Earthquake with magnitude of ML 0.6 on date 21-05-2021 and time 05:19:24 (Italy) in region 3 km E Nocera Umbra (PG)

A magnitude ML 0.6 earthquake occured in region: 3 km E Nocera Umbra (PG), on

  • 21-05-2021 03:19:24 (UTC)
  • 21-05-2021 05:19:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1150, 12.8320 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 3 5839 5839
Valtopina PG 9 1398 7237
Sefro MC 10 422 7659
Serravalle di Chienti MC 11 1070 8729
Fiuminata MC 12 1402 10131
Gualdo Tadino PG 14 15208 25339
Pioraco MC 14 1134 26473
Muccia MC 18 915 27388
Esanatoglia MC 18 2034 29422
Assisi PG 18 28299 57721
Spello PG 19 8645 66366
Monte Cavallo MC 19 145 66511
Valfabbrica PG 19 3389 69900
Camerino MC 19 6974 76874
Pieve Torina MC 20 1458 78332

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NE of Foligno (57155 inhabitants)
36 Km E of Perugia (166134 inhabitants)
63 Km N of Terni (111501 inhabitants)
79 Km SW of Ancona (100861 inhabitants)
83 Km S of Fano (60888 inhabitants)
86 Km E of Arezzo (99543 inhabitants)
87 Km NW of Teramo (54892 inhabitants)
89 Km S of Pesaro (94582 inhabitants)
97 Km NW of L'Aquila (69753 inhabitants)
98 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 0.6 2021-05-21
03:19:24
43.1148 12.8315 10 2021-05-21
03:24:47
Sala Sismica INGV-Roma 90316771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-21 03:19:24 ± 0.05
Latitude 43.1148 ± 0.0045
Longitude 12.8315 ± 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 90316771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 489
Semi-minor axis of confidence ellipse (meter) 110
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 197
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 151
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34894
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 90316771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-21 03:24:47
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2021-05-21T03:19:48.64 3.0 undecidable manual P 0.01 0
IV.CRE.HHZ. 2021-05-21T03:19:41.14 3.0 negative manual Pg 0.04 0
IV.NRCA.HHZ. 2021-05-21T03:19:38.01 0.3 undecidable manual S 144 38.7279 50 0.02 73
IV.MURB.HHZ. 2021-05-21T03:19:35.72 0.3 undecidable manual S 304 29.748 50 0.13 73
IV.CSP1.EHZ. 2021-05-21T03:19:35.75 0.3 undecidable manual S 95 30.3474 50 0 75
IV.FDMO.HHZ. 2021-05-21T03:19:33.44 0.3 undecidable manual S 113 22.4553 114 -0.04 75
IV.NRCA.HHZ. 2021-05-21T03:19:32.38 0.3 undecidable manual P 144 38.7279 50 -0.1 72
IV.ASSB.HHZ. 2021-05-21T03:19:31.39 0.3 undecidable manual S 240 16.1727 122 -0.14 75
IV.CSP1.EHZ. 2021-05-21T03:19:31.16 0.3 undecidable manual P 95 30.3474 50 -0.02 75
IV.CESI.HHZ. 2021-05-21T03:19:30.79 0.3 undecidable manual S 154 13.5753 126 0 77
IV.MURB.HHZ. 2021-05-21T03:19:30.98 0.3 undecidable manual P 304 29.748 50 -0.11 73
IV.FDMO.HHZ. 2021-05-21T03:19:29.81 0.1 undecidable manual P 113 22.4553 114 -0.06 100
IV.ASSB.HHZ. 2021-05-21T03:19:28.80 0.3 undecidable manual P 240 16.1727 122 0.05 76
IV.CESI.HHZ. 2021-05-21T03:19:28.61 0.3 undecidable manual P 154 13.5753 126 0.29 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:0.4 0.00002555 1.28 AML other m 2021-05-21T03:19:31.07
IV.CESI.HHE. ML:0.3 0.000021212435000000003 0.08 AML other m 2021-05-21T03:19:31.39
IV.ASSB.HHN. ML:0.6 0.000035451965 0.0992 AML other m 2021-05-21T03:19:32.14
IV.ASSB.HHE. ML:0.4 0.000020982444999999997 0.08 AML other m 2021-05-21T03:19:32.12
IV.NRCA.HHE. ML:0.8 0.000026450000000000003 0.1 AML other m 2021-05-21T03:19:38.21
IV.NRCA.HHN. ML:0.9 0.00003115 0.4 AML other m 2021-05-21T03:19:38.17
IV.FDMO.HHN. ML:0.8 0.00003795 0.16 AML other m 2021-05-21T03:19:42.14
IV.FDMO.HHE. ML:0.5 0.00001904169 0.1184 AML other m 2021-05-21T03:19:42.40
IV.MURB.HHE. ML:0.7 0.000024830335 0.3616 AML other m 2021-05-21T03:19:35.85
IV.CSP1.EHN. ML:0.7 0.00002468285 0.36 AML other m 2021-05-21T03:19:36.28
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