Earthquake (quarry blast) with magnitude of ML 1.3 on date 29-04-2021 and time 17:17:02 (Italy) in region 1 km NE Piobbico (PU)

A magnitude ML 1.3 (quarry blast) earthquake occured in region: 1 km NE Piobbico (PU), on

  • 29-04-2021 15:17:02 (UTC)
  • 29-04-2021 17:17:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.6000, 12.5170 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Piobbico PU 1 2029 2029
Urbania PU 8 7099 9128
Apecchio PU 9 1882 11010
Peglio PU 11 696 11706
Sant'Angelo in Vado PU 11 4133 15839
Cagli PU 12 8731 24570
Acqualagna PU 13 4393 28963
Fermignano PU 14 8596 37559
Mercatello sul Metauro PU 15 1378 38937
Lunano PU 16 1527 40464
Piandimeleto PU 16 2167 42631
Cantiano PU 17 2245 44876
Urbino PU 17 15019 59895
Belforte all'Isauro PU 17 769 60664
Pietralunga PG 19 2111 62775
Borgo Pace PU 19 606 63381

Municipalities with at least 50000 inhabitants

An earthquake occurred to
47 Km SW of Pesaro (94582 inhabitants)
49 Km SW of Fano (60888 inhabitants)
52 Km S of Rimini (147750 inhabitants)
53 Km E of Arezzo (99543 inhabitants)
56 Km N of Perugia (166134 inhabitants)
64 Km SE of Cesena (96758 inhabitants)
73 Km N of Foligno (57155 inhabitants)
79 Km SE of Forlì (117913 inhabitants)
81 Km W of Ancona (100861 inhabitants)
92 Km SE of Faenza (58541 inhabitants)
94 Km S 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
ML 1.3 2021-04-29
15:17:02
43.6003 12.517 1 2021-07-12
16:55:16
Bollettino Sismico Italiano INGV 91651851
Reviewed
Rev100
ML 1.2 2021-04-29
15:17:02
43.6035 12.5067 8 2021-04-29
15:28:06
Sala Sismica INGV-Roma 89598031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-29 15:17:02 ± 0.14
Latitude 43.6003 ± 0.0090
Longitude 12.5170 ± 0.0112
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 91651851

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1040
Semi-minor axis of confidence ellipse (meter) 840
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 16
Circular confidence region, given by single value of horizontal uncertainty (meter) 1040.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 86
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 19
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.43
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.71316
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 28
Type of magnitude ML
Reference to an origin 91651851
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-21 10:50:46

