Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 14-08-2021 and time 04:41:32 (UTC) in region 3 km SW Montecalvo in Foglia (PU)

A magnitude ML 1.5 earthquake occured in region: 3 km SW Montecalvo in Foglia (PU), on

  • 14-08-2021 04:41:32 (UTC)
  • 14-08-2021 06:41:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.7950, 12.6030 at 37 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
Montecalvo in Foglia PU 3 2718 2718
Auditore PU 4 1566 4284
Tavoleto PU 6 867 5151
Urbino PU 8 15019 20170
Sassocorvaro PU 9 3504 23674
Mondaino RN 9 1394 25068
Montegridolfo RN 10 1012 26080
Saludecio RN 10 3120 29200
Petriano PU 11 2829 32029
Montefiore Conca RN 11 2269 34298
Mercatino Conca PU 12 1086 35384
Gemmano RN 12 1158 36542
Macerata Feltria PU 13 1990 38532
Monte Grimano Terme PU 13 1136 39668
Sassofeltrio PU 13 1388 41056
Fermignano PU 14 8596 49652
Morciano di Romagna RN 14 7045 56697
Peglio PU 14 696 57393
Lunano PU 15 1527 58920
Montescudo - Monte Colombo RN 15 6779 65699
Urbania PU 15 7099 72798
San Clemente RN 16 5577 78375
Isola del Piano PU 16 594 78969
Monte Cerignone PU 16 669 79638
Montelabbate PU 16 6938 86576
Vallefoglia PU 17 15018 101594
Tavullia PU 17 8003 109597
Monteciccardo PU 17 1690 111287
Piandimeleto PU 17 2167 113454
Pietrarubbia PU 18 660 114114
Frontino PU 18 293 114407
San Giovanni in Marignano RN 18 9417 123824
Coriano RN 19 10502 134326
Montefelcino PU 20 2671 136997

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km W of Pesaro (94582 inhabitants)
30 Km S of Rimini (147750 inhabitants)
34 Km W of Fano (60888 inhabitants)
48 Km SE of Cesena (96758 inhabitants)
66 Km SE of Forlì (117913 inhabitants)
68 Km NE of Arezzo (99543 inhabitants)
76 Km W of Ancona (100861 inhabitants)
76 Km SE of Ravenna (159116 inhabitants)
78 Km N of Perugia (166134 inhabitants)
79 Km SE of Faenza (58541 inhabitants)
94 Km N of Foligno (57155 inhabitants)
94 Km SE of Imola (69797 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 1.5 2021-08-14
04:41:32		 43.7947 12.6027 37 2021-12-29
11:12:29		 Bollettino Sismico Italiano INGV 95262801
Reviewed
Rev100 		ML 1.5 2021-08-14
04:41:32		 43.7548 12.6047 45 2021-08-14
04:46:50		 Sala Sismica INGV-Roma 94116831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-14 04:41:32 ± 0.14
Latitude 43.7947 ± 0.0081
Longitude 12.6027 ± 0.0112
Depth (km) 37 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 95262801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 949
Semi-minor axis of confidence ellipse (meter) 919
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 27
