Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 29-01-2021 and time 10:05:55 (Italy) in region 3 km E Amatrice (RI)

A magnitude ML 2.1 earthquake occured in region: 3 km E Amatrice (RI), on

  • 29-01-2021 09:05:55 (UTC)
  • 29-01-2021 10:05:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6180, 13.3200 at 12 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
Amatrice RI 3 2657 2657
Campotosto AQ 8 542 3199
Accumoli RI 11 667 3866
Capitignano AQ 11 665 4531
Montereale AQ 12 2581 7112
Cittareale RI 13 482 7594
Crognaleto TE 15 1297 8891
Cortino TE 15 656 9547
Arquata del Tronto AP 17 1178 10725
Acquasanta Terme AP 19 2916 13641
Rocca Santa Maria TE 19 537 14178
Barete AQ 19 737 14915
Borbona RI 19 617 15532
Cagnano Amiterno AQ 19 1369 16901
Fano Adriano TE 19 296 17197
Valle Castellana TE 20 977 18174

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km N of L'Aquila (69753 inhabitants)
32 Km W of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
63 Km SE of Foligno (57155 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
75 Km W of Pescara (121014 inhabitants)
76 Km W of Chieti (51815 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
93 Km SE of Perugia (166134 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 2.1 2021-01-29
09:05:55		 42.6178 13.3203 12 2021-07-12
16:54:58		 Bollettino Sismico Italiano INGV 87036901
Reviewed
Rev100 		ML 2.0 2021-01-29
09:05:55		 42.6263 13.3072 10 2021-01-29
09:13:27		 Sala Sismica INGV-Roma 86678621
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-29 09:05:55 ± 0.04
Latitude 42.6178 ± 0.0018
Longitude 13.3203 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 87036901

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 288
Semi-minor axis of confidence ellipse (meter) 155
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 250
Circular confidence region, given by single value of horizontal uncertainty (meter) 290.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
Number of associated phases, regardless of their use for origin computation 73
Number of defining phases 53
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.86874
Number of stations at which the event was observed 49
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 86678621
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-29 09:13:27

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 42
Type of magnitude ML
Reference to an origin 87036901
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-02-11 08:46:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EUCT.HNZ. 2021-01-29T09:06:56.10 3.0 undecidable manual Sg 2.59 0
IV.CMPR.HHZ. 2021-01-29T09:06:56.13 3.0 undecidable manual Sn 16.059999 0
IX.STN3.HNZ.01 2021-01-29T09:06:56.08 3.0 undecidable manual Sn 15.49 0
IV.FERC.HNZ. 2021-01-29T09:06:56.39 3.0 undecidable manual Pg 34.349998 0
AC.VLO.HHZ. 2021-01-29T09:06:52.64 3.0 positive manual Pg 22.540001 0
