Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 07-07-2021 and time 08:19:48 (Italy) in region 6 km W Montegallo (AP)

A magnitude ML 2.2 earthquake occured in region: 6 km W Montegallo (AP), on

  • 07-07-2021 06:19:48 (UTC)
  • 07-07-2021 08:19:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8570, 13.2610 at 17 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
Montegallo AP 6 523 523
Montemonaco AP 7 604 1127
Arquata del Tronto AP 10 1178 2305
Castelsantangelo sul Nera MC 10 281 2586
Montefortino FM 12 1178 3764
Ussita MC 14 444 4208
Norcia PG 15 4957 9165
Acquasanta Terme AP 16 2916 12081
Bolognola MC 16 142 12223
Amandola FM 16 3629 15852
Visso MC 16 1107 16959
Comunanza AP 17 3166 20125
Palmiano AP 17 196 20321
Roccafluvione AP 18 2010 22331
Accumoli RI 18 667 22998
Preci PG 18 724 23722
Venarotta AP 19 2066 25788

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km NW of Teramo (54892 inhabitants)
47 Km E of Foligno (57155 inhabitants)
57 Km N of L'Aquila (69753 inhabitants)
60 Km NE of Terni (111501 inhabitants)
76 Km E of Perugia (166134 inhabitants)
82 Km W of Montesilvano (53738 inhabitants)
87 Km S of Ancona (100861 inhabitants)
89 Km W of Pescara (121014 inhabitants)
93 Km NW of Chieti (51815 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 2021-07-07
06:19:48		 42.8568 13.2613 17 2021-12-29
11:12:13		 Bollettino Sismico Italiano INGV 93096861
Reviewed
Rev100 		ML 2.2 2021-07-07
06:19:48		 42.8588 13.2493 15 2021-07-07
06:26:26		 Sala Sismica INGV-Roma 92338831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-07 06:19:48 ± 0.05
Latitude 42.8568 ± 0.0027
Longitude 13.2613 ± 0.0049
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 93096861

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 355
Semi-minor axis of confidence ellipse (meter) 111
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 244
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 83
Number of associated phases, regardless of their use for origin computation 84
Number of defining phases 78
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) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.96857
Number of stations at which the event was observed 54
Number of stations from which data was used for origin computation 48
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 84
Type of magnitude ML
Reference to an origin 92338831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-07 06:26:26

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 67
Type of magnitude ML
Reference to an origin 93096861
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-07-23 07:49:34
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TST01.HHZ. 2021-07-07T06:20:32.20 3.0 undecidable manual S 1.22 0
IV.ATLO.EHE. 2021-07-07T06:20:14.86 0.6 undecidable manual S 307 85.8474 94 1.01 32
IV.FRON.EHZ. 2021-07-07T06:20:14.63 0.6 undecidable manual S 330 85.1481 94 0.96 33
IV.SSFR.HHN. 2021-07-07T06:20:11.83 0.6 undecidable manual S 329 75.0693 95 0.85 36
