Earthquake with magnitude of ML 0.9 on date 16-05-2021 and time 12:07:25 (Italy) in region 8 km E Foligno (PG)

A magnitude ML 0.9 earthquake occured in region: 8 km E Foligno (PG), on

  • 16-05-2021 10:07:25 (UTC)
  • 16-05-2021 12:07:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9610, 12.7980 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
Foligno PG 8 57155 57155
Trevi PG 10 8469 65624
Spello PG 11 8645 74269
Valtopina PG 12 1398 75667
Sellano PG 13 1079 76746
Montefalco PG 14 5679 82425
Bevagna PG 16 5081 87506
Campello sul Clitunno PG 16 2442 89948
Nocera Umbra PG 17 5839 95787
Monte Cavallo MC 17 145 95932
Serravalle di Chienti MC 18 1070 97002
Cannara PG 18 4305 101307
Castel Ritaldi PG 18 3278 104585
Cerreto di Spoleto PG 18 1075 105660
Assisi PG 19 28299 133959

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km E of Foligno (57155 inhabitants)
37 Km E of Perugia (166134 inhabitants)
46 Km N of Terni (111501 inhabitants)
81 Km W of Teramo (54892 inhabitants)
83 Km NE of Viterbo (67173 inhabitants)
84 Km NW of L'Aquila (69753 inhabitants)
93 Km SE of Arezzo (99543 inhabitants)
94 Km SW of Ancona (100861 inhabitants)
100 Km S of Fano (60888 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 0.9 2021-05-16
10:07:25
42.9612 12.7982 10 2021-05-16
10:15:09
Sala Sismica INGV-Roma 90160651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-16 10:07:25 ± 0.05
Latitude 42.9612 ± 0.0036
Longitude 12.7982 ± 0.0037
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 90160651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 328
Semi-minor axis of confidence ellipse (meter) 276
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 356
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32466
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 9
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 90160651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-16 10:15:09
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.FIE.HGZ. 2021-05-16T10:08:11.52 3.0 undecidable manual S 0.32 0
IV.FNVD.HHZ. 2021-05-16T10:07:58.25 3.0 undecidable manual Pg 2.55 0
IV.CPGN.EHZ. 2021-05-16T10:07:56.70 3.0 undecidable manual S -1.63 0
IV.PESA.HHZ. 2021-05-16T10:07:41.09 3.0 undecidable manual P -4.15 0
IV.MC2.EHZ. 2021-05-16T10:07:37.16 1.0 undecidable manual S 100 32.2455 50 0.58 21
IV.CSP1.EHZ. 2021-05-16T10:07:37.76 0.6 undecidable manual S 66 36.0417 50 0.17 47
IV.GAVE.EHZ. 2021-05-16T10:07:36.08 0.3 undecidable manual S 165 30.8469 50 -0.13 71
IV.ATCC.EHZ. 2021-05-16T10:07:35.56 0.3 undecidable manual S 333 27.9498 50 0.12 72
IV.NRCA.HHZ. 2021-05-16T10:07:35.72 0.6 undecidable manual S 119 29.3484 50 -0.09 48
IV.MOMA.HHZ. 2021-05-16T10:07:34.97 0.3 undecidable manual S 227 25.4523 50 0.2 71
IV.FDMO.HHZ. 2021-05-16T10:07:34.53 0.3 undecidable manual S 70 24.9528 50 -0.09 72
IV.CSP1.EHZ. 2021-05-16T10:07:32.49 0.3 undecidable manual P 66 36.0417 50 0.07 71
IV.NRCA.HHZ. 2021-05-16T10:07:31.25 0.1 undecidable manual P 119 29.3484 50 -0.14 95
IV.GAVE.EHZ. 2021-05-16T10:07:31.53 0.3 undecidable manual P 165 30.8469 50 -0.09 72
IV.ASSB.HHZ. 2021-05-16T10:07:31.31 0.3 undecidable manual S 309 14.4744 125 -0.21 72
IV.MC2.EHZ. 2021-05-16T10:07:31.66 0.3 undecidable manual P 100 32.2455 50 -0.17 70
IV.ATCC.EHZ. 2021-05-16T10:07:31.05 0.1 undecidable manual P 333 27.9498 50 -0.13 96
IV.CESI.HHZ. 2021-05-16T10:07:30.35 0.3 undecidable manual S 61 9.879 136 0.03 75
IV.FDMO.HHZ. 2021-05-16T10:07:30.62 0.1 undecidable manual P 70 24.9528 50 -0.09 97
IV.MOMA.HHZ. 2021-05-16T10:07:30.94 0.1 undecidable manual P 227 25.4523 50 0.15 95
IV.CESI.HHZ. 2021-05-16T10:07:28.47 0.1 undecidable manual P 61 9.879 136 0.25 96
IV.ASSB.HHZ. 2021-05-16T10:07:28.90 0.1 undecidable manual P 309 14.4744 125 -0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.0 0.00011350000000000001 0.16 AML other m 2021-05-16T10:07:30.91
IV.CESI.HHN. ML:0.9 0.00010505 1.62 AML other m 2021-05-16T10:07:31.84
IV.ASSB.HHN. ML:0.9 0.00007535 0.5 AML other m 2021-05-16T10:07:31.56
IV.ASSB.HHE. ML:0.9 0.0000783 0.5 AML other m 2021-05-16T10:07:31.66
IV.NRCA.HHN. ML:1.0 0.0000443 0.12 AML other m 2021-05-16T10:07:35.87
IV.NRCA.HHE. ML:0.9 0.00004025 1.24 AML other m 2021-05-16T10:07:36.94
IV.FDMO.HHE. ML:0.5 0.000019755025 0.4608 AML other m 2021-05-16T10:07:35.26
IV.FDMO.HHN. ML:0.7 0.000031983769999999995 0.1216 AML other m 2021-05-16T10:07:35.17
IV.GAVE.EHE. ML:1.3 0.00009702772500000001 0.1408 AML other m 2021-05-16T10:07:36.80
IV.GAVE.EHN. ML:1.2 0.00007381416 1.1968 AML other m 2021-05-16T10:07:36.43
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