IV.ECTS.HHZ. 2021-01-29T09:06:48.70 3.0 undecidable manual Pg 24.52 0
IV.MNTV.HNZ. 2021-01-29T09:06:39.36 3.0 undecidable manual Sg 1.85 0
IV.CELI.HHZ. 2021-01-29T09:06:31.66 3.0 undecidable manual Pn 17.16 0
IV.CRAC.EHZ. 2021-01-29T09:06:27.20 3.0 positive manual Pg 21.65 0
IV.ASSB.HHN. 2021-01-29T09:06:17.65 0.3 undecidable manual S 311 71.5728 91 0.36 63
IV.NDIM.HNZ. 2021-01-29T09:06:15.36 3.0 undecidable manual Sn -9.99 0
IV.MOMA.HNZ. 2021-01-29T09:06:15.72 0.6 undecidable manual S 289 64.5909 91 0.3 43
IV.CESI.HHZ. 2021-01-29T09:06:13.02 0.3 undecidable manual S 322 54.7008 91 0.23 67
IV.T0110.HHZ. 2021-01-29T09:06:13.59 0.3 undecidable manual S 139 56.9985 91 0.18 67
IV.MURB.HNZ. 2021-01-29T09:06:12.24 0.6 undecidable manual P 318 96.4257 91 0.23 41
IV.CSP1.EHZ. 2021-01-29T09:06:12.55 0.3 undecidable manual S 350 53.4021 91 0.1 69
IV.GUMA.HNN. 2021-01-29T09:06:11.64 0.3 undecidable manual S 1 49.3173 91 0.27 67
IV.FIR.HHZ. 2021-01-29T09:06:11.89 3.0 undecidable manual Sg -1.96 0
IV.VCEL.EHZ. 2021-01-29T09:06:11.51 0.6 undecidable manual S 120 49.2174 91 0.18 45
IT.MTCL.HGZ. 2021-01-29T09:06:11.56 0.6 undecidable manual S 328 49.2174 91 0.23 45
IV.FDMO.HHZ. 2021-01-29T09:06:11.74 0.3 undecidable manual S 338 50.2164 91 0.16 68
IV.FEMA.HNE. 2021-01-29T09:06:10.23 0.6 undecidable manual S 330 44.1225 92 0.27 45
IV.FAGN.HHZ. 2021-01-29T09:06:10.31 0.3 undecidable manual S 151 44.622 92 0.21 68
IV.FIAM.HNN. 2021-01-29T09:06:09.46 0.3 undecidable manual S 203 42.2244 92 0 71
OT.OT12.EHZ. 2021-01-29T09:06:08.72 3.0 negative manual Pn 14.74 0
IV.ASSB.HHN. 2021-01-29T09:06:08.07 0.1 undecidable manual P 311 71.5728 91 -0.11 88
IV.MOMA.HNZ. 2021-01-29T09:06:07.02 0.6 undecidable manual P 289 64.5909 91 -0.08 45
IV.GAVE.EHZ. 2021-01-29T09:06:07.63 0.1 undecidable manual S 283 35.742 92 -0.1 94
IV.MMO1.EHZ. 2021-01-29T09:06:06.21 0.3 undecidable manual S 1 31.2465 93 -0.32 69
IV.T0110.HHZ. 2021-01-29T09:06:06.03 0.3 undecidable manual P 139 56.9985 91 0.09 68
IV.CESX.HHZ. 2021-01-29T09:06:06.23 0.1 undecidable manual P 269 59.8956 91 -0.15 89
IV.SAP2.EHE. 2021-01-29T09:06:05.83 0.1 undecidable manual P 7 53.502 91 0.43 85
IV.CSP1.EHZ. 2021-01-29T09:06:05.19 0.3 undecidable manual P 350 53.4021 91 -0.19 68
IV.GIGS.HHN. 2021-01-29T09:06:05.07 0.6 undecidable manual S 131 27.5502 93 -0.48 45
IV.GUMA.HNN. 2021-01-29T09:06:05.12 0.1 undecidable manual P 1 49.3173 91 0.36 87
IV.NRCA.HHZ. 2021-01-29T09:06:05.71 0.1 undecidable manual S 325 29.2485 93 -0.29 92
IV.CESI.HHZ. 2021-01-29T09:06:05.32 0.1 undecidable manual P 322 54.7008 91 -0.26 89
IV.MNTT.EHZ. 2021-01-29T09:06:05.73 0.6 undecidable manual P 24 54.1014 91 0.24 44
IT.MTCL.HGZ. 2021-01-29T09:06:04.43 0.1 undecidable manual P 328 49.2174 91 -0.31 89
IV.TERO.HHZ. 2021-01-29T09:06:04.00 0.3 undecidable manual S 89 23.1546 95 -0.38 69
IV.FDMO.HHZ. 2021-01-29T09:06:04.94 0.6 undecidable manual P 338 50.2164 91 0.06 47
