Earthquake with magnitude of ML 1.7 on date 19-02-2023 and time 08:04:04 (UTC) in region 2 km NE Norcia (PG)

A magnitude ML 1.7 earthquake occured in region: 2 km NE Norcia (PG), on

  • 19-02-2023 08:04:04 (UTC)
  • 19-02-2023 09:04:04 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8020, 13.1070 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 2 4957 4957
Preci PG 10 724 5681
Castelsantangelo sul Nera MC 11 281 5962
Cascia PG 12 3217 9179
Visso MC 14 1107 10286
Cerreto di Spoleto PG 16 1075 11361
Arquata del Tronto AP 16 1178 12539
Ussita MC 16 444 12983
Accumoli RI 17 667 13650
Poggiodomo PG 17 117 13767
Sellano PG 18 1079 14846
Montegallo AP 19 523 15369

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
46 Km NE of Terni (111501 inhabitants)
51 Km W of Teramo (54892 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
68 Km SE of Perugia (166134 inhabitants)
91 Km W of Montesilvano (53738 inhabitants)
92 Km E of Viterbo (67173 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km SW of Ancona (100861 inhabitants)
97 Km N of Tivoli (56533 inhabitants)
98 Km W of Pescara (121014 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 1.7 2023-02-19
08:04:04
42.8025 13.1073 10 2024-03-01
17:18:06
Bollettino Sismico Italiano INGV 116955201
Reviewed
Rev100
ML 1.6 2023-02-19
08:04:04
42.8087 13.1017 9 2023-02-19
08:11:08
Sala Sismica INGV-Roma 114581991
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-19 08:04:04 ± 0.04
Latitude 42.8025 ± 0.0018
Longitude 13.1073 ± 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 116955201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 320
Semi-minor axis of confidence ellipse (meter) 186
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 272
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 38
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.55308
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 66
Type of magnitude ML
Reference to an origin 116955201
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-02 09:49:08

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 68
Type of magnitude ML
Reference to an origin 114581991
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-19 08:11:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSNT.HHZ. 2023-02-19T08:04:31.65 3.0 positive manual P 1.08 0
IV.MMUR.HNZ. 2023-02-19T08:04:25.81 3.0 undecidable manual S -1.69 0
IV.CING.HHZ. 2023-02-19T08:04:24.92 3.0 undecidable manual S 0
IV.FIAM.HHZ. 2023-02-19T08:04:23.35 3.0 undecidable manual S -0.22 0
IV.FOSV.EHZ. 2023-02-19T08:04:23.61 0.3 undecidable manual S 333 61.3941 50 0.48 63
IV.MNTT.EHZ. 2023-02-19T08:04:22.12 3.0 undecidable manual S 0
IV.MGAB.HHZ. 2023-02-19T08:04:21.08 3.0 negative manual P 2.27 0
IV.INTR.HHZ. 2023-02-19T08:04:20.47 3.0 undecidable manual P -3.08 0
IV.VCEL.EHZ. 2023-02-19T08:04:17.35 3.0 undecidable manual P -0.52 0
