Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 23-04-2021 and time 09:24:27 (UTC) in region 7 km S Borgo Pace (PU)

A magnitude ML 2.2 earthquake occured in region: 7 km S Borgo Pace (PU), on

  • 23-04-2021 09:24:27 (UTC)
  • 23-04-2021 11:24:27 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.5960, 12.2710 at 9 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
Borgo Pace PU 7 606 606
Mercatello sul Metauro PU 8 1378 1984
San Giustino PG 9 11297 13281
Sansepolcro AR 11 15884 29165
Apecchio PU 13 1882 31047
Sestino AR 13 1355 32402
Sant'Angelo in Vado PU 14 4133 36535
Badia Tedalda AR 14 1087 37622
Città di Castello PG 16 39913 77535
Belforte all'Isauro PU 16 769 78304
Citerna PG 16 3531 81835
Monterchi AR 18 1757 83592
Anghiari AR 18 5638 89230
Piandimeleto PU 19 2167 91397
Piobbico PU 19 2029 93426
Monte Santa Maria Tiberina PG 20 1183 94609

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km E of Arezzo (99543 inhabitants)
55 Km N of Perugia (166134 inhabitants)
57 Km SW of Rimini (147750 inhabitants)
60 Km S of Cesena (96758 inhabitants)
62 Km SW of Pesaro (94582 inhabitants)
66 Km W of Fano (60888 inhabitants)
72 Km S of Forlì (117913 inhabitants)
79 Km NW of Foligno (57155 inhabitants)
82 Km E of Siena (53903 inhabitants)
83 Km SE of Faenza (58541 inhabitants)
84 Km E of Firenze (382808 inhabitants)
89 Km E of Scandicci (50609 inhabitants)
92 Km S of Ravenna (159116 inhabitants)
95 Km SE of Imola (69797 inhabitants)
100 Km E of Prato (191150 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 2.2 2021-04-23
09:24:27		 43.5957 12.2713 9 2021-07-12
16:55:14		 Bollettino Sismico Italiano INGV 91039391
Reviewed
Rev100 		ML 2.2 2021-04-23
09:24:27		 43.5923 12.2655 9 2021-04-23
09:30:03		 Sala Sismica INGV-Roma 89393181
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-23 09:24:27 ± 0.04
Latitude 43.5957 ± 0.0027
Longitude 12.2713 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 91039391

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 278
Semi-minor axis of confidence ellipse (meter) 189
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 228
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 38
Number of associated phases, regardless of their use for origin computation 69
Number of defining phases 69
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.05846
Epicentral distance of station farthest from the epicenter (degree) 0.84446
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 38
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 65
Type of magnitude ML
Reference to an origin 91039391
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-06-10 15:06:53

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 64
Type of magnitude ML
