Earthquake with magnitude of ML 0.9 on date 07-12-2023 and time 19:08:07 (UTC) in region 7 km NE Norcia (PG)

A magnitude ML 0.9 earthquake occured in region: 7 km NE Norcia (PG), on

  • 07-12-2023 19:08:07 (UTC)
  • 07-12-2023 20:08:07 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8280, 13.1640 at 14 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 7 4957 4957
Castelsantangelo sul Nera MC 8 281 5238
Preci PG 12 724 5962
Arquata del Tronto AP 13 1178 7140
Visso MC 13 1107 8247
Ussita MC 13 444 8691
Montegallo AP 14 523 9214
Montemonaco AP 16 604 9818
Accumoli RI 16 667 10485
Cascia PG 17 3217 13702
Bolognola MC 19 142 13844
Montefortino FM 19 1178 15022

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
48 Km W of Teramo (54892 inhabitants)
52 Km NE of Terni (111501 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
70 Km E of Perugia (166134 inhabitants)
88 Km W of Montesilvano (53738 inhabitants)
93 Km SW of Ancona (100861 inhabitants)
95 Km W of Pescara (121014 inhabitants)
98 Km E of Viterbo (67173 inhabitants)
98 Km NW of Chieti (51815 inhabitants)
99 Km NE of Guidonia Montecelio (88673 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 0.9 2023-12-07
19:08:07
42.8278 13.1637 14 2023-12-07
19:19:34
Sala Sismica INGV-Roma 123879561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-12-07 19:08:07 ± 0.04
Latitude 42.8278 ± 0.0018
Longitude 13.1637 ± 0.0037
Depth (km) 14 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 123879561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 256
Semi-minor axis of confidence ellipse (meter) 97
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) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 54
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.03687
Epicentral distance of station farthest from the epicenter (degree) 0.38311
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 18
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 123879561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-12-07 19:19:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2023-12-07T19:08:21.69 0.6 undecidable manual S 122 42.5241 95 0.15 46
IV.RM33.HNN. 2023-12-07T19:08:19.82 0.6 undecidable manual S 173 35.6421 96 0.11 47
IV.MML1.EHZ. 2023-12-07T19:08:19.60 0.6 undecidable manual S 334 35.3424 97 -0.03 48
IV.CSP1.EHZ. 2023-12-07T19:08:18.34 0.6 undecidable manual S 6 29.4483 99 0.26 46
IV.LNSS.HHZ. 2023-12-07T19:08:17.38 0.6 undecidable manual S 202 26.9508 100 -0.03 48
IV.CESI.HNZ. 2023-12-07T19:08:17.91 0.6 undecidable manual S 313 28.749 99 0 48
IV.GAVE.HNN. 2023-12-07T19:08:17.20 0.6 undecidable manual S 236 26.6511 100 -0.13 47
IV.SMA1.EHZ. 2023-12-07T19:08:17.13 0.6 undecidable manual S 147 25.9518 101 -0.04 48
IV.FDMO.HHN. 2023-12-07T19:08:16.63 0.6 undecidable manual S 345 23.9538 103 -0.01 49
IT.MTCL.HGE. 2023-12-07T19:08:16.09 0.6 undecidable manual S 324 22.755 104 -0.23 47
