Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 22-01-2017 and time 01:04:28 (Italy) in region 4 km SE Amatrice (RI)

A magnitude ML 2.0 earthquake occured in region: 4 km SE Amatrice (RI), on

  • 22-01-2017 00:04:28 (UTC)
  • 22-01-2017 01:04:28 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5970, 13.3200 at 10 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 4 2657 2657
Campotosto AQ 6 542 3199
Capitignano AQ 9 665 3864
Montereale AQ 10 2581 6445
Accumoli RI 12 667 7112
Cittareale RI 13 482 7594
Crognaleto TE 14 1297 8891
Cortino TE 16 656 9547
Barete AQ 17 737 10284
Cagnano Amiterno AQ 17 1369 11653
Borbona RI 18 617 12270
Pizzoli AQ 18 4326 16596
Fano Adriano TE 19 296 16892
Arquata del Tronto AP 20 1178 18070
Rocca Santa Maria TE 20 537 18607
Posta RI 20 694 19301

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km N of L'Aquila (69753 inhabitants)
32 Km W of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
64 Km SE of Foligno (57155 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
75 Km W of Chieti (51815 inhabitants)
75 Km W of Pescara (121014 inhabitants)
82 Km NE of Guidonia Montecelio (88673 inhabitants)
82 Km NE of Tivoli (56533 inhabitants)
95 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 2.0 2017-01-22
00:04:28		 42.5973 13.3198 10 2019-07-19
13:20:18		 Bollettino Sismico Italiano INGV 40234341
Reviewed
Rev100 		ML 2.0 2017-01-22
00:04:28		 42.596 13.331 10 2017-01-22
00:10:50		 Sala Sismica INGV-Roma 39538111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-01-22 00:04:28 ± 0.07
Latitude 42.5973 ± 0.0036
Longitude 13.3198 ± 0.0061
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 40234341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 551
Semi-minor axis of confidence ellipse (meter) 311
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) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 127
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 38
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) 0.58816
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 39538111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-01-22 00:10:50

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 40234341
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-01-31 12:36:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOMA.HHZ. 2017-01-22T00:04:49.73 1.0 undecidable manual S 291 65.2902 50 0.8 18
IV.CESI.HHZ. 2017-01-22T00:04:47.07 0.6 undecidable manual S 323 56.3991 50 0.49 41
IV.GUMA.HHZ. 2017-01-22T00:04:45.12 1.0 undecidable manual S 1 51.6039 50 -0.17 22
IV.FAGN.HHZ. 2017-01-22T00:04:43.60 1.0 undecidable manual S 149 42.624 50 0.7 20
IV.ARRO.EHZ. 2017-01-22T00:04:42.82 1.0 undecidable manual S 268 45.3213 50 -0.78 19
IV.T1216.EHZ. 2017-01-22T00:04:42.13 0.6 undecidable manual S 323 40.7259 50 -0.25 45
