Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 03-09-2021 and time 23:08:34 (UTC) in region 7 km NE Costacciaro (PG)

A magnitude ML 1.9 earthquake occured in region: 7 km NE Costacciaro (PG), on

  • 03-09-2021 23:08:34 (UTC)
  • 04-09-2021 01:08:34 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.4120, 12.7650 at 14 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Costacciaro PG 7 1216 1216
Scheggia e Pascelupo PG 8 1393 2609
Sassoferrato AN 8 7285 9894
Serra Sant'Abbondio PU 9 1027 10921
Sigillo PG 9 2404 13325
Frontone PU 12 1300 14625
Fossato di Vico PG 13 2840 17465
Cantiano PU 13 2245 19710
Genga AN 14 1797 21507
Fabriano AN 14 31480 52987
Gubbio PG 16 32216 85203
Arcevia AN 17 4612 89815
Cagli PU 18 8731 98546
Pergola PU 18 6333 104879

Municipalities with at least 50000 inhabitants

An earthquake occurred to
46 Km NE of Perugia (166134 inhabitants)
51 Km N of Foligno (57155 inhabitants)
52 Km SW of Fano (60888 inhabitants)
57 Km S of Pesaro (94582 inhabitants)
65 Km W of Ancona (100861 inhabitants)
72 Km E of Arezzo (99543 inhabitants)
74 Km S of Rimini (147750 inhabitants)
91 Km SE of Cesena (96758 inhabitants)
95 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 1.9 2021-09-03
23:08:34		 43.4122 12.7652 14 2022-03-30
13:04:05		 Bollettino Sismico Italiano INGV 95262821
Reviewed
Rev100 		ML 1.9 2021-09-03
23:08:34		 43.4137 12.7697 14 2021-09-03
23:16:23		 Sala Sismica INGV-Roma 95011171
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-03 23:08:34 ± 0.05
Latitude 43.4122 ± 0.0027
Longitude 12.7652 ± 0.0037
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 95262821

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 320
Semi-minor axis of confidence ellipse (meter) 58
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 219
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 28
Number of associated phases, regardless of their use for origin computation 61
Number of defining phases 61
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.02698
Epicentral distance of station farthest from the epicenter (degree) 0.88493
Number of stations at which the event was observed 37
Number of stations from which data was used for origin computation 37
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 62
Type of magnitude ML
Reference to an origin 95011171
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-03 23:16:23

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 58
Type of magnitude ML
Reference to an origin 95262821
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-01-04 11:38:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHZ. 2021-09-03T23:08:55.34 0.6 undecidable manual S 148 65.2902 93 0.98 33
IV.SMA1.EHZ. 2021-09-03T23:08:50.97 0.1 undecidable manual P 152 98.2239 92 -0.07 83
IV.CSP1.EHZ. 2021-09-03T23:08:50.99 0.6 undecidable manual S 135 50.2164 94 0.63 39
IV.CESI.HHZ. 2021-09-03T23:08:49.59 0.6 undecidable manual S 166 46.5201 94 0.21 44
IV.GAVE.EHZ. 2021-09-03T23:08:48.46 0.3 undecidable manual P 172 80.5638 92 0.15 63