Reference to an origin 89393181
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-23 09:30:03
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RINC.HHZ. 2021-04-23T09:24:47.70 0.6 undecidable manual S 301 62.2932 50 0.54 41
IV.ARVD.HHZ. 2021-04-23T09:24:45.70 0.6 undecidable manual S 101 55.0005 50 0.49 42
IV.FOSV.EHZ. 2021-04-23T09:24:45.00 0.3 undecidable manual S 130 51.7038 50 0.67 59
IV.ATCC.EHZ. 2021-04-23T09:24:45.50 0.6 undecidable manual S 147 54.4011 50 0.45 42
IV.CSP1.EHZ. 2021-04-23T09:24:44.01 0.3 undecidable manual P 126 93.7395 50 0.25 61
IV.SFI.EHZ. 2021-04-23T09:24:43.80 0.3 undecidable manual S 315 48.3183 50 0.37 65
IV.FDMO.HHZ. 2021-04-23T09:24:43.60 0.1 undecidable manual P 133 90.4428 50 0.35 81
IV.MURB.HHZ. 2021-04-23T09:24:42.40 0.3 undecidable manual S 151 42.1245 50 0.61 62
IV.ASQU.HHE. 2021-04-23T09:24:42.20 0.6 undecidable manual S 300 44.622 50 -0.26 45
IV.SSFR.HHZ. 2021-04-23T09:24:42.40 0.6 undecidable manual S 113 44.7219 50 -0.08 47
IV.MPAG.EHZ. 2021-04-23T09:24:41.00 0.3 undecidable manual S 84 39.3273 50 -0.05 71
IV.MGAB.HHZ. 2021-04-23T09:24:41.36 0.1 undecidable manual P 190 76.8675 50 0.21 85
IV.EL6.EHZ. 2021-04-23T09:24:40.59 0.3 undecidable manual P 114 73.0713 50 0.02 67
IV.FRON.EHZ. 2021-04-23T09:24:40.30 0.6 undecidable manual S 103 37.5291 50 -0.26 45
IV.CAFI.HHZ. 2021-04-23T09:24:40.73 0.6 undecidable manual S 220 38.4282 50 -0.07 47
IV.ATFO.HHZ. 2021-04-23T09:24:40.10 0.3 undecidable manual S 136 35.0427 50 0.2 69
IV.RUFI.EHZ. 2021-04-23T09:24:39.73 0.3 undecidable manual P 294 66.7776 50 0.14 66
IV.ATVA.EHE. 2021-04-23T09:24:39.20 0.6 undecidable manual S 178 35.1426 50 -0.73 40
IV.RINC.HHZ. 2021-04-23T09:24:38.95 0.3 undecidable manual P 301 62.2932 50 0.05 68
IV.ATLO.EHE. 2021-04-23T09:24:38.90 0.6 undecidable manual S 161 32.9448 50 -0.44 44
IV.ATMI.HHZ. 2021-04-23T09:24:37.90 0.3 undecidable manual S 181 28.9488 107 -0.25 69
IV.FOSV.EHZ. 2021-04-23T09:24:37.34 0.1 undecidable manual P 130 51.7038 50 0.07 92
IV.ARVD.HHZ. 2021-04-23T09:24:37.77 0.1 undecidable manual P 101 55.0005 50 0 93
IV.TB02.DHZ. 2021-04-23T09:24:37.70 0.6 undecidable manual S 156 27.3504 108 0.1 48
IV.ATBU.EHZ. 2021-04-23T09:24:37.60 0.6 undecidable manual S 121 25.9518 109 0.46 44
IV.ATCC.EHZ. 2021-04-23T09:24:37.84 0.1 undecidable manual P 147 54.4011 50 0.16 90
IV.TB01.DHZ.01 2021-04-23T09:24:37.60 0.6 undecidable manual S 151 27.1506 108 0.05 48
IV.CPGN.EHZ. 2021-04-23T09:24:36.30 0.6 undecidable manual S 10 23.1546 111 0.07 48
IV.NARO.HHN. 2021-04-23T09:24:36.30 0.6 undecidable manual S 86 24.8529 110 -0.5 44
IV.SFI.EHZ. 2021-04-23T09:24:36.49 0.1 undecidable manual P 315 48.3183 50 -0.26 89
IV.TB03.DHZ.01 2021-04-23T09:24:36.60 0.6 undecidable manual S 153 24.2535 110 0 49
