10T15:10:12.03 0.1 undecidable manual P 138 80.5638 50 0.09 88
IV.ARVD.HHZ. 2021-01-10T15:10:12.69 0.3 undecidable manual P 350 81.6516 50 0.58 59
IV.SAP2.EHZ. 2021-01-10T15:10:12.76 0.1 undecidable manual S 32 42.1245 50 0.84 76
IV.MOMA.HHZ. 2021-01-10T15:10:12.92 0.1 undecidable manual S 274 45.3213 50 0.17 93
IV.MF5.EHZ. 2021-01-10T15:10:11.07 0.1 undecidable manual S 49 36.1416 50 0.76 79
IV.TERO.HHZ. 2021-01-10T15:10:11.76 0.1 undecidable manual S 113 42.5241 50 -0.26 91
IT.FOPC.HGN. 2021-01-10T15:10:11.78 0.3 undecidable manual S 302 40.5261 50 0.28 68
IV.PF6.EHN. 2021-01-10T15:10:11.19 0.1 undecidable manual S 8 40.7259 50 -0.35 90
IV.ARRO.EHZ. 2021-01-10T15:10:10.58 0.1 undecidable manual S 234 36.4413 50 0.19 94
IV.GUMA.HHZ. 2021-01-10T15:10:10.72 0.1 undecidable manual S 28 36.3414 50 0.36 90
IV.CAMP.HHZ. 2021-01-10T15:10:09.85 0.1 undecidable manual S 139 35.1426 50 -0.2 94
IV.CSP1.EHZ. 2021-01-10T15:10:09.96 0.1 undecidable manual S 10 35.8419 50 -0.28 92
IV.FIAM.HHZ. 2021-01-10T15:10:08.07 0.1 undecidable manual P 181 56.0994 50 -0.11 92
IV.CESI.HHZ. 2021-01-10T15:10:08.42 0.1 undecidable manual S 325 31.2465 50 -0.58 86
IV.SNTG.HHZ. 2021-01-10T15:10:08.13 0.3 undecidable manual P 344 55.4001 50 0.07 70
IT.MTCL.HGZ. 2021-01-10T15:10:07.12 0.3 undecidable manual S 337 26.4513 50 -0.6 64
IV.FDMO.HHZ. 2021-01-10T15:10:07.88 0.1 undecidable manual S 354 29.2485 50 -0.6 85
IV.MNTT.EHZ. 2021-01-10T15:10:07.83 0.1 positive manual P 50 49.8168 50 0.62 82
IV.MTRA.EHZ. 2021-01-10T15:10:06.12 0.1 undecidable manual S 95 22.2555 114 -0.29 94
IV.MOMA.HHZ. 2021-01-10T15:10:06.36 0.1 undecidable manual P 274 45.3213 50 -0.14 93
IV.SMA1.EHZ. 2021-01-10T15:10:06.78 0.1 undecidable manual S 133 23.4543 113 -0.01 100
IV.CESX.HHZ. 2021-01-10T15:10:06.64 0.1 undecidable manual P 247 47.5191 50 -0.21 91
IV.MDAR.HNN. 2021-01-10T15:10:06.74 0.3 undecidable manual P 2 46.4202 50 0.05 71
IV.ASSB.HHZ. 2021-01-10T15:10:06.90 0.1 undecidable manual P 308 48.2184 50 -0.05 94
IV.MMO1.EHZ. 2021-01-10T15:10:06.06 0.1 undecidable manual S 50 21.5673 115 -0.13 97
IV.SAP2.EHZ. 2021-01-10T15:10:06.27 0.1 undecidable manual P 32 42.1245 50 0.25 92
IT.GNU.HGE. 2021-01-10T15:10:06.47 0.3 undecidable manual P 274 45.2214 50 -0.03 71
IV.GUMA.HHZ. 2021-01-10T15:10:05.22 0.1 negative manual P 28 36.3414 50 0.1 95
IV.FEMA.HNZ. 2021-01-10T15:10:05.90 0.1 undecidable manual S 344 21.7671 115 -0.35 93