IV.LNSS.HHZ. 2021-01-29T09:06:04.28 0.1 undecidable manual S 266 22.9548 95 -0.04 97
IV.VCEL.EHZ. 2021-01-29T09:06:04.94 0.1 undecidable manual P 120 49.2174 91 0.2 90
IV.OFFI.HHE. 2021-01-29T09:06:04.46 0.6 undecidable manual P 40 46.1205 91 0.21 45
IV.FEMA.HNE. 2021-01-29T09:06:04.19 0.3 undecidable manual P 330 44.1225 92 0.24 68
IV.MF5.EHZ. 2021-01-29T09:06:03.94 0.3 undecidable manual P 15 42.624 92 0.22 68
IV.FIAM.HNN. 2021-01-29T09:06:03.60 0.1 undecidable manual P 203 42.2244 92 -0.06 94
IV.CMPR.HHZ. 2021-01-29T09:06:03.21 3.0 undecidable manual Pn 4.37 0
IV.ARRO.EHZ. 2021-01-29T09:06:03.99 0.1 undecidable manual P 265 45.5211 91 -0.17 91
IV.FAGN.HHZ. 2021-01-29T09:06:03.99 0.6 undecidable manual P 151 44.622 92 -0.04 47
IV.RM33.EHZ. 2021-01-29T09:06:02.17 0.1 undecidable manual S 216 14.874 107 -0.03 99
IV.MTRA.HNZ. 2021-01-29T09:06:02.10 0.1 undecidable manual S 22 16.5723 102 -0.55 89
IV.GAVE.EHZ. 2021-01-29T09:06:02.51 0.1 undecidable manual P 283 35.742 92 -0.15 93
CR.ZAG.BHZ. 2021-01-29T09:06:02.46 3.0 undecidable manual Pn -7.98 0
IV.NRCA.HHZ. 2021-01-29T09:06:01.52 0.1 undecidable manual P 325 29.2485 93 -0.14 95
IV.MMO1.EHZ. 2021-01-29T09:06:01.86 0.3 undecidable manual P 1 31.2465 93 -0.11 72
IV.GIGS.HHN. 2021-01-29T09:06:01.05 0.1 undecidable manual P 131 27.5502 93 -0.35 92
IV.CAMP.HHZ. 2021-01-29T09:06:01.29 0.1 undecidable manual S 141 11.5773 119 -0.11 99
IV.TERO.HHZ. 2021-01-29T09:06:00.62 0.1 undecidable manual P 89 23.1546 95 -0.1 97
IV.LNSS.HHZ. 2021-01-29T09:06:00.73 0.1 undecidable manual P 266 22.9548 95 0.04 99
IV.CAMP.HHZ. 2021-01-29T09:05:59.18 0.1 undecidable manual P 141 11.5773 119 0.17 97
IV.RM33.EHZ. 2021-01-29T09:05:59.66 0.1 undecidable manual P 216 14.874 107 0.2 97
IV.SMA1.EHZ. 2021-01-29T09:05:59.69 0.3 undecidable manual S 41 1.8981 169 -0.16 74
IV.MTRA.HNZ. 2021-01-29T09:05:59.66 0.1 undecidable manual P 22 16.5723 102 -0.06 99
IV.T1299.HNN. 2021-01-29T09:05:59.93 0.1 undecidable manual S 300 3.5964 158 -0.05 100
IV.T1299.HNN. 2021-01-29T09:05:58.41 0.1 undecidable manual P 300 3.5964 158 0.22 98
IV.SMA1.EHZ. 2021-01-29T09:05:58.30 0.1 undecidable manual P 41 1.8981 169 0.19 99
IV.BARO.EHZ. 2021-01-29T09:05:57.62 3.0 undecidable manual Sn -5.3 0
IV.PE3.EHZ. 2021-01-29T09:05:53.83 3.0 undecidable manual Sg -9.99 0
IV.TREG.HNZ. 2021-01-29T09:05:51.56 3.0 undecidable manual Pn -8.43 0
IV.BRSN.EHZ. 2021-01-29T09:05:44.22 3.0 undecidable manual P -1.28 0
IV.CRE.HHZ. 2021-01-29T09:05:39.35 3.0 undecidable manual P -1.52 0
IV.CPGN.EHZ. 2021-01-29T09:05:36.07 3.0 undecidable manual P -5.31 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MURB.HNN. ML:2.9 0.0008995000000000001 0.56 AML other m 2021-01-29T09:05:54.09
IV.EL6.EHN. ML:2.1 0.0001825 0.44 AML other m 2021-01-29T09:05:54.75
IV.SMA1.EHN. ML:0.0 0.002045 1.74 AML other m 2021-01-29T09:06:00.00
