Earthquake with magnitude of ML 1.6 on date 07-03-2017 and time 07:43:42 (Italy) in region 8 km NW Arquata del Tronto (AP)

A magnitude ML 1.6 earthquake occured in region: 8 km NW Arquata del Tronto (AP), on

  • 07-03-2017 06:43:42 (UTC)
  • 07-03-2017 07:43:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8110, 13.2120 at 13 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Arquata del Tronto AP 8 1178 1178
Norcia PG 10 4957 6135
Montegallo AP 11 523 6658
Castelsantangelo sul Nera MC 11 281 6939
Accumoli RI 13 667 7606
Montemonaco AP 14 604 8210
Preci PG 16 724 8934
Ussita MC 16 444 9378
Visso MC 17 1107 10485
Acquasanta Terme AP 17 2916 13401
Montefortino FM 18 1178 14579
Cascia PG 19 3217 17796

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Teramo (54892 inhabitants)
44 Km E of Foligno (57155 inhabitants)
53 Km N of L'Aquila (69753 inhabitants)
54 Km NE of Terni (111501 inhabitants)
75 Km E of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
91 Km W of Pescara (121014 inhabitants)
93 Km S of Ancona (100861 inhabitants)
94 Km NW of Chieti (51815 inhabitants)
99 Km NE of Guidonia Montecelio (88673 inhabitants)
100 Km NE of Tivoli (56533 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
Reviewed
Rev100
ML 1.6 2017-03-07
06:43:42
42.8113 13.2122 13 2017-03-07
06:52:57
Sala Sismica INGV-Roma 42070191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-07 06:43:42 ± 0.04
Latitude 42.8113 ± 0.0018
Longitude 13.2122 ± 0.0025
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 42070191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 189
Semi-minor axis of confidence ellipse (meter) 171
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 238
Circular confidence region, given by single value of horizontal uncertainty (meter) 190.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 99
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.44516
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 3
Type of magnitude ML
Reference to an origin 42070191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-07 06:52:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1222.EHZ. 2017-03-07T06:43:58.07 0.3 undecidable manual S 198 47.7189 93 0.05 94
IV.RM33.EHZ. 2017-03-07T06:43:54.41 0.6 undecidable manual S 180 33.5442 95 0.16 63
IV.T1219.EHZ. 2017-03-07T06:43:53.83 0.3 undecidable manual S 328 31.9458 96 0 97
IV.T1217.EHZ. 2017-03-07T06:43:52.16 0.3 undecidable manual S 244 25.3524 99 0.07 97
IV.T1215.EHZ. 2017-03-07T06:43:52.85 0.3 undecidable manual S 268 27.9498 97 0.07 97
IV.T1222.EHZ. 2017-03-07T06:43:51.78 0.3 undecidable manual P 198 47.7189 93 0.18 91
IV.GIGS.HHZ. 2017-03-07T06:43:51.94 0.6 undecidable manual P 143 49.4172 93 0.07 62
IV.SMA1.EHZ. 2017-03-07T06:43:51.09 0.3 undecidable manual S 153 22.4553 101 -0.23 94
IV.T1218.EHZ. 2017-03-07T06:43:50.20 0.3 undecidable manual S 207 17.5713 108 0.14 97
IV.T1299.EHZ. 2017-03-07T06:43:50.88 0.3 undecidable manual S 164 20.4684 103 0.08 97
IV.RM33.EHZ. 2017-03-07T06:43:49.35 0.3 undecidable manual P 180 33.5442 95 -0.07 95
IV.T1212.EHZ. 2017-03-07T06:43:49.38 0.3 undecidable manual S 244 15.1737 114 -0.08 98
IV.T1216.EHZ. 2017-03-07T06:43:49.97 0.6 undecidable manual S 299 17.9709 107 -0.2 64
IV.T1219.EHZ. 2017-03-07T06:43:49.11 0.3 undecidable manual P 328 31.9458 96 -0.06 95
IV.T1217.EHZ. 2017-03-07T06:43:48.12 0.3 undecidable manual P 244 25.3524 99 -0.05 97
IV.MC2.EHZ. 2017-03-07T06:43:48.81 0.6 undecidable manual S 350 11.2776 127 0.25 63
IV.T1215.EHZ. 2017-03-07T06:43:48.42 0.3 undecidable manual P 268 27.9498 97 -0.15 94
IV.MMO1.EHZ. 2017-03-07T06:43:48.83 0.6 undecidable manual S 44 13.4754 119 -0.23 64
IV.T1299.EHZ. 2017-03-07T06:43:47.44 0.3 undecidable manual P 164 20.4684 103 0.01 99
IV.T1241.EHZ. 2017-03-07T06:43:47.07 3.0 undecidable manual P -0.05 0
IV.T1214.EHZ. 2017-03-07T06:43:47.50 0.6 undecidable manual S 183 5.7942 150 -0.08 68
IV.T1218.EHZ. 2017-03-07T06:43:47.01 0.3 undecidable manual P 207 17.5713 108 0.01 99
IV.SMA1.EHZ. 2017-03-07T06:43:47.60 0.3 undecidable manual P 153 22.4553 101 -0.13 96
IV.MC2.EHZ. 2017-03-07T06:43:46.23 0.3 undecidable manual P 350 11.2776 127 0.1 98
IV.T1216.EHZ. 2017-03-07T06:43:46.98 0.3 undecidable manual P 299 17.9709 107 -0.08 98
IV.MMO1.EHZ. 2017-03-07T06:43:46.41 0.3 undecidable manual P 44 13.4754 119 -0.01 100
IV.T1212.EHZ. 2017-03-07T06:43:46.70 0.3 undecidable manual P 244 15.1737 114 0.05 99
IV.T1214.EHZ. 2017-03-07T06:43:45.65 0.3 undecidable manual P 183 5.7942 150 0.08 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:1.3 0.0001225 0.42 AML other m 2017-03-07T06:43:52.29
IV.SMA1.EHN. ML:1.4 0.0001555 0.42 AML other m 2017-03-07T06:43:52.63
IV.T1214.HNE. ML:1.8 0.00086 0.34 AML other m 2017-03-07T06:43:47.82
IV.T1214.EHE. ML:1.8 0.0008160000000000001 0.32 AML other m 2017-03-07T06:43:47.82
IV.T1214.EHN. ML:1.6 0.0005085 0.32 AML other m 2017-03-07T06:43:47.59
IV.T1214.HNN. ML:1.6 0.000558 0.32 AML other m 2017-03-07T06:43:47.75
IV.T1218.HNE. ML:1.5 0.0002395 0.82 AML other m 2017-03-07T06:43:50.53
IV.T1218.HNN. ML:1.6 0.0003375 0.5 AML other m 2017-03-07T06:43:50.69
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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