IV.FOSV.EHZ. 2021-07-07T06:20:08.51 0.6 undecidable manual S 320 63.2922 96 0.66 39
IV.LPEL.HHZ. 2021-07-07T06:20:07.25 3.0 positive manual P -0.4 0
IV.PE3.EHZ. 2021-07-07T06:20:07.59 3.0 negative manual P 0.79 0
IV.CING.HHZ. 2021-07-07T06:20:06.92 0.6 undecidable manual S 355 57.7977 97 0.52 42
IV.NARO.HHZ. 2021-07-07T06:20:05.02 0.6 undecidable manual P 327 100.122 94 -0.28 41
IV.ASSB.HHZ. 2021-07-07T06:20:05.55 0.3 undecidable manual S 293 53.1024 98 0.4 66
IV.INTR.HHZ. 2021-07-07T06:20:05.98 0.6 undecidable manual P 150 107.5146 93 -0.46 39
IV.EL6.EHZ. 2021-07-07T06:20:05.94 0.6 undecidable manual S 346 54.0015 98 0.55 42
IV.GIGS.HHN. 2021-07-07T06:20:04.74 0.6 undecidable manual S 150 51.5151 98 0.02 48
IV.MPAG.EHZ. 2021-07-07T06:20:04.57 0.3 undecidable manual P 335 94.8384 94 0.09 65
IV.PIEI.HHZ. 2021-07-07T06:20:04.44 0.3 undecidable manual P 322 95.5377 94 -0.15 64
IV.ATVA.EHE. 2021-07-07T06:20:04.31 0.6 undecidable manual P 301 91.9413 94 0.28 42
IV.TB01.DHZ.01 2021-07-07T06:20:03.42 0.6 undecidable manual P 311 88.6446 94 -0.11 44
IV.ATVO.HHN. 2021-07-07T06:20:03.40 0.6 undecidable manual P 310 90.4428 94 -0.41 41
IV.ATFO.HHZ. 2021-07-07T06:20:02.17 3.0 negative manual P -0.22 0
IV.ATLO.EHE. 2021-07-07T06:20:02.18 0.6 undecidable manual P 307 85.8474 94 -0.93 34
IV.FRON.EHZ. 2021-07-07T06:20:02.77 0.3 undecidable manual P 330 85.1481 94 -0.23 64
IV.AOI.HHE. 2021-07-07T06:20:02.21 0.6 undecidable manual P 20 81.6516 95 -0.25 43
IV.T0110.HHZ. 2021-07-07T06:20:02.24 0.3 undecidable manual P 149 81.3519 95 -0.17 65
IV.MURB.HHZ. 2021-07-07T06:20:01.71 0.6 undecidable manual P 307 74.7696 95 0.31 43
IV.SSFR.HHN. 2021-07-07T06:20:01.31 0.6 undecidable manual P 329 75.0693 95 -0.14 45
IV.TERO.HNZ. 2021-07-07T06:20:01.16 0.6 undecidable manual S 133 38.1285 102 -0.05 48
IV.MNTP.HNZ. 2021-07-07T06:20:01.54 0.6 undecidable manual S 28 35.4423 103 1.03 36
IV.RM33.EHZ. 2021-07-07T06:20:01.85 0.6 undecidable manual S 186 38.7279 102 0.47 44
IV.GAVE.EHZ. 2021-07-07T06:20:01.08 0.6 undecidable manual S 239 35.0427 104 0.68 41
IV.ARVD.HHZ. 2021-07-07T06:20:01.40 0.3 undecidable manual P 340 75.6687 95 -0.14 67
IV.ATSC.EHE. 2021-07-07T06:20:01.77 0.6 undecidable manual P 324 78.2661 95 -0.17 44
IV.CAMP.HHZ. 2021-07-07T06:20:01.18 0.6 undecidable manual S 161 37.629 102 0.11 48
IV.LNSS.HHZ. 2021-07-07T06:20:00.76 0.6 undecidable manual S 213 33.4443 105 0.77 40
IV.FIAM.HHZ. 2021-07-07T06:20:00.09 0.3 undecidable manual P 190 66.378 96 -0.02 70
IV.VCEL.EHN. 2021-07-07T06:20:00.73 0.6 undecidable manual P 137 69.7746 96 0.1 46
IV.MML1.EHZ. 2021-07-07T06:20:00.69 0.6 undecidable manual S 321 36.9297 103 -0.21 47
IV.FAGN.HHZ. 2021-07-07T06:20:00.69 3.0 positive manual P -0.4 0
IV.PP3.EHZ. 2021-07-07T06:20:00.63 3.0 negative manual P 0.53 0
IV.CESI.HHZ. 2021-07-07T06:20:00.15 0.6 undecidable manual S 300 33.3444 105 0.19 47
IV.ATCC.EHZ. 2021-07-07T06:19:59.52 0.6 undecidable manual P 306 62.1933 96 0.05 46
