Earthquake with magnitude of ML 1.3 on date 03-03-2021 and time 23:11:23 (Italy) in region 3 km E Norcia (PG)

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

  • 03-03-2021 22:11:23 (UTC)
  • 03-03-2021 23:11:23 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8020, 13.1320 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.

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
Montegallo AP 17 523 13098
Cerreto di Spoleto PG 18 1075 14173
Poggiodomo PG 19 117 14290
Sellano PG 19 1079 15369
Montemonaco AP 19 604 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)
55 Km NW of L'Aquila (69753 inhabitants)
69 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 SW of Ancona (100861 inhabitants)
96 Km W of Pescara (121014 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
Reviewed
Rev100
ML 1.3 2021-03-03
22:11:23
42.8022 13.1318 10 2021-03-03
22:18:32
Sala Sismica INGV-Roma 87685701
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-03 22:11:23 ± 0.05
Latitude 42.8022 ± 0.0027
Longitude 13.1318 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 87685701

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 340
Semi-minor axis of confidence ellipse (meter) 96
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 79
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.03417
Epicentral distance of station farthest from the epicenter (degree) 0.52700
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 27
Type of magnitude ML
Reference to an origin 87685701
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-03 22:18:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2021-03-03T22:11:42.07 0.3 undecidable manual S 358 58.497 50 0.54 61
IV.ATCC.EHZ. 2021-03-03T22:11:42.06 0.3 undecidable manual S 317 58.2972 50 0.59 59
IV.TERO.HHZ. 2021-03-03T22:11:37.24 0.1 undecidable manual S 117 43.3233 50 -0.23 89
IV.GUMA.HHZ. 2021-03-03T22:11:35.07 0.1 undecidable manual S 30 33.2445 50 0.27 90
IV.MF5.EHZ. 2021-03-03T22:11:35.34 0.3 undecidable manual S 52 33.6441 50 0.44 65
IV.RM33.EHZ. 2021-03-03T22:11:34.65 0.1 undecidable manual S 168 33.2445 50 -0.13 93
IV.CSP1.EHZ. 2021-03-03T22:11:34.32 0.1 undecidable manual S 10 32.6451 50 -0.31 90
IV.EL6.EHZ. 2021-03-03T22:11:33.79 0.3 undecidable manual P 358 58.497 50 0.05 68
IV.CESI.HHZ. 2021-03-03T22:11:33.37 0.1 undecidable manual S 321 29.0487 50 -0.31 90
IV.ATCC.EHZ. 2021-03-03T22:11:33.62 0.6 undecidable manual P 317 58.2972 50 -0.09 45
IV.SMA1.EHZ. 2021-03-03T22:11:32.16 0.3 undecidable manual S 139 25.2525 111 -0.29 68
IV.FDMO.HHZ. 2021-03-03T22:11:32.19 0.3 undecidable manual S 352 26.2515 110 -0.59 63
IT.MTCL.HGZ. 2021-03-03T22:11:31.64 0.1 undecidable manual S 333 23.8539 112 -0.35 90
IV.GAVE.HNZ. 2021-03-03T22:11:31.64 0.3 undecidable manual S 238 22.8549 112 -0.04 72
IV.MTRA.EHZ. 2021-03-03T22:11:31.17 0.3 undecidable manual S 103 22.1556 113 -0.28 69
IV.T1299.EHZ. 2021-03-03T22:11:31.73 0.1 undecidable manual S 147 22.2555 113 0.23 93
IV.LNSS.HHZ. 2021-03-03T22:11:31.93 0.1 undecidable manual S 199 23.3544 112 0.1 95
IV.TERO.HHZ. 2021-03-03T22:11:30.98 0.1 undecidable manual P 117 43.3233 50 -0.42 86
IV.MMO1.EHZ. 2021-03-03T22:11:30.44 0.1 undecidable manual S 56 19.1697 116 -0.08 96
IV.FEMA.HNZ. 2021-03-03T22:11:30.34 0.3 undecidable manual S 339 18.9699 117 -0.1 72
IV.MF5.EHZ. 2021-03-03T22:11:30.32 0.1 undecidable manual P 52 33.6441 50 0.41 88
IV.CSP1.EHZ. 2021-03-03T22:11:29.61 0.1 undecidable manual P 10 32.6451 50 -0.15 93
