Earthquake with magnitude of ML 1.1 on date 03-03-2017 and time 01:15:40 (Italy) in region 4 km SW Accumoli (RI)

A magnitude ML 1.1 earthquake occured in region: 4 km SW Accumoli (RI), on

  • 03-03-2017 00:15:40 (UTC)
  • 03-03-2017 01:15:40 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6620, 13.2330 at 10 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 4 667 667
Amatrice RI 6 2657 3324
Cittareale RI 8 482 3806
Arquata del Tronto AP 14 1178 4984
Montereale AQ 15 2581 7565
Campotosto AQ 16 542 8107
Capitignano AQ 17 665 8772
Borbona RI 18 617 9389
Norcia PG 19 4957 14346
Posta RI 19 694 15040
Acquasanta Terme AP 19 2916 17956
Cascia PG 19 3217 21173

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km NW of L'Aquila (69753 inhabitants)
39 Km W of Teramo (54892 inhabitants)
49 Km E of Terni (111501 inhabitants)
54 Km SE of Foligno (57155 inhabitants)
77 Km W of Montesilvano (53738 inhabitants)
83 Km W of Pescara (121014 inhabitants)
84 Km W of Chieti (51815 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
85 Km SE of Perugia (166134 inhabitants)
85 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 1.1 2017-03-03
00:15:40
42.6617 13.2327 11 2017-03-03
00:20:32
Sala Sismica INGV-Roma 41873201
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-03 00:15:40 ± 0.05
Latitude 42.6617 ± 0.0045
Longitude 13.2327 ± 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 41873201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 454
Semi-minor axis of confidence ellipse (meter) 315
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 180
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 118
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30577
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 41873201
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-03 00:20:32
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2017-03-03T00:16:04.67 3.0 undecidable manual S 0.22 0
IV.MC2.EHZ. 2017-03-03T00:15:50.57 3.0 undecidable manual S -0.1 0
IV.OFFI.HHZ. 2017-03-03T00:15:49.73 3.0 undecidable manual P 0.72 0
IV.T1217.EHZ. 2017-03-03T00:15:49.30 0.1 undecidable manual S 283 25.1526 50 -0.1 96
IV.T1220.EHZ. 2017-03-03T00:15:49.60 3.0 undecidable manual P -0.16 0
IV.NRCA.HHZ. 2017-03-03T00:15:48.16 0.1 undecidable manual S 333 21.3675 116 -0.2 94
IV.T1219.EHZ. 2017-03-03T00:15:48.30 3.0 undecidable manual P -0.88 0
IV.T1245.HHZ. 2017-03-03T00:15:48.70 0.1 undecidable manual S 350 21.9669 50 0.17 94
IV.FIAM.HHZ. 2017-03-03T00:15:48.27 3.0 negative manual P -0.13 0
IV.ARRO.EHZ. 2017-03-03T00:15:47.61 3.0 negative manual P -0.14 0
IV.T1212.EHZ. 2017-03-03T00:15:47.33 0.1 undecidable manual S 303 18.2706 120 -0.09 96
IV.T1215.EHZ. 2017-03-03T00:15:46.73 1.0 undecidable manual P 298 33.5442 50 -0.02 24
IV.T1216.EHZ. 2017-03-03T00:15:46.89 3.0 positive manual P 0.44 0
IV.T1211.EHZ. 2017-03-03T00:15:46.76 0.6 positive manual P 245 33.9438 50 -0.06 48
IV.T1217.EHZ. 2017-03-03T00:15:45.49 0.1 undecidable manual P 283 25.1526 50 0.02 97
IV.T1241.EHZ. 2017-03-03T00:15:45.56 0.1 positive manual P 37 26.9508 50 -0.19 94
IV.TERO.HHZ. 2017-03-03T00:15:45.80 3.0 undecidable manual P -0.26 0
IV.T1245.HHZ. 2017-03-03T00:15:45.17 0.3 undecidable manual P 350 21.9669 50 0.2 70
IV.MMO1.EHZ. 2017-03-03T00:15:45.77 0.6 undecidable manual P 16 27.4503 50 -0.05 48
IV.RM33.EHZ. 2017-03-03T00:15:44.09 3.0 positive manual P 0.09 0
IV.T1212.EHZ. 2017-03-03T00:15:44.38 1.0 negative manual P 303 18.2706 120 0.06 24
IV.NRCA.HHZ. 2017-03-03T00:15:44.98 0.1 negative manual P 333 21.3675 116 0.11 96
IV.LNSS.HHZ. 2017-03-03T00:15:44.28 0.1 positive manual P 247 16.9719 122 0.18 95
IV.SMA1.EHZ. 2017-03-03T00:15:44.92 0.1 undecidable manual S 112 9.0798 139 0 100
IV.SMA1.EHZ. 2017-03-03T00:15:43.02 0.1 negative manual P 112 9.0798 139 0.14 97
IV.T1214.EHZ. 2017-03-03T00:15:43.51 1.0 negative manual P 350 10.9779 134 0.36 23
IV.T1299.EHZ. 2017-03-03T00:15:43.93 0.1 undecidable manual S 127 5.0949 154 -0.22 96
IV.T1299.EHZ. 2017-03-03T00:15:42.48 1.0 undecidable manual P 127 5.0949 154 0.04 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.0 0.00008545 0.2 AML other m 2017-03-03T00:15:47.76
IV.LNSS.HHN. ML:1.0 0.00009725 0.28 AML other m 2017-03-03T00:15:48.70
IV.NRCA.HHE. ML:1.2 0.00010535 0.92 AML other m 2017-03-03T00:15:48.37
IV.NRCA.HHN. ML:1.2 0.0001041 0.14 AML other m 2017-03-03T00:15:48.38
IV.RM33.EHN. ML:1.0 0.00009625000000000001 0.52 AML other m 2017-03-03T00:15:46.73
IV.RM33.EHE. ML:1.2 0.00013000000000000002 0.34 AML other m 2017-03-03T00:15:47.38
IV.SMA1.EHE. ML:1.8 0.0008585 0.22 AML other m 2017-03-03T00:15:45.38
IV.SMA1.EHN. ML:1.6 0.0004715 1.04 AML other m 2017-03-03T00:15:45.92
IV.T1212.EHN. ML:1.0 0.00008010000000000001 0.34 AML other m 2017-03-03T00:15:47.68
IV.T1212.EHE. ML:0.9 0.0000662 0.62 AML other m 2017-03-03T00:15:47.87
IV.T1245.HHE. ML:0.9 0.000056800000000000005 1.4 AML other m 2017-03-03T00:15:48.88
IV.T1245.HHN. ML:1.0 0.00007635 1.3 AML other m 2017-03-03T00:15:50.73
IV.T1299.EHE. ML:0.7 0.0000807 0.16 AML other m 2017-03-03T00:15:42.63
IV.T1299.EHN. ML:0.8 0.0000899 0.26 AML other m 2017-03-03T00:15:44.75
IV.TERO.HHE. ML:1.4 0.00011525 0.06 AML other m 2017-03-03T00:15:50.02
IV.TERO.HHN. ML:1.6 0.000175 1.94 AML other m 2017-03-03T00:15:50.02
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