Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 19-05-2021 and time 22:01:14 (Italy) in region 6 km W Gubbio (PG)

A magnitude ML 1.6 earthquake occured in region: 6 km W Gubbio (PG), on

  • 19-05-2021 20:01:14 (UTC)
  • 19-05-2021 22:01:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3700, 12.5120 at 9 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.

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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
Gubbio PG 6 32216 32216
Pietralunga PG 10 2111 34327
Scheggia e Pascelupo PG 13 1393 35720
Montone PG 15 1680 37400
Cantiano PU 15 2245 39645
Costacciaro PG 16 1216 40861
Umbertide PG 16 16681 57542
Sigillo PG 19 2404 59946

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km NE of Perugia (166134 inhabitants)
49 Km NW of Foligno (57155 inhabitants)
52 Km E of Arezzo (99543 inhabitants)
67 Km SW of Fano (60888 inhabitants)
68 Km SW of Pesaro (94582 inhabitants)
77 Km S of Rimini (147750 inhabitants)
86 Km W of Ancona (100861 inhabitants)
88 Km S of Cesena (96758 inhabitants)
91 Km N of Terni (111501 inhabitants)
96 Km E of Siena (53903 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 1.6 2021-05-19
20:01:14		 43.3698 12.5122 9 2021-12-29
11:12:00		 Bollettino Sismico Italiano INGV 90476401
Reviewed
Rev100 		ML 1.6 2021-05-19
20:01:14		 43.3652 12.5172 8 2021-05-19
20:06:21		 Sala Sismica INGV-Roma 90272841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-05-19 20:01:14 ± 0.04
Latitude 43.3698 ± 0.0027
Longitude 12.5122 ± 0.0025
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 90476401

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 233
Semi-minor axis of confidence ellipse (meter) 212
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 309
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 38
Number of associated phases, regardless of their use for origin computation 56
Number of defining phases 55
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.57557
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 34
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 90476401
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-05-25 08:09:38