IV.SMA1.EHE. ML:0.0 0.0019749999999999998 1.48 AML other m 2021-01-29T09:06:00.92
IV.CAMP.HHN. ML:0.0 0.0007284999999999999 0.22 AML other m 2021-01-29T09:06:01.58
IV.CAMP.HHE. ML:0.0 0.0005380000000000001 0.78 AML other m 2021-01-29T09:06:02.47
IV.MTRA.HNN. ML:0.0 0.00275 0.14 AML other m 2021-01-29T09:06:02.31
IV.MTRA.EHN. ML:0.0 0.0027199999999999998 0.14 AML other m 2021-01-29T09:06:02.31
IV.RM33.EHN. ML:0.0 0.001465 0.3 AML other m 2021-01-29T09:06:02.43
IV.RM33.HNN. ML:0.0 0.0014299999999999998 0.3 AML other m 2021-01-29T09:06:02.43
IV.MTRA.EHE. ML:0.0 0.001365 0.52 AML other m 2021-01-29T09:06:02.75
IV.RM33.EHE. ML:0.0 0.0015350000000000001 0.22 AML other m 2021-01-29T09:06:02.75
IV.RM33.HNE. ML:0.0 0.001555 0.22 AML other m 2021-01-29T09:06:02.75
IV.MTRA.HNE. ML:0.0 0.001375 1.3 AML other m 2021-01-29T09:06:02.34
IV.TERO.HNN. ML:0.0 0.0007455 0.42 AML other m 2021-01-29T09:06:04.11
IV.TERO.HHN. ML:0.0 0.0007825 0.4 AML other m 2021-01-29T09:06:04.12
IV.TERO.HHE. ML:0.0 0.000722 0.12 AML other m 2021-01-29T09:06:04.17
IV.TERO.HNE. ML:0.0 0.000656 1.32 AML other m 2021-01-29T09:06:04.17
IV.LNSS.HHE. ML:2.0 0.000686 0.12 AML other m 2021-01-29T09:06:05.44
IV.NRCA.HHE. ML:2.3 0.000911 1.84 AML other m 2021-01-29T09:06:06.06
IV.LNSS.HHN. ML:1.8 0.0004165 0.38 AML other m 2021-01-29T09:06:06.34
IV.NRCA.HHN. ML:2.1 0.0005795 1.12 AML other m 2021-01-29T09:06:07.84
IV.GAVE.EHN. ML:2.2 0.0005555 1.42 AML other m 2021-01-29T09:06:08.26
IV.GAVE.EHE. ML:2.1 0.0004615 0.12 AML other m 2021-01-29T09:06:08.26
IV.MF5.EHN. ML:1.8 0.00020750000000000003 1.52 AML other m 2021-01-29T09:06:11.10
IV.MF5.EHE. ML:1.8 0.000186 0.56 AML other m 2021-01-29T09:06:11.36
IV.FAGN.HHN. ML:1.7 0.00015849999999999998 0.48 AML other m 2021-01-29T09:06:12.36
IV.VCEL.EHE. ML:1.9 0.00020999999999999998 0.5 AML other m 2021-01-29T09:06:14.42
IV.FIR.HHE. ML:3.3 0.0005025 0.06 AML other m 2021-01-29T09:06:14.82
IV.VCEL.EHN. ML:1.9 0.000221 0.2 AML other m 2021-01-29T09:06:15.08
IV.FAGN.HHE. ML:1.7 0.00013900000000000002 1.1 AML other m 2021-01-29T09:06:15.30
IV.T0110.HHE. ML:1.7 0.00011165 0.88 AML other m 2021-01-29T09:06:15.53
IV.CESI.HHN. ML:1.7 0.00010400000000000001 0.24 AML other m 2021-01-29T09:06:16.20
IV.CESI.HHE. ML:1.5 0.00007694999999999999 0.66 AML other m 2021-01-29T09:06:16.12
IV.MNTT.EHE. ML:2.6 0.0010515000000000001 0.16 AML other m 2021-01-29T09:06:18.06
IV.T0110.HHN. ML:1.7 0.00011295 1.54 AML other m 2021-01-29T09:06:18.14
IV.MNTT.EHN. ML:2.2 0.0004145 1.16 AML other m 2021-01-29T09:06:18.96
IV.FIR.HHN. ML:3.2 0.000468 1.9 AML other m 2021-01-29T09:06:22.97
IV.MURB.HNE. ML:2.8 0.0006005 0.42 AML other m 2021-01-29T09:06:29.73
IV.MURB.HHE. ML:2.0 0.00010205 1.06 AML other m 2021-01-29T09:06:30.96
IV.MURB.HHN. ML:2.0 0.000094 0.42 AML other m 2021-01-29T09:06:32.56
IV.LNSS.HNN. ML:1.8 0.0003924136 0.2496 AML other m 2021-01-29T09:06:05.20
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