IV.CAFI.HHZ. 2021-04-23T09:24:35.08 0.1 positive manual P 220 38.4282 50 -0.15 93
IV.ATPC.HHE. 2021-04-23T09:24:35.10 0.6 undecidable manual S 130 19.6692 115 0 49
IV.MURB.HHZ. 2021-04-23T09:24:35.67 0.1 undecidable manual P 151 42.1245 50 -0.13 93
IV.ASQU.HHE. 2021-04-23T09:24:35.79 0.3 undecidable manual P 300 44.622 50 -0.4 65
IV.ATPI.EHZ. 2021-04-23T09:24:35.00 0.3 undecidable manual S 147 19.1697 115 0.02 74
IV.MPAG.EHZ. 2021-04-23T09:24:35.08 0.1 positive manual P 84 39.3273 50 -0.3 90
IV.RSM2.HHE. 2021-04-23T09:24:35.60 0.6 undecidable manual P 20 40.4262 50 0.07 47
IV.PIEI.HHZ. 2021-04-23T09:24:35.60 0.6 undecidable manual S 107 22.1556 112 -0.33 46
IV.SSFR.HHZ. 2021-04-23T09:24:35.87 0.3 undecidable manual P 113 44.7219 50 -0.33 66
IV.ATFO.HHZ. 2021-04-23T09:24:34.29 0.1 undecidable manual P 136 35.0427 50 -0.42 88
IV.CDCA.HNZ. 2021-04-23T09:24:34.30 0.6 undecidable manual S 191 15.4734 120 0.46 45
IV.FRON.EHZ. 2021-04-23T09:24:34.67 0.1 positive manual P 103 37.5291 50 -0.42 88
IV.ATLO.EHE. 2021-04-23T09:24:34.01 0.1 undecidable manual P 161 32.9448 50 -0.38 89
IV.ATVA.EHE. 2021-04-23T09:24:34.87 0.6 undecidable manual P 178 35.1426 50 0.14 47
IV.ATMC.EHE. 2021-04-23T09:24:34.40 0.6 undecidable manual S 201 17.6712 117 -0.1 49
IV.TB02.DHZ. 2021-04-23T09:24:33.33 0.3 undecidable manual P 156 27.3504 108 -0.05 72
IV.ATMI.HHZ. 2021-04-23T09:24:33.54 0.3 undecidable manual P 181 28.9488 107 -0.16 71
IV.TB01.DHZ.01 2021-04-23T09:24:33.24 0.6 undecidable manual P 151 27.1506 108 -0.11 48
IV.SAIV.HNN. 2021-04-23T09:24:33.40 0.6 undecidable manual S 56 13.6752 123 0.09 49
IV.ATBU.EHZ. 2021-04-23T09:24:33.06 0.1 positive manual P 121 25.9518 109 -0.06 97
IV.CPGN.EHZ. 2021-04-23T09:24:33.17 0.1 positive manual P 10 23.1546 111 0.58 86
IV.APEC.HHZ. 2021-04-23T09:24:33.50 0.3 undecidable manual S 109 12.5763 125 0.51 67
IV.NARO.HHN. 2021-04-23T09:24:32.58 0.1 positive manual P 86 24.8529 110 -0.34 91
IV.PE3.EHZ. 2021-04-23T09:24:32.30 0.1 positive manual P 58 21.2676 113 0.07 97
IV.SSP9.EHZ. 2021-04-23T09:24:32.90 0.6 undecidable manual S 258 11.4774 128 0.22 48
IV.PIEI.HHZ. 2021-04-23T09:24:32.18 0.1 positive manual P 107 22.1556 112 -0.24 94
IV.BADI.EHZ. 2021-04-23T09:24:32.19 0.3 undecidable manual S 193 9.7791 133 -0.03 75
IV.TB03.DHZ.01 2021-04-23T09:24:32.65 0.1 undecidable manual P 153 24.2535 110 -0.15 95
IV.ATPC.HHE. 2021-04-23T09:24:31.92 0.1 positive manual P 130 19.6692 115 -0.02 99
IV.ATPI.EHZ. 2021-04-23T09:24:31.81 0.1 positive manual P 147 19.1697 115 -0.06 98
IV.CDCA.HNZ. 2021-04-23T09:24:31.37 0.1 undecidable manual P 191 15.4734 120 0.16 96
IV.ATMC.EHE. 2021-04-23T09:24:31.59 0.1 positive manual P 201 17.6712 117 0 99