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 90272841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-05-19 20:06:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2021-05-19T20:01:29.67 3.0 negative manual P -0.3 0
IV.ASSB.HHZ. 2021-05-19T20:01:27.72 0.1 undecidable manual S 162 38.2284 50 -0.08 94
IV.ARVD.HHZ. 2021-05-19T20:01:27.77 0.1 undecidable manual S 68 37.4292 50 0.19 92
IV.MPAG.EHZ. 2021-05-19T20:01:26.84 0.3 undecidable manual S 35 34.9428 50 -0.1 71
IV.CSP1.EHZ. 2021-05-19T20:01:26.20 0.3 undecidable manual P 119 63.8916 50 -0.02 68
IV.MGAB.HHZ. 2021-05-19T20:01:25.70 0.3 undecidable manual P 213 60.1953 50 0.06 68
IV.FDMO.HHZ. 2021-05-19T20:01:25.21 0.3 undecidable manual P 128 59.3961 50 -0.31 65
IV.NARO.HHZ. 2021-05-19T20:01:24.29 0.3 undecidable manual S 12 27.2505 108 -0.36 68
IV.COR1.EHZ. 2021-05-19T20:01:24.43 0.3 undecidable manual P 53 48.8178 50 0.53 63
IV.BADI.EHZ. 2021-05-19T20:01:24.26 0.3 undecidable manual S 306 26.5512 109 -0.15 71
IV.CRE.HHZ. 2021-05-19T20:01:24.37 0.3 undecidable manual P 302 52.9026 50 -0.15 68
IV.APEC.HHZ. 2021-05-19T20:01:23.23 0.1 undecidable manual S 340 22.1556 112 0.24 94
IV.SSFR.HHZ. 2021-05-19T20:01:23.21 0.3 undecidable manual S 71 22.9548 111 -0.03 73
IV.CAFI.HHZ. 2021-05-19T20:01:23.25 0.3 undecidable manual P 264 44.2224 50 0.06 70
IV.FRON.EHZ. 2021-05-19T20:01:23.43 0.3 undecidable manual S 46 23.754 111 -0.07 73
IV.EL6.EHZ. 2021-05-19T20:01:23.62 0.1 undecidable manual P 95 47.8188 50 -0.11 92
IV.PIEI.HHZ. 2021-05-19T20:01:22.06 0.3 undecidable manual S 6 18.4704 116 0.25 71
IV.ATVA.EHE. 2021-05-19T20:01:22.48 0.3 undecidable manual S 241 20.9679 113 -0.1 72
IV.SSP9.EHZ. 2021-05-19T20:01:22.16 0.3 undecidable manual P 307 38.1285 50 -0.08 71
IV.ATMI.HHZ. 2021-05-19T20:01:22.50 0.1 undecidable manual S 259 20.0688 114 0.19 95
IV.PARC.HHZ. 2021-05-19T20:01:22.08 0.3 undecidable manual P 325 37.9287 50 -0.14 70
IV.PE3.EHZ. 2021-05-19T20:01:22.38 0.3 undecidable manual P 358 36.2415 50 0.44 66
IV.ATSC.EHE. 2021-05-19T20:01:21.03 0.3 undecidable manual S 67 15.2736 120 0.2 72
IV.ARVD.HHZ. 2021-05-19T20:01:21.88 0.3 undecidable manual P 68 37.4292 50 -0.25 68
IT.UMBT.HGZ. 2021-05-19T20:01:21.60 0.3 undecidable manual S 242 15.4734 120 0.73 61
IV.ASSB.HHZ. 2021-05-19T20:01:21.99 0.3 undecidable manual P 162 38.2284 50 -0.26 68
IV.MPAG.EHZ. 2021-05-19T20:01:21.52 0.1 undecidable manual P 35 34.9428 50 -0.23 92
IV.NARO.HHZ. 2021-05-19T20:01:20.21 0.1 undecidable manual P 12 27.2505 108 -0.22 93
IV.MURB.HHZ. 2021-05-19T20:01:20.34 0.3 undecidable manual S 175 11.877 127 0.49 68
IV.BADI.EHZ. 2021-05-19T20:01:20.10 0.3 undecidable manual P 306 26.5512 109 -0.2 70
IV.ATPC.HHE. 2021-05-19T20:01:20.37 0.3 undecidable manual S 340 13.0758 124 0.19 72
IV.ATBU.EHZ. 2021-05-19T20:01:20.32 0.1 undecidable manual S 14 12.0768 127 0.41 92
IV.ATMC.EHE. 2021-05-19T20:01:20.25 0.3 undecidable manual P 288 27.1506 108 -0.15 71
IV.FOSV.EHZ. 2021-05-19T20:01:19.28 0.3 undecidable manual P 112 21.7671 112 -0.11 72
IV.FRON.EHZ. 2021-05-19T20:01:19.67 0.1 positive manual P 46 23.754 111 -0.1 96
IV.ATLO.EHE. 2021-05-19T20:01:19.26 0.3 undecidable manual S 234 10.3785 131 -0.19 72
IV.ATVA.EHE. 2021-05-19T20:01:19.38 0.1 undecidable manual P 241 20.9679 113 0.14 96
IV.APEC.HHZ. 2021-05-19T20:01:19.50 0.1 undecidable manual P 340 22.1556 112 0.02 98
IV.ATMI.HHZ. 2021-05-19T20:01:19.20 0.3 undecidable manual P 259 20.0688 114 0.12 72
IV.ATPI.EHZ. 2021-05-19T20:01:19.94 0.1 undecidable manual S 315 12.5763 125 -0.11 98
IV.SSFR.HHZ. 2021-05-19T20:01:19.57 0.1 positive manual P 71 22.9548 111 -0.05 97
IV.ATPC.HHE. 2021-05-19T20:01:18.00 0.1 undecidable manual P 340 13.0758 124 0.14 97
IV.ATVO.HHZ. 2021-05-19T20:01:18.56 0.1 undecidable manual S 279 8.5803 136 -0.43 92
IV.ATSC.EHE. 2021-05-19T20:01:18.39 0.1 positive manual P 67 15.2736 120 0.16 96
IV.PIEI.HHZ. 2021-05-19T20:01:18.97 0.1 undecidable manual P 6 18.4704 116 0.17 96
