Earthquake with magnitude of ML 1.5 on date 23-04-2022 and time 01:37:39 (Italy) in region 3 km W Nocera Umbra (PG)

A magnitude ML 1.5 earthquake occured in region: 3 km W Nocera Umbra (PG), on

  • 22-04-2022 23:37:39 (UTC)
  • 23-04-2022 01:37:39 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1120, 12.7520 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 3 5839 5839
Valtopina PG 6 1398 7237
Assisi PG 12 28299 35536
Valfabbrica PG 13 3389 38925
Gualdo Tadino PG 14 15208 54133
Spello PG 15 8645 62778
Sefro MC 17 422 63200
Serravalle di Chienti MC 17 1070 64270
Fiuminata MC 17 1402 65672
Bastia Umbra PG 17 21874 87546
Foligno PG 18 57155 144701
Cannara PG 19 4305 149006

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km N of Foligno (57155 inhabitants)
29 Km E of Perugia (166134 inhabitants)
62 Km N of Terni (111501 inhabitants)
81 Km E of Arezzo (99543 inhabitants)
84 Km SW of Ancona (100861 inhabitants)
84 Km S of Fano (60888 inhabitants)
90 Km S of Pesaro (94582 inhabitants)
93 Km NW of Teramo (54892 inhabitants)
93 Km NE of Viterbo (67173 inhabitants)
100 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
Bulletin
Rev1000
ML 1.5 2022-04-22
23:37:39
43.1118 12.7515 10 2022-07-08
12:34:04
Bollettino Sismico Italiano INGV 106954461
Reviewed
Rev100
ML 1.5 2022-04-22
23:37:39
43.1122 12.7515 10 2022-04-22
23:43:35
Sala Sismica INGV-Roma 103621531
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-22 23:37:39 ± 0.03
Latitude 43.1118 ± 0.0018
Longitude 12.7515 ± 0.0025
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 106954461

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 236
Semi-minor axis of confidence ellipse (meter) 95
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 231
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 38
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.51441
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 106954461
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-07-08 09:47:45