Circular confidence region, given by single value of horizontal uncertainty (meter) 950.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 87
Number of associated phases, regardless of their use for origin computation 64
Number of defining phases 62
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.83547
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 37
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 57
Type of magnitude ML
Reference to an origin 95262801
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-16 16:54:34

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 48
Type of magnitude ML
Reference to an origin 94116831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-14 04:46:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LAV9.HHZ. 2021-08-14T04:42:02.86 3.0 undecidable manual Pn -3.34 0
IV.CSP1.EHZ. 2021-08-14T04:42:01.42 0.6 undecidable manual S 148 91.8414 54 1.29 29
IV.FDMO.HHZ. 2021-08-14T04:42:01.57 0.6 undecidable manual S 155 92.7405 54 1.25 30
IV.MML1.EHZ. 2021-08-14T04:41:58.83 0.6 undecidable manual S 158 81.1521 54 0.99 34
IV.CAFI.HHZ. 2021-08-14T04:41:56.49 0.6 undecidable manual S 225 72.6717 54 0.49 43
IV.CING.HNZ. 2021-08-14T04:41:55.42 0.6 undecidable manual S 134 66.5778 115 0.76 38
IV.EL6.EHZ. 2021-08-14T04:41:54.91 0.6 undecidable manual S 142 65.3901 115 0.54 42
IV.ATVO.HHZ. 2021-08-14T04:41:50.81 0.6 undecidable manual S 199 48.4182 123 0.4 45
IV.ATFO.HHZ. 2021-08-14T04:41:50.31 0.6 undecidable manual S 183 47.5191 124 0.09 48
IV.MGAB.HHZ. 2021-08-14T04:41:50.38 3.0 undecidable manual P -0.08 0
IV.ARVD.HHZ. 2021-08-14T04:41:49.26 0.6 undecidable manual S 140 42.7239 127 0.1 48
IV.COR1.HNN. 2021-08-14T04:41:49.51 0.6 undecidable manual S 119 36.6411 132 1.6 26
IV.BADI.EHZ. 2021-08-14T04:41:49.64 0.6 undecidable manual S 222 42.7239 127 0.47 45
IV.SSFR.HHZ. 2021-08-14T04:41:49.22 0.6 undecidable manual S 160 42.3243 127 0.14 48
IV.ATPI.EHZ. 2021-08-14T04:41:49.18 0.6 undecidable manual S 203 41.4252 128 0.29 47
IV.ATBU.EHZ. 2021-08-14T04:41:48.08 0.6 undecidable manual S 187 35.6421 132 0.36 46
IV.ATSC.EHE. 2021-08-14T04:41:48.92 0.6 undecidable manual S 171 41.625 128 -0.03 49
IV.ATPC.HHE. 2021-08-14T04:41:48.20 0.6 undecidable manual S 199 36.741 132 0.27 47
IV.FDMO.HHZ. 2021-08-14T04:41:48.57 0.6 undecidable manual P 155 92.7405 54 -0.17 43
IV.CSP1.EHZ. 2021-08-14T04:41:48.53 0.3 undecidable manual P 148 91.8414 54 -0.09 66
IV.PARC.HHZ. 2021-08-14T04:41:47.58 0.6 undecidable manual S 241 33.3444 134 0.3 47
IV.ASSB.HHZ. 2021-08-14T04:41:47.36 0.6 undecidable manual P 177 83.5497 54 -0.24 43
IV.FRON.EHZ. 2021-08-14T04:41:47.12 0.6 undecidable manual S 162 32.2455 136 0.05 50
