Earthquake with magnitude of ML 0.4 on date 28-06-2016 and time 21:48:06 (Italy) in region 3 km SW Accumoli (RI)

A magnitude ML 0.4 earthquake occured in region: 3 km SW Accumoli (RI), on

  • 28-06-2016 19:48:06 (UTC)
  • 28-06-2016 21:48:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6710, 13.2260 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.

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 3 667 667
Amatrice RI 7 2657 3324
Cittareale RI 8 482 3806
Arquata del Tronto AP 13 1178 4984
Montereale AQ 16 2581 7565
Campotosto AQ 17 542 8107
Norcia PG 17 4957 13064
Capitignano AQ 18 665 13729
Cascia PG 18 3217 16946
Acquasanta Terme AP 19 2916 19862
Borbona RI 19 617 20479
Posta RI 19 694 21173

Municipalities with at least 50000 inhabitants

An earthquake occurred to
38 Km NW of L'Aquila (69753 inhabitants)
39 Km W of Teramo (54892 inhabitants)
49 Km E of Terni (111501 inhabitants)
53 Km SE of Foligno (57155 inhabitants)
78 Km W of Montesilvano (53738 inhabitants)
84 Km SE of Perugia (166134 inhabitants)
84 Km W of Pescara (121014 inhabitants)
85 Km W of Chieti (51815 inhabitants)
85 Km NE of Guidonia Montecelio (88673 inhabitants)
86 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
Bulletin
Rev1000
ML 0.4 2016-06-28
19:48:06
42.6707 13.2263 11 2016-11-08
11:50:02
Bollettino Sismico Italiano INGV 30299341
Reviewed
Rev100
ML 0.4 2016-06-28
19:48:06
42.6717 13.2317 11 2016-06-28
20:05:30
Sala Sismica INGV-Roma 26158391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-06-28 19:48:06 ± 0.05
Latitude 42.6707 ± 0.0027
Longitude 13.2263 ± 0.0037
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 30299341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 370
Semi-minor axis of confidence ellipse (meter) 300
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 37
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
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 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.15288
Epicentral distance of station farthest from the epicenter (degree) 0.28149
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitudes information

ML:0.4

Field Value
Value 0.4
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 30299341
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-10-17 12:25:07

ML:0.4

Field Value
Value 0.4
Uncertainty 0.1
Num. used stations 2
Type of magnitude ML
Reference to an origin 26158391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-06-28 20:05:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2016-06-28T19:48:16.85 0.3 undecidable manual S 100 31.2465 50 -0.17 71
IV.CAMP.HHE. 2016-06-28T19:48:14.34 0.6 undecidable manual S 135 21.1677 50 0.03 50
IV.NRCA.HHE. 2016-06-28T19:48:13.95 0.3 undecidable manual S 333 20.2686 50 -0.13 73
IV.LNSS.HHZ. 2016-06-28T19:48:13.10 0.3 undecidable manual S 244 16.9719 50 -0.1 74
IV.RM33.EHZ. 2016-06-28T19:48:13.31 0.3 undecidable manual S 183 17.9709 50 -0.16 73
IV.TERO.HHZ. 2016-06-28T19:48:12.42 0.1 undecidable manual P 100 31.2465 50 -0.03 98
IV.CAMP.HHE. 2016-06-28T19:48:11.12 0.3 undecidable manual P 135 21.1677 50 0.23 72
IV.LNSS.HHZ. 2016-06-28T19:48:10.29 0.1 undecidable manual P 244 16.9719 50 0.05 100
IV.RM33.EHZ. 2016-06-28T19:48:10.51 0.1 undecidable manual P 183 17.9709 50 0.11 99
IV.NRCA.HHE. 2016-06-28T19:48:10.87 0.1 undecidable manual P 333 20.2686 50 0.12 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:0.5 0.00002485 0.16 AML other m 2016-06-28T19:48:13.30
IV.LNSS.HHN. ML:0.5 0.000027099999999999998 0.92 AML other m 2016-06-28T19:48:13.83
IV.RM33.EHN. ML:0.3 0.00001565 1.5 AML other m 2016-06-28T19:48:05.15
IV.RM33.EHE. ML:0.4 0.00001785 1.22 AML other m 2016-06-28T19:49:13.99
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