IV.GUMA.HHZ. 2023-02-19T08:04:16.25 0.3 undecidable manual S 33 34.2435 50 0.36 68
IV.MF5.EHZ. 2023-02-19T08:04:16.88 0.3 undecidable manual S 54 35.2425 50 0.74 60
IV.CAMP.HHZ. 2023-02-19T08:04:16.80 0.3 undecidable manual S 140 38.4282 50 -0.2 69
IV.MML1.EHZ. 2023-02-19T08:04:16.03 0.6 undecidable manual S 342 36.2415 50 -0.37 45
IV.CING.HHZ. 2023-02-19T08:04:16.80 3.0 undecidable manual P 0
IV.RM33.EHZ. 2023-02-19T08:04:15.77 0.3 undecidable manual S 165 33.744 50 0.04 72
IV.FOSV.EHZ. 2023-02-19T08:04:15.20 0.6 undecidable manual P 333 61.3941 50 0.12 45
IV.FIAM.HHZ. 2023-02-19T08:04:14.94 3.0 positive manual P -0.11 0
IV.MNTT.EHZ. 2023-02-19T08:04:14.23 3.0 undecidable manual P 0
IV.SMA1.EHZ. 2023-02-19T08:04:13.77 0.3 undecidable manual S 136 26.6511 50 -0.07 73
IV.FDMO.HHZ. 2023-02-19T08:04:13.39 0.6 undecidable manual S 356 26.0517 50 -0.29 46
IV.CESI.HHZ. 2023-02-19T08:04:13.89 0.6 undecidable manual S 324 27.8499 50 -0.28 46
IV.GIGS.HHZ. 2023-02-19T08:04:13.87 0.6 undecidable manual P 135 54.3012 50 -0.1 46
IV.CESX.HHZ. 2023-02-19T08:04:13.19 0.6 undecidable manual P 243 47.619 50 0.24 45
IV.SNTG.HHZ. 2023-02-19T08:04:13.44 0.6 undecidable manual P 345 52.0035 50 -0.18 45
IV.EL6.EHZ. 2023-02-19T08:04:13.93 3.0 undecidable manual P -1.17 0
IV.ATCC.EHZ. 2023-02-19T08:04:12.92 3.0 undecidable manual P -1.81 0
IV.MOMA.HHZ. 2023-02-19T08:04:12.45 0.3 undecidable manual P 270 43.7229 50 0.1 70
IV.GAVE.EHZ. 2023-02-19T08:04:12.35 0.6 undecidable manual S 235 21.2676 116 0.1 49
IV.TERO.HHZ. 2023-02-19T08:04:12.34 0.1 undecidable manual P 116 45.1215 50 -0.22 91
IV.LNSS.HHZ. 2023-02-19T08:04:12.95 0.6 undecidable manual S 194 22.8549 114 0.21 48
IV.FEMA.HNZ. 2023-02-19T08:04:11.14 0.6 undecidable manual S 345 18.2706 119 -0.21 48
IV.ARRO.EHZ. 2023-02-19T08:04:11.35 0.6 undecidable manual P 228 37.3293 50 -0.01 48
IV.MMO1.EHZ. 2023-02-19T08:04:11.87 0.6 undecidable manual S 59 20.868 116 -0.25 47
IV.GUMA.HHZ. 2023-02-19T08:04:11.06 0.3 positive manual P 33 34.2435 50 0.17 70
IV.MF5.EHZ. 2023-02-19T08:04:11.22 0.6 undecidable manual P 54 35.2425 50 0.18 47
IV.CAMP.HHZ. 2023-02-19T08:04:11.38 0.6 undecidable manual P 140 38.4282 50 -0.16 47
IV.MML1.EHZ. 2023-02-19T08:04:10.93 0.1 positive manual P 342 36.2415 50 -0.26 92
IV.MC2.EHZ. 2023-02-19T08:04:10.20 0.3 undecidable manual S 29 13.7751 126 0.18 73
7F.SIB3.EHZ. 2023-02-19T08:04:10.28 0.6 undecidable manual S 59 15.4734 123 -0.22 48
IV.RM33.EHZ. 2023-02-19T08:04:10.77 0.1 undecidable manual P 165 33.744 50 -0.04 97
IV.LNSS.HHZ. 2023-02-19T08:04:09.19 0.1 undecidable manual P 194 22.8549 114 0.11 97
IV.SMA1.EHZ. 2023-02-19T08:04:09.69 0.1 undecidable manual P 136 26.6511 50 -0.03 98
IV.FDMO.HHZ. 2023-02-19T08:04:09.38 0.3 positive manual P 356 26.0517 50 -0.24 70
IV.CESI.HHZ. 2023-02-19T08:04:09.72 0.1 positive manual P 324 27.8499 50 -0.18 95
IV.MTRA.EHZ. 2023-02-19T08:04:09.47 3.0 undecidable manual P 0.05 0
