Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 22-01-2021 and time 23:14:48 (Italy) in region 1 km SE Spinetoli (AP)

A magnitude ML 2.2 earthquake occured in region: 1 km SE Spinetoli (AP), on

  • 22-01-2021 22:14:48 (UTC)
  • 22-01-2021 23:14:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8830, 13.7790 at 29 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
Spinetoli AP 1 7215 7215
Monsampolo del Tronto AP 2 4611 11826
Colli del Tronto AP 3 3668 15494
Castorano AP 5 2380 17874
Controguerra TE 5 2436 20310
Castel di Lama AP 6 8634 28944
Ancarano TE 6 1857 30801
Monteprandone AP 6 12655 43456
Torano Nuovo TE 7 1611 45067
Colonnella TE 7 3734 48801
Acquaviva Picena AP 8 3831 52632
Nereto TE 8 5242 57874
Corropoli TE 8 5045 62919
Sant'Egidio alla Vibrata TE 8 9811 72730
Offida AP 9 5058 77788
Maltignano AP 9 2401 80189
Appignano del Tronto AP 9 1785 81974
Sant'Omero TE 11 5243 87217
San Benedetto del Tronto AP 11 47303 134520
Martinsicuro TE 11 16033 150553
Alba Adriatica TE 13 12353 162906
Ripatransone AP 13 4309 167215
Cossignano AP 14 978 168193
Folignano AP 14 9241 177434
Grottammare AP 14 16006 193440
Tortoreto TE 14 11542 204982
Castignano AP 14 2796 207778
Civitella del Tronto TE 15 5116 212894
Bellante TE 16 7152 220046
Ascoli Piceno AP 17 49407 269453
Mosciano Sant'Angelo TE 17 9308 278761
Cupra Marittima AP 17 5398 284159
Montalto delle Marche AP 18 2122 286281
Carassai AP 18 1100 287381
Montedinove AP 18 488 287869
Massignano AP 19 1638 289507
Campli TE 19 7209 296716
Montefiore dell'Aso AP 19 2123 298839
Rotella AP 19 906 299745

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km N of Teramo (54892 inhabitants)
51 Km NW of Montesilvano (53738 inhabitants)
59 Km NW of Pescara (121014 inhabitants)
67 Km NE of L'Aquila (69753 inhabitants)
67 Km NW of Chieti (51815 inhabitants)
84 Km S of Ancona (100861 inhabitants)
88 Km E of Foligno (57155 inhabitants)
99 Km E 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 2.2 2021-01-22
22:14:48		 42.8833 13.7788 29 2021-07-12
16:54:57		 Bollettino Sismico Italiano INGV 86945071
Reviewed
Rev100 		ML 2.3 2021-01-22
22:14:48		 42.8832 13.7827 32 2021-01-22
22:22:28		 Sala Sismica INGV-Roma 86472001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-22 22:14:48 ± 0.12
Latitude 42.8833 ± 0.0036
Longitude 13.7788 ± 0.0074
Depth (km) 29 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 86945071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 468
Semi-minor axis of confidence ellipse (meter) 393
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 247
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 129
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 42
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) 0.08544
Epicentral distance of station farthest from the epicenter (degree) 1.11606
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 26
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 86472001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-22 22:22:28

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 46
Type of magnitude ML
Reference to an origin 86945071
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-08 17:17:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2021-01-22T22:15:09.61 0.6 undecidable manual P 306 123.8871 54 0.32 39
IV.FDMO.HHZ. 2021-01-22T22:15:08.18 0.3 undecidable manual S 287 58.6968 110 0.37 67
IV.NRCA.HHZ. 2021-01-22T22:15:07.07 0.3 undecidable manual S 264 54.3012 112 0.34 68