IV.PF6.EHN. 2021-01-10T15:10:05.46 0.1 negative manual P 8 40.7259 50 -0.34 90
IV.MF5.EHZ. 2021-01-10T15:10:05.35 0.1 undecidable manual P 49 36.1416 50 0.26 92
IV.LNSS.HHZ. 2021-01-10T15:10:05.97 0.1 undecidable manual S 200 20.1687 116 0.19 96
IV.TERO.HHZ. 2021-01-10T15:10:05.76 0.1 undecidable manual P 113 42.5241 50 -0.32 90
IT.FOPC.HGN. 2021-01-10T15:10:05.76 0.3 undecidable manual P 302 40.5261 50 -0.01 72
IV.CESI.HHZ. 2021-01-10T15:10:04.01 0.1 negative manual P 325 31.2465 50 -0.33 92
IV.MC2.EHZ. 2021-01-10T15:10:04.89 0.1 undecidable manual S 19 16.0728 122 0.36 94
IV.CAMP.HHZ. 2021-01-10T15:10:04.71 0.1 undecidable manual P 139 35.1426 50 -0.23 93
IV.CSP1.EHZ. 2021-01-10T15:10:04.79 0.1 positive manual P 10 35.8419 50 -0.26 92
IV.ARRO.EHZ. 2021-01-10T15:10:04.84 0.1 positive manual P 234 36.4413 50 -0.29 92
IT.MTCL.HGZ. 2021-01-10T15:10:03.21 0.3 undecidable manual P 337 26.4513 50 -0.39 69
IV.FDMO.HHZ. 2021-01-10T15:10:03.74 0.1 undecidable manual P 354 29.2485 50 -0.3 93
IV.NRCA.HNZ. 2021-01-10T15:10:02.29 0.1 undecidable manual S 353 6.6933 146 0.18 99
IV.MMO1.EHZ. 2021-01-10T15:10:02.61 0.1 positive manual P 50 21.5673 115 -0.1 98
IV.MTRA.EHZ. 2021-01-10T15:10:02.71 0.1 positive manual P 95 22.2555 114 -0.13 97
IV.FEMA.HNZ. 2021-01-10T15:10:02.61 0.1 undecidable manual P 344 21.7671 115 -0.14 97
IV.SMA1.EHZ. 2021-01-10T15:10:02.98 0.1 positive manual P 133 23.4543 113 -0.08 98
IV.T1299.HNZ. 2021-01-10T15:10:02.66 0.1 undecidable manual P 140 20.1687 116 0.2 96
IV.LNSS.HHZ. 2021-01-10T15:10:02.46 0.1 positive manual P 200 20.1687 116 -0.01 100
IV.MC2.EHZ. 2021-01-10T15:10:01.94 0.1 undecidable manual P 19 16.0728 122 0.19 97
IV.NRCA.HNZ. 2021-01-10T15:10:00.63 0.1 negative manual P 353 6.6933 146 0.27 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNN. ML:2.5 0.0050999999999999995 0.12 AML other m 2021-01-10T15:10:02.33
IV.NRCA.HHN. ML:2.5 0.005480786999999999 0.1024 AML other m 2021-01-10T15:10:02.39
IV.NRCA.HNE. ML:2.2 0.0022986559999999996 0.2176 AML other m 2021-01-10T15:10:02.46
IV.NRCA.HHE. ML:2.2 0.0025005674999999997 0.0768 AML other m 2021-01-10T15:10:02.46
IV.LNSS.HHE. ML:2.3 0.0013599999999999999 0.1 AML other m 2021-01-10T15:10:06.52
IV.LNSS.HHN. ML:2.1 0.001011965 0.128 AML other m 2021-01-10T15:10:06.51
IV.LNSS.HNN. ML:2.2 0.00104889225 0.128 AML other m 2021-01-10T15:10:06.52
IV.MTRA.EHE. ML:1.9 0.0004922004 0.32 AML other m 2021-01-10T15:10:06.47
IV.MTRA.HNE. ML:1.9 0.00051114205 0.3328 AML other m 2021-01-10T15:10:06.47