IV.RM33.EHZ. 2021-03-03T22:11:29.60 0.1 undecidable manual P 168 33.2445 50 -0.24 91
IV.GUMA.HHZ. 2021-03-03T22:11:29.95 0.1 undecidable manual P 30 33.2445 50 0.1 94
IV.CESI.HHZ. 2021-03-03T22:11:29.10 0.1 undecidable manual P 321 29.0487 50 -0.1 94
IV.MC2.EHZ. 2021-03-03T22:11:28.94 0.3 undecidable manual S 21 12.9759 126 0.27 70
IV.T1299.EHZ. 2021-03-03T22:11:28.14 0.1 undecidable manual P 147 22.2555 113 0.19 94
IV.LNSS.HHZ. 2021-03-03T22:11:28.31 0.1 undecidable manual P 199 23.3544 112 0.17 94
IT.MTCL.HGZ. 2021-03-03T22:11:28.15 0.1 undecidable manual P 333 23.8539 112 -0.08 95
IV.SMA1.EHZ. 2021-03-03T22:11:28.45 0.1 undecidable manual P 139 25.2525 111 -0.04 96
IV.GAVE.HNZ. 2021-03-03T22:11:28.35 0.3 undecidable manual P 238 22.8549 112 0.3 69
IV.FDMO.HHZ. 2021-03-03T22:11:28.50 0.1 undecidable manual P 352 26.2515 110 -0.18 93
IV.MMO1.EHZ. 2021-03-03T22:11:27.36 0.1 undecidable manual P 56 19.1697 116 -0.02 98
IV.FEMA.HNZ. 2021-03-03T22:11:27.43 0.3 undecidable manual P 339 18.9699 117 0.09 72
IV.MTRA.EHZ. 2021-03-03T22:11:27.94 0.1 undecidable manual P 103 22.1556 113 0.02 97
IV.MC2.EHZ. 2021-03-03T22:11:26.64 0.1 undecidable manual P 21 12.9759 126 0.33 92
IV.NRCA.HNZ. 2021-03-03T22:11:26.60 0.1 undecidable manual S 338 3.7962 158 -0.02 100
IV.NRCA.HNZ. 2021-03-03T22:11:25.43 0.1 undecidable manual P 338 3.7962 158 0.3 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:2.2 0.00265 0.12 AML other m 2021-03-03T22:11:26.79
IV.NRCA.HNN. ML:2.1 0.0023850000000000004 0.16 AML other m 2021-03-03T22:11:26.79
IV.NRCA.HNE. ML:2.0 0.00181 0.12 AML other m 2021-03-03T22:11:26.79
IV.NRCA.HHE. ML:2.0 0.00175 0.12 AML other m 2021-03-03T22:11:26.79
IV.MTRA.EHN. ML:1.2 0.0000955 0.2 AML other m 2021-03-03T22:11:31.82
IV.LNSS.HHN. ML:1.4 0.000167 0.56 AML other m 2021-03-03T22:11:32.51
IV.FDMO.HHN. ML:1.1 0.00006825 0.28 AML other m 2021-03-03T22:11:32.63
IV.MTRA.EHE. ML:1.0 0.00006900000000000001 0.12 AML other m 2021-03-03T22:11:32.95
IV.FDMO.HHE. ML:1.1 0.0000759 1.44 AML other m 2021-03-03T22:11:33.76
IV.LNSS.HHE. ML:1.5 0.0001825 0.9 AML other m 2021-03-03T22:11:33.54
IV.CESI.HHN. ML:1.5 0.0001545 0.26 AML other m 2021-03-03T22:11:33.68
IV.CESI.HHE. ML:1.4 0.00011350000000000001 0.12 AML other m 2021-03-03T22:11:33.59
IV.CSP1.EHN. ML:1.4 0.0001219 1.02 AML other m 2021-03-03T22:11:34.59
IV.CSP1.EHE. ML:1.4 0.00011515000000000001 0.56 AML other m 2021-03-03T22:11:34.50
IV.SMA1.EHN. ML:1.0 0.0000538 0.86 AML other m 2021-03-03T22:11:35.43
IV.RM33.EHN. ML:0.9 0.000036950000000000004 1.04 AML other m 2021-03-03T22:11:35.74
IV.GUMA.HHN. ML:1.4 0.00011850000000000001 0.28 AML other m 2021-03-03T22:11:35.90
IV.SMA1.EHE. ML:1.2 0.00008360000000000001 1.56 AML other m 2021-03-03T22:11:36.80
IV.RM33.EHE. ML:0.8 0.000031 1.52 AML other m 2021-03-03T22:11:36.12
IV.GUMA.HHE. ML:1.4 0.00010805000000000001 0.24 AML other m 2021-03-03T22:11:37.17
IV.TERO.HHN. ML:1.0 0.0000356 0.08 AML other m 2021-03-03T22:11:37.67
IV.TERO.HHE. ML:1.2 0.00004265 0.1 AML other m 2021-03-03T22:11:37.81
IV.CESI.HNN. ML:1.5 0.00014796545 0.4736 AML other m 2021-03-03T22:11:33.91
IV.ATCC.EHE. ML:0.8 0.000014874975 0.1408 AML other m 2021-03-03T22:11:44.00
IV.ATCC.EHN. ML:0.8 0.000016088515499999996 0.256 AML other m 2021-03-03T22:11:42.34
IV.EL6.EHE. ML:1.2 0.000030242330000000002 0.128 AML other m 2021-03-03T22:11:42.86
IV.EL6.EHN. ML:1.2 0.00003193551500000001 0.1408 AML other m 2021-03-03T22:11:42.75
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