IV.PF6.EHN. 2021-07-07T06:19:59.15 0.6 undecidable manual S 350 31.6461 106 -0.38 46
IV.SAP2.EHZ. 2021-07-07T06:19:59.22 0.3 undecidable manual S 23 28.8489 108 0.4 69
IV.MOMA.HHZ. 2021-07-07T06:19:59.13 0.6 undecidable manual P 264 56.499 97 0.52 42
IV.FOSV.EHZ. 2021-07-07T06:19:59.50 0.3 undecidable manual P 320 63.2922 96 -0.14 68
IV.SMA1.EHZ. 2021-07-07T06:19:58.14 0.6 undecidable manual S 166 25.8519 111 0.09 49
IV.CING.HHZ. 2021-07-07T06:19:58.49 0.3 undecidable manual P 355 57.7977 97 -0.31 67
IV.T1299.HNN. 2021-07-07T06:19:58.18 0.6 undecidable manual S 176 24.753 112 0.39 46
IV.ASSB.HHZ. 2021-07-07T06:19:58.02 0.3 undecidable manual P 293 53.1024 98 -0.06 71
IV.MF5.EHZ. 2021-07-07T06:19:57.37 0.3 undecidable manual S 48 21.6672 116 0.32 71
IT.MTCL.HGZ. 2021-07-07T06:19:57.85 0.6 undecidable manual S 306 26.1516 110 -0.29 48
IV.EL6.EHZ. 2021-07-07T06:19:57.93 0.3 undecidable manual P 346 54.0015 98 -0.29 67
IV.FDMO.HHZ. 2021-07-07T06:19:57.32 0.3 undecidable manual S 325 24.4533 112 -0.39 70
IV.GIGS.HHN. 2021-07-07T06:19:57.41 0.3 undecidable manual P 150 51.5151 98 -0.42 65
IV.GUMA.HHZ. 2021-07-07T06:19:57.72 0.3 undecidable manual S 15 23.6541 113 0.21 72
IV.CSP1.EHZ. 2021-07-07T06:19:57.87 0.3 undecidable manual S 350 26.4513 110 -0.35 70
IV.ARRO.EHZ. 2021-07-07T06:19:57.30 0.6 undecidable manual P 233 50.8158 98 -0.43 44
IV.MNTT.EHZ. 2021-07-07T06:19:56.00 0.3 undecidable manual P 50 35.4423 103 0.6 65
IV.FEMA.HNE. 2021-07-07T06:19:56.62 0.6 undecidable manual S 304 20.7681 118 -0.21 49
IV.GAVE.EHZ. 2021-07-07T06:19:55.46 0.3 undecidable manual P 239 35.0427 104 0.12 72
IV.CAMP.HHZ. 2021-07-07T06:19:55.61 0.3 undecidable manual P 161 37.629 102 -0.12 72
IV.LNSS.HHZ. 2021-07-07T06:19:55.16 0.3 undecidable manual P 213 33.4443 105 0.06 73
IV.TERO.HNZ. 2021-07-07T06:19:55.61 0.3 undecidable manual P 133 38.1285 102 -0.2 70
IV.MNTP.HNZ. 2021-07-07T06:19:55.62 0.3 undecidable manual P 28 35.4423 103 0.22 71
IV.MML1.EHZ. 2021-07-07T06:19:55.40 0.1 positive manual P 321 36.9297 103 -0.22 94
IV.RM33.EHZ. 2021-07-07T06:19:55.77 0.3 undecidable manual P 186 38.7279 102 -0.13 71
IV.MTRA.HNZ. 2021-07-07T06:19:55.50 0.3 undecidable manual S 135 15.6732 128 -0.17 74
IV.SAP2.EHZ. 2021-07-07T06:19:54.55 0.3 undecidable manual P 23 28.8489 108 0.12 73
IV.MC2.EHZ. 2021-07-07T06:19:54.48 0.6 undecidable manual S 316 8.4804 148 0.12 50
IV.CESI.HHZ. 2021-07-07T06:19:54.95 0.3 undecidable manual P 300 33.3444 105 -0.13 72
IV.NRCA.HNZ. 2021-07-07T06:19:54.91 0.3 undecidable manual S 258 12.2766 136 -0.08 77
IV.PF6.EHN. 2021-07-07T06:19:54.46 0.1 positive manual P 350 31.6461 106 -0.38 92
IV.SMA1.EHZ. 2021-07-07T06:19:54.01 0.1 positive manual P 166 25.8519 111 0.03 100
IV.GUMA.HHZ. 2021-07-07T06:19:53.72 0.1 positive manual P 15 23.6541 113 0.05 100
IV.CSP1.EHZ. 2021-07-07T06:19:53.82 0.1 positive manual P 350 26.4513 110 -0.26 95
IV.MMO1.EHZ. 2021-07-07T06:19:53.77 0.3 undecidable manual S 48 7.0929 152 -0.42 71