IV.LNSS.HNE. ML:2.2 0.0011553930000000002 0.1152 AML other m 2021-01-10T15:10:06.52
IV.MTRA.EHN. ML:1.6 0.00030100179999999996 0.3456 AML other m 2021-01-10T15:10:06.19
IV.FDMO.HHN. ML:1.7 0.00026882525 0.2176 AML other m 2021-01-10T15:10:08.18
IV.FDMO.HHE. ML:1.7 0.0002556699 0.1792 AML other m 2021-01-10T15:10:08.16
IV.CESI.HHN. ML:2.0 0.0004365 1.64 AML other m 2021-01-10T15:10:08.84
IV.MTRA.HNN. ML:1.7 0.0003326307 0.448 AML other m 2021-01-10T15:10:06.19
IV.CESI.HHE. ML:1.6 0.00020130379999999998 0.192 AML other m 2021-01-10T15:10:08.86
IV.CSP1.EHE. ML:2.0 0.0004247206 0.2176 AML other m 2021-01-10T15:10:10.52
IV.GUMA.HHE. ML:2.3 0.0008165 0.24 AML other m 2021-01-10T15:10:11.34
IV.ARRO.EHE. ML:1.7 0.0002095 0.2 AML other m 2021-01-10T15:10:11.23
IV.GUMA.HHN. ML:2.1 0.00047395920000000005 0.384 AML other m 2021-01-10T15:10:11.33
IV.CSP1.EHN. ML:2.0 0.0004181473 0.3328 AML other m 2021-01-10T15:10:10.21
IV.ARRO.EHN. ML:1.6 0.00016610045000000002 0.9856 AML other m 2021-01-10T15:10:11.17
IV.TERO.HHN. ML:1.9 0.0002535 0.12 AML other m 2021-01-10T15:10:12.00
IV.TERO.HHE. ML:1.8 0.0001912646 0.1024 AML other m 2021-01-10T15:10:12.14
IV.SAP2.EHN. ML:2.6 0.0011888605 0.1792 AML other m 2021-01-10T15:10:13.14
IV.SAP2.EHE. ML:1.9 0.00024962685 0.2048 AML other m 2021-01-10T15:10:13.21
IV.MOMA.HHE. ML:1.9 0.00021755055 0.2432 AML other m 2021-01-10T15:10:13.57
IV.ASSB.HHE. ML:1.7 0.00013661368 0.2432 AML other m 2021-01-10T15:10:13.68
IV.MOMA.HHN. ML:1.7 0.00015735871 0.4352 AML other m 2021-01-10T15:10:13.40
IV.ASSB.HHN. ML:1.6 0.00011306315 0.3072 AML other m 2021-01-10T15:10:13.71
IV.FIAM.HHE. ML:1.1 0.000030308495 0.704 AML other m 2021-01-10T15:10:15.94
IV.FIAM.HHN. ML:1.2 0.000036533385000000004 0.6656 AML other m 2021-01-10T15:10:16.24
IV.CESI.HNE. ML:1.6 0.00019375905 0.1536 AML other m 2021-01-10T15:10:10.41
IV.CESI.HNN. ML:2.0 0.00042613885 0.3072 AML other m 2021-01-10T15:10:08.84
IV.GUMA.HNE. ML:2.1 0.00053916705 0.8704 AML other m 2021-01-10T15:10:11.65
IV.MF5.EHN. ML:1.9 0.00027774855 0.384 AML other m 2021-01-10T15:10:12.14
IV.MF5.EHE. ML:1.8 0.00023045725 0.6528 AML other m 2021-01-10T15:10:12.13
IV.MOMA.HNN. ML:1.8 0.00017833414 0.4992 AML other m 2021-01-10T15:10:13.40
IV.MOMA.HNE. ML:1.8 0.0001742804 0.256 AML other m 2021-01-10T15:10:13.31
IV.FIAM.HNN. ML:1.9 0.00016855534999999999 0.7936 AML other m 2021-01-10T15:10:15.84
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