Earthquake with magnitude of ML 1.2 on date 23-11-2023 and time 19:03:47 (UTC) in region 2 km S Nocera Umbra (PG)

A magnitude ML 1.2 earthquake occured in region: 2 km S Nocera Umbra (PG), on

  • 23-11-2023 19:03:47 (UTC)
  • 23-11-2023 20:03:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0960, 12.7890 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
Nocera Umbra PG 2 5839 5839
Valtopina PG 5 1398 7237
Serravalle di Chienti MC 14 1070 8307
Assisi PG 14 28299 36606
Sefro MC 14 422 37028
Spello PG 15 8645 45673
Gualdo Tadino PG 15 15208 60881
Fiuminata MC 16 1402 62283
Valfabbrica PG 17 3389 65672
Foligno PG 17 57155 122827
Pioraco MC 19 1134 123961
Bastia Umbra PG 20 21874 145835

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NE of Foligno (57155 inhabitants)
33 Km E of Perugia (166134 inhabitants)
61 Km N of Terni (111501 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
84 Km E of Arezzo (99543 inhabitants)
85 Km S of Fano (60888 inhabitants)
89 Km NW of Teramo (54892 inhabitants)
91 Km S of Pesaro (94582 inhabitants)
94 Km NE of Viterbo (67173 inhabitants)
97 Km NW of L'Aquila (69753 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 2023-11-23
19:03:47
43.0965 12.7887 10 2023-11-23
19:08:08
Sala Sismica INGV-Roma 123372141
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-11-23 19:03:47 ± 0.05
Latitude 43.0965 ± 0.0027
Longitude 12.7887 ± 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 123372141

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 300
Semi-minor axis of confidence ellipse (meter) 139
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 220
Circular confidence region, given by single value of horizontal uncertainty (meter) 300.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
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) 0.10882
Epicentral distance of station farthest from the epicenter (degree) 0.47574
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:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 123372141
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-11-23 19:08:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2023-11-23T19:04:04.64 0.6 undecidable manual S 337 52.8027 50 0.47 42
IV.SSFR.HHZ. 2023-11-23T19:04:00.17 0.6 undecidable manual S 359 37.7289 50 0.04 48
IV.NRCA.HHZ. 2023-11-23T19:04:00.47 0.6 undecidable manual S 138 39.3273 50 -0.11 47
IV.CSP1.EHZ. 2023-11-23T19:03:59.08 0.6 undecidable manual S 91 33.744 50 0.01 48
IV.PIEI.HHZ. 2023-11-23T19:03:56.83 0.6 undecidable manual P 337 52.8027 50 -0.21 45
IV.FDMO.HHZ. 2023-11-23T19:03:56.46 0.6 undecidable manual S 105 25.0527 111 -0.14 48
IV.SNTG.HHZ. 2023-11-23T19:03:55.16 0.6 undecidable manual S 35 21.4674 114 -0.28 47
IV.FOSV.EHZ. 2023-11-23T19:03:55.68 0.6 undecidable manual S 354 22.1556 113 0.04 49
IV.CSP1.EHZ. 2023-11-23T19:03:54.05 1.0 positive manual P 91 33.744 50 -0.04 24
IV.SSFR.HHZ. 2023-11-23T19:03:54.68 0.3 undecidable manual P 359 37.7289 50 -0.02 72
IV.NRCA.HHZ. 2023-11-23T19:03:54.75 0.6 negative manual P 138 39.3273 50 -0.21 46
IV.CESI.HHZ. 2023-11-23T19:03:53.22 0.6 undecidable manual S 137 13.875 125 0.09 49
IV.ATCC.EHZ. 2023-11-23T19:03:53.64 0.6 undecidable manual S 309 15.5733 122 0.02 50
IV.MML1.EHZ. 2023-11-23T19:03:53.64 0.6 undecidable manual S 83 14.9739 123 0.2 48
IV.FDMO.HHZ. 2023-11-23T19:03:52.54 0.1 undecidable manual P 105 25.0527 111 -0.12 96
IV.ASSB.HHZ. 2023-11-23T19:03:52.41 0.6 undecidable manual S 240 12.0768 128 -0.24 48
IV.MML1.EHZ. 2023-11-23T19:03:51.02 0.3 negative manual P 83 14.9739 123 0.19 72
IV.SNTG.HHZ. 2023-11-23T19:03:51.83 1.0 undecidable manual P 35 21.4674 114 -0.16 24
IV.FOSV.EHZ. 2023-11-23T19:03:51.94 0.3 positive manual P 354 22.1556 113 -0.17 71
IV.ATCC.EHZ. 2023-11-23T19:03:50.99 0.1 positive manual P 309 15.5733 122 0.05 99
IV.ASSB.HHZ. 2023-11-23T19:03:50.40 0.1 undecidable manual P 240 12.0768 128 0.02 100
IV.CESI.HHZ. 2023-11-23T19:03:50.93 0.1 undecidable manual P 137 13.875 125 0.28 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHN. ML:1.3 0.0002155 1.3 AML other m 2023-11-23T19:03:53.09
IV.ASSB.HHE. ML:1.1 0.0001485 1.18 AML other m 2023-11-23T19:03:53.99
IV.CESI.HHN. ML:1.3 0.000227 0.32 AML other m 2023-11-23T19:03:53.66
IV.CESI.HHE. ML:1.3 0.00019250000000000002 0.14 AML other m 2023-11-23T19:03:53.78
IV.MML1.EHE. ML:0.9 0.000084 0.98 AML other m 2023-11-23T19:03:53.38
IV.MML1.EHN. ML:1.0 0.0000917 0.2 AML other m 2023-11-23T19:03:53.89
IV.ATCC.EHN. ML:1.3 0.0001825 1.68 AML other m 2023-11-23T19:03:53.95
IV.ATCC.EHE. ML:1.4 0.000264 0.2 AML other m 2023-11-23T19:03:53.85
IV.FDMO.HHE. ML:1.3 0.000125 0.12 AML other m 2023-11-23T19:03:56.63
IV.FDMO.HHN. ML:1.1 0.00007675 0.16 AML other m 2023-11-23T19:03:56.68
IV.NRCA.HHE. ML:1.3 0.00006715 1.06 AML other m 2023-11-23T19:04:00.34
IV.NRCA.HHN. ML:1.3 0.00007565 0.1 AML other m 2023-11-23T19:04:01.06
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download