Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.1 on date 11-06-2021 and time 03:19:16 (Italy) in region 3 km SE Acqualagna (PU)

A magnitude ML 0.1 earthquake occured in region: 3 km SE Acqualagna (PU), on

  • 11-06-2021 01:19:16 (UTC)
  • 11-06-2021 03:19:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5930, 12.6870 at 16 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
Acqualagna PU 3 4393 4393
Cagli PU 6 8731 13124
Frontone PU 10 1300 14424
Fermignano PU 10 8596 23020
Pergola PU 13 6333 29353
Serra Sant'Abbondio PU 13 1027 30380
Cantiano PU 14 2245 32625
Piobbico PU 14 2029 34654
Fossombrone PU 14 9575 44229
Urbino PU 15 15019 59248
Urbania PU 16 7099 66347
Isola del Piano PU 18 594 66941
Fratte Rosa PU 18 966 67907
Sant'Ippolito PU 18 1563 69470
Peglio PU 19 696 70166
Montefelcino PU 20 2671 72837

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km SW of Fano (60888 inhabitants)
40 Km SW of Pesaro (94582 inhabitants)
53 Km S of Rimini (147750 inhabitants)
59 Km NE of Perugia (166134 inhabitants)
66 Km E of Arezzo (99543 inhabitants)
67 Km W of Ancona (100861 inhabitants)
70 Km SE of Cesena (96758 inhabitants)
71 Km N of Foligno (57155 inhabitants)
87 Km SE of Forlì (117913 inhabitants)
100 Km SE of Ravenna (159116 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 		Md 1.0
ML 0.1 		2021-06-11
01:19:16		 43.5933 12.6868 16 2021-12-29
11:12:51		 Bollettino Sismico Italiano INGV 97415761
Reviewed
Rev100 		ML 0.1 2021-06-11
01:19:16		 43.5947 12.6875 17 2021-06-11
01:28:40		 Sala Sismica INGV-Roma 91063461
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-06-11 01:19:16 ± 0.17
Latitude 43.5933 ± 0.0063
Longitude 12.6868 ± 0.0075
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97415761

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 719
Semi-minor axis of confidence ellipse (meter) 70
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 40
Circular confidence region, given by single value of horizontal uncertainty (meter) 720.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 109
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.20774
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:0.1

Field Value
Value 0.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 91063461
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-06-11 01:28:40

ML:0.1

Field Value
Value 0.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 97415761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-12 12:35:25

Md:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 4
Type of magnitude Md
Reference to an origin 97415761
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-12 12:35:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATBU.EHZ. 2021-06-11T01:19:25.04 0.3 undecidable manual S 221 17.1717 123 0.65 63
IV.PE3.EHZ. 2021-06-11T01:19:25.24 0.3 undecidable manual S 307 19.0698 120 0.42 68
IV.ARVD.HHZ. 2021-06-11T01:19:25.89 0.3 undecidable manual S 117 23.0547 113 0.12 75
IV.APEC.HHZ. 2021-06-11T01:19:25.60 0.6 undecidable manual S 260 21.7671 115 0.13 48
IV.SSFR.HHZ. 2021-06-11T01:19:24.90 0.3 undecidable manual S 156 19.0698 120 0.08 75
IV.ATSC.EHZ. 2021-06-11T01:19:24.82 0.3 undecidable manual S 180 18.7701 120 0.06 75
IV.PIEI.HHZ. 2021-06-11T01:19:23.28 0.3 undecidable manual S 242 13.7751 131 -0.39 71
IV.MPAG.HNZ. 2021-06-11T01:19:22.54 0.3 undecidable manual S 56 7.0929 152 -0.01 76
IV.NARO.HHZ. 2021-06-11T01:19:22.52 0.3 undecidable manual S 283 8.7801 146 -0.26 73
IV.FRON.EHZ. 2021-06-11T01:19:22.94 0.3 undecidable manual S 160 8.9799 145 0.13 75
IV.ATSC.EHZ. 2021-06-11T01:19:21.59 0.3 undecidable manual P 180 18.7701 120 0.17 73
IV.PE3.EHZ. 2021-06-11T01:19:21.67 0.3 undecidable manual P 307 19.0698 120 0.21 72
IV.SSFR.HHZ. 2021-06-11T01:19:21.33 0.3 undecidable manual P 156 19.0698 120 -0.12 73
IV.ARVD.HHZ. 2021-06-11T01:19:21.82 0.3 undecidable manual P 117 23.0547 113 -0.19 71
IV.APEC.HHZ. 2021-06-11T01:19:21.42 3.0 undecidable manual P 260 21.7671 115 -0.41 0
IV.PIEI.HHZ. 2021-06-11T01:19:20.52 0.3 undecidable manual P 242 13.7751 131 -0.27 73
IV.MPAG.HNZ. 2021-06-11T01:19:20.03 0.3 undecidable manual P 56 7.0929 152 -0.11 75
IV.ATBU.EHZ. 2021-06-11T01:19:20.61 0.3 undecidable manual P 221 17.1717 123 -0.6 67
IV.NARO.HHZ. 2021-06-11T01:19:20.06 0.3 undecidable manual P 283 8.7801 146 -0.22 74
IV.ATPI.EHZ. 2021-06-11T01:19:20.02 3.0 undecidable manual Pg 0
IV.FRON.EHZ. 2021-06-11T01:19:20.43 0.1 undecidable manual P 160 8.9799 145 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NARO.HHN. ML:0.0 0.000010276921499999999 0.08 AML other m 2021-06-11T01:19:22.61
IV.NARO.HHE. ML:0.0 0.000012430624500000001 0.06 AML other m 2021-06-11T01:19:22.73
IV.MPAG.EHE. ML:0.4 0.000023590189999999996 0.14 AML other m 2021-06-11T01:19:22.78
IV.FRON.EHE. ML:0.3 0.0000189 0.58 AML other m 2021-06-11T01:19:23.13
IV.MPAG.EHN. ML:0.0 0.000008941795 0.18 AML other m 2021-06-11T01:19:23.06
IV.FRON.EHN. ML:0.4 0.000025716339999999996 0.08 AML other m 2021-06-11T01:19:23.22
IV.PIEI.HHE. ML:0.1 0.0000106 1.46 AML other m 2021-06-11T01:19:24.78
IV.PIEI.HHN. ML:-0.2 0.000005858962 0.12 AML other m 2021-06-11T01:19:24.23
IV.ARVD.HHN. ML:0.0 0.0000046403365 0.1 AML other m 2021-06-11T01:19:26.24
IV.ARVD.HHE. ML:0.0 0.0000040727142 0.08 AML other m 2021-06-11T01:19:26.48
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