IV.CSP1.EHZ. 2021-01-22T22:15:06.22 0.3 undecidable manual S 297 52.0035 113 0.06 72
IV.ARVD.HHZ. 2021-01-22T22:15:05.47 0.6 undecidable manual P 315 96.126 102 0.12 43
IV.CAMP.HHZ. 2021-01-22T22:15:05.74 0.6 undecidable manual S 218 48.9177 115 0.33 46
IV.SMA1.EHZ. 2021-01-22T22:15:04.42 0.3 undecidable manual S 232 45.7209 116 -0.22 69
IV.FOSV.EHZ. 2021-01-22T22:15:04.96 0.3 undecidable manual P 299 94.239 102 -0.11 65
IV.ASSB.HHZ. 2021-01-22T22:15:04.83 0.6 undecidable manual P 281 92.6406 102 0 44
IV.GUMA.HHZ. 2021-01-22T22:15:03.91 0.3 undecidable manual S 299 41.1255 119 0.35 69
IV.MNTP.HNZ. 2021-01-22T22:15:03.23 0.3 undecidable manual S 318 37.7289 122 0.45 68
IV.SAP2.EHZ. 2021-01-22T22:15:03.36 0.3 undecidable manual S 308 38.8278 121 0.33 69
IV.T0110.HHZ. 2021-01-22T22:15:02.31 0.6 undecidable manual P 180 72.5718 106 0.48 42
IV.MMO1.EHZ. 2021-01-22T22:15:02.38 0.3 undecidable manual S 273 36.741 123 -0.17 71
IV.CADA.HNZ. 2021-01-22T22:15:02.50 0.3 undecidable manual S 358 34.5432 125 0.45 67
IV.MTRA.EHZ. 2021-01-22T22:15:01.81 0.3 undecidable manual S 246 34.1436 125 -0.16 71
IV.CESI.HHZ. 2021-01-22T22:15:01.61 0.1 undecidable manual P 281 72.2721 106 -0.18 89
IV.EL6.EHZ. 2021-01-22T22:15:01.83 0.6 undecidable manual P 312 73.8705 106 -0.19 45
IV.TERO.HHZ. 2021-01-22T22:15:01.77 0.3 undecidable manual S 206 32.2455 127 0.22 72
IV.LNSS.HHZ. 2021-01-22T22:15:01.31 0.3 undecidable manual P 243 67.7766 107 0.19 68
IV.FAGN.HHZ. 2021-01-22T22:15:01.81 0.3 undecidable manual P 193 70.374 107 0.31 65
IV.RM33.EHZ. 2021-01-22T22:15:00.28 0.3 undecidable manual P 228 61.9935 109 0 71
IV.MNTT.EHZ. 2021-01-22T22:15:00.39 0.6 undecidable manual S 323 24.753 135 0.34 47
IV.MF5.EHZ. 2021-01-22T22:15:00.92 0.3 undecidable manual S 294 28.3494 131 0.17 73
IV.NRCA.HHZ. 2021-01-22T22:14:59.00 0.1 negative manual P 264 54.3012 112 -0.17 92
IV.FDMO.HHZ. 2021-01-22T22:14:59.52 0.1 negative manual P 287 58.6968 110 -0.27 90
IV.CAMP.HHZ. 2021-01-22T22:14:58.40 0.3 undecidable manual P 218 48.9177 115 -0.01 72
IV.CSP1.EHZ. 2021-01-22T22:14:58.64 0.1 negative manual P 297 52.0035 113 -0.2 92
IV.TRTR.HHZ. 2021-01-22T22:14:58.82 0.3 undecidable manual S 127 13.7751 152 0.54 68
IV.SAP2.EHZ. 2021-01-22T22:14:57.01 0.3 undecidable manual P 308 38.8278 121 -0.02 74
IV.GUMA.HHZ. 2021-01-22T22:14:57.31 0.1 negative manual P 299 41.1255 119 -0.03 98
IV.SMA1.EHZ. 2021-01-22T22:14:57.99 0.1 undecidable manual P 232 45.7209 116 0.03 97
IV.TERO.HHZ. 2021-01-22T22:14:56.16 0.1 positive manual P 206 32.2455 127 -0.03 99
IV.MNTP.HNZ. 2021-01-22T22:14:56.76 0.3 undecidable manual P 318 37.7289 122 -0.13 72
IV.CADA.HNZ. 2021-01-22T22:14:56.11 0.1 undecidable manual P 358 34.5432 125 -0.36 93
IV.MTRA.EHZ. 2021-01-22T22:14:56.23 0.1 negative manual P 246 34.1436 125 -0.2 95
IV.OFFI.HHZ. 2021-01-22T22:14:56.97 0.3 undecidable manual S 307 9.4794 160 -0.84 61
IV.MMO1.EHZ. 2021-01-22T22:14:56.49 0.1 negative manual P 273 36.741 123 -0.27 93
IV.MNTT.EHZ. 2021-01-22T22:14:55.35 0.1 negative manual P 323 24.753 135 0.04 100
IV.MF5.EHZ. 2021-01-22T22:14:55.64 0.1 negative manual P 294 28.3494 131 -0.08 99
IV.TRTR.HHZ. 2021-01-22T22:14:54.41 0.1 positive manual P 127 13.7751 152 0.11 100
IV.OFFI.HHZ. 2021-01-22T22:14:53.44 0.1 negative manual P 307 9.4794 160 -0.58 91
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.TERO.HHN. ML:2.0 0.000331 0.08 AML other m 2021-01-22T22:15:01.97
