Earthquake with magnitude of ML 1.5 on date 03-01-2017 and time 18:30:43 (Italy) in region 5 km NW Accumoli (RI)

A magnitude ML 1.5 earthquake occured in region: 5 km NW Accumoli (RI), on

  • 03-01-2017 17:30:43 (UTC)
  • 03-01-2017 18:30:43 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7230, 13.1990 at 11 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
Accumoli RI 5 667 667
Arquata del Tronto AP 10 1178 1845
Norcia PG 12 4957 6802
Cittareale RI 12 482 7284
Amatrice RI 13 2657 9941
Cascia PG 15 3217 13158
Montegallo AP 17 523 13681
Acquasanta Terme AP 18 2916 16597
Castelsantangelo sul Nera MC 20 281 16878

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km W of Teramo (54892 inhabitants)
44 Km NW of L'Aquila (69753 inhabitants)
48 Km SE of Foligno (57155 inhabitants)
49 Km E of Terni (111501 inhabitants)
79 Km SE of Perugia (166134 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
88 Km W of Pescara (121014 inhabitants)
89 Km NE of Guidonia Montecelio (88673 inhabitants)
90 Km W of Chieti (51815 inhabitants)
91 Km NE of Tivoli (56533 inhabitants)
96 Km E of Viterbo (67173 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 1.5 2017-01-03
17:30:43
42.7232 13.1993 11 2017-01-03
17:40:50
Sala Sismica INGV-Roma 38416111
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-01-03 17:30:43 ± 0.04
Latitude 42.7232 ± 0.0018
Longitude 13.1993 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 38416111