IV.MF5.EHZ. 2021-07-07T06:19:53.53 0.3 undecidable manual P 48 21.6672 116 0.13 74
IT.MTCL.HGZ. 2021-07-07T06:19:53.80 0.3 undecidable manual P 306 26.1516 110 -0.23 72
IV.FDMO.HHZ. 2021-07-07T06:19:53.53 0.1 positive manual P 325 24.4533 112 -0.25 96
IV.T1299.HNN. 2021-07-07T06:19:53.96 0.1 positive manual P 176 24.753 112 0.13 98
IV.FEMA.HNE. 2021-07-07T06:19:53.23 0.3 undecidable manual P 304 20.7681 118 -0.04 75
IV.NRCA.HNZ. 2021-07-07T06:19:52.24 0.3 undecidable manual P 258 12.2766 136 0.03 76
IV.MTRA.HNZ. 2021-07-07T06:19:52.55 0.3 undecidable manual P 135 15.6732 128 -0.05 76
IV.MC2.EHZ. 2021-07-07T06:19:51.89 0.3 undecidable manual P 316 8.4804 148 0.04 77
IV.MMO1.EHZ. 2021-07-07T06:19:51.57 0.1 negative manual P 48 7.0929 152 -0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.HNN. ML:2.4 0.0017835649999999998 0.16 AML other m 2021-07-07T06:19:55.55
IV.MTRA.EHN. ML:2.4 0.001770409 0.1792 AML other m 2021-07-07T06:19:55.55
IV.MTRA.HNE. ML:2.5 0.0022429585 0.1984 AML other m 2021-07-07T06:19:56.04
IV.MTRA.EHE. ML:2.5 0.0022703949999999997 0.2208 AML other m 2021-07-07T06:19:56.05
IV.FDMO.HHN. ML:2.5 0.0016400000000000002 0.18 AML other m 2021-07-07T06:19:57.66
IV.MF5.EHN. ML:2.6 0.002387207 0.1792 AML other m 2021-07-07T06:19:57.71
IV.FDMO.HHE. ML:2.1 0.0007098731499999999 0.1408 AML other m 2021-07-07T06:19:57.61
IV.MF5.EHE. ML:2.5 0.001845 0.26 AML other m 2021-07-07T06:19:57.66
IV.CSP1.EHN. ML:2.4 0.00129524835 0.2176 AML other m 2021-07-07T06:19:58.20
IV.GUMA.HNE. ML:2.6 0.002105 0.26 AML other m 2021-07-07T06:19:58.07
IV.GUMA.HHE. ML:2.8 0.003175 0.3 AML other m 2021-07-07T06:19:58.06
IV.SMA1.EHN. ML:2.5 0.0017679314999999999 0.16 AML other m 2021-07-07T06:19:58.39
IV.CSP1.EHE. ML:2.2 0.0008642985 0.16 AML other m 2021-07-07T06:19:59.62
IV.SMA1.EHE. ML:2.4 0.0011519999999999998 0.16 AML other m 2021-07-07T06:19:59.63
IV.GUMA.HHN. ML:2.7 0.00262 0.4 AML other m 2021-07-07T06:20:00.55
IV.GUMA.HNN. ML:2.6 0.002262803 0.4512 AML other m 2021-07-07T06:20:00.58
IV.CESI.HHE. ML:2.2 0.00062 0.18 AML other m 2021-07-07T06:20:00.98
IV.MML1.EHN. ML:2.0 0.0004005 0.16 AML other m 2021-07-07T06:20:01.09
IV.MML1.HNN. ML:2.1 0.0004135 0.16 AML other m 2021-07-07T06:20:01.09
IV.CESI.HHN. ML:2.2 0.00059772145 0.1184 AML other m 2021-07-07T06:20:00.92
IV.MML1.EHE. ML:1.9 0.00028917665000000004 0.2368 AML other m 2021-07-07T06:20:01.94
IV.LNSS.HHE. ML:2.1 0.0005260901 0.1408 AML other m 2021-07-07T06:20:01.30
IV.LNSS.HHN. ML:2.3 0.0007735000000000001 0.18 AML other m 2021-07-07T06:20:01.51
IV.GAVE.EHN. ML:2.1 0.0005417059 0.2816 AML other m 2021-07-07T06:20:01.34
IV.GAVE.EHE. ML:2.2 0.0006115 0.18 AML other m 2021-07-07T06:20:01.66
IV.CAMP.HHN. ML:1.9 0.00024982775000000003 0.2784 AML other m 2021-07-07T06:20:01.89
IV.CAMP.HHE. ML:1.8 0.0002112244 0.2592 AML other m 2021-07-07T06:20:02.45
IV.TERO.HNN. ML:2.3 0.0007288426500000001 0.0704 AML other m 2021-07-07T06:20:02.25
IV.TERO.HHN. ML:2.2 0.0006326914 0.0608 AML other m 2021-07-07T06:20:02.22
