Istituto Nazionale di Geofisica e Vulcanologia

Earthquake (quarry blast) with magnitude of ML 1.1 on date 22-03-2022 and time 11:46:44 (Italy) in region 1 km SE Cantiano (PU)

A magnitude ML 1.1 (quarry blast) earthquake occured in region: 1 km SE Cantiano (PU), on

  • 22-03-2022 10:46:44 (UTC)
  • 22-03-2022 11:46:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.4620, 12.6340 at 0 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

Event type: quarry blast.

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
Cantiano PU 2 2245 2245
Scheggia e Pascelupo PG 7 1393 3638
Cagli PU 10 8731 12369
Frontone PU 10 1300 13669
Serra Sant'Abbondio PU 12 1027 14696
Gubbio PG 13 32216 46912
Costacciaro PG 13 1216 48128
Pietralunga PG 16 2111 50239
Sigillo PG 17 2404 52643
Piobbico PU 17 2029 54672
Acqualagna PU 18 4393 59065
Sassoferrato AN 19 7285 66350
Pergola PU 20 6333 72683

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km NE of Perugia (166134 inhabitants)
53 Km SW of Fano (60888 inhabitants)
55 Km SW of Pesaro (94582 inhabitants)
57 Km N of Foligno (57155 inhabitants)
61 Km E of Arezzo (99543 inhabitants)
67 Km S of Rimini (147750 inhabitants)
74 Km W of Ancona (100861 inhabitants)
81 Km SE of Cesena (96758 inhabitants)
97 Km SE of Forlì (117913 inhabitants)
100 Km N of Terni (111501 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 1.1 2022-03-22
10:46:44		 43.4622 12.6337 1 2022-07-08
12:34:00		 Bollettino Sismico Italiano INGV 105303781
Reviewed
Rev100 		ML 1.1 2022-03-22
10:46:43		 43.4613 12.5967 10 2022-03-22
11:28:59		 Sala Sismica INGV-Roma 102249001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-22 10:46:44 ± 0.2
Latitude 43.4622 ± 0.0126
Longitude 12.6337 ± 0.0173
Depth (km) 1 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type quarry blast
Origin ID 105303781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1540
Semi-minor axis of confidence ellipse (meter) 1240
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 44
Circular confidence region, given by single value of horizontal uncertainty (meter) 1540.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.54
Epicentral distance of station closest to the epicenter (degree) 0.05396
Epicentral distance of station farthest from the epicenter (degree) 0.36512
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 105303781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-29 13:20:59

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 102249001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-22 11:28:59
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2022-03-22T10:46:51.85 0.3 undecidable manual P 111 40.5261 91 -1.02 53
IV.SNTG.HHZ. 2022-03-22T10:46:50.76 0.3 undecidable manual P 133 33.744 91 -0.76 61
IV.MPAG.EHZ. 2022-03-22T10:46:48.89 0.1 undecidable manual P 29 21.1677 91 -0.1 100
IV.SSFR.HHZ. 2022-03-22T10:46:47.54 0.3 undecidable manual P 103 12.2766 92 0.31 73
IV.FRON.EHZ. 2022-03-22T10:46:47.21 0.1 undecidable manual P 50 9.6792 93 0.52 93
IV.NARO.HHZ. 2022-03-22T10:46:47.82 0.1 undecidable manual P 346 17.0718 92 -0.35 95
IV.ATFO.HHZ. 2022-03-22T10:46:46.94 0.1 undecidable manual P 205 11.6772 92 -0.17 100
IV.ATSC.EHZ. 2022-03-22T10:46:46.73 0.1 undecidable manual P 135 5.994 95 0.77 84
IV.PIEI.HHZ. 2022-03-22T10:46:46.84 0.1 undecidable manual P 316 11.3775 93 -0.2 99
IV.ATBU.EHZ. 2022-03-22T10:46:46.66 0.1 undecidable manual P 282 6.993 94 0.49 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PIEI.HHN. ML:1.0 0.000156 0.16 AML other m 2022-03-22T10:46:49.14
IV.PIEI.HHE. ML:1.2 0.0002585 0.14 AML other m 2022-03-22T10:46:49.15
IV.ATFO.HHE. ML:1.1 0.00021600000000000002 0.98 AML other m 2022-03-22T10:46:49.32
IV.ATFO.HHN. ML:1.1 0.000214 0.22 AML other m 2022-03-22T10:46:49.27
IV.SSFR.HHN. ML:1.3 0.00029700000000000006 0.64 AML other m 2022-03-22T10:46:50.92
IV.SSFR.HHE. ML:1.3 0.00027600000000000004 1.36 AML other m 2022-03-22T10:46:50.24
IV.NARO.HHN. ML:0.9 0.00007875 0.72 AML other m 2022-03-22T10:46:51.11
IV.NARO.HHE. ML:0.8 0.00006030000000000001 0.16 AML other m 2022-03-22T10:46:51.04
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