Earthquake with magnitude of ML 1.2 on date 02-03-2023 and time 11:16:49 (UTC) in region 6 km NE Nocera Umbra (PG)

A magnitude ML 1.2 earthquake occured in region: 6 km NE Nocera Umbra (PG), on

  • 02-03-2023 11:16:49 (UTC)
  • 02-03-2023 12:16:49 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1650, 12.8220 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 6 5839 5839
Gualdo Tadino PG 8 15208 21047
Fiuminata MC 9 1402 22449
Sefro MC 11 422 22871
Valtopina PG 13 1398 24269
Pioraco MC 13 1134 25403
Esanatoglia MC 14 2034 27437
Serravalle di Chienti MC 15 1070 28507
Fossato di Vico PG 15 2840 31347
Valfabbrica PG 18 3389 34736
Matelica MC 18 9981 44717
Sigillo PG 20 2404 47121
Assisi PG 20 28299 75420
Castelraimondo MC 20 4587 80007

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km NE of Foligno (57155 inhabitants)
36 Km E of Perugia (166134 inhabitants)
69 Km N of Terni (111501 inhabitants)
76 Km SW of Ancona (100861 inhabitants)
77 Km S of Fano (60888 inhabitants)
83 Km E of Arezzo (99543 inhabitants)
83 Km S of Pesaro (94582 inhabitants)
91 Km NW of Teramo (54892 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 2023-03-02
11:16:49
43.1648 12.8222 10 2023-03-02
11:23:03
Sala Sismica INGV-Roma 114938271
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-02 11:16:49 ± 0.04
Latitude 43.1648 ± 0.0018
Longitude 12.8222 ± 0.0025
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 114938271

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 177
Semi-minor axis of confidence ellipse (meter) 151
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 218
Circular confidence region, given by single value of horizontal uncertainty (meter) 180.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 65
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) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.12051
Epicentral distance of station farthest from the epicenter (degree) 0.34354
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 6
Type of magnitude ML
Reference to an origin 114938271
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-02 11:23:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CING.HHZ. 2023-03-02T11:17:02.26 0.1 undecidable manual S 52 38.1285 50 0.25 91
IV.CSP1.EHZ. 2023-03-02T11:17:00.52 0.1 undecidable manual S 105 32.0457 50 0.14 94
IV.SSFR.HHZ. 2023-03-02T11:16:59.76 0.3 undecidable manual S 354 30.2475 50 -0.16 71
IV.FDMO.HHZ. 2023-03-02T11:16:58.52 0.1 undecidable manual S 123 25.752 111 -0.08 97
IV.MURB.HHZ. 2023-03-02T11:16:58.95 0.1 undecidable manual S 294 26.4513 110 0.14 95
IV.CING.HHZ. 2023-03-02T11:16:56.51 0.1 undecidable manual P 52 38.1285 50 -0.03 96
IV.CESI.HHZ. 2023-03-02T11:16:56.46 0.1 undecidable manual S 159 18.9699 117 0.03 99
IV.ASSB.HHZ. 2023-03-02T11:16:56.27 0.1 undecidable manual S 224 18.9699 117 -0.16 96
IV.SSFR.HHZ. 2023-03-02T11:16:55.04 0.1 undecidable manual P 354 30.2475 50 -0.29 92
IV.ATCC.EHZ. 2023-03-02T11:16:55.40 0.1 undecidable manual S 279 14.874 123 0.18 96
IV.CSP1.EHZ. 2023-03-02T11:16:55.42 1.0 negative manual P 105 32.0457 50 -0.17 23
IV.FOSV.EHZ. 2023-03-02T11:16:55.19 0.1 undecidable manual S 341 15.2736 122 -0.12 98
IV.FDMO.HHZ. 2023-03-02T11:16:54.45 0.6 negative manual P 123 25.752 111 -0.12 48
IV.SNTG.HHZ. 2023-03-02T11:16:54.90 0.1 undecidable manual S 44 13.875 125 -0.01 100
IV.MURB.HHZ. 2023-03-02T11:16:54.78 0.6 undecidable manual P 294 26.4513 110 0.09 48
IV.MML1.EHZ. 2023-03-02T11:16:54.82 0.1 undecidable manual S 115 13.3755 126 0.05 99
IV.CESI.HHZ. 2023-03-02T11:16:53.18 1.0 positive manual P 159 18.9699 117 -0.13 24
IV.ASSB.HHZ. 2023-03-02T11:16:53.32 0.1 positive manual P 224 18.9699 117 0.01 99
IV.SNTG.HHZ. 2023-03-02T11:16:52.42 0.1 undecidable manual P 44 13.875 125 -0.01 100
IV.MML1.EHZ. 2023-03-02T11:16:52.45 1.0 undecidable manual P 115 13.3755 126 0.09 25
IV.ATCC.EHZ. 2023-03-02T11:16:52.73 0.6 positive manual P 279 14.874 123 0.12 49
IV.FOSV.EHZ. 2023-03-02T11:16:52.86 1.0 negative manual P 341 15.2736 122 0.19 24
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SNTG.HHN. ML:1.0 0.00009384999999999999 0.1 AML other m 2023-03-02T11:16:54.99
IV.MML1.EHE. ML:1.1 0.000144 1.02 AML other m 2023-03-02T11:16:55.59
IV.SNTG.HHE. ML:1.0 0.00010745 0.38 AML other m 2023-03-02T11:16:55.20
IV.MML1.EHN. ML:1.2 0.0001495 0.48 AML other m 2023-03-02T11:16:55.93
IV.SSFR.HHE. ML:1.5 0.00016599999999999997 0.74 AML other m 2023-03-02T11:17:00.45
IV.SSFR.HHN. ML:1.5 0.000146 0.76 AML other m 2023-03-02T11:17:00.56
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