Earthquake with magnitude of ML 1.2 on date 02-03-2017 and time 16:27:48 (Italy) in region 6 km SE Arquata del Tronto (AP)

A magnitude ML 1.2 earthquake occured in region: 6 km SE Arquata del Tronto (AP), on

  • 02-03-2017 15:27:48 (UTC)
  • 02-03-2017 16:27:48 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7290, 13.3350 at 16 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 6 1178 1178
Acquasanta Terme AP 8 2916 4094
Accumoli RI 8 667 4761
Amatrice RI 12 2657 7418
Montegallo AP 13 523 7941
Valle Castellana TE 13 977 8918
Rocca Santa Maria TE 17 537 9455
Cortino TE 19 656 10111
Roccafluvione AP 19 2010 12121
Cittareale RI 19 482 12603
Montemonaco AP 19 604 13207
Campotosto AQ 19 542 13749

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km W of Teramo (54892 inhabitants)
42 Km N of L'Aquila (69753 inhabitants)
57 Km E of Foligno (57155 inhabitants)
59 Km E of Terni (111501 inhabitants)
71 Km W of Montesilvano (53738 inhabitants)
78 Km W of Pescara (121014 inhabitants)
80 Km NW of Chieti (51815 inhabitants)
88 Km E of Perugia (166134 inhabitants)
95 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km NE of Tivoli (56533 inhabitants)
100 Km S of Ancona (100861 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 1.2 2017-03-02
15:27:48
42.7293 13.3347 16 2017-03-02
15:35:19
Sala Sismica INGV-Roma 41852071
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-02 15:27:48 ± 0.05
Latitude 42.7293 ± 0.0018
Longitude 13.3347 ± 0.0024
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 41852071

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 210
Semi-minor axis of confidence ellipse (meter) 29
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 241
Circular confidence region, given by single value of horizontal uncertainty (meter) 210.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 89
Number of associated phases, regardless of their use for origin computation 27
Number of defining phases 26
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.40380
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 4
Type of magnitude ML
Reference to an origin 41852071
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-02 15:35:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.T1256.HHZ. 2017-03-02T15:27:59.23 3.0 undecidable manual S -0.79 0
IV.RM33.EHZ. 2017-03-02T15:27:58.12 0.1 undecidable manual S 202 26.3514 108 -0.02 98
IV.LNSS.HHZ. 2017-03-02T15:27:58.68 0.1 undecidable manual S 240 27.8499 106 0.16 95
IV.MC2.EHZ. 2017-03-02T15:27:57.56 0.1 undecidable manual S 330 23.4543 111 0.15 96
IV.TERO.HHZ. 2017-03-02T15:27:57.76 0.1 undecidable manual S 118 24.9528 109 -0.03 98
IV.T1212.EHZ. 2017-03-02T15:27:57.42 0.1 undecidable manual S 276 23.754 111 -0.07 97
IV.T1211.EHZ. 2017-03-02T15:27:56.39 0.3 undecidable manual P 241 44.8218 98 -0.44 65
IV.T1245.HHZ. 2017-03-02T15:27:56.19 0.3 undecidable manual S 320 18.4704 119 -0.02 74
IV.MMO1.EHZ. 2017-03-02T15:27:56.17 0.1 undecidable manual S 358 18.87 118 -0.13 96
IV.T1246.HHE. 2017-03-02T15:27:56.61 0.3 undecidable manual S 141 20.7681 115 -0.14 73
IV.T1215.EHZ. 2017-03-02T15:27:55.84 0.1 undecidable manual P 282 38.8278 100 -0.08 95
IV.T1241.EHZ. 2017-03-02T15:27:55.74 0.1 undecidable manual S 29 16.1727 124 0.06 99
IV.LNSS.HHZ. 2017-03-02T15:27:54.28 0.1 undecidable manual P 240 27.8499 106 0.01 97
IV.T1299.EHZ. 2017-03-02T15:27:54.68 0.1 undecidable manual S 202 11.3775 136 -0.02 100
IV.T1217.EHZ. 2017-03-02T15:27:54.98 0.1 undecidable manual P 267 32.9448 103 -0.05 96
IV.T1214.EHE. 2017-03-02T15:27:54.50 0.3 undecidable manual S 288 10.7781 138 -0.09 74
IV.RM33.EHZ. 2017-03-02T15:27:54.20 0.1 undecidable manual P 202 26.3514 108 0.15 95
IV.T1246.HHE. 2017-03-02T15:27:53.33 0.1 undecidable manual P 141 20.7681 115 0.08 97
IV.T1212.EHZ. 2017-03-02T15:27:53.65 0.1 undecidable manual P 276 23.754 111 -0.03 98
IV.MC2.EHZ. 2017-03-02T15:27:53.72 0.1 undecidable manual P 330 23.4543 111 0.09 97
IV.TERO.HHZ. 2017-03-02T15:27:53.77 0.1 undecidable manual P 118 24.9528 109 -0.08 97
IV.T1245.HHZ. 2017-03-02T15:27:53.02 0.1 undecidable manual P 320 18.4704 119 0.08 98
IV.MMO1.EHZ. 2017-03-02T15:27:52.99 0.1 undecidable manual P 358 18.87 118 0 99
IV.T1218.EHZ. 2017-03-02T15:27:52.99 0.1 undecidable manual P 250 19.0698 118 -0.03 99
IV.T1299.EHZ. 2017-03-02T15:27:52.26 0.1 undecidable manual P 202 11.3775 136 0.2 97
IV.T1241.EHZ. 2017-03-02T15:27:52.64 0.1 undecidable manual P 29 16.1727 124 0.01 100
IV.T1214.EHE. 2017-03-02T15:27:52.08 0.1 undecidable manual P 288 10.7781 138 0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.LNSS.HHE. ML:1.3 0.00010705 1.68 AML other m 2017-03-02T15:27:59.12
IV.LNSS.HHN. ML:1.3 0.0001003 0.12 AML other m 2017-03-02T15:27:59.07
IV.RM33.EHN. ML:1.0 0.00004625 0.72 AML other m 2017-03-02T15:27:58.49
IV.RM33.EHE. ML:1.1 0.0000654 0.3 AML other m 2017-03-02T15:27:58.57
IV.T1212.EHE. ML:0.9 0.000045515 0.54 AML other m 2017-03-02T15:28:00.63
IV.T1212.EHN. ML:0.8 0.000032550000000000005 1.58 AML other m 2017-03-02T15:28:01.07
IV.T1245.HHE. ML:1.6 0.0002575 0.2 AML other m 2017-03-02T15:27:56.51
IV.T1245.HHN. ML:1.5 0.000231 0.6 AML other m 2017-03-02T15:27:56.73
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