Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 18-01-2017 and time 22:15:58 (Italy) in region 6 km N Montereale (AQ)

A magnitude ML 2.0 earthquake occured in region: 6 km N Montereale (AQ), on

  • 18-01-2017 21:15:58 (UTC)
  • 18-01-2017 22:15:58 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5780, 13.2370 at 11 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
Montereale AQ 6 2581 2581
Amatrice RI 7 2657 5238
Cittareale RI 8 482 5720
Capitignano AQ 8 665 6385
Borbona RI 11 617 7002
Campotosto AQ 11 542 7544
Posta RI 13 694 8238
Cagnano Amiterno AQ 13 1369 9607
Accumoli RI 13 667 10274
Barete AQ 15 737 11011
Pizzoli AQ 16 4326 15337

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NW of L'Aquila (69753 inhabitants)
39 Km W of Teramo (54892 inhabitants)
48 Km E of Terni (111501 inhabitants)
61 Km SE of Foligno (57155 inhabitants)
75 Km W of Montesilvano (53738 inhabitants)
77 Km NE of Guidonia Montecelio (88673 inhabitants)
77 Km NE of Tivoli (56533 inhabitants)
80 Km W of Chieti (51815 inhabitants)
81 Km W of Pescara (121014 inhabitants)
91 Km SE of Perugia (166134 inhabitants)
94 Km E of Viterbo (67173 inhabitants)
98 Km NE of Roma (2864731 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 2017-01-18
21:15:58		 42.5778 13.2367 11 2019-07-19
13:20:44		 Bollettino Sismico Italiano INGV 56368771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-01-18 21:15:58 ± 0.06
Latitude 42.5778 ± 0.0045
Longitude 13.2367 ± 0.0061
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 56368771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 510
Semi-minor axis of confidence ellipse (meter) 348
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 222
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.07105
Epicentral distance of station farthest from the epicenter (degree) 0.54769
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitude information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 30
Type of magnitude ML
Reference to an origin 56368771
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-05-02 14:15:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1220.EHZ. 2017-01-18T21:16:17.15 0.6 undecidable manual S 349 60.2952 50 0.13 46
IV.CSP1.EHZ. 2017-01-18T21:16:16.24 0.6 undecidable manual S 357 57.0984 50 0.07 46
IV.GUMA.HHZ. 2017-01-18T21:16:16.14 0.6 undecidable manual S 8 54.4011 50 0.69 40
IV.CESI.HHZ. 2017-01-18T21:16:15.76 0.6 undecidable manual S 330 54.501 50 0.26 45
IV.ARRO.EHZ. 2017-01-18T21:16:11.21 0.6 undecidable manual S 270 38.4282 50 0 49
IV.TRTR.HHE. 2017-01-18T21:16:10.15 0.3 undecidable manual P 65 60.7947 50 0.89 54
IV.FIAM.HHZ. 2017-01-18T21:16:10.43 0.6 undecidable manual S 196 35.742 50 -0.05 48
IV.GUMA.HHZ. 2017-01-18T21:16:08.21 0.3 undecidable manual P 8 54.4011 50 -0.05 70
IV.CESI.HHZ. 2017-01-18T21:16:08.55 0.3 undecidable manual P 330 54.501 50 0.26 67
IV.CESX.HHZ. 2017-01-18T21:16:08.13 0.3 undecidable manual P 274 53.2023 50 0.06 70
IV.T1220.EHZ. 2017-01-18T21:16:08.81 0.3 undecidable manual P 349 60.2952 50 -0.36 65
IV.GIGS.HHZ. 2017-01-18T21:16:08.37 0.6 undecidable manual S 117 30.747 50 -0.79 40
IV.CSP1.EHZ. 2017-01-18T21:16:08.29 0.3 undecidable manual P 357 57.0984 50 -0.39 65
IV.T1217.EHZ. 2017-01-18T21:16:08.65 0.6 undecidable manual S 301 29.0487 50 -0.03 49
IV.FDMO.HHZ. 2017-01-18T21:16:07.58 0.3 undecidable manual P 347 52.3032 50 -0.36 66
IV.FIAM.HHZ. 2017-01-18T21:16:05.44 0.1 undecidable manual P 196 35.742 50 0.05 97
IV.LNSS.HHZ. 2017-01-18T21:16:05.32 0.6 undecidable manual S 280 16.2726 124 0.09 50