IV.SAIV.HNN. 2021-04-23T09:24:31.03 0.3 undecidable manual P 56 13.6752 123 0.13 73
IV.PARC.HHZ. 2021-04-23T09:24:31.05 0.3 undecidable manual S 336 6.4935 144 -0.4 70
IV.APEC.HHZ. 2021-04-23T09:24:30.91 0.1 positive manual P 109 12.5763 125 0.19 96
IV.SSP9.EHZ. 2021-04-23T09:24:30.66 0.1 positive manual P 258 11.4774 128 0.12 98
IV.BADI.EHZ. 2021-04-23T09:24:30.34 0.1 positive manual P 193 9.7791 133 0.06 99
IV.PARC.HHZ. 2021-04-23T09:24:29.77 0.1 undecidable manual P 336 6.4935 144 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PARC.HHN. ML:2.9 0.013403189499999999 0.16 AML other m 2021-04-23T09:24:31.95
IV.BADI.EHE. ML:2.7 0.0074199999999999995 0.34 AML other m 2021-04-23T09:24:32.26
IV.PARC.HHE. ML:3.0 0.01515 0.12 AML other m 2021-04-23T09:24:32.22
IV.SSP9.EHN. ML:2.2 0.0017800000000000001 1.4 AML other m 2021-04-23T09:24:33.01
IV.BADI.EHN. ML:2.9 0.010283226 0.2624 AML other m 2021-04-23T09:24:33.40
IV.APEC.HHE. ML:2.5 0.0036687409999999997 0.3392 AML other m 2021-04-23T09:24:34.39
IV.APEC.HNE. ML:2.5 0.003353522 0.2688 AML other m 2021-04-23T09:24:34.39
IV.SSP9.EHE. ML:2.0 0.00115 0.52 AML other m 2021-04-23T09:24:35.98
IV.APEC.HNN. ML:2.5 0.00331 1.4 AML other m 2021-04-23T09:24:35.86
IV.ATPI.HNE. ML:2.3 0.00166731 0.3264 AML other m 2021-04-23T09:24:35.93
IV.ATPI.EHE. ML:2.3 0.0016549999999999998 1.66 AML other m 2021-04-23T09:24:35.10
IV.ATPI.HNN. ML:2.2 0.001295 0.26 AML other m 2021-04-23T09:24:35.95
IV.ATPI.EHN. ML:2.2 0.0013 0.28 AML other m 2021-04-23T09:24:35.96
IV.PIEI.HHN. ML:1.9 0.000536 1.62 AML other m 2021-04-23T09:24:36.10
IV.PIEI.HHE. ML:2.2 0.0010663144999999998 0.1408 AML other m 2021-04-23T09:24:36.04
IV.APEC.HHN. ML:2.4 0.0026849999999999995 0.26 AML other m 2021-04-23T09:24:36.23
IV.PE3.EHN. ML:2.7 0.003875 1.54 AML other m 2021-04-23T09:24:36.08
IV.ATMI.HHE. ML:2.4 0.0013699632 0.2368 AML other m 2021-04-23T09:24:38.26
IV.ATMI.HHN. ML:2.5 0.0016524525 0.4608 AML other m 2021-04-23T09:24:38.35
IV.CPGN.EHN. ML:2.1 0.0009055 0.46 AML other m 2021-04-23T09:24:39.38
IV.CPGN.HNE. ML:2.1 0.0008235 0.62 AML other m 2021-04-23T09:24:39.37
IV.CPGN.HNN. ML:2.1 0.0007635000000000001 0.76 AML other m 2021-04-23T09:24:39.82
IV.ATFO.HHN. ML:2.3 0.000933901 0.1792 AML other m 2021-04-23T09:24:40.69
IV.ATFO.HHE. ML:2.3 0.000834038 0.1984 AML other m 2021-04-23T09:24:40.80
IV.FRON.EHN. ML:2.2 0.000587 0.84 AML other m 2021-04-23T09:24:41.19
IV.MPAG.EHN. ML:2.2 0.0005400701500000001 0.4224 AML other m 2021-04-23T09:24:41.32
IV.MPAG.HNN. ML:2.2 0.00056334295 0.4224 AML other m 2021-04-23T09:24:41.32
IV.PE3.EHE. ML:2.7 0.0036100000000000004 1.5 AML other m 2021-04-23T09:24:41.07
IV.CAFI.HHN. ML:2.1 0.00043468859999999996 0.1856 AML other m 2021-04-23T09:24:41.93