IV.APEC.HNZ. 2021-08-14T04:41:47.00 0.6 undecidable manual S 209 30.0477 138 0.34 47
IV.CAFI.HHZ. 2021-08-14T04:41:46.12 0.1 positive manual P 225 72.6717 54 -0.12 90
IV.PIEI.HHZ. 2021-08-14T04:41:46.36 0.6 undecidable manual S 191 29.2485 139 -0.16 49
IV.PESA.HHZ. 2021-08-14T04:41:46.67 0.6 undecidable manual S 49 24.9528 143 0.87 37
IV.MML1.EHZ. 2021-08-14T04:41:46.98 0.6 undecidable manual P 158 81.1521 54 -0.32 43
IV.RSM2.HHE. 2021-08-14T04:41:46.59 0.6 undecidable manual S 322 20.2686 149 1.5 27
IV.PE3.EHZ. 2021-08-14T04:41:45.04 0.6 undecidable manual S 218 13.875 158 0.71 43
IV.ATMI.HHZ. 2021-08-14T04:41:45.26 0.3 undecidable manual P 208 57.6978 118 1.01 53
IV.MPAG.EHZ. 2021-08-14T04:41:45.49 0.6 undecidable manual S 146 22.2555 146 0.11 50
IV.MURB.HHZ. 2021-08-14T04:41:45.88 0.3 undecidable manual P 186 59.2962 118 1.42 43
IV.ASQU.HHZ. 2021-08-14T04:41:45.47 0.6 undecidable manual P 270 65.0904 115 0.2 45
IV.ATVA.EHE. 2021-08-14T04:41:45.48 0.1 positive manual P 204 62.6928 116 0.55 84
IV.NARO.HHZ. 2021-08-14T04:41:45.10 0.6 undecidable manual S 185 20.4684 149 -0.02 51
IV.ATCC.EHZ. 2021-08-14T04:41:45.48 0.3 undecidable manual P 177 67.6767 54 -0.14 68
IV.CING.HNZ. 2021-08-14T04:41:44.90 0.6 undecidable manual P 134 66.5778 115 -0.57 41
IV.EL6.EHZ. 2021-08-14T04:41:44.87 0.6 undecidable manual P 142 65.3901 115 -0.43 43
IV.CRE.HHZ. 2021-08-14T04:41:44.34 0.6 undecidable manual P 250 55.6998 119 0.36 45
IV.ATMC.EHE. 2021-08-14T04:41:43.13 0.3 undecidable manual P 221 50.7159 122 -0.18 70
IV.ATLO.EHE. 2021-08-14T04:41:43.65 0.6 undecidable manual P 197 55.5 119 -0.29 45
IV.ATVO.HHZ. 2021-08-14T04:41:42.67 0.3 undecidable manual P 199 48.4182 123 -0.34 68
IV.BADI.EHZ. 2021-08-14T04:41:42.02 0.6 undecidable manual P 222 42.7239 127 -0.28 46
IV.ATFO.HHZ. 2021-08-14T04:41:42.20 0.6 undecidable manual P 183 47.5191 124 -0.7 40
IV.ATPI.EHZ. 2021-08-14T04:41:41.61 0.1 negative manual P 203 41.4252 128 -0.53 87
IV.ARVD.HHZ. 2021-08-14T04:41:41.76 0.6 undecidable manual P 140 42.7239 127 -0.53 44
IV.ATBU.EHZ. 2021-08-14T04:41:41.01 0.3 undecidable manual P 187 35.6421 132 -0.45 68
IV.COR1.HNN. 2021-08-14T04:41:41.75 0.3 undecidable manual P 119 36.6411 132 0.18 71
IV.SSFR.HHZ. 2021-08-14T04:41:41.53 0.1 negative manual P 160 42.3243 127 -0.71 81
IV.ATSC.EHE. 2021-08-14T04:41:41.55 0.3 undecidable manual P 171 41.625 128 -0.62 63
IV.ATPC.HHE. 2021-08-14T04:41:41.08 0.1 negative manual P 199 36.741 132 -0.5 89
IV.PIEI.HHZ. 2021-08-14T04:41:40.14 0.1 negative manual P 191 29.2485 139 -0.62 86
IV.CPGN.EHZ. 2021-08-14T04:41:40.45 0.1 negative manual P 272 22.5552 146 0.31 95