IV.T1215.EHZ. 2017-01-22T00:04:42.85 0.6 undecidable manual S 302 43.2234 50 -0.2 45
IV.MC2.EHZ. 2017-01-22T00:04:41.16 0.6 undecidable manual S 343 36.4413 50 -0.07 47
IV.T1211.EHZ. 2017-01-22T00:04:41.69 0.6 undecidable manual S 259 38.628 50 -0.13 46
IV.T1222.EHZ. 2017-01-22T00:04:40.04 3.0 undecidable manual S -0.14 0
IV.MOMA.HHZ. 2017-01-22T00:04:40.85 1.0 undecidable manual P 291 65.2902 50 0.39 21
IV.T1217.EHZ. 2017-01-22T00:04:40.30 0.6 undecidable manual S 292 34.1436 50 -0.32 45
IV.T1220.EHZ. 2017-01-22T00:04:39.76 1.0 undecidable manual P 342 59.8956 50 0.13 22
IV.GUMA.HHZ. 2017-01-22T00:04:39.08 0.6 undecidable manual P 1 51.6039 50 0.72 38
IV.CESI.HHZ. 2017-01-22T00:04:39.46 0.6 undecidable manual P 323 56.3991 50 0.36 43
IV.FDMO.HHZ. 2017-01-22T00:04:38.64 1.0 undecidable manual P 339 52.3032 50 0.19 22
IV.T1212.EHZ. 2017-01-22T00:04:38.49 0.6 undecidable manual S 307 28.2495 50 -0.55 43
IV.GIGS.HHZ. 2017-01-22T00:04:37.89 0.3 undecidable manual S 128 26.1516 50 -0.6 63
IV.ARRO.EHZ. 2017-01-22T00:04:37.40 0.6 undecidable manual P 268 45.3213 50 0.02 47
IV.FAGN.HHZ. 2017-01-22T00:04:37.69 0.6 undecidable manual P 149 42.624 50 0.72 39
IV.LNSS.HHZ. 2017-01-22T00:04:37.42 0.3 undecidable manual S 272 22.8549 114 -0.15 71
IV.T1216.EHZ. 2017-01-22T00:04:36.61 0.6 undecidable manual P 323 40.7259 50 -0.07 47
IV.T1215.EHZ. 2017-01-22T00:04:36.87 0.3 undecidable manual P 302 43.2234 50 -0.19 68
IV.MC2.EHZ. 2017-01-22T00:04:36.22 0.6 undecidable manual P 343 36.4413 50 0.21 46
IV.T1247.HHZ. 2017-01-22T00:04:36.04 0.3 undecidable manual S 186 17.3715 121 0.15 72
IV.T1211.EHZ. 2017-01-22T00:04:36.33 0.3 undecidable manual P 259 38.628 50 -0.02 71
IV.T1222.EHZ. 2017-01-22T00:04:35.60 3.0 positive manual P 0.21 0
IV.T1217.EHZ. 2017-01-22T00:04:35.88 0.6 undecidable manual P 292 34.1436 50 0.22 46
IV.T1202.EHZ. 2017-01-22T00:04:35.24 0.3 undecidable manual S 327 14.0748 126 0.3 70
IV.RM33.EHZ. 2017-01-22T00:04:34.74 0.3 undecidable manual S 221 13.0758 128 0.09 73
IV.GIGS.HHZ. 2017-01-22T00:04:34.29 0.3 undecidable manual P 128 26.1516 50 -0.14 71
IV.T1212.EHZ. 2017-01-22T00:04:34.56 0.3 undecidable manual P 307 28.2495 50 -0.19 70
IV.T1247.HHZ. 2017-01-22T00:04:33.07 0.3 undecidable manual P 186 17.3715 121 0.14 72
IV.LNSS.HHZ. 2017-01-22T00:04:33.95 0.3 undecidable manual P 272 22.8549 114 0.05 72
IV.CAMP.HHZ. 2017-01-22T00:04:33.61 0.1 undecidable manual S 133 9.9789 136 -0.25 95
IV.RM33.EHZ. 2017-01-22T00:04:32.42 0.3 undecidable manual P 221 13.0758 128 0.21 71
IV.T1299.EHZ. 2017-01-22T00:04:32.14 0.3 undecidable manual S 323 5.0949 154 -0.74 62
IV.T1202.EHZ. 2017-01-22T00:04:32.69 0.3 undecidable manual P 327 14.0748 126 0.31 70
IV.T1299.EHZ. 2017-01-22T00:04:31.16 0.1 undecidable manual P 323 5.0949 154 -0.03 100
IV.CAMP.HHZ. 2017-01-22T00:04:31.81 0.3 undecidable manual P 133 9.9789 136 0.05 74