IV.TERO.HHZ. 2023-12-07T19:08:15.53 0.1 undecidable manual P 122 42.5241 95 -0.16 91
IV.MTRA.HNE. 2023-12-07T19:08:15.59 0.6 undecidable manual S 113 20.5683 107 -0.16 48
IV.MMO1.EHZ. 2023-12-07T19:08:14.50 0.6 undecidable manual S 59 15.4734 117 0.01 50
IV.FEMA.HNE. 2023-12-07T19:08:14.88 0.6 undecidable manual S 328 17.5713 112 -0.12 48
IV.RM33.HNN. 2023-12-07T19:08:14.72 0.1 undecidable manual P 173 35.6421 96 0.08 94
IV.MML1.EHZ. 2023-12-07T19:08:14.57 0.6 undecidable manual P 334 35.3424 97 -0.02 48
7F.SIB1.EHE. 2023-12-07T19:08:13.74 0.6 undecidable manual S 49 11.3775 129 0.16 48
IV.SMA1.EHZ. 2023-12-07T19:08:13.16 1.0 undecidable manual P 147 25.9518 101 -0.01 24
IV.LNSS.HHZ. 2023-12-07T19:08:13.23 0.1 undecidable manual P 202 26.9508 100 -0.09 95
IV.CESI.HNZ. 2023-12-07T19:08:13.44 0.1 undecidable manual P 313 28.749 99 -0.16 94
7F.SIB3.EHE. 2023-12-07T19:08:13.09 0.6 undecidable manual S 59 10.0788 134 -0.23 48
IV.MC2.EHE. 2023-12-07T19:08:13.39 0.6 undecidable manual S 13 9.4794 136 0.18 48
IV.CSP1.EHZ. 2023-12-07T19:08:13.74 1.0 undecidable manual P 6 29.4483 99 0.04 24
IV.GAVE.HNN. 2023-12-07T19:08:13.69 0.1 undecidable manual P 236 26.6511 100 0.42 89
7F.SIB2.EHE. 2023-12-07T19:08:13.86 0.6 undecidable manual S 58 13.3755 123 -0.15 48
IV.MTRA.HNE. 2023-12-07T19:08:12.32 0.1 undecidable manual P 113 20.5683 107 -0.04 98
IV.NRCA.HHZ. 2023-12-07T19:08:12.04 0.6 undecidable manual S 279 4.0959 159 -0.39 46
IV.FEMA.HNE. 2023-12-07T19:08:12.11 0.1 undecidable manual P 328 17.5713 112 0.19 95
IV.FDMO.HHN. 2023-12-07T19:08:12.76 0.1 undecidable manual P 345 23.9538 103 -0.11 96
IT.MTCL.HGE. 2023-12-07T19:08:12.56 0.1 undecidable manual P 324 22.755 104 -0.12 95
7F.SIB2.EHE. 2023-12-07T19:08:11.39 0.1 undecidable manual P 58 13.3755 123 0.04 99
7F.SIB1.EHE. 2023-12-07T19:08:11.33 0.1 undecidable manual P 49 11.3775 129 0.23 95
IV.MMO1.EHZ. 2023-12-07T19:08:11.67 0.1 undecidable manual P 59 15.4734 117 0.05 98
IV.MC2.EHE. 2023-12-07T19:08:11.05 0.1 undecidable manual P 13 9.4794 136 0.16 97
IV.NRCA.HHZ. 2023-12-07T19:08:10.38 0.1 undecidable manual P 279 4.0959 159 -0.05 100
7F.SIB3.EHE. 2023-12-07T19:08:10.96 0.1 undecidable manual P 59 10.0788 134 0.01 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.6 0.00047799999999999996 0.12 AML other m 2023-12-07T19:08:12.19
IV.NRCA.HHE. ML:1.4 0.000293 1.32 AML other m 2023-12-07T19:08:12.18
IV.SMA1.EHE. ML:0.9 0.0000405 1.48 AML other m 2023-12-07T19:08:17.23
IV.SMA1.EHN. ML:0.9 0.0000402 0.94 AML other m 2023-12-07T19:08:17.77
IV.LNSS.HHE. ML:0.8 0.00003421479 0.1408 AML other m 2023-12-07T19:08:18.29
IV.LNSS.HHN. ML:0.8 0.00003267729 0.1408 AML other m 2023-12-07T19:08:18.11
IV.MML1.EHE. ML:0.6 0.000015215992499999999 0.192 AML other m 2023-12-07T19:08:20.32
IV.MML1.EHN. ML:0.7 0.0000176375385 0.2176 AML other m 2023-12-07T19:08:20.01
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