IV.MML1.HNE. ML:1.9 0.00030201239999999997 0.2272 AML other m 2021-07-07T06:20:01.94
IV.TERO.HHE. ML:2.3 0.0006578662 0.0576 AML other m 2021-07-07T06:20:02.13
IV.RM33.HNN. ML:2.2 0.0005570000000000001 0.2 AML other m 2021-07-07T06:20:02.15
IV.RM33.EHN. ML:2.2 0.0005344999999999999 0.2 AML other m 2021-07-07T06:20:02.15
IV.RM33.EHE. ML:2.1 0.0004189932 0.1216 AML other m 2021-07-07T06:20:02.53
IV.RM33.HNE. ML:2.1 0.0004306382 0.1216 AML other m 2021-07-07T06:20:02.53
IV.TERO.HNE. ML:2.3 0.00066018515 0.0672 AML other m 2021-07-07T06:20:02.13
IV.ASSB.HHN. ML:2.2 0.00034750000000000004 0.76 AML other m 2021-07-07T06:20:06.15
IV.ASSB.HHE. ML:2.0 0.0002172384 0.2208 AML other m 2021-07-07T06:20:06.68
IV.EL6.EHE. ML:2.0 0.00021 0.1 AML other m 2021-07-07T06:20:07.48
IV.CING.HHN. ML:1.8 0.00014700000000000002 0.1 AML other m 2021-07-07T06:20:07.89
IV.CING.HHE. ML:1.8 0.000128488465 0.1216 AML other m 2021-07-07T06:20:07.92
IV.FOSV.EHN. ML:2.1 0.00022649999999999998 0.34 AML other m 2021-07-07T06:20:08.86
IV.ATCC.EHE. ML:2.0 0.00017951070000000002 0.16 AML other m 2021-07-07T06:20:08.54
IV.MOMA.HHE. ML:1.9 0.000187 0.16 AML other m 2021-07-07T06:20:08.82
IV.FOSV.EHE. ML:1.8 0.000125842535 0.16 AML other m 2021-07-07T06:20:09.68
IV.EL6.EHN. ML:2.0 0.00022799999999999999 0.2 AML other m 2021-07-07T06:20:09.55
IV.ATCC.EHN. ML:2.0 0.00016793809999999997 0.1984 AML other m 2021-07-07T06:20:09.65
IV.PP3.EHE. ML:2.4 0.000496 0.5 AML other m 2021-07-07T06:20:11.42
IV.PP3.EHN. ML:2.3 0.0003717619 0.32 AML other m 2021-07-07T06:20:11.63
IV.MURB.HHE. ML:2.4 0.00038849999999999996 0.22 AML other m 2021-07-07T06:20:13.93
IV.MURB.HNE. ML:2.4 0.00036850000000000007 0.24 AML other m 2021-07-07T06:20:13.82
IV.MURB.HNN. ML:2.3 0.00026921505 0.24 AML other m 2021-07-07T06:20:14.80
IV.MURB.HHN. ML:2.2 0.00026000000000000003 0.22 AML other m 2021-07-07T06:20:14.50
IV.ATFO.HHN. ML:1.6 0.000057467395000000004 0.32 AML other m 2021-07-07T06:20:15.53
IV.FRON.EHE. ML:1.7 0.0000625 0.3 AML other m 2021-07-07T06:20:16.47
IV.ATFO.HHE. ML:1.6 0.00006078995 0.1984 AML other m 2021-07-07T06:20:17.41
IV.CESI.HNE. ML:2.2 0.0005833562999999999 0.1792 AML other m 2021-07-07T06:20:00.98
IV.CESI.HNN. ML:2.1 0.0005467736 0.128 AML other m 2021-07-07T06:20:00.92
IV.LNSS.HNE. ML:2.1 0.0004721063 0.1408 AML other m 2021-07-07T06:20:01.30
IV.LNSS.HNN. ML:2.2 0.0007250774 0.1792 AML other m 2021-07-07T06:20:01.51
IV.GAVE.HNN. ML:1.8 0.000226667655 0.8896 AML other m 2021-07-07T06:19:59.70
IV.GAVE.HNE. ML:2.2 0.0006540407500000001 0.1696 AML other m 2021-07-07T06:20:01.74
IV.MNTP.HNN. ML:2.6 0.0013250075 0.1728 AML other m 2021-07-07T06:20:02.28
IV.MNTP.HNE. ML:2.6 0.0015631865 0.1792 AML other m 2021-07-07T06:20:02.44
IV.MOMA.HNE. ML:1.9 0.00017756355000000002 0.1696 AML other m 2021-07-07T06:20:08.74
IV.PP3.HNN. ML:2.4 0.0004654385 0.4704 AML other m 2021-07-07T06:20:11.39
IV.PP3.HNE. ML:2.3 0.0003619366 0.2112 AML other m 2021-07-07T06:20:11.42
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