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHN. ML:1.6 0.00012204999999999999 1.2 AML other m 2017-01-22T00:04:44.83
IV.ARRO.EHE. ML:1.6 0.0001052 1.22 AML other m 2017-01-22T00:04:46.13
IV.CAMP.HHN. ML:1.8 0.000705 0.22 AML other m 2017-01-22T00:04:33.84
IV.CAMP.HHE. ML:1.7 0.0005989999999999999 0.36 AML other m 2017-01-22T00:04:33.78
IV.FAGN.HHE. ML:1.9 0.00027100000000000003 0.4 AML other m 2017-01-22T00:04:46.58
IV.FAGN.HHN. ML:1.9 0.00023449999999999998 1.28 AML other m 2017-01-22T00:04:47.33
IV.FDMO.HHN. ML:2.3 0.0004515 0.18 AML other m 2017-01-22T00:04:58.09
IV.FDMO.HHE. ML:2.3 0.000484 0.16 AML other m 2017-01-22T00:04:58.24
IV.GIGS.HHN. ML:1.2 0.00008599999999999999 1.54 AML other m 2017-01-22T00:04:38.83
IV.GIGS.HHE. ML:1.2 0.00009285000000000001 0.56 AML other m 2017-01-22T00:04:41.16
IV.GUMA.HNE. ML:2.1 0.00030199999999999997 1.28 AML other m 2017-01-22T00:04:50.00
IV.GUMA.HNN. ML:2.1 0.00028649999999999997 1.56 AML other m 2017-01-22T00:04:50.10
IV.GUMA.HHN. ML:2.0 0.000254 0.4 AML other m 2017-01-22T00:04:47.13
IV.GUMA.HHE. ML:2.1 0.0003045 0.26 AML other m 2017-01-22T00:04:46.74
IV.LNSS.HHE. ML:2.0 0.0006695 1.54 AML other m 2017-01-22T00:04:39.80
IV.LNSS.HHN. ML:2.0 0.0006850000000000001 0.36 AML other m 2017-01-22T00:04:37.80
IV.RM33.EHE. ML:2.2 0.0016400000000000002 0.34 AML other m 2017-01-22T00:04:35.97
IV.RM33.HNE. ML:2.2 0.0016200000000000001 0.34 AML other m 2017-01-22T00:04:35.97
IV.RM33.EHN. ML:2.3 0.001995 1.66 AML other m 2017-01-22T00:04:35.83
IV.RM33.HNN. ML:2.3 0.002005 1.66 AML other m 2017-01-22T00:04:35.00
IV.T1202.EHN. ML:2.4 0.00266 0.4 AML other m 2017-01-22T00:04:35.65
IV.T1202.EHE. ML:2.4 0.0025650000000000004 0.58 AML other m 2017-01-22T00:04:35.66
IV.T1211.EHE. ML:1.8 0.000256 1.06 AML other m 2017-01-22T00:04:43.40
IV.T1211.HNN. ML:2.0 0.0003195 1.46 AML other m 2017-01-22T00:04:44.90
IV.T1211.EHN. ML:2.0 0.00037 1.58 AML other m 2017-01-22T00:04:44.91
IV.T1211.HNE. ML:1.9 0.00028149999999999996 0.88 AML other m 2017-01-22T00:04:44.16
IV.T1220.HNE. ML:2.5 0.0006540000000000001 0.36 AML other m 2017-01-22T00:05:01.61
IV.T1220.HNN. ML:2.3 0.000388 0.44 AML other m 2017-01-22T00:05:02.70
IV.T1222.HNE. ML:1.7 0.00023750000000000003 1.16 AML other m 2017-01-22T00:04:40.60
IV.T1222.HNN. ML:1.8 0.0002665 0.46 AML other m 2017-01-22T00:04:42.04
IV.T1247.HHE. ML:2.0 0.0007704999999999999 1.4 AML other m 2017-01-22T00:04:38.24
IV.T1247.HHN. ML:2.1 0.0009830000000000001 0.32 AML other m 2017-01-22T00:04:36.36
IV.T1299.HNE. ML:2.3 0.00303 0.28 AML other m 2017-01-22T00:04:32.57
IV.T1299.EHE. ML:2.3 0.003025 0.28 AML other m 2017-01-22T00:04:32.57
IV.T1299.EHN. ML:2.2 0.00256 1.04 AML other m 2017-01-22T00:04:32.58
IV.T1299.HNN. ML:2.2 0.002415 1.04 AML other m 2017-01-22T00:04:32.58
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