IV.GAVE.EHZ. 2023-02-19T08:04:08.88 0.1 positive manual P 235 21.2676 116 0.09 98
IV.FEMA.HNZ. 2023-02-19T08:04:08.28 0.3 undecidable manual P 345 18.2706 119 0.01 75
IV.MMO1.EHZ. 2023-02-19T08:04:08.57 0.3 undecidable manual P 59 20.868 116 -0.15 72
IV.MC2.EHZ. 2023-02-19T08:04:07.72 0.1 negative manual P 29 13.7751 126 0.21 96
7F.SIB3.EHZ. 2023-02-19T08:04:07.76 0.1 undecidable manual P 59 15.4734 123 -0.03 100
IV.NRCA.HHZ. 2023-02-19T08:04:07.69 0.1 undecidable manual S 9 3.4965 161 -0.12 100
IV.NRCA.HHZ. 2023-02-19T08:04:06.41 0.3 undecidable manual P 9 3.4965 161 0.18 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:2.7 0.009405000000000002 0.16 AML other m 2023-02-19T08:04:07.81
IV.NRCA.HNE. ML:2.7 0.009388743500000001 0.1472 AML other m 2023-02-19T08:04:07.80
IV.NRCA.HHN. ML:2.6 0.007876969499999999 0.1216 AML other m 2023-02-19T08:04:07.72
IV.NRCA.HNN. ML:2.6 0.0068200000000000005 0.12 AML other m 2023-02-19T08:04:07.73
IV.MC2.EHE. ML:2.1 0.0014 0.34 AML other m 2023-02-19T08:04:11.71
IV.MML1.HNE. ML:1.5 0.00011726315000000002 0.5056 AML other m 2023-02-19T08:04:11.60
IV.MC2.EHN. ML:2.1 0.001412169 0.3008 AML other m 2023-02-19T08:04:12.60
IV.GAVE.EHE. ML:1.8 0.00049006155 0.1408 AML other m 2023-02-19T08:04:12.76
IV.MMO1.EHE. ML:1.8 0.00044304184999999994 0.1792 AML other m 2023-02-19T08:04:12.76
IV.MML1.HNN. ML:1.6 0.000139604715 0.8896 AML other m 2023-02-19T08:04:12.91
IV.GAVE.EHN. ML:1.9 0.00053121135 1.8784 AML other m 2023-02-19T08:04:13.04
IV.GAVE.HNE. ML:1.9 0.0005650528500000001 1.7696 AML other m 2023-02-19T08:04:13.07
IV.LNSS.HHE. ML:1.9 0.000531 0.12 AML other m 2023-02-19T08:04:13.28
IV.LNSS.HNE. ML:1.9 0.0004753866999999999 0.128 AML other m 2023-02-19T08:04:13.28
IV.GAVE.HNN. ML:1.4 0.00016485070000000002 0.1984 AML other m 2023-02-19T08:04:13.31
IV.MTRA.HNN. ML:1.7 0.0002950902 0.16 AML other m 2023-02-19T08:04:13.46
IV.MTRA.EHN. ML:1.7 0.00031007405 0.16 AML other m 2023-02-19T08:04:13.55
IV.MMO1.EHN. ML:1.6 0.00031040635 0.1792 AML other m 2023-02-19T08:04:13.83
IV.CESI.HHN. ML:1.7 0.00027918480000000003 0.1024 AML other m 2023-02-19T08:04:13.88
IV.CESI.HNN. ML:1.7 0.00023836589000000003 0.1024 AML other m 2023-02-19T08:04:13.88
IV.FDMO.HHN. ML:1.4 0.000142 1.8 AML other m 2023-02-19T08:04:13.00
IV.LNSS.HHN. ML:1.8 0.00035924639999999994 0.1408 AML other m 2023-02-19T08:04:13.83
IV.LNSS.HNN. ML:1.7 0.0003527825 0.1408 AML other m 2023-02-19T08:04:13.84
IV.CESI.HNE. ML:1.8 0.00029442629999999997 0.1088 AML other m 2023-02-19T08:04:13.88
IV.CESI.HHE. ML:1.8 0.0003085 0.12 AML other m 2023-02-19T08:04:13.87
IV.FDMO.HHE. ML:1.4 0.0001395 0.2 AML other m 2023-02-19T08:04:14.79
IV.GUMA.HNN. ML:2.3 0.0007572149000000001 0.704 AML other m 2023-02-19T08:04:15.38
IV.SNTG.HNN. ML:1.7 0.0001236404 0.6656 AML other m 2023-02-19T08:04:15.93
IV.MMO1.HNN. ML:2.9 0.0057490695000000005 0.5888 AML other m 2023-02-19T08:04:16.03