IV.MNTT.EHZ. 2021-09-03T23:08:48.73 0.1 undecidable manual P 120 77.5668 92 0.88 67
IV.ASSB.HHZ. 2021-09-03T23:08:48.26 0.6 undecidable manual S 192 41.9247 95 0.12 45
IV.PE3.EHZ. 2021-09-03T23:08:47.85 0.6 undecidable manual S 326 38.1285 96 0.7 40
IV.MML1.EHZ. 2021-09-03T23:08:46.98 0.6 undecidable manual S 153 37.1295 96 0.11 46
IV.CING.HHZ. 2021-09-03T23:08:46.48 0.6 undecidable manual S 97 34.9428 97 0.19 45
IV.APEC.HHZ. 2021-09-03T23:08:46.09 0.6 undecidable manual S 300 32.1456 97 0.54 43
IV.MMO1.EHZ. 2021-09-03T23:08:46.88 0.1 undecidable manual P 141 72.8715 92 -0.24 85
IV.COR1.EHZ. 2021-09-03T23:08:46.65 0.6 undecidable manual S 38 30.8469 98 1.44 28
IV.ATLO.HNZ. 2021-09-03T23:08:45.17 0.6 undecidable manual S 250 30.8469 98 -0.02 47
IV.GUMA.HHZ. 2021-09-03T23:08:45.31 0.3 undecidable manual P 130 60.1953 93 0.14 66
IV.ATPI.EHZ. 2021-09-03T23:08:45.03 0.6 undecidable manual S 278 29.5482 99 0.17 46
IV.MC2.EHZ. 2021-09-03T23:08:45.81 0.1 undecidable manual P 148 65.2902 93 -0.15 87
IV.FEMA.HNE. 2021-09-03T23:08:44.28 0.3 undecidable manual P 155 55.0005 93 -0.09 68
IV.ATVO.HHZ. 2021-09-03T23:08:44.75 0.6 undecidable manual S 264 29.0487 99 0.01 48
IV.ATPC.HNZ. 2021-09-03T23:08:44.23 0.6 undecidable manual S 287 25.9518 101 0.31 45
IV.MURB.HHZ. 2021-09-03T23:08:44.39 0.6 undecidable manual S 230 25.4523 101 0.59 42
IV.ATCC.EHZ. 2021-09-03T23:08:44.68 0.6 undecidable manual S 202 27.1506 100 0.45 44
IV.EL6.EHZ. 2021-09-03T23:08:44.83 0.6 undecidable manual S 109 28.6491 99 0.2 46
IV.MPAG.EHZ. 2021-09-03T23:08:43.23 0.6 undecidable manual S 359 24.0537 102 -0.2 46
IV.FDMO.HHZ. 2021-09-03T23:08:43.14 0.1 negative manual P 148 49.1175 94 -0.33 86
IV.PARC.HHZ. 2021-09-03T23:08:43.55 0.1 undecidable manual P 302 49.8168 94 -0.03 91
IV.CSP1.EHZ. 2021-09-03T23:08:43.48 0.1 negative manual P 135 50.2164 94 -0.17 89
IV.NARO.HHZ. 2021-09-03T23:08:43.98 0.6 undecidable manual S 326 26.5512 100 -0.1 47
IT.MTCL.HGE. 2021-09-03T23:08:43.33 0.3 undecidable manual P 158 50.1165 94 -0.3 65
IV.PF6.EHE. 2021-09-03T23:08:42.61 0.3 undecidable manual P 131 46.1205 94 -0.4 64
IV.CESI.HHZ. 2021-09-03T23:08:42.76 0.1 undecidable manual P 166 46.5201 94 -0.32 87
IV.ASSB.HHZ. 2021-09-03T23:08:42.09 0.1 undecidable manual P 192 41.9247 95 -0.27 89
IV.CRTC.HNE. 2021-09-03T23:08:42.36 0.3 undecidable manual P 13 40.626 95 0.19 68
IV.MMUR.HNZ. 2021-09-03T23:08:41.98 0.6 undecidable manual S 80 18.9699 109 -0.14 47
IV.PE3.EHZ. 2021-09-03T23:08:41.84 0.1 undecidable manual P 326 38.1285 96 0.05 93
IV.MDAR.HNE. 2021-09-03T23:08:41.80 0.3 undecidable manual P 128 39.0276 96 -0.12 69
IV.COR1.EHZ. 2021-09-03T23:08:41.10 0.3 undecidable manual P 38 30.8469 98 0.43 65
IV.ATFO.HHZ. 2021-09-03T23:08:41.68 0.6 undecidable manual S 252 16.3725 114 0.21 47
IV.ARVD.HHZ. 2021-09-03T23:08:41.36 0.6 undecidable manual S 56 17.0718 113 -0.29 46
IV.MML1.EHZ. 2021-09-03T23:08:41.28 0.1 negative manual P 153 37.1295 96 -0.34 88
IV.CING.HHZ. 2021-09-03T23:08:41.24 0.1 undecidable manual P 97 34.9428 97 -0.05 94
IV.ATPI.EHZ. 2021-09-03T23:08:40.39 0.1 negative manual P 278 29.5482 99 -0.08 94
