Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.3 on date 08-05-2022 and time 21:05:18 (Italy) in region 3 km S Nocera Umbra (PG)

A magnitude ML 0.3 earthquake occured in region: 3 km S Nocera Umbra (PG), on

  • 08-05-2022 19:05:18 (UTC)
  • 08-05-2022 21:05:18 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0820, 12.7990 at 8 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.

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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 4 1398 7237
Serravalle di Chienti MC 13 1070 8307
Sefro MC 14 422 8729
Spello PG 14 8645 17374
Assisi PG 15 28299 45673
Foligno PG 16 57155 102828
Fiuminata MC 16 1402 104230
Gualdo Tadino PG 17 15208 119438
Valfabbrica PG 18 3389 122827
Pioraco MC 19 1134 123961
Monte Cavallo MC 19 145 124106
Cannara PG 20 4305 128411

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km NE of Foligno (57155 inhabitants)
33 Km E of Perugia (166134 inhabitants)
59 Km N of Terni (111501 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
86 Km SE of Arezzo (99543 inhabitants)
87 Km S of Fano (60888 inhabitants)
88 Km NW of Teramo (54892 inhabitants)
93 Km S of Pesaro (94582 inhabitants)
93 Km NE of Viterbo (67173 inhabitants)
95 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 0.3 2022-05-08
19:05:18		 43.0825 12.7988 8 2022-05-08
19:13:40		 Sala Sismica INGV-Roma 104362171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-08 19:05:18 ± 0.11
Latitude 43.0825 ± 0.0135
Longitude 12.7988 ± 0.0062
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 104362171

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1419
Semi-minor axis of confidence ellipse (meter) 445
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 176
Circular confidence region, given by single value of horizontal uncertainty (meter) 1420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.55128
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.3

Field Value
Value 0.3
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 104362171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-08 19:13:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2022-05-08T19:05:29.90 1.0 undecidable manual P 343 61.1943 50 -0.03 24
IV.FOSV.EHZ. 2022-05-08T19:05:29.17 3.0 undecidable manual S 0
IV.FDMO.HHZ. 2022-05-08T19:05:27.36 0.3 undecidable manual S 102 23.9538 109 -0.16 76
IV.SNTG.HHZ. 2022-05-08T19:05:27.96 3.0 undecidable manual P 0
IV.FRON.EHZ. 2022-05-08T19:05:27.64 0.6 undecidable manual P 353 48.618 50 -0.35 47
IV.FOSV.EHZ. 2022-05-08T19:05:26.39 3.0 undecidable manual P 0
IV.SSFR.HHZ. 2022-05-08T19:05:26.50 0.6 undecidable manual P 358 39.2274 50 -0.05 51
IV.ATSC.EHE. 2022-05-08T19:05:26.82 0.1 undecidable manual P 347 38.9277 50 0.32 96
IV.ASSB.HHZ. 2022-05-08T19:05:24.17 0.6 undecidable manual S 249 12.1767 124 0.32 50
IV.CESI.HHZ. 2022-05-08T19:05:24.07 0.6 undecidable manual S 135 12.1767 124 0.23 51
IV.MML1.EHZ. 2022-05-08T19:05:24.56 0.6 undecidable manual S 76 14.3745 120 0.06 53
IV.FDMO.HHZ. 2022-05-08T19:05:23.84 1.0 undecidable manual P 102 23.9538 109 0.04 26
IV.MML1.EHZ. 2022-05-08T19:05:22.08 1.0 positive manual P 76 14.3745 120 0.01 27
IV.ASSB.HHZ. 2022-05-08T19:05:21.35 0.1 undecidable manual P 249 12.1767 124 -0.33 100
IV.CESI.HHZ. 2022-05-08T19:05:21.82 1.0 undecidable manual P 135 12.1767 124 0.14 26
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SNTG.HHE. ML:0.3 0.0000135 0.26 AML other m 2022-05-08T19:05:31.00
IV.SNTG.HHN. ML:0.5 0.00001915 1.44 AML other m 2022-05-08T19:05:32.88
IV.CESI.HHE. ML:-0.1 0.000010785153000000001 0.1408 AML other m 2022-05-08T19:05:24.43
IV.CESI.HHN. ML:-0.1 0.000008189214499999999 0.1152 AML other m 2022-05-08T19:05:24.46
IV.MML1.EHE. ML:0.3 0.000019791125 0.2176 AML other m 2022-05-08T19:05:24.51
IV.MML1.EHN. ML:0.2 0.0000156647765 0.1536 AML other m 2022-05-08T19:05:24.48
IV.FDMO.HHE. ML:0.2 0.0000083586415 0.0768 AML other m 2022-05-08T19:05:27.35
IV.FDMO.HHN. ML:0.2 0.000008512972000000001 0.1408 AML other m 2022-05-08T19:05:27.35
IV.FRON.EHE. ML:0.9 0.000019796055 0.1664 AML other m 2022-05-08T19:05:30.88
IV.FRON.EHN. ML:0.6 0.000011419514999999999 0.1024 AML other m 2022-05-08T19:05:31.38
IV.NARO.HHE. ML:0.4 0.0000070992625 0.0768 AML other m 2022-05-08T19:05:35.19
IV.NARO.HHN. ML:0.4 0.000005837567 0.4992 AML other m 2022-05-08T19:05:35.25
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