Earthquake with magnitude of ML 1.6 on date 27-08-2016 and time 01:42:47 (Italy) in region 1 km E Amatrice (RI)

A magnitude ML 1.6 earthquake occured in region: 1 km E Amatrice (RI), on

  • 26-08-2016 23:42:47 (UTC)
  • 27-08-2016 01:42:47 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6260, 13.3020 at 8 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
Amatrice RI 1 2657 2657
Accumoli RI 9 667 3324
Campotosto AQ 10 542 3866
Cittareale RI 12 482 4348
Capitignano AQ 12 665 5013
Montereale AQ 12 2581 7594
Arquata del Tronto AP 16 1178 8772
Cortino TE 17 656 9428
Crognaleto TE 17 1297 10725
Acquasanta Terme AP 18 2916 13641
Borbona RI 19 617 14258
Cagnano Amiterno AQ 20 1369 15627
Barete AQ 20 737 16364
Rocca Santa Maria TE 20 537 16901

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of L'Aquila (69753 inhabitants)
33 Km W of Teramo (54892 inhabitants)
54 Km E of Terni (111501 inhabitants)
61 Km SE of Foligno (57155 inhabitants)
71 Km W of Montesilvano (53738 inhabitants)
77 Km W of Pescara (121014 inhabitants)
77 Km W of Chieti (51815 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
92 Km SE of Perugia (166134 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 1.6 2016-08-26
23:42:47
42.6265 13.3017 8 2019-02-12
13:57:33
Bollettino Sismico Italiano INGV 41483541
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-08-26 23:42:47 ± 0.05
Latitude 42.6265 ± 0.0027
Longitude 13.3017 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 41483541