IV.PESA.HHZ. 2021-08-14T04:41:40.18 0.1 positive manual P 49 24.9528 143 -0.17 100
IV.APEC.HNZ. 2021-08-14T04:41:40.41 0.3 undecidable manual P 209 30.0477 138 -0.44 69
IV.RSM2.HHE. 2021-08-14T04:41:40.20 0.3 undecidable manual P 322 20.2686 149 0.25 72
IV.CRTC.HHZ. 2021-08-14T04:41:40.24 0.3 undecidable manual P 97 22.6551 146 0.1 74
IV.PARC.HHZ. 2021-08-14T04:41:40.87 0.1 negative manual P 241 33.3444 134 -0.34 93
IV.FRON.EHZ. 2021-08-14T04:41:40.54 0.1 negative manual P 162 32.2455 136 -0.54 89
IV.PE3.EHZ. 2021-08-14T04:41:39.32 0.1 negative manual P 218 13.875 158 -0.18 100
IV.MPAG.EHZ. 2021-08-14T04:41:39.70 0.1 undecidable manual P 146 22.2555 146 -0.41 94
IV.MCIF.HNE. 2021-08-14T04:41:39.34 0.3 undecidable manual P 51 2.997 175 0.24 75
IV.NARO.HHZ. 2021-08-14T04:41:39.40 0.1 negative manual P 185 20.4684 149 -0.56 90
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PE3.EHN. ML:1.7 0.0001706245 0.0768 AML other m 2021-08-14T04:41:39.46
IV.CRTC.HNE. ML:3.3 0.006597306 0.6528 AML other m 2021-08-14T04:41:44.70
IV.NARO.HHE. ML:1.2 0.00005365462 0.1408 AML other m 2021-08-14T04:41:45.35
IV.PE3.EHE. ML:1.5 0.00011022787000000001 0.3616 AML other m 2021-08-14T04:41:45.36
IV.NARO.HHN. ML:1.5 0.000117 0.16 AML other m 2021-08-14T04:41:45.42
IV.MPAG.EHN. ML:1.6 0.00013810015 0.1984 AML other m 2021-08-14T04:41:45.82
IV.MPAG.EHE. ML:1.7 0.0001506143 0.3616 AML other m 2021-08-14T04:41:45.88
IV.PIEI.HHN. ML:1.4 0.00007718601999999999 0.16 AML other m 2021-08-14T04:41:46.70
IV.CRTC.HHN. ML:2.0 0.0003015 1.58 AML other m 2021-08-14T04:41:46.11
IV.CRTC.HHE. ML:1.7 0.0001699459 0.3616 AML other m 2021-08-14T04:41:47.11
IV.PESA.HHE. ML:2.1 0.0003985 0.22 AML other m 2021-08-14T04:41:47.31
IV.PESA.HHN. ML:2.0 0.00031456195 0.1408 AML other m 2021-08-14T04:41:47.56
IV.FRON.EHN. ML:1.5 0.0000828 0.16 AML other m 2021-08-14T04:41:47.82
IV.PARC.HHE. ML:1.1 0.00003730285 0.2016 AML other m 2021-08-14T04:41:47.90
IV.PIEI.HHE. ML:1.5 0.0000901594 0.1376 AML other m 2021-08-14T04:41:47.85
IV.FRON.EHE. ML:1.0 0.000026247874999999998 0.2016 AML other m 2021-08-14T04:41:48.16
IV.PARC.HHN. ML:1.3 0.00005345 0.18 AML other m 2021-08-14T04:41:48.29
IV.CPGN.EHN. ML:1.1 0.000041936885 0.24 AML other m 2021-08-14T04:41:48.72
IV.CPGN.EHE. ML:1.2 0.000056453690000000004 0.3808 AML other m 2021-08-14T04:41:48.78
IV.SSFR.HNN. ML:1.7 0.000116287215 0.2688 AML other m 2021-08-14T04:41:49.56
IV.ATPI.EHE. ML:1.3 0.0000482 1.7 AML other m 2021-08-14T04:41:50.85
IV.ATPI.EHN. ML:1.4 0.00006365 1.62 AML other m 2021-08-14T04:41:50.82
IV.SSFR.HHN. ML:1.6 0.00008343745 0.2176 AML other m 2021-08-14T04:41:50.24
IV.SSFR.HHE. ML:1.7 0.00010664999999999999 0.18 AML other m 2021-08-14T04:41:50.57