IT.UMBT.HGZ. 2021-05-19T20:01:18.76 0.1 undecidable manual P 242 15.4734 120 0.5 90
IV.MURB.HHZ. 2021-05-19T20:01:17.79 0.1 undecidable manual P 175 11.877 127 0.12 98
IV.ATFO.HHZ. 2021-05-19T20:01:17.53 0.6 undecidable manual S 94 4.7952 152 -0.68 43
IV.ATPI.EHZ. 2021-05-19T20:01:17.77 0.1 undecidable manual P 315 12.5763 125 -0.01 100
IV.ATBU.EHZ. 2021-05-19T20:01:17.97 0.1 positive manual P 14 12.0768 127 0.27 95
IV.TB03.DHZ.01 2021-05-19T20:01:17.18 0.1 undecidable manual P 293 8.88 135 -0.04 100
IV.ATVO.HHZ. 2021-05-19T20:01:17.08 0.1 positive manual P 279 8.5803 136 -0.09 99
IV.ATLO.EHE. 2021-05-19T20:01:17.49 0.1 positive manual P 234 10.3785 131 0.06 99
IV.TB01.DHZ.01 2021-05-19T20:01:17.92 0.1 undecidable manual S 282 6.2937 145 -0.56 89
IV.TB01.DHZ.01 2021-05-19T20:01:16.74 0.1 positive manual P 282 6.2937 145 -0.14 98
IV.ATFO.HHZ. 2021-05-19T20:01:16.51 0.1 positive manual P 94 4.7952 152 -0.21 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATVO.HHN. ML:1.8 0.0009490000000000001 0.22 AML other m 2021-05-19T20:01:18.78
IV.ATVO.HHE. ML:1.7 0.0007880000000000001 0.52 AML other m 2021-05-19T20:01:20.59
IV.ATPI.EHE. ML:1.5 0.00036350000000000005 0.42 AML other m 2021-05-19T20:01:20.48
IV.ATPI.EHN. ML:1.6 0.00041799999999999997 1.2 AML other m 2021-05-19T20:01:20.24
IV.MURB.HNE. ML:2.0 0.001195 0.26 AML other m 2021-05-19T20:01:21.31
IV.MURB.HHE. ML:2.0 0.0012749999999999999 0.24 AML other m 2021-05-19T20:01:21.31
IV.MURB.HNN. ML:1.8 0.0007455000000000001 0.22 AML other m 2021-05-19T20:01:22.09
IV.MURB.HHN. ML:1.9 0.0009725000000000001 0.24 AML other m 2021-05-19T20:01:22.21
IV.PIEI.HHN. ML:1.8 0.0005780000000000001 1.28 AML other m 2021-05-19T20:01:22.70
IV.PIEI.HHE. ML:2.1 0.0010689999999999999 1.74 AML other m 2021-05-19T20:01:22.92
IV.ATMI.HHE. ML:1.6 0.0002825 0.72 AML other m 2021-05-19T20:01:23.64
IV.FRON.EHE. ML:1.3 0.0001285 0.3 AML other m 2021-05-19T20:01:23.58
IV.APEC.HHE. ML:1.9 0.0004945 0.2 AML other m 2021-05-19T20:01:23.89
IV.APEC.HHN. ML:1.7 0.000372 0.66 AML other m 2021-05-19T20:01:24.45
IV.SSFR.HNE. ML:1.9 0.0004955 0.18 AML other m 2021-05-19T20:01:24.14
IV.SSFR.HHE. ML:1.8 0.00045400000000000003 0.2 AML other m 2021-05-19T20:01:24.24
IV.NARO.HHE. ML:1.5 0.0001525 0.22 AML other m 2021-05-19T20:01:24.63
IV.BADI.EHN. ML:2.0 0.0005529999999999999 0.2 AML other m 2021-05-19T20:01:24.84
IV.NARO.HHN. ML:1.5 0.0001575 0.08 AML other m 2021-05-19T20:01:24.84
IV.FRON.EHN. ML:1.5 0.00019250000000000002 1.58 AML other m 2021-05-19T20:01:25.79
IV.SSFR.HHN. ML:1.9 0.0005620000000000001 0.22 AML other m 2021-05-19T20:01:25.20
IV.SSFR.HNN. ML:2.0 0.000737 0.22 AML other m 2021-05-19T20:01:25.32
IV.BADI.EHE. ML:2.0 0.000523 0.6 AML other m 2021-05-19T20:01:25.84
IV.FOSV.EHE. ML:1.2 0.00010245 1.26 AML other m 2021-05-19T20:01:25.70
IV.ATMI.HHN. ML:1.6 0.00030900000000000003 0.5 AML other m 2021-05-19T20:01:26.87
IV.FOSV.EHN. ML:1.2 0.0001095 0.8 AML other m 2021-05-19T20:01:27.03
IV.MPAG.EHE. ML:1.3 0.00007635 1.38 AML other m 2021-05-19T20:01:27.83
IV.PE3.EHN. ML:2.0 0.00039400000000000004 0.3 AML other m 2021-05-19T20:01:28.73
IV.PARC.HHN. ML:1.5 0.0001088 0.72 AML other m 2021-05-19T20:01:29.20
IV.PARC.HHE. ML:1.4 0.000106 0.42 AML other m 2021-05-19T20:01:29.65
IV.MPAG.EHN. ML:1.3 0.00008115 1.52 AML other m 2021-05-19T20:01:29.11
IV.PE3.EHE. ML:1.9 0.000297 1.1 AML other m 2021-05-19T20:01:29.90
IV.CAFI.HHE. ML:1.3 0.0000669 0.12 AML other m 2021-05-19T20:01:29.87
IV.CAFI.HHN. ML:1.4 0.0000688 0.42 AML other m 2021-05-19T20:01:29.78
IV.ASSB.HHE. ML:1.4 0.00008885 0.78 AML other m 2021-05-19T20:01:31.39
IV.ASSB.HHN. ML:1.3 0.00007879999999999999 1.5 AML other m 2021-05-19T20:01:31.96
IV.FDMO.HHE. ML:1.3 0.0000435 0.84 AML other m 2021-05-19T20:01:34.52
IV.FDMO.HHN. ML:1.3 0.00003985 0.24 AML other m 2021-05-19T20:01:34.53
IV.MGAB.HHN. ML:1.7 0.00011000000000000002 0.52 AML other m 2021-05-19T20:01:35.91
IV.MGAB.HHE. ML:1.7 0.000108 0.5 AML other m 2021-05-19T20:01:37.28
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