Earthquake with magnitude of ML 0.9 on date 01-03-2021 and time 01:59:17 (Italy) in region 6 km NE Foligno (PG)

A magnitude ML 0.9 earthquake occured in region: 6 km NE Foligno (PG), on

  • 01-03-2021 00:59:17 (UTC)
  • 01-03-2021 01:59:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9950, 12.7480 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 6 57155 57155
Spello PG 6 8645 65800
Valtopina PG 7 1398 67198
Trevi PG 13 8469 75667
Bevagna PG 13 5081 80748
Cannara PG 13 4305 85053
Nocera Umbra PG 14 5839 90892
Montefalco PG 14 5679 96571
Assisi PG 14 28299 124870
Bastia Umbra PG 18 21874 146744
Gualdo Cattaneo PG 18 6155 152899
Sellano PG 19 1079 153978
Serravalle di Chienti MC 19 1070 155048
Campello sul Clitunno PG 20 2442 157490
Castel Ritaldi PG 20 3278 160768

Municipalities with at least 50000 inhabitants

An earthquake occurred to
6 Km NE of Foligno (57155 inhabitants)
32 Km E of Perugia (166134 inhabitants)
49 Km N of Terni (111501 inhabitants)
83 Km NE of Viterbo (67173 inhabitants)
87 Km W of Teramo (54892 inhabitants)
88 Km SE of Arezzo (99543 inhabitants)
89 Km NW of L'Aquila (69753 inhabitants)
93 Km SW of Ancona (100861 inhabitants)
97 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 2021-03-01
00:59:17
42.9947 12.7482 10 2021-03-01
23:47:14
Sala Sismica INGV-Roma 87612641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-01 00:59:17 ± 0.05
Latitude 42.9947 ± 0.0027
Longitude 12.7482 ± 0.0049
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 87612641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 394
Semi-minor axis of confidence ellipse (meter) 315
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 267
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 17
Number of defining phases 16
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) 0.42178
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 87612641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-01 23:47:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2021-03-01T00:59:32.60 0.3 undecidable manual S 37 46.8198 50 0.23 69
IV.CSP1.EHZ. 2021-03-01T00:59:30.29 0.3 undecidable manual S 74 38.5281 50 0.14 71
IV.GAVE.EHZ. 2021-03-01T00:59:29.37 0.3 undecidable manual S 160 35.6421 50 0.01 73
IV.NRCA.HHZ. 2021-03-01T00:59:29.06 0.3 undecidable manual S 121 34.743 50 -0.06 73
IV.FDMO.HHZ. 2021-03-01T00:59:27.01 0.3 undecidable manual S 80 27.8499 50 -0.3 70
IV.MMO1.EHZ. 2021-03-01T00:59:26.19 3.0 negative manual P -0.03 0
IV.ATCC.EHZ. 2021-03-01T00:59:25.71 0.3 undecidable manual S 338 22.8549 114 -0.12 73
IV.EL6.EHZ. 2021-03-01T00:59:25.88 0.1 undecidable manual P 37 46.8198 50 -0.06 95
IV.GAVE.EHZ. 2021-03-01T00:59:24.26 0.1 undecidable manual P 160 35.6421 50 0.05 97
IV.CSP1.EHZ. 2021-03-01T00:59:24.92 0.1 undecidable manual P 74 38.5281 50 0.25 92
IV.NRCA.HHZ. 2021-03-01T00:59:23.93 0.1 undecidable manual P 121 34.743 50 -0.14 95
IV.CESI.HHZ. 2021-03-01T00:59:22.75 0.3 undecidable manual S 85 12.7761 128 -0.05 76
IV.ATCC.EHZ. 2021-03-01T00:59:22.11 0.1 undecidable manual P 338 22.8549 114 -0.06 99
IV.FDMO.HHZ. 2021-03-01T00:59:22.90 0.1 undecidable manual P 80 27.8499 50 -0.12 97
IV.CESI.HHZ. 2021-03-01T00:59:20.52 0.1 undecidable manual P 85 12.7761 128 0.1 100
IT.FOPC.HGE. 2021-03-01T00:59:20.92 0.3 undecidable manual S 233 4.5954 155 -0.08 76
IT.FOPC.HGE. 2021-03-01T00:59:19.54 0.1 undecidable manual P 233 4.5954 155 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:0.7 0.000048200000000000006 0.56 AML other m 2021-03-01T00:59:23.95
IV.CESI.HHN. ML:0.7 0.00005505 0.76 AML other m 2021-03-01T00:59:24.76
IV.ATCC.EHE. ML:1.3 0.000135 1.78 AML other m 2021-03-01T00:59:26.99
IV.ATCC.EHN. ML:1.2 0.0001003 0.4 AML other m 2021-03-01T00:59:26.26
IV.FDMO.HHE. ML:0.8 0.00002849362 0.26 AML other m 2021-03-01T00:59:27.34
IV.FDMO.HHN. ML:0.8 0.000030130255 0.26 AML other m 2021-03-01T00:59:27.18
IV.NRCA.HHE. ML:0.7 0.000020758625 0.1 AML other m 2021-03-01T00:59:31.15
IV.NRCA.HHN. ML:0.7 0.00001767991 0.1 AML other m 2021-03-01T00:59:32.25
IV.GAVE.EHE. ML:1.2 0.000058083129999999995 0.26 AML other m 2021-03-01T00:59:29.89
IV.GAVE.EHN. ML:1.1 0.000051350515 0.2 AML other m 2021-03-01T00:59:30.06
IV.CSP1.EHE. ML:1.1 0.00004466435 0.38 AML other m 2021-03-01T00:59:30.59
IV.CSP1.EHN. ML:1.1 0.000050965485 0.3 AML other m 2021-03-01T00:59:32.00
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