Earthquake with magnitude of ML 1.2 on date 01-01-2023 and time 13:29:00 (UTC) in region 5 km NE Norcia (PG)

A magnitude ML 1.2 earthquake occured in region: 5 km NE Norcia (PG), on

  • 01-01-2023 13:29:00 (UTC)
  • 01-01-2023 14:29:00 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8260, 13.1280 at 8 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 5 4957 4957
Castelsantangelo sul Nera MC 8 281 5238
Preci PG 9 724 5962
Visso MC 12 1107 7069
Ussita MC 13 444 7513
Arquata del Tronto AP 15 1178 8691
Cascia PG 15 3217 11908
Montegallo AP 17 523 12431
Cerreto di Spoleto PG 17 1075 13506
Accumoli RI 18 667 14173
Sellano PG 18 1079 15252
Montemonaco AP 18 604 15856

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km E of Foligno (57155 inhabitants)
49 Km NE of Terni (111501 inhabitants)
51 Km W of Teramo (54892 inhabitants)
57 Km NW of L'Aquila (69753 inhabitants)
68 Km E of Perugia (166134 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
94 Km SW of Ancona (100861 inhabitants)
95 Km E of Viterbo (67173 inhabitants)
97 Km NE of Guidonia Montecelio (88673 inhabitants)
98 Km W of Pescara (121014 inhabitants)
100 Km N of Tivoli (56533 inhabitants)
100 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 1.2 2023-01-01
13:29:00
42.8258 13.1283 8 2023-01-01
13:34:07
Sala Sismica INGV-Roma 113230671
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-01 13:29:00 ± 0.08
Latitude 42.8258 ± 0.0036
Longitude 13.1283 ± 0.0061
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113230671

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 414
Semi-minor axis of confidence ellipse (meter) 297
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 266
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 111
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40380
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 18
Type of magnitude ML
Reference to an origin 113230671
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-01 13:34:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SFI.EHZ. 2023-01-01T13:29:47.42 3.0 undecidable manual S 0.33 0
IV.FRON.EHZ. 2023-01-01T13:29:25.39 3.0 undecidable manual S -2.39 0
IV.CING.HHZ. 2023-01-01T13:29:20.27 3.0 undecidable manual S -0.78 0
IV.FIAM.HHZ. 2023-01-01T13:29:19.98 3.0 undecidable manual S -2.19 0
IV.EL6.EHZ. 2023-01-01T13:29:18.96 3.0 undecidable manual S -0.54 0
IV.MF5.EHZ. 2023-01-01T13:29:13.12 0.3 undecidable manual S 56 32.3454 104 0.78 58
IV.GUMA.HHZ. 2023-01-01T13:29:12.11 0.3 undecidable manual S 33 31.1466 105 0.16 71
IV.CSP1.EHZ. 2023-01-01T13:29:11.30 0.1 undecidable manual S 12 30.1476 105 -0.3 91
IV.ATCC.EHZ. 2023-01-01T13:29:11.08 3.0 negative manual P -0.42 0
IV.LNSS.HHZ. 2023-01-01T13:29:10.30 0.1 undecidable manual S 196 25.752 108 0.16 94
IV.CESI.HHZ. 2023-01-01T13:29:10.48 0.1 undecidable manual S 318 26.9508 107 -0.05 98
IV.SMA1.EHZ. 2023-01-01T13:29:10.48 0.3 undecidable manual S 142 27.4503 107 -0.22 70
IV.TERO.HHZ. 2023-01-01T13:29:08.89 1.0 undecidable manual P 120 44.8218 50 -0.54 22
IV.MMO1.EHZ. 2023-01-01T13:29:07.52 0.1 undecidable manual S 63 18.0708 115 -0.13 95
IV.MML1.EHZ. 2023-01-01T13:29:07.82 1.0 undecidable manual P 338 34.3434 50 0.01 23
IV.GUMA.HHZ. 2023-01-01T13:29:07.13 0.3 positive manual P 33 31.1466 105 -0.08 72
IV.RM33.EHZ. 2023-01-01T13:29:07.96 3.0 undecidable manual P -0.38 0
IV.MF5.EHZ. 2023-01-01T13:29:07.36 1.0 positive manual P 56 32.3454 104 -0.08 24
IV.SMA1.EHZ. 2023-01-01T13:29:06.37 0.3 undecidable manual P 142 27.4503 107 -0.12 72
IV.CSP1.EHZ. 2023-01-01T13:29:06.77 0.3 negative manual P 12 30.1476 105 -0.24 70
IV.LNSS.HHZ. 2023-01-01T13:29:06.17 0.1 undecidable manual P 196 25.752 108 0 97
IV.CESI.HHZ. 2023-01-01T13:29:06.36 0.1 negative manual P 318 26.9508 107 -0.03 98
IV.MC2.EHZ. 2023-01-01T13:29:05.89 0.3 undecidable manual S 27 10.6782 128 0.44 71
IV.MMO1.EHZ. 2023-01-01T13:29:04.68 0.3 undecidable manual P 63 18.0708 115 -0.05 74
IV.MC2.EHZ. 2023-01-01T13:29:03.75 0.1 undecidable manual P 27 10.6782 128 0.29 96
IV.NRCA.HHZ. 2023-01-01T13:29:03.59 0.1 undecidable manual S 307 1.3986 170 -0.09 98
IV.NRCA.HHZ. 2023-01-01T13:29:02.62 0.1 undecidable manual P 307 1.3986 170 0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MC2.EHE. ML:1.6 0.000621 0.24 AML other m 2023-01-01T13:29:06.93
IV.MC2.EHN. ML:1.9 0.001 1.76 AML other m 2023-01-01T13:29:07.97
IV.MMO1.EHE. ML:1.5 0.000279 0.18 AML other m 2023-01-01T13:29:07.61
IV.MMO1.EHN. ML:1.3 0.000185 0.16 AML other m 2023-01-01T13:29:07.71
IV.LNSS.HHN. ML:1.2 0.00010475000000000001 0.42 AML other m 2023-01-01T13:29:10.68
IV.CESI.HHE. ML:1.0 0.000049000000000000005 0.9 AML other m 2023-01-01T13:29:11.60
IV.LNSS.HHE. ML:1.2 0.0000852 0.78 AML other m 2023-01-01T13:29:11.85
IV.CESI.HHN. ML:1.1 0.0000668 0.74 AML other m 2023-01-01T13:29:11.91
IV.GUMA.HHN. ML:1.3 0.00010015000000000001 0.2 AML other m 2023-01-01T13:29:12.55
IV.GUMA.HHE. ML:1.3 0.00008395 0.18 AML other m 2023-01-01T13:29:12.70
IV.CSP1.EHN. ML:1.4 0.0001135 0.9 AML other m 2023-01-01T13:29:13.82
IV.SMA1.EHN. ML:0.8 0.0000335 0.7 AML other m 2023-01-01T13:29:13.81
IV.CSP1.EHE. ML:1.2 0.00008295 1.18 AML other m 2023-01-01T13:29:13.67
IV.RM33.EHN. ML:0.9 0.0000295 0.48 AML other m 2023-01-01T13:29:14.37
IV.SMA1.EHE. ML:0.9 0.000044899999999999994 0.42 AML other m 2023-01-01T13:29:15.23
IV.RM33.EHE. ML:0.8 0.000024149999999999997 0.42 AML other m 2023-01-01T13:29:15.29
IV.TERO.HHN. ML:1.1 0.000036 0.18 AML other m 2023-01-01T13:29:15.57
IV.TERO.HHE. ML:0.9 0.000027249999999999998 0.1 AML other m 2023-01-01T13:29:15.55
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