IV.MML1.EHE. ML:1.4 0.0000886 0.14 AML other m 2023-02-19T08:04:16.38
IV.RM33.EHN. ML:1.2 0.00007743403 0.2368 AML other m 2023-02-19T08:04:16.70
IV.MTRA.EHE. ML:1.8 0.00037836930000000003 0.32 AML other m 2023-02-19T08:04:16.89
IV.SNTG.HNE. ML:1.6 0.000105160905 1.1424 AML other m 2023-02-19T08:04:16.89
IV.SMA1.EHN. ML:1.7 0.00025393755 0.2944 AML other m 2023-02-19T08:04:16.75
IV.CAMP.HHN. ML:1.2 0.000054000000000000005 0.32 AML other m 2023-02-19T08:04:17.05
IV.RM33.EHE. ML:1.4 0.0000972 0.12 AML other m 2023-02-19T08:04:17.30
IV.MF5.EHE. ML:1.7 0.000193 0.22 AML other m 2023-02-19T08:04:17.36
IV.SMA1.EHE. ML:1.8 0.00034849999999999996 0.34 AML other m 2023-02-19T08:04:17.48
IV.MF5.EHN. ML:1.5 0.00013053005 0.2176 AML other m 2023-02-19T08:04:17.38
IV.CAMP.HHE. ML:1.1 0.00005180809 0.16 AML other m 2023-02-19T08:04:17.54
IV.MML1.EHN. ML:1.3 0.000084189415 0.1216 AML other m 2023-02-19T08:04:18.17
IV.RM33.HNE. ML:1.5 0.00013490096 0.3136 AML other m 2023-02-19T08:04:18.19
IV.GUMA.HNE. ML:2.2 0.0006541712749999999 0.5312 AML other m 2023-02-19T08:04:18.56
IV.MMO1.HNE. ML:2.8 0.005287314 0.64 AML other m 2023-02-19T08:04:18.51
IV.TERO.HNE. ML:1.7 0.00015352775 0.0896 AML other m 2023-02-19T08:04:19.25
IV.TERO.HNN. ML:1.8 0.0001720743 0.0704 AML other m 2023-02-19T08:04:19.39
IV.TERO.HHN. ML:1.8 0.00020750000000000003 0.08 AML other m 2023-02-19T08:04:19.43
IV.ARRO.EHE. ML:1.4 0.00009665 0.18 AML other m 2023-02-19T08:04:19.46
IV.TERO.HHE. ML:1.7 0.00014976994999999998 0.0832 AML other m 2023-02-19T08:04:19.54
IV.GUMA.HHN. ML:1.8 0.0002855 0.28 AML other m 2023-02-19T08:04:20.23
IV.MOMA.HHE. ML:1.8 0.00017302259999999999 0.1408 AML other m 2023-02-19T08:04:20.37
IV.MOMA.HNE. ML:1.8 0.00017599530000000002 0.1472 AML other m 2023-02-19T08:04:20.37
IV.ARRO.EHN. ML:1.3 0.00007985 0.18 AML other m 2023-02-19T08:04:20.62
IV.GUMA.HHE. ML:1.9 0.0003235 0.32 AML other m 2023-02-19T08:04:20.59
IV.MOMA.HHN. ML:1.5 0.00009469315 0.1792 AML other m 2023-02-19T08:04:20.78
IV.CESX.HHE. ML:1.4 0.0000764 0.42 AML other m 2023-02-19T08:04:21.40
IV.MTRA.HNE. ML:1.7 0.00031568576000000006 0.3776 AML other m 2023-02-19T08:04:21.72
IV.CESX.HHN. ML:1.4 0.00006576388499999999 0.1408 AML other m 2023-02-19T08:04:22.17
IV.GIGS.HHN. ML:0.9 0.0000213801 0.096 AML other m 2023-02-19T08:04:22.25
IV.GIGS.HHE. ML:0.9 0.000020910049999999998 0.1152 AML other m 2023-02-19T08:04:22.34
IV.MNTT.EHN. ML:2.0 0.00026099285 0.3776 AML other m 2023-02-19T08:04:22.36
IV.SNTG.HHE. ML:1.2 0.000036 0.58 AML other m 2023-02-19T08:04:23.31
IV.MNTT.EHE. ML:1.9 0.0001985 0.26 AML other m 2023-02-19T08:04:23.68
IV.SNTG.HHN. ML:1.2 0.000034 0.22 AML other m 2023-02-19T08:04:24.20
IV.MOMA.HNN. ML:1.6 0.00013202512 0.416 AML other m 2023-02-19T08:04:24.74
IV.RM33.HNN. ML:1.4 0.00011508235 0.7424 AML other m 2023-02-19T08:04:27.21
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