IV.ARRO.EHZ. 2017-01-18T21:16:05.67 0.1 undecidable manual P 270 38.4282 50 -0.14 95
IV.T1247.HHZ. 2017-01-18T21:16:05.11 0.3 undecidable manual S 162 15.9729 124 -0.03 76
IV.GIGS.HHZ. 2017-01-18T21:16:04.81 0.3 undecidable manual P 117 30.747 50 0.19 71
IV.T1218.EHZ. 2017-01-18T21:16:04.37 0.6 undecidable manual S 316 14.2746 127 -0.29 48
IV.T1217.EHZ. 2017-01-18T21:16:04.14 0.1 undecidable manual P 301 29.0487 50 -0.21 95
IV.CAMP.HHZ. 2017-01-18T21:16:04.41 0.6 undecidable manual S 108 14.874 126 -0.42 47
IV.RM33.EHZ. 2017-01-18T21:16:03.33 0.6 undecidable manual S 193 7.881 144 0.23 49
IV.CAMP.HHZ. 2017-01-18T21:16:02.11 0.3 undecidable manual P 108 14.874 126 -0.01 76
IV.T1247.HHZ. 2017-01-18T21:16:02.36 0.3 undecidable manual P 162 15.9729 124 0.05 75
IV.LNSS.HHZ. 2017-01-18T21:16:02.42 0.1 undecidable manual P 280 16.2726 124 0.06 100
IV.T1218.EHZ. 2017-01-18T21:16:01.90 0.1 undecidable manual P 316 14.2746 127 -0.13 99
IV.RM33.EHZ. 2017-01-18T21:16:01.38 0.1 undecidable manual P 193 7.881 144 0.26 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHE. ML:0.0 0.0003177216 0.256 AML other m 2017-01-18T21:16:01.32
IV.CAMP.HHN. ML:0.0 0.0004054682 0.576 AML other m 2017-01-18T21:16:02.29
IV.T1218.EHN. ML:0.0 0.0034162695 0.2048 AML other m 2017-01-18T21:16:04.64
IV.T1218.HNN. ML:0.0 0.0033818900000000002 0.2048 AML other m 2017-01-18T21:16:04.64
IV.T1218.HNE. ML:0.0 0.0013573015500000002 0.1664 AML other m 2017-01-18T21:16:04.54
IV.T1218.EHE. ML:0.0 0.0012222455 0.192 AML other m 2017-01-18T21:16:04.75
IV.RM33.HNE. ML:2.4 0.00314824 0.1536 AML other m 2017-01-18T21:16:03.60
IV.RM33.EHE. ML:2.4 0.0030572985 0.1408 AML other m 2017-01-18T21:16:03.61
IV.RM33.EHN. ML:2.3 0.0029193105 0.2304 AML other m 2017-01-18T21:16:03.58
IV.RM33.HNN. ML:2.3 0.002768822 0.2304 AML other m 2017-01-18T21:16:03.58
IV.T1247.HHE. ML:2.1 0.00118100895 0.2048 AML other m 2017-01-18T21:16:05.77
IV.T1247.HHN. ML:2.1 0.0010788734499999999 0.2048 AML other m 2017-01-18T21:16:02.26
IV.LNSS.HHN. ML:2.3 0.0018956080000000002 0.1536 AML other m 2017-01-18T21:16:05.53
IV.LNSS.HHE. ML:2.3 0.0016912215 0.2816 AML other m 2017-01-18T21:16:05.66
IV.T1217.EHN. ML:1.9 0.0003557977 0.2176 AML other m 2017-01-18T21:16:08.92
IV.T1217.HNE. ML:1.6 0.00020931788999999998 0.1536 AML other m 2017-01-18T21:16:10.07
IV.T1217.EHE. ML:1.6 0.000214882635 0.1536 AML other m 2017-01-18T21:16:10.07
IV.T1217.HNN. ML:1.8 0.00035031105000000003 0.2176 AML other m 2017-01-18T21:16:08.92
IV.GIGS.HHN. ML:1.3 0.00009181912 0.1152 AML other m 2017-01-18T21:16:08.54
IV.GIGS.HHE. ML:1.2 0.00006837695000000001 0.2816 AML other m 2017-01-18T21:16:10.21
IV.FIAM.HHE. ML:1.6 0.00014876715 0.4864 AML other m 2017-01-18T21:16:10.96
IV.FIAM.HHN. ML:1.5 0.00012151885999999999 0.4352 AML other m 2017-01-18T21:16:15.88
IV.ARRO.EHN. ML:1.8 0.0002305785 0.256 AML other m 2017-01-18T21:16:11.85
IV.ARRO.EHE. ML:1.7 0.00019721604999999997 0.1792 AML other m 2017-01-18T21:16:11.90
IV.FDMO.HHN. ML:1.6 0.000105702295 0.32 AML other m 2017-01-18T21:16:16.95
IV.FDMO.HHE. ML:1.7 0.00013049252 0.256 AML other m 2017-01-18T21:16:15.81
IV.GUMA.HNN. ML:2.3 0.00043585214999999997 0.3712 AML other m 2017-01-18T21:16:17.74
IV.GUMA.HHE. ML:2.4 0.0006749854500000001 0.2816 AML other m 2017-01-18T21:16:16.46
IV.GUMA.HHN. ML:2.2 0.00036643475 0.3584 AML other m 2017-01-18T21:16:18.11
IV.GUMA.HNE. ML:2.3 0.0004862032 0.3072 AML other m 2017-01-18T21:16:16.46
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