Earthquake with magnitude of ML 1.3 on date 02-12-2023 and time 15:18:29 (UTC) in region 1 km N Norcia (PG)

A magnitude ML 1.3 earthquake occured in region: 1 km N Norcia (PG), on

  • 02-12-2023 15:18:29 (UTC)
  • 02-12-2023 16:18:29 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7990, 13.0950 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 1 4957 4957
Preci PG 10 724 5681
Cascia PG 11 3217 8898
Castelsantangelo sul Nera MC 12 281 9179
Cerreto di Spoleto PG 15 1075 10254
Visso MC 15 1107 11361
Poggiodomo PG 16 117 11478
Ussita MC 17 444 11922
Arquata del Tronto AP 17 1178 13100
Accumoli RI 17 667 13767
Sellano PG 17 1079 14846
Vallo di Nera PG 19 364 15210

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
45 Km NE of Terni (111501 inhabitants)
52 Km W of Teramo (54892 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
67 Km SE of Perugia (166134 inhabitants)
91 Km E of Viterbo (67173 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km N of Tivoli (56533 inhabitants)
97 Km SW of Ancona (100861 inhabitants)
99 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
Reviewed
Rev100
ML 1.3 2023-12-02
15:18:29
42.7988 13.0953 10 2023-12-02
15:37:51
Sala Sismica INGV-Roma 123692951
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-02 15:18:29 ± 0.04
Latitude 42.7988 ± 0.0018
Longitude 13.0953 ± 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 123692951

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 329
Semi-minor axis of confidence ellipse (meter) 110
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 106
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 92
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.03777
Epicentral distance of station farthest from the epicenter (degree) 0.30397
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 123692951
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-02 15:37:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2023-12-02T15:18:41.05 0.3 undecidable manual S 15 33.744 50 0.14 72
IV.RM33.EHZ. 2023-12-02T15:18:40.93 0.6 undecidable manual S 163 33.5442 50 0.05 49
IV.SMA1.EHZ. 2023-12-02T15:18:39.31 0.6 undecidable manual S 134 27.0507 50 0.17 48
IV.CESI.HHZ. 2023-12-02T15:18:39.21 0.3 undecidable manual S 326 27.6501 50 -0.08 73
IV.FDMO.HHZ. 2023-12-02T15:18:38.77 0.3 undecidable manual S 359 26.3514 50 -0.19 72
IV.LNSS.HHZ. 2023-12-02T15:18:37.69 0.3 undecidable manual S 192 22.1556 115 -0.09 74
IV.GAVE.HNZ. 2023-12-02T15:18:37.14 0.3 undecidable manual S 234 20.1687 117 -0.03 75
7F.SIB2.EHZ. 2023-12-02T15:18:36.74 0.3 undecidable manual S 59 19.7691 118 -0.31 71
IV.CSP1.EHZ. 2023-12-02T15:18:36.05 0.1 undecidable manual P 15 33.744 50 0.05 97
IV.CESI.HHZ. 2023-12-02T15:18:35.07 0.1 undecidable manual P 326 27.6501 50 0 99
IV.SMA1.EHZ. 2023-12-02T15:18:35.15 0.3 undecidable manual P 134 27.0507 50 0.17 72
IV.RM33.EHZ. 2023-12-02T15:18:35.78 0.3 undecidable manual P 163 33.5442 50 -0.2 71
IV.MC2.EHZ. 2023-12-02T15:18:35.50 0.3 undecidable manual S 31 14.6742 125 -0.01 76
IV.FDMO.HHZ. 2023-12-02T15:18:34.80 0.1 undecidable manual P 359 26.3514 50 -0.07 98
IV.LNSS.HHZ. 2023-12-02T15:18:34.06 0.1 undecidable manual P 192 22.1556 115 -0.14 97
IT.MTCL.HGZ. 2023-12-02T15:18:34.34 0.1 undecidable manual P 340 22.9548 114 0 100
IV.MC2.EHZ. 2023-12-02T15:18:33.20 0.1 undecidable manual P 31 14.6742 125 0.32 95
IV.NRCA.HHZ. 2023-12-02T15:18:33.08 0.3 undecidable manual S 22 4.1958 158 -0.08 76
IV.GAVE.HNZ. 2023-12-02T15:18:33.96 0.1 undecidable manual P 234 20.1687 117 0.12 98
7F.SIB2.EHZ. 2023-12-02T15:18:33.70 0.1 undecidable manual P 59 19.7691 118 -0.07 99
IV.NRCA.HHZ. 2023-12-02T15:18:31.73 0.1 undecidable manual P 22 4.1958 158 0.21 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.8 0.001105 0.1 AML other m 2023-12-02T15:18:33.14
IV.NRCA.HHE. ML:1.5 0.00053786435 0.064 AML other m 2023-12-02T15:18:33.22
IV.NRCA.HNE. ML:1.5 0.0005538049000000001 0.0768 AML other m 2023-12-02T15:18:33.49
IV.NRCA.HNN. ML:1.8 0.00103918 0.1024 AML other m 2023-12-02T15:18:33.14
IV.LNSS.HHE. ML:1.4 0.00016303672 0.1152 AML other m 2023-12-02T15:18:38.99
IV.LNSS.HHN. ML:1.4 0.00015286902499999998 0.1408 AML other m 2023-12-02T15:18:38.11
IV.LNSS.HNE. ML:1.3 0.000141282045 0.128 AML other m 2023-12-02T15:18:38.00
IV.LNSS.HNN. ML:1.3 0.00014283982 0.4224 AML other m 2023-12-02T15:18:37.54
IV.FDMO.HHE. ML:1.0 0.00006057749 0.2304 AML other m 2023-12-02T15:18:38.87
IV.FDMO.HHN. ML:1.1 0.00006403195000000001 0.192 AML other m 2023-12-02T15:18:38.96
IV.CESI.HHE. ML:1.1 0.000060197955 0.2048 AML other m 2023-12-02T15:18:39.38
IV.CESI.HHN. ML:1.3 0.00010515912 0.2816 AML other m 2023-12-02T15:18:39.31
IV.RM33.EHN. ML:1.1 0.000052592995 0.1664 AML other m 2023-12-02T15:18:42.57
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