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 349
Semi-minor axis of confidence ellipse (meter) 123
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 38
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 70
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 30
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.70147
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 41483541
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2017-02-22 13:37:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SRES.HHN. 2016-08-26T23:43:11.92 1.0 undecidable manual S 237 77.8665 50 0.63 20
IV.T0110.HHZ. 2016-08-26T23:43:06.51 0.6 undecidable manual S 138 58.6968 50 0.33 44
IV.CESX.HHE. 2016-08-26T23:43:06.22 0.6 undecidable manual S 268 58.3971 50 0.13 46
IV.CSP1.EHZ. 2016-08-26T23:43:04.24 0.6 undecidable manual S 351 52.2033 50 -0.2 46
IV.VCEL.EHZ. 2016-08-26T23:43:04.68 0.3 undecidable manual S 120 51.0156 50 0.56 64
IV.ARRO.EHZ. 2016-08-26T23:43:01.88 1.0 undecidable manual S 263 44.1225 50 -0.38 23
IV.MC2.EHZ. 2016-08-26T23:42:59.99 3.0 undecidable manual S 0.32 0.48
IV.MMO1.EHZ. 2016-08-26T23:42:58.12 0.6 undecidable manual S 4 30.3474 104 -0.01 50
IV.CESI.HHZ. 2016-08-26T23:42:57.13 0.3 undecidable manual P 323 53.0025 50 -0.17 70
IV.SRES.HHN. 2016-08-26T23:42:57.19 3.0 undecidable manual P 237 77.8665 50 -3.96 0
IV.VCEL.EHZ. 2016-08-26T23:42:57.00 0.3 undecidable manual P 120 51.0156 50 0 72
IV.GIGS.HHZ. 2016-08-26T23:42:57.23 1.0 undecidable manual S 131 29.3484 105 -0.57 22
IV.NRCA.HNZ. 2016-08-26T23:42:57.30 0.6 undecidable manual S 326 27.5502 105 0.1 49
IV.T0110.HHZ. 2016-08-26T23:42:57.82 0.3 undecidable manual P 138 58.6968 50 -0.37 66
IV.CESX.HHE. 2016-08-26T23:42:57.58 3.0 undecidable manual P 268 58.3971 50 -0.56 0
IV.GUMA.HHZ. 2016-08-26T23:42:56.76 0.6 undecidable manual P 3 48.4182 50 0.15 47
IV.CSP1.EHZ. 2016-08-26T23:42:56.96 0.3 undecidable manual P 351 52.2033 50 -0.22 69
IV.OFFI.HHZ. 2016-08-26T23:42:56.80 0.6 undecidable manual P 42 46.3203 50 0.52 43
IV.FDMO.HHZ. 2016-08-26T23:42:56.51 0.3 undecidable manual P 339 48.7179 50 -0.14 71
IV.LNSS.HHZ. 2016-08-26T23:42:55.32 0.6 undecidable manual S 263 21.4674 109 0.14 49
IV.TERO.HHZ. 2016-08-26T23:42:55.98 0.3 undecidable manual S 91 24.6531 107 -0.26 72
IV.ARRO.EHZ. 2016-08-26T23:42:55.42 0.3 undecidable manual P 263 44.1225 50 -0.51 66
IV.NRCA.HNZ. 2016-08-26T23:42:53.23 0.3 undecidable manual P 326 27.5502 105 0.22 72
IV.MMO1.EHZ. 2016-08-26T23:42:53.45 0.3 undecidable manual P 4 30.3474 104 -0.09 74
IV.RM33.EHZ. 2016-08-26T23:42:53.08 0.3 undecidable manual S 209 14.874 117 0.01 77
IV.T1243.HHZ. 2016-08-26T23:42:53.15 0.6 undecidable manual S 57 14.2746 118 0.26 49
IV.GIGS.HHZ. 2016-08-26T23:42:52.98 0.3 undecidable manual P 131 29.3484 105 -0.37 69
IV.CAMP.HHZ. 2016-08-26T23:42:52.55 0.3 undecidable manual S 139 13.3755 120 -0.06 76
IV.TERO.HHZ. 2016-08-26T23:42:52.20 0.1 undecidable manual P 91 24.6531 107 -0.24 96
IV.LNSS.HHZ. 2016-08-26T23:42:51.86 0.3 undecidable manual P 263 21.4674 109 0.02 76
IV.RM33.EHZ. 2016-08-26T23:42:50.77 0.1 positive manual P 209 14.874 117 0.16 99
IV.T1243.HHZ. 2016-08-26T23:42:50.79 0.1 undecidable manual P 57 14.2746 118 0.28 97
IV.CAMP.HHZ. 2016-08-26T23:42:50.49 0.1 undecidable manual P 139 13.3755 120 0.14 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.5 0.0000824 0.22 AML other m 2016-08-26T23:43:08.82
IV.CESI.HHE. ML:1.5 0.00008274999999999999 0.22 AML other m 2016-08-26T23:43:08.75
IV.GUMA.HHE. ML:2.1 0.00038250000000000003 0.28 AML other m 2016-08-26T23:43:09.03
IV.GUMA.HHN. ML:1.9 0.000219 0.66 AML other m 2016-08-26T23:43:09.66
IV.LNSS.HHE. ML:1.4 0.000307 1.34 AML other m 2016-08-26T23:43:04.31
IV.LNSS.HHN. ML:1.4 0.0002445 0.74 AML other m 2016-08-26T23:43:05.52
IV.MMO1.EHN. ML:1.5 0.000142 0.16 AML other m 2016-08-26T23:43:03.12
IV.MMO1.EHE. ML:1.3 0.000298 0.1 AML other m 2016-08-26T23:43:30.24
IV.RM33.EHE. ML:1.5 0.000329 1.06 AML other m 2016-08-26T23:42:53.73
IV.RM33.EHN. ML:1.6 0.000368 0.74 AML other m 2016-08-26T23:42:53.43
IV.T1243.HNN. ML:1.7 0.000626 0.36 AML other m 2016-08-26T23:42:53.54
IV.T1243.HHE. ML:1.7 0.0005835 0.16 AML other m 2016-08-26T23:42:54.32
IV.T1243.HNE. ML:1.7 0.0005865 0.14 AML other m 2016-08-26T23:42:54.39
IV.T1243.HHN. ML:1.7 0.000593 0.38 AML other m 2016-08-26T23:42:53.36
IV.TERO.HHE. ML:1.6 0.000263 0.12 AML other m 2016-08-26T23:42:56.44
IV.TERO.HHN. ML:1.6 0.0002185 0.18 AML other m 2016-08-26T23:42:56.38
IV.VCEL.EHN. ML:1.5 0.00007618210999999999 1.4336 AML other m 2016-08-26T23:43:05.51
IV.VCEL.EHE. ML:1.5 0.000089022955 0.2432 AML other m 2016-08-26T23:43:06.38
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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