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 103621531
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-22 23:43:35
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FNVD.HHZ. 2022-04-22T23:38:30.15 3.0 undecidable manual Sn -0.99 0
IV.IMOL.HNZ. 2022-04-22T23:38:27.93 3.0 undecidable manual S 0.12 0
IV.MMO1.EHZ. 2022-04-22T23:37:56.55 0.6 undecidable manual S 117 52.3032 50 0.3 44
IV.FRON.EHZ. 2022-04-22T23:37:54.21 0.6 undecidable manual S 357 45.1215 50 -0.11 46
IV.ATVO.HHZ. 2022-04-22T23:37:53.20 0.6 undecidable manual S 317 40.9257 50 -0.01 48
IV.NRCA.HHZ. 2022-04-22T23:37:53.68 0.6 undecidable manual S 136 42.624 50 0 48
IV.CSP1.EHZ. 2022-04-22T23:37:52.39 0.6 undecidable manual S 93 36.8298 50 0.28 46
IV.EL6.EHZ. 2022-04-22T23:37:52.58 0.6 undecidable manual S 49 37.2294 50 0.36 45
IV.ATFO.HHZ. 2022-04-22T23:37:51.07 0.6 undecidable manual S 333 31.746 50 0.3 46
IV.SSFR.HHZ. 2022-04-22T23:37:51.86 0.6 undecidable manual S 4 36.0417 50 -0.06 48
IV.MURB.HHZ. 2022-04-22T23:37:49.02 0.6 undecidable manual S 313 24.8529 112 0.14 48
IV.FDMO.HHZ. 2022-04-22T23:37:49.69 0.6 undecidable manual S 107 28.4493 50 -0.2 47
IV.MMO1.EHZ. 2022-04-22T23:37:49.17 0.3 undecidable manual P 117 52.3032 50 -0.03 70
IV.NARO.HHZ. 2022-04-22T23:37:49.82 0.3 undecidable manual P 346 57.0984 50 -0.12 68
IV.PIEI.HHZ. 2022-04-22T23:37:48.78 0.3 undecidable manual P 340 50.2164 50 -0.1 69
IV.ATMI.HHZ. 2022-04-22T23:37:48.35 0.3 undecidable manual P 302 46.2204 50 0.08 70
IT.MTCL.HGZ. 2022-04-22T23:37:48.30 0.6 undecidable manual S 123 23.9538 113 -0.3 46
IV.MC2.EHZ. 2022-04-22T23:37:48.07 0.6 undecidable manual P 122 41.8248 50 0.47 43
IV.ATVO.HHZ. 2022-04-22T23:37:47.21 0.3 undecidable manual P 317 40.9257 50 -0.24 68
IV.NRCA.HHZ. 2022-04-22T23:37:47.69 0.3 undecidable manual P 136 42.624 50 -0.03 71
IV.FRON.EHZ. 2022-04-22T23:37:47.86 0.3 undecidable manual P 357 45.1215 50 -0.24 68
IV.FOSV.EHZ. 2022-04-22T23:37:47.46 0.6 undecidable manual S 2 20.3685 116 0.02 49
IV.SNTG.HHZ. 2022-04-22T23:37:47.87 0.6 undecidable manual S 44 22.0668 114 -0.12 48
IT.FOPC.HGE. 2022-04-22T23:37:46.31 0.6 undecidable manual S 194 16.2726 122 0.11 49
IV.SSFR.HHZ. 2022-04-22T23:37:46.64 0.3 undecidable manual P 4 36.0417 50 -0.07 71
IV.CESI.HHZ. 2022-04-22T23:37:46.41 0.6 undecidable manual S 134 17.1717 120 -0.07 49
IV.CSP1.EHZ. 2022-04-22T23:37:46.77 0.6 undecidable manual P 93 36.8298 50 -0.04 48
IV.EL6.EHZ. 2022-04-22T23:37:46.92 0.3 undecidable manual P 49 37.2294 50 0.04 72
IV.ATFO.HHZ. 2022-04-22T23:37:45.92 0.1 undecidable manual P 333 31.746 50 -0.12 95
IV.FDMO.HHZ. 2022-04-22T23:37:45.36 0.3 undecidable manual P 107 28.4493 50 -0.17 71
IV.ATCC.EHZ. 2022-04-22T23:37:45.21 0.6 undecidable manual S 312 12.1767 129 0.17 49
IV.FOSV.EHZ. 2022-04-22T23:37:44.15 0.1 positive manual P 2 20.3685 116 0.03 99
IV.SNTG.HHZ. 2022-04-22T23:37:44.46 0.1 undecidable manual P 44 22.0668 114 0.03 99
IV.MURB.HHZ. 2022-04-22T23:37:44.87 0.1 positive manual P 313 24.8529 112 -0.09 97
IV.ASSB.HHZ. 2022-04-22T23:37:44.50 0.6 undecidable manual S 224 10.7781 133 -0.17 49
IT.MTCL.HGZ. 2022-04-22T23:37:44.76 0.3 undecidable manual P 123 23.9538 113 -0.03 74
IT.FOPC.HGE. 2022-04-22T23:37:43.41 0.1 undecidable manual P 194 16.2726 122 0 100
IV.CESI.HHZ. 2022-04-22T23:37:43.59 0.1 positive manual P 134 17.1717 120 0.03 99
IV.ASSB.HHZ. 2022-04-22T23:37:42.57 0.1 undecidable manual P 224 10.7781 133 0.05 100
IV.ATCC.EHZ. 2022-04-22T23:37:42.92 0.1 undecidable manual P 312 12.1767 129 0.19 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHN. ML:1.6 0.0005145 0.12 AML other m 2022-04-22T23:37:44.67
IV.ASSB.HHE. ML:1.5 0.00042249999999999997 0.42 AML other m 2022-04-22T23:37:44.87
IV.ATCC.HNE. ML:1.7 0.0006374999999999999 0.34 AML other m 2022-04-22T23:37:45.47
IV.ATCC.EHE. ML:1.7 0.0005875 0.34 AML other m 2022-04-22T23:37:45.47
IV.ATCC.EHN. ML:1.4 0.000311 0.16 AML other m 2022-04-22T23:37:45.66
IV.ATCC.HNN. ML:1.5 0.0003185 1.24 AML other m 2022-04-22T23:37:46.88
IV.CESI.HHE. ML:1.5 0.00027550000000000003 0.2 AML other m 2022-04-22T23:37:46.85
IV.CESI.HHN. ML:1.5 0.00029000000000000006 1.54 AML other m 2022-04-22T23:37:46.15
IV.FOSV.EHN. ML:1.1 0.00009635 0.12 AML other m 2022-04-22T23:37:47.90
IV.FOSV.EHE. ML:1.0 0.00007555000000000001 0.92 AML other m 2022-04-22T23:37:48.17
IV.SNTG.HHN. ML:1.1 0.00007775 1.38 AML other m 2022-04-22T23:37:48.29
IV.SNTG.HHE. ML:1.1 0.00009045 0.14 AML other m 2022-04-22T23:37:48.43
IV.FDMO.HHN. ML:1.5 0.00015 0.14 AML other m 2022-04-22T23:37:49.95
IV.FDMO.HHE. ML:1.4 0.00012915 0.16 AML other m 2022-04-22T23:37:49.90
IV.MURB.HHN. ML:1.6 0.000216 0.42 AML other m 2022-04-22T23:37:51.76
IV.MURB.HHE. ML:1.5 0.000191 0.36 AML other m 2022-04-22T23:37:51.71
IV.SSFR.HHE. ML:1.7 0.000179 0.16 AML other m 2022-04-22T23:37:52.72
IV.SSFR.HHN. ML:1.5 0.000128 0.18 AML other m 2022-04-22T23:37:52.71
IV.CSP1.EHE. ML:1.5 0.0001303 0.52 AML other m 2022-04-22T23:37:53.28
IV.CSP1.EHN. ML:1.6 0.00015265 0.54 AML other m 2022-04-22T23:37:53.68
IV.NRCA.HHN. ML:1.4 0.00007295 0.08 AML other m 2022-04-22T23:37:54.21
IV.NRCA.HHE. ML:1.3 0.0000652 0.52 AML other m 2022-04-22T23:37:55.67
IV.MMO1.EHN. ML:1.4 0.00006974999999999999 0.84 AML other m 2022-04-22T23:37:57.91
IV.MMO1.EHE. ML:1.5 0.00007919999999999999 0.68 AML other m 2022-04-22T23:37:57.47
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