IV.SEF1.HNE. 2021-09-03T23:08:40.76 0.3 undecidable manual P 153 32.9448 97 -0.23 68
IV.ATCC.EHZ. 2021-09-03T23:08:40.08 0.1 undecidable manual P 202 27.1506 100 -0.03 96
IV.APEC.HHZ. 2021-09-03T23:08:40.89 0.1 undecidable manual P 300 32.1456 97 0.02 95
IV.ATVO.HHZ. 2021-09-03T23:08:40.37 0.1 undecidable manual P 264 29.0487 99 -0.03 95
IV.ATLO.HNZ. 2021-09-03T23:08:40.70 0.1 negative manual P 250 30.8469 98 0.04 95
IV.EL6.EHZ. 2021-09-03T23:08:40.08 0.1 undecidable manual P 109 28.6491 99 -0.26 91
IV.FRON.EHZ. 2021-09-03T23:08:40.32 0.6 undecidable manual S 345 12.1767 126 -0.17 47
IV.MURB.HHZ. 2021-09-03T23:08:40.00 0.1 undecidable manual P 230 25.4523 101 0.14 94
IV.ATPC.HNZ. 2021-09-03T23:08:39.90 0.1 negative manual P 287 25.9518 101 -0.02 95
IV.MPAG.EHZ. 2021-09-03T23:08:39.32 0.1 positive manual P 359 24.0537 102 -0.32 90
IV.SSFR.HNZ. 2021-09-03T23:08:39.11 0.6 undecidable manual S 27 2.997 165 0.02 50
IV.NARO.HHZ. 2021-09-03T23:08:39.64 0.1 undecidable manual P 326 26.5512 100 -0.38 88
IV.ATSC.EHZ. 2021-09-03T23:08:39.44 0.1 undecidable manual S 282 6.4935 148 -0.02 98
IV.ARVD.HHZ. 2021-09-03T23:08:38.44 0.1 positive manual P 56 17.0718 113 -0.18 94
IV.ATFO.HHZ. 2021-09-03T23:08:38.54 0.1 undecidable manual P 252 16.3725 114 0.03 97
IV.MMUR.HNZ. 2021-09-03T23:08:38.92 0.1 undecidable manual P 80 18.9699 109 0.04 97
IV.SSFR.HNZ. 2021-09-03T23:08:37.15 0.1 undecidable manual P 27 2.997 165 0.01 100
IV.ATSC.EHZ. 2021-09-03T23:08:37.34 0.1 undecidable manual P 282 6.4935 148 -0.01 99
IV.FRON.EHZ. 2021-09-03T23:08:37.78 0.1 undecidable manual P 345 12.1767 126 -0.16 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SSFR.HNN. ML:3.0 0.011948111 0.1536 AML other m 2021-09-03T23:08:39.26
IV.SSFR.HHE. ML:2.6 0.0058303315 0.2432 AML other m 2021-09-03T23:08:39.26
IV.SSFR.HHN. ML:2.9 0.009925726000000001 0.2176 AML other m 2021-09-03T23:08:39.53
IV.SSFR.HNE. ML:2.6 0.0059769305 1.8464 AML other m 2021-09-03T23:08:39.93
IV.FRON.EHN. ML:1.7 0.00046131665 0.2432 AML other m 2021-09-03T23:08:40.62
IV.FRON.EHE. ML:1.3 0.00019462895000000002 0.1536 AML other m 2021-09-03T23:08:40.90
IV.ARVD.HHE. ML:1.4 0.0001785607 0.1792 AML other m 2021-09-03T23:08:41.55
IV.ARVD.HHN. ML:1.4 0.00020971159499999997 0.1536 AML other m 2021-09-03T23:08:41.94
IV.ATFO.HHE. ML:1.7 0.0003855 0.24 AML other m 2021-09-03T23:08:42.69
IV.MPAG.EHN. ML:1.4 0.00014675 0.32 AML other m 2021-09-03T23:08:43.38
IV.MPAG.EHE. ML:1.7 0.0002735 0.28 AML other m 2021-09-03T23:08:43.39
IV.ATFO.HHN. ML:1.6 0.00033937984999999997 0.2432 AML other m 2021-09-03T23:08:43.75
IV.NARO.HHE. ML:1.8 0.000303041035 0.1664 AML other m 2021-09-03T23:08:44.22
IV.NARO.HHN. ML:1.7 0.0002748887 0.0768 AML other m 2021-09-03T23:08:44.28
IV.ATCC.EHN. ML:2.3 0.0011267100000000002 1.872 AML other m 2021-09-03T23:08:44.00
IV.MURB.HHE. ML:2.6 0.002080714 1.616 AML other m 2021-09-03T23:08:44.95
IV.ATCC.EHE. ML:2.5 0.0015974754999999998 1.8464 AML other m 2021-09-03T23:08:44.03
IV.MURB.HNE. ML:2.4 0.0015086219999999998 0.2176 AML other m 2021-09-03T23:08:44.96