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 252
Semi-minor axis of confidence ellipse (meter) 204
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 245
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.39480
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 17
Magnitude information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 38416111
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-01-03 17:40:50
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1220.EHZ. 2017-01-03T17:30:58.06 0.3 undecidable manual S 348 43.8228 50 0.34 66
IV.T1219.EHZ. 2017-01-03T17:30:56.85 0.1 undecidable manual S 337 40.1265 50 0.12 93
IV.TERO.HHZ. 2017-01-03T17:30:55.36 0.3 undecidable manual S 109 34.8429 50 0.05 72
IV.FDMO.HHZ. 2017-01-03T17:30:55.74 0.3 undecidable manual S 345 35.9418 50 0.14 70
IV.ATCC.EHZ. 2017-01-03T17:30:54.28 3.0 negative manual P -1.6 0
IV.FOSV.EHZ. 2017-01-03T17:30:54.78 3.0 undecidable manual P -1.78 0
IV.T1215.EHZ. 2017-01-03T17:30:53.47 0.3 undecidable manual S 288 28.3494 50 -0.1 72
IV.T1241.EHZ. 2017-01-03T17:30:52.07 0.3 undecidable manual S 52 23.9538 50 -0.34 69
IV.MMO1.EHZ. 2017-01-03T17:30:52.22 0.3 undecidable manual S 28 22.1556 50 0.3 70
IV.T1216.EHZ. 2017-01-03T17:30:52.19 0.3 undecidable manual S 322 23.6541 50 -0.14 72
IV.RM33.EHZ. 2017-01-03T17:30:52.42 0.3 undecidable manual S 177 23.754 50 0.06 73
IV.MC2.EHZ. 2017-01-03T17:30:51.95 0.3 undecidable manual S 358 20.868 50 0.36 69
IV.T1219.EHZ. 2017-01-03T17:30:51.12 0.1 undecidable manual P 337 40.1265 50 -0.02 95
IV.T1220.EHZ. 2017-01-03T17:30:51.79 0.6 undecidable manual P 348 43.8228 50 0.07 47
IV.T1243.HHZ. 2017-01-03T17:30:51.13 0.3 undecidable manual S 98 20.4684 50 -0.36 69
IV.TERO.HHZ. 2017-01-03T17:30:50.23 0.3 positive manual P 109 34.8429 50 -0.09 71
IV.FDMO.HHZ. 2017-01-03T17:30:50.40 0.1 undecidable manual P 345 35.9418 50 -0.09 94
IV.LNSS.HHZ. 2017-01-03T17:30:50.93 0.3 undecidable manual S 224 18.5703 50 -0.05 74
IV.T1299.EHZ. 2017-01-03T17:30:49.33 0.3 undecidable manual S 146 11.9769 132 0.21 72
IV.T1245.HHZ. 2017-01-03T17:30:49.91 0.3 undecidable manual S 356 14.874 126 0.02 75
IV.T1212.EHZ. 2017-01-03T17:30:49.13 0.3 undecidable manual S 284 12.9759 130 -0.26 71
IV.T1215.EHZ. 2017-01-03T17:30:49.24 0.6 negative manual P 288 28.3494 50 -0.08 48
IV.NRCA.HHZ. 2017-01-03T17:30:49.27 0.3 undecidable manual S 331 14.0748 128 -0.41 69
IV.T1216.EHZ. 2017-01-03T17:30:48.59 0.6 negative manual P 322 23.6541 50 -0.01 49
IV.RM33.EHZ. 2017-01-03T17:30:48.56 0.1 undecidable manual P 177 23.754 50 -0.06 97
IV.T1218.EHZ. 2017-01-03T17:30:48.47 0.1 undecidable manual S 229 9.0798 140 0.05 100
IV.MC2.EHZ. 2017-01-03T17:30:48.20 0.1 undecidable manual P 358 20.868 50 0.02 98
IV.T1241.EHZ. 2017-01-03T17:30:48.66 0.1 undecidable manual P 52 23.9538 50 0.01 98
IV.MMO1.EHZ. 2017-01-03T17:30:48.29 0.3 positive manual P 28 22.1556 50 -0.08 73
IV.LNSS.HHZ. 2017-01-03T17:30:47.85 0.1 undecidable manual P 224 18.5703 50 0.03 99
IV.NRCA.HHZ. 2017-01-03T17:30:47.05 0.1 positive manual P 331 14.0748 128 -0.03 100
IV.T1243.HHZ. 2017-01-03T17:30:47.95 0.1 undecidable manual P 98 20.4684 50 -0.17 96
IV.T1299.EHZ. 2017-01-03T17:30:47.07 0.3 positive manual P 146 11.9769 132 0.32 71
IV.T1245.HHZ. 2017-01-03T17:30:47.23 1.0 positive manual P 356 14.874 126 0.03 25
IV.T1212.EHZ. 2017-01-03T17:30:46.98 0.3 negative manual P 284 12.9759 130 0.07 74
IV.T1218.EHZ. 2017-01-03T17:30:46.52 0.1 positive manual P 229 9.0798 140 0.17 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHN. ML:1.6 0.0003285 1.12 AML other m 2017-01-03T17:30:51.80
IV.LNSS.HHE. ML:1.6 0.000309 1.34 AML other m 2017-01-03T17:30:51.69
IV.NRCA.HHN. ML:1.5 0.0002925 0.7 AML other m 2017-01-03T17:30:49.00
IV.NRCA.HHE. ML:1.8 0.0006285 0.16 AML other m 2017-01-03T17:30:49.52
IV.T1212.EHE. ML:1.3 0.0002215 0.4 AML other m 2017-01-03T17:30:49.43
IV.T1212.EHN. ML:1.3 0.000226 0.16 AML other m 2017-01-03T17:30:49.45
IV.T1215.EHN. ML:1.0 0.0000569 1.6 AML other m 2017-01-03T17:30:53.83
IV.T1215.EHE. ML:1.0 0.000056850000000000006 0.5 AML other m 2017-01-03T17:30:53.87
IV.T1218.EHE. ML:1.6 0.0005619999999999999 0.84 AML other m 2017-01-03T17:30:48.49
IV.T1218.HNE. ML:1.6 0.0005935000000000001 0.84 AML other m 2017-01-03T17:30:48.49
IV.T1218.EHN. ML:1.8 0.0009475 0.18 AML other m 2017-01-03T17:30:48.77
IV.T1218.HNN. ML:1.8 0.0009350000000000001 0.2 AML other m 2017-01-03T17:30:48.77
IV.T1245.HHE. ML:1.4 0.000243 0.76 AML other m 2017-01-03T17:30:50.14
IV.T1245.HHN. ML:1.6 0.00035450000000000005 0.48 AML other m 2017-01-03T17:30:50.47
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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