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 89598031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-29 15:28:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RIBO.EHZ.01 2021-04-29T15:17:27.63 3.0 undecidable manual P 2.38 0
IV.CSP1.EHZ. 2021-04-29T15:17:16.77 0.3 undecidable manual P 135 79.1652 50 -1.14 48
IV.BRSN.EHZ. 2021-04-29T15:17:15.07 3.0 positive manual P -0.24 0
IV.EL6.EHZ. 2021-04-29T15:17:13.03 0.3 undecidable manual P 122 55.7997 91 -1.1 51
IV.ASQU.HHZ. 2021-04-29T15:17:13.49 3.0 positive manual P 1.38 0
IV.CAFI.HHZ. 2021-04-29T15:17:12.35 3.0 negative manual P 0.32 0
IV.ATCC.EHZ. 2021-04-29T15:17:11.83 0.3 undecidable manual P 168 47.1195 91 -0.55 66
IV.ARVD.HHZ. 2021-04-29T15:17:09.84 0.3 undecidable manual P 108 35.9418 91 -0.31 71
IV.ATFO.HHZ. 2021-04-29T15:17:08.98 0.3 undecidable manual P 170 26.2515 91 0.77 62
IV.SSFR.HHZ. 2021-04-29T15:17:08.24 0.3 undecidable manual P 130 28.0497 91 -0.32 72
IV.CPGN.EHZ. 2021-04-29T15:17:08.76 0.3 undecidable manual P 325 27.2505 91 0.35 72
IV.SSP9.EHZ. 2021-04-29T15:17:08.72 0.3 undecidable manual P 265 31.1466 91 -0.46 69
IV.PARC.HHZ. 2021-04-29T15:17:07.18 0.3 undecidable manual P 284 22.9548 91 -0.37 72
IV.MPAG.EHZ. 2021-04-29T15:17:07.16 0.3 undecidable manual P 81 19.7691 91 0.26 74
IV.BADI.EHZ. 2021-04-29T15:17:07.47 0.3 undecidable manual P 245 24.1536 91 -0.31 73
IV.ATPI.EHZ. 2021-04-29T15:17:06.80 0.3 undecidable manual P 209 18.9699 92 0.05 77
IV.ATBU.EHZ. 2021-04-29T15:17:06.25 0.3 undecidable manual P 170 14.0748 92 0.49 71
IV.FRON.EHZ. 2021-04-29T15:17:06.92 0.3 undecidable manual P 119 19.0698 91 0.15 76
IV.ATPC.HNZ. 2021-04-29T15:17:06.11 0.3 undecidable manual P 200 14.0748 92 0.34 73
IV.PE3.EHZ. 2021-04-29T15:17:05.10 0.3 undecidable manual P 351 10.7781 93 0 79
IV.APEC.HHZ. 2021-04-29T15:17:05.04 0.1 undecidable manual P 239 9.0798 93 0.28 100
IV.NARO.HHZ. 2021-04-29T15:17:04.68 0.3 undecidable manual P 77 5.1948 95 0.69 67
IV.PIEI.HHZ. 2021-04-29T15:17:04.81 0.3 undecidable manual P 169 7.2927 94 0.4 73
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NARO.HHN. ML:2.0 0.0017393505 1.936 AML other m 2021-04-29T15:17:06.00
IV.NARO.HHE. ML:1.8 0.001192662 0.064 AML other m 2021-04-29T15:17:06.11
IV.PIEI.HHN. ML:1.5 0.00058886585 0.0512 AML other m 2021-04-29T15:17:06.30
IV.APEC.HHN. ML:1.4 0.00039301315000000005 0.2048 AML other m 2021-04-29T15:17:06.69
IV.APEC.HHE. ML:1.5 0.00050695825 0.1536 AML other m 2021-04-29T15:17:06.75
IV.PIEI.HHE. ML:1.6 0.00074027665 0.0768 AML other m 2021-04-29T15:17:06.92
IV.PE3.EHE. ML:2.0 0.00163868 0.256 AML other m 2021-04-29T15:17:08.32
IV.PE3.EHN. ML:2.0 0.001687717 0.4224 AML other m 2021-04-29T15:17:08.26
IV.ATPI.EHE. ML:0.9 0.000066660225 0.2048 AML other m 2021-04-29T15:17:10.60
IV.MPAG.EHN. ML:1.1 0.00011006335 0.2432 AML other m 2021-04-29T15:17:10.71
IV.PARC.HHN. ML:1.5 0.00023899999999999998 0.18 AML other m 2021-04-29T15:17:10.73
IV.PARC.HHE. ML:1.3 0.00013666790000000002 0.1408 AML other m 2021-04-29T15:17:10.78
IV.MPAG.EHE. ML:1.0 0.00007822388 1.8848 AML other m 2021-04-29T15:17:11.05
IV.MPAG.HNE. ML:1.1 0.00010196748999999999 1.8592 AML other m 2021-04-29T15:17:11.05
IV.ATPI.EHN. ML:1.1 0.00012135 0.3 AML other m 2021-04-29T15:17:11.24
IV.BADI.EHN. ML:1.4 0.000170650865 0.2048 AML other m 2021-04-29T15:17:11.16
IV.MPAG.HNN. ML:1.2 0.000127917515 0.192 AML other m 2021-04-29T15:17:11.39
IV.ATPI.HNN. ML:1.2 0.00015680721 0.3328 AML other m 2021-04-29T15:17:11.23
IV.BADI.EHE. ML:1.3 0.000141 0.14 AML other m 2021-04-29T15:17:11.57
IV.SSFR.HHN. ML:1.7 0.00025736495 0.1664 AML other m 2021-04-29T15:17:13.29
IV.SSFR.HNE. ML:1.8 0.000358 0.18 AML other m 2021-04-29T15:17:13.56
IV.SSFR.HHE. ML:1.7 0.00030649999999999997 0.16 AML other m 2021-04-29T15:17:13.55
IV.SSFR.HNN. ML:1.9 0.00041839615 0.0512 AML other m 2021-04-29T15:17:13.66
IV.CPGN.EHE. ML:1.0 0.00006406995 0.3072 AML other m 2021-04-29T15:17:14.00
IV.CPGN.EHN. ML:1.1 0.000074063825 0.2816 AML other m 2021-04-29T15:17:14.50
IV.CAFI.HNE. ML:1.6 0.00011093945 0.9344 AML other m 2021-04-29T15:17:15.86
IV.ARVD.HHE. ML:0.9 0.000035480575 0.192 AML other m 2021-04-29T15:17:15.91
IV.ARVD.HHN. ML:1.0 0.00003995464 0.0896 AML other m 2021-04-29T15:17:17.47
IV.ATCC.EHE. ML:1.6 0.00011297064500000001 0.32 AML other m 2021-04-29T15:17:19.30
IV.ATCC.EHN. ML:1.7 0.0001365 0.36 AML other m 2021-04-29T15:17:19.48
IV.CAFI.HHE. ML:0.8 0.0000139 1.52 AML other m 2021-04-29T15:17:21.88
IV.CAFI.HHN. ML:0.6 0.000010849999999999998 1.48 AML other m 2021-04-29T15:17:21.97
IV.ASQU.HHN. ML:0.9 0.000013109200000000001 0.1792 AML other m 2021-04-29T15:17:23.45
IV.ASQU.HHE. ML:0.7 0.000010864353 0.2176 AML other m 2021-04-29T15:17:23.74
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