IV.FRON.EHE. ML:1.7 0.00019700000000000002 0.74 AML other m 2021-04-23T09:24:41.86
IV.MPAG.EHE. ML:1.9 0.00027586715 0.224 AML other m 2021-04-23T09:24:41.99
IV.MPAG.HNE. ML:1.9 0.00027387035 0.2176 AML other m 2021-04-23T09:24:41.99
IV.CAFI.HHE. ML:2.1 0.0004177685 0.16 AML other m 2021-04-23T09:24:42.04
IV.CAFI.HNE. ML:2.1 0.0004614792 0.1728 AML other m 2021-04-23T09:24:42.05
IV.SSFR.HHE. ML:2.4 0.000747 1.72 AML other m 2021-04-23T09:24:42.95
IV.MURB.HHN. ML:2.7 0.0017549999999999998 1.54 AML other m 2021-04-23T09:24:43.99
IV.MURB.HNN. ML:2.7 0.001685 0.46 AML other m 2021-04-23T09:24:43.00
IV.CPGN.EHE. ML:2.0 0.00073 0.32 AML other m 2021-04-23T09:24:43.21
IV.SSFR.HNN. ML:2.4 0.00077946355 0.128 AML other m 2021-04-23T09:24:43.40
IV.MURB.HNE. ML:2.7 0.0015667035 0.2112 AML other m 2021-04-23T09:24:43.86
IV.MURB.HHE. ML:2.8 0.002045703 0.224 AML other m 2021-04-23T09:24:43.87
IV.SSFR.HHN. ML:2.4 0.000739 0.16 AML other m 2021-04-23T09:24:44.15
IV.SFI.EHE. ML:1.7 0.0001515322 0.1856 AML other m 2021-04-23T09:24:44.33
IV.SFI.EHN. ML:1.5 0.00009446572000000001 0.3968 AML other m 2021-04-23T09:24:44.53
IV.SSFR.HNE. ML:2.4 0.0007975 0.2 AML other m 2021-04-23T09:24:45.38
IV.ATCC.EHN. ML:2.3 0.000449 0.76 AML other m 2021-04-23T09:24:48.00
IV.ARVD.HHE. ML:1.8 0.000146 0.52 AML other m 2021-04-23T09:24:48.88
IV.RINC.HHN. ML:1.9 0.00016 1.46 AML other m 2021-04-23T09:24:49.82
IV.ARVD.HHN. ML:1.8 0.00014299999999999998 1.04 AML other m 2021-04-23T09:24:49.81
IV.ATCC.EHE. ML:2.4 0.0005505 0.52 AML other m 2021-04-23T09:24:50.87
IV.FOSV.EHN. ML:1.8 0.0001505 0.34 AML other m 2021-04-23T09:24:50.66
IV.RINC.HHE. ML:1.8 0.0001232 0.44 AML other m 2021-04-23T09:24:51.63
IV.EL6.EHE. ML:2.1 0.000208 1.22 AML other m 2021-04-23T09:24:51.17
IV.RUFI.EHE. ML:1.7 0.000094 0.56 AML other m 2021-04-23T09:24:53.44
IV.RUFI.EHN. ML:1.7 0.00008945 1.08 AML other m 2021-04-23T09:24:53.98
IV.MGAB.HHE. ML:2.4 0.0003505 0.56 AML other m 2021-04-23T09:24:54.60
IV.MGAB.HNN. ML:2.5 0.000532 0.7 AML other m 2021-04-23T09:24:55.16
IV.MGAB.HNE. ML:2.4 0.00033899999999999995 0.3 AML other m 2021-04-23T09:24:55.63
IV.EL6.EHN. ML:2.0 0.0001725 1.02 AML other m 2021-04-23T09:24:55.61
IV.FOSV.EHE. ML:1.7 0.0001315 0.68 AML other m 2021-04-23T09:24:56.55
IV.MGAB.HHN. ML:2.5 0.00048499999999999997 1.7 AML other m 2021-04-23T09:24:56.85
IV.FDMO.HHN. ML:1.8 0.0000654 0.4 AML other m 2021-04-23T09:25:01.33
IV.CSP1.EHE. ML:2.2 0.00015900000000000002 1.34 AML other m 2021-04-23T09:25:03.80
IV.FDMO.HHE. ML:1.7 0.0000562 1.24 AML other m 2021-04-23T09:25:04.16
IV.CSP1.EHN. ML:2.3 0.000207 0.42 AML other m 2021-04-23T09:25:10.88
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
Waveforms Seismic signals in miniseed + resp format Download