Earthquake with magnitude of ML 1.0 on date 01-02-2023 and time 14:35:15 (Italy) in region 7 km E Nocera Umbra (PG)

A magnitude ML 1.0 earthquake occured in region: 7 km E Nocera Umbra (PG), on

  • 01-02-2023 13:35:15 (UTC)
  • 01-02-2023 14:35:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1150, 12.8720 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 7 5839 5839
Sefro MC 7 422 6261
Serravalle di Chienti MC 8 1070 7331
Fiuminata MC 10 1402 8733
Valtopina PG 11 1398 10131
Pioraco MC 12 1134 11265
Muccia MC 15 915 12180
Gualdo Tadino PG 15 15208 27388
Camerino MC 16 6974 34362
Pieve Torina MC 17 1458 35820
Esanatoglia MC 17 2034 37854
Monte Cavallo MC 17 145 37999
Pievebovigliana MC 18 866 38865
Castelraimondo MC 19 4587 43452
Matelica MC 20 9981 53433
Fiordimonte MC 20 202 53635

Municipalities with at least 50000 inhabitants

An earthquake occurred to
22 Km NE of Foligno (57155 inhabitants)
39 Km E of Perugia (166134 inhabitants)
64 Km N of Terni (111501 inhabitants)
77 Km SW of Ancona (100861 inhabitants)
82 Km S of Fano (60888 inhabitants)
85 Km NW of Teramo (54892 inhabitants)
89 Km S of Pesaro (94582 inhabitants)
89 Km E of Arezzo (99543 inhabitants)
95 Km NW of L'Aquila (69753 inhabitants)
100 Km NE of Viterbo (67173 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 1.0 2023-02-01
13:35:15
43.1147 12.872 10 2023-02-01
13:50:32
Sala Sismica INGV-Roma 113960201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-01 13:35:15 ± 0.08
Latitude 43.1147 ± 0.0054
Longitude 12.8720 ± 0.0062
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 113960201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 653
Semi-minor axis of confidence ellipse (meter) 296
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 223
Circular confidence region, given by single value of horizontal uncertainty (meter) 650.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 125
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.33185
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 113960201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-01 13:50:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHZ. 2023-02-01T13:35:27.53 0.1 undecidable manual S 131 34.2435 50 0.22 93
IV.CSP1.EHZ. 2023-02-01T13:35:25.41 0.1 undecidable manual S 95 27.0507 50 0 99
IV.ATCC.EHZ. 2023-02-01T13:35:23.43 0.1 undecidable manual S 293 20.3685 117 0.02 99
IV.FDMO.HHZ. 2023-02-01T13:35:23.03 0.1 undecidable manual S 116 19.4694 118 -0.11 98
IV.MC2.EHZ. 2023-02-01T13:35:23.00 0.3 undecidable manual P 131 34.2435 50 0.67 61
IV.SSFR.HHZ. 2023-02-01T13:35:22.59 0.1 undecidable manual P 349 36.4413 50 -0.08 96
IV.NRCA.HHZ. 2023-02-01T13:35:22.51 0.1 undecidable manual P 148 36.8298 50 -0.23 93
IV.SNTG.HHZ. 2023-02-01T13:35:22.07 0.6 undecidable manual S 20 16.5723 122 -0.18 48
IV.CSP1.EHZ. 2023-02-01T13:35:20.67 0.1 undecidable manual P 95 27.0507 50 -0.56 87
IV.MML1.EHZ. 2023-02-01T13:35:20.19 0.6 undecidable manual S 91 8.0808 142 0.17 49
IV.ATCC.EHZ. 2023-02-01T13:35:20.11 0.1 undecidable manual P 293 20.3685 117 0.03 99
IV.CESI.HHZ. 2023-02-01T13:35:20.85 0.1 undecidable manual S 168 12.4764 129 -0.25 96
IV.FOSV.EHZ. 2023-02-01T13:35:20.32 3.0 positive manual P 0.46 0
IV.MF5.EHZ. 2023-02-01T13:35:19.97 3.0 undecidable manual P -1.14 0
IV.SNTG.HHZ. 2023-02-01T13:35:19.49 0.1 undecidable manual P 20 16.5723 122 0.08 99
IV.FDMO.HHZ. 2023-02-01T13:35:19.97 0.1 undecidable manual P 116 19.4694 118 0.05 99
IV.CESI.HHZ. 2023-02-01T13:35:18.80 0.1 undecidable manual P 168 12.4764 129 0.06 100
IV.MMUR.HNZ. 2023-02-01T13:35:18.03 3.0 undecidable manual P -1.02 0
IV.MML1.EHZ. 2023-02-01T13:35:18.36 0.1 undecidable manual P 91 8.0808 142 0.24 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.EHE. ML:1.0 0.0001425 0.1 AML other m 2023-02-01T13:35:20.39
IV.MML1.EHN. ML:1.0 0.000141 0.4 AML other m 2023-02-01T13:35:20.33
IV.CESI.HHN. ML:1.0 0.00011650000000000001 1.78 AML other m 2023-02-01T13:35:20.97
IV.CESI.HHE. ML:1.2 0.000188 0.68 AML other m 2023-02-01T13:35:21.13
IV.SNTG.HHN. ML:0.8 0.000055849999999999996 1.44 AML other m 2023-02-01T13:35:22.91
IV.FDMO.HHE. ML:1.0 0.00007384999999999999 0.22 AML other m 2023-02-01T13:35:23.11
IV.FDMO.HHN. ML:1.3 0.0001379 0.66 AML other m 2023-02-01T13:35:23.26
IV.SNTG.HHE. ML:0.7 0.00004245 1.3 AML other m 2023-02-01T13:35:23.72
IV.ATCC.EHE. ML:1.3 0.00013350000000000002 0.26 AML other m 2023-02-01T13:35:23.83
IV.ATCC.EHN. ML:1.0 0.00006534999999999999 0.38 AML other m 2023-02-01T13:35:23.87
IV.CSP1.EHN. ML:1.5 0.000162 1.58 AML other m 2023-02-01T13:35:26.85
IV.CSP1.EHE. ML:1.4 0.00013700000000000002 1.58 AML other m 2023-02-01T13:35:26.84
IV.NRCA.HHE. ML:0.9 0.0000321 0.52 AML other m 2023-02-01T13:35:28.62
IV.NRCA.HHN. ML:1.0 0.0000368 1.5 AML other m 2023-02-01T13:35:28.07
IV.SSFR.HHE. ML:0.9 0.0000309 0.8 AML other m 2023-02-01T13:35:30.52
IV.SSFR.HHN. ML:1.0 0.000034750000000000004 1.16 AML other m 2023-02-01T13:35:30.18
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