IV.TERO.HHE. ML:2.2 0.0005795 1.94 AML other m 2021-01-22T22:15:02.99
IV.TERO.HNE. ML:2.3 0.0007135 1.94 AML other m 2021-01-22T22:15:02.99
IV.MTRA.EHE. ML:2.5 0.000917948 0.192 AML other m 2021-01-22T22:15:02.16
IV.MTRA.HNE. ML:2.5 0.0009013921 0.192 AML other m 2021-01-22T22:15:02.16
IV.MTRA.EHN. ML:2.4 0.0007614271999999999 0.192 AML other m 2021-01-22T22:15:02.43
IV.MTRA.HNN. ML:2.4 0.0008150922000000001 0.2176 AML other m 2021-01-22T22:15:02.43
IV.SAP2.EHE. ML:2.2 0.000486 0.18 AML other m 2021-01-22T22:15:03.74
IV.TERO.HNN. ML:2.0 0.00032965489999999995 0.1536 AML other m 2021-01-22T22:15:02.59
IV.SAP2.EHN. ML:2.9 0.002417903 0.1792 AML other m 2021-01-22T22:15:04.38
IV.GUMA.HHE. ML:2.2 0.0003794959 0.384 AML other m 2021-01-22T22:15:04.59
IV.SMA1.EHN. ML:2.4 0.0005705 0.18 AML other m 2021-01-22T22:15:05.37
IV.SMA1.EHE. ML:2.2 0.0004184518 0.192 AML other m 2021-01-22T22:15:05.43
IV.CSP1.EHN. ML:2.2 0.00034640975 0.1152 AML other m 2021-01-22T22:15:06.75
IV.NRCA.HHN. ML:2.4 0.0004535 0.14 AML other m 2021-01-22T22:15:07.57
IV.NRCA.HHE. ML:2.4 0.000458 0.12 AML other m 2021-01-22T22:15:07.77
IV.CSP1.EHE. ML:2.2 0.00035075325 0.1152 AML other m 2021-01-22T22:15:06.44
IV.NRCA.HNN. ML:2.3 0.00042034970000000006 0.128 AML other m 2021-01-22T22:15:07.56
IV.NRCA.HNE. ML:2.3 0.00044426865 0.1152 AML other m 2021-01-22T22:15:07.77
IV.GUMA.HHN. ML:2.1 0.0003606248 0.4224 AML other m 2021-01-22T22:15:04.25
IV.FDMO.HHE. ML:1.8 0.000122038775 0.1536 AML other m 2021-01-22T22:15:09.03
IV.FDMO.HHN. ML:1.9 0.00013350000000000002 0.16 AML other m 2021-01-22T22:15:09.57
IV.LNSS.HHE. ML:2.1 0.0002 0.12 AML other m 2021-01-22T22:15:11.23
IV.LNSS.HHN. ML:2.3 0.000298 0.18 AML other m 2021-01-22T22:15:11.87
IV.FAGN.HHE. ML:2.1 0.00017948448999999998 0.4352 AML other m 2021-01-22T22:15:19.63
IV.FAGN.HHN. ML:1.9 0.00012786006 0.3456 AML other m 2021-01-22T22:15:20.16
IV.CESI.HHN. ML:1.8 0.00009745 0.44 AML other m 2021-01-22T22:15:20.54
IV.LNSS.HNN. ML:2.3 0.00031302315000000005 0.1792 AML other m 2021-01-22T22:15:11.79
IV.ARVD.HHN. ML:1.8 0.00007139999999999999 0.66 AML other m 2021-01-22T22:15:21.48
IV.ARVD.HHE. ML:1.8 0.000058500604999999994 0.2688 AML other m 2021-01-22T22:15:22.16
IV.OFFI.HHN. ML:2.6 0.0022814755 0.2432 AML other m 2021-01-22T22:14:58.12
IV.MF5.EHN. ML:1.9 0.00028991124999999993 0.2816 AML other m 2021-01-22T22:15:01.52
IV.MF5.EHE. ML:1.9 0.00025909015 0.4608 AML other m 2021-01-22T22:15:03.74
IV.CADA.HNE. ML:2.4 0.00089447805 0.32 AML other m 2021-01-22T22:15:06.38
IV.CADA.HNN. ML:2.5 0.0009102203 0.2048 AML other m 2021-01-22T22:15:02.91
IV.MNTP.HNN. ML:2.3 0.0006215995999999999 0.2176 AML other m 2021-01-22T22:15:03.30
IV.MNTP.HNE. ML:2.8 0.0017016715 1.3184 AML other m 2021-01-22T22:15:03.51
IV.GUMA.HNE. ML:2.1 0.00030790125 0.1408 AML other m 2021-01-22T22:15:04.92
IV.GUMA.HNN. ML:2.2 0.00039610815 0.2816 AML other m 2021-01-22T22:15:04.40
IV.EL6.EHN. ML:2.0 0.00015852495 0.192 AML other m 2021-01-22T22:15:17.91
IV.EL6.EHE. ML:2.0 0.00012617685 0.192 AML other m 2021-01-22T22:15:18.42
IV.T0110.HHN. ML:1.9 0.0001230543 0.4864 AML other m 2021-01-22T22:15:21.10
IV.ASSB.HHN. ML:1.8 0.00007103588499999999 0.4352 AML other m 2021-01-22T22:15:25.79
IV.ASSB.HHE. ML:1.9 0.00007335049 0.448 AML other m 2021-01-22T22:15:26.38
IV.FOSV.EHE. ML:1.8 0.000061490405 0.3328 AML other m 2021-01-22T22:15:23.16
IV.FOSV.EHN. ML:1.9 0.000073621315 0.4352 AML other m 2021-01-22T22:15:21.93
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