IV.ARVD.HHN. ML:0.8 0.00001749887 0.1184 AML other m 2021-08-14T04:41:50.73
IV.ARVD.HHE. ML:1.0 0.000024965284999999995 0.2208 AML other m 2021-08-14T04:41:51.10
IV.SSFR.HNE. ML:1.7 0.0001200363 0.1376 AML other m 2021-08-14T04:41:51.15
IV.ATFO.HHE. ML:1.6 0.00007549999999999999 0.34 AML other m 2021-08-14T04:41:51.33
IV.ATVO.HHE. ML:1.3 0.000045514955000000004 0.32 AML other m 2021-08-14T04:41:51.70
IV.BADI.EHN. ML:1.4 0.000057345965 0.4 AML other m 2021-08-14T04:41:51.96
IV.BADI.EHE. ML:1.4 0.00005412791 0.2176 AML other m 2021-08-14T04:41:51.98
IV.ATFO.HHN. ML:1.4 0.0000539 1.68 AML other m 2021-08-14T04:41:52.03
IV.ATVO.HHN. ML:1.6 0.00007625 0.36 AML other m 2021-08-14T04:41:52.52
IV.CRE.HHE. ML:1.4 0.00004565 0.42 AML other m 2021-08-14T04:41:54.49
IV.MURB.HNE. ML:1.9 0.00012400213 0.3392 AML other m 2021-08-14T04:41:54.38
IV.CRE.HHN. ML:1.4 0.00004467834499999999 0.4992 AML other m 2021-08-14T04:41:54.49
IV.MURB.HHE. ML:1.8 0.0001215387 0.2976 AML other m 2021-08-14T04:41:55.01
IV.ASQU.HHE. ML:1.2 0.000025522204999999998 0.7008 AML other m 2021-08-14T04:41:56.90
IV.MURB.HHN. ML:1.9 0.00014128155 0.2432 AML other m 2021-08-14T04:41:57.05
IV.CAFI.HHE. ML:1.3 0.00002845 0.38 AML other m 2021-08-14T04:41:57.02
IV.CAFI.HHN. ML:1.3 0.000029999999999999997 0.34 AML other m 2021-08-14T04:41:57.06
IV.ASQU.HHN. ML:1.1 0.000022449999999999997 0.74 AML other m 2021-08-14T04:41:57.38
IV.MGAB.HNN. ML:2.2 0.0001198254 0.8 AML other m 2021-08-14T04:41:57.73
IV.EL6.EHN. ML:1.5 0.000044033345 0.3584 AML other m 2021-08-14T04:41:57.93
IV.EL6.EHE. ML:1.5 0.00005189422 0.3808 AML other m 2021-08-14T04:41:58.05
IV.ATCC.EHE. ML:1.7 0.00006850000000000001 0.3 AML other m 2021-08-14T04:41:58.45
IV.ATCC.EHN. ML:1.6 0.00006654999999999999 0.42 AML other m 2021-08-14T04:41:58.77
IV.MML1.EHN. ML:1.5 0.0000366 0.52 AML other m 2021-08-14T04:41:59.37
IV.MML1.EHE. ML:1.6 0.000050350000000000004 1.74 AML other m 2021-08-14T04:42:00.89
IV.ASSB.HHE. ML:1.5 0.0000343 0.46 AML other m 2021-08-14T04:42:01.12
IV.FDMO.HHN. ML:1.3 0.00002165 0.44 AML other m 2021-08-14T04:42:02.59
IV.ASSB.HHN. ML:1.3 0.000026913445000000002 0.2592 AML other m 2021-08-14T04:42:03.20
IV.FDMO.HHE. ML:1.5 0.00002765 0.18 AML other m 2021-08-14T04:42:03.93
IV.CSP1.EHN. ML:1.8 0.00006592963 0.2016 AML other m 2021-08-14T04:42:04.33
IV.CSP1.EHE. ML:1.8 0.00006371261999999999 0.48 AML other m 2021-08-14T04:42:04.34
IV.MGAB.HHE. ML:1.4 0.000020549999999999998 1.7 AML other m 2021-08-14T04:42:05.90
IV.MGAB.HHN. ML:1.6 0.00002785 0.28 AML other m 2021-08-14T04:42:06.78
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