IV.MURB.HNN. ML:2.5 0.001790718 0.2048 AML other m 2021-09-03T23:08:45.22
IV.ATVO.HHN. ML:1.6 0.0001724813 0.3968 AML other m 2021-09-03T23:08:45.07
IV.ATVO.HHE. ML:1.5 0.00014000000000000001 0.36 AML other m 2021-09-03T23:08:45.16
IV.EL6.EHE. ML:1.8 0.0002705 0.22 AML other m 2021-09-03T23:08:45.45
IV.MURB.HHN. ML:2.7 0.0025517409999999997 0.2176 AML other m 2021-09-03T23:08:45.59
IV.ATPI.HNN. ML:1.8 0.00029684074999999997 0.3712 AML other m 2021-09-03T23:08:45.64
IV.ATPI.EHN. ML:1.8 0.000258 0.38 AML other m 2021-09-03T23:08:45.46
IV.ATPI.EHE. ML:1.8 0.00026849999999999997 0.3 AML other m 2021-09-03T23:08:45.93
IV.ATPI.HNE. ML:1.7 0.00025346115 0.2944 AML other m 2021-09-03T23:08:45.79
IV.EL6.EHN. ML:1.7 0.00023397090000000002 0.128 AML other m 2021-09-03T23:08:46.45
IV.CING.HHN. ML:1.5 0.00011480175000000001 0.2688 AML other m 2021-09-03T23:08:46.69
IV.APEC.HHN. ML:1.9 0.000319111 0.3328 AML other m 2021-09-03T23:08:46.00
IV.CING.HHE. ML:1.6 0.00014318255 1.7184 AML other m 2021-09-03T23:08:47.86
IV.APEC.HHE. ML:1.7 0.00020785029999999998 0.3328 AML other m 2021-09-03T23:08:47.76
IV.MML1.HNN. ML:1.8 0.000206809 1.8208 AML other m 2021-09-03T23:08:48.94
IV.MML1.EHN. ML:1.8 0.0002155 1.8 AML other m 2021-09-03T23:08:48.04
IV.ASSB.HHN. ML:1.8 0.00022231450000000002 0.0768 AML other m 2021-09-03T23:08:48.87
IV.MML1.EHE. ML:1.8 0.00026157495 0.2432 AML other m 2021-09-03T23:08:48.83
IV.MML1.HNE. ML:1.9 0.00027146205 0.2432 AML other m 2021-09-03T23:08:48.83
IV.ASSB.HHE. ML:1.8 0.00022159885 1.8592 AML other m 2021-09-03T23:08:49.98
IV.PE3.EHE. ML:1.9 0.00029200000000000005 0.86 AML other m 2021-09-03T23:08:49.44
IV.CESI.HNE. ML:1.8 0.0001898755915 0.1536 AML other m 2021-09-03T23:08:50.88
IV.CESI.HHE. ML:1.9 0.0002145 0.16 AML other m 2021-09-03T23:08:50.88
IV.PE3.EHN. ML:2.0 0.00034599999999999995 0.36 AML other m 2021-09-03T23:08:51.27
IV.FDMO.HHE. ML:1.9 0.0001915 0.14 AML other m 2021-09-03T23:08:51.34
IV.PARC.HHN. ML:1.8 0.000164 0.3 AML other m 2021-09-03T23:08:51.51
IV.PARC.HHE. ML:1.7 0.000133 1.7 AML other m 2021-09-03T23:08:51.06
IV.CESI.HHN. ML:1.7 0.00014673410000000002 0.256 AML other m 2021-09-03T23:08:51.82
IV.FDMO.HHN. ML:1.8 0.00016502085 0.1408 AML other m 2021-09-03T23:08:52.20
IV.CSP1.EHE. ML:2.2 0.0004075 0.22 AML other m 2021-09-03T23:08:52.50
IV.CSP1.EHN. ML:2.3 0.0005555000000000001 0.24 AML other m 2021-09-03T23:08:52.50
IV.GUMA.HHN. ML:2.0 0.000195 0.5 AML other m 2021-09-03T23:08:56.54
IV.GUMA.HHE. ML:2.2 0.0003115 0.6 AML other m 2021-09-03T23:08:59.71
IV.GAVE.EHN. ML:2.0 0.00014250000000000002 0.58 AML other m 2021-09-03T23:09:00.34
IV.GAVE.EHE. ML:2.1 0.00015640680000000002 0.1792 AML other m 2021-09-03T23:09:01.34
IV.MNTT.EHE. ML:2.1 0.0001756001 0.2944 AML other m 2021-09-03T23:09:01.56
IV.GAVE.HNE. ML:2.1 0.000184018035 0.2816 AML other m 2021-09-03T23:09:01.73
IV.MNTT.EHN. ML:2.2 0.0002055 0.68 AML other m 2021-09-03T23:09:02.72
IV.SMA1.EHE. ML:2.0 0.00009085 0.38 AML other m 2021-09-03T23:09:09.22
IV.SMA1.EHN. ML:1.9 0.0000761 0.5 AML other m 2021-09-03T23:09:09.67
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