Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 02-03-2017 and time 07:51:21 (Italy) in region 2 km NW Campotosto (AQ)

A magnitude ML 1.2 earthquake occured in region: 2 km NW Campotosto (AQ), on

  • 02-03-2017 06:51:21 (UTC)
  • 02-03-2017 07:51:21 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5660, 13.3540 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Campotosto AQ 2 542 542
Capitignano AQ 7 665 1207
Amatrice RI 9 2657 3864
Montereale AQ 10 2581 6445
Crognaleto TE 11 1297 7742
Barete AQ 14 737 8479
Cortino TE 14 656 9135
Pizzoli AQ 15 4326 13461
Fano Adriano TE 15 296 13757
Cagnano Amiterno AQ 16 1369 15126
Accumoli RI 17 667 15793
Cittareale RI 17 482 16275
Pietracamela TE 17 271 16546
Borbona RI 19 617 17163
Rocca Santa Maria TE 20 537 17700

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km N of L'Aquila (69753 inhabitants)
31 Km W of Teramo (54892 inhabitants)
58 Km E of Terni (111501 inhabitants)
66 Km W of Montesilvano (53738 inhabitants)
69 Km SE of Foligno (57155 inhabitants)
71 Km W of Chieti (51815 inhabitants)
71 Km W of Pescara (121014 inhabitants)
81 Km NE of Tivoli (56533 inhabitants)
81 Km NE of Guidonia Montecelio (88673 inhabitants)
99 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
Reviewed
Rev100 		ML 1.2 2017-03-02
06:51:21		 42.5665 13.3538 10 2017-03-02
07:33:31		 Sala Sismica INGV-Roma 41835031
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-02 06:51:21 ± 0.06
Latitude 42.5665 ± 0.0036
Longitude 13.3538 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 41835031

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 448
Semi-minor axis of confidence ellipse (meter) 260
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 225
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) 137
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 14
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) 0.50902
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 8
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 41835031
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-02 07:33:31
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.IFIL.HHZ. 2017-03-02T06:53:13.43 3.0 undecidable manual Sg 9.31 0
IV.MILN.HNZ. 2017-03-02T06:53:06.46 3.0 undecidable manual Sn -1.11 0
IV.EUCT.HNZ. 2017-03-02T06:53:05.71 3.0 undecidable manual Sn 2.02 0
IV.LPDG.HHZ. 2017-03-02T06:53:01.07 3.0 undecidable manual Pn 5.3 0
IV.SPS2.HHZ. 2017-03-02T06:52:58.57 3.0 undecidable manual Sn -6.82 0
MN.DIVS.BHZ. 2017-03-02T06:52:52.15 3.0 negative manual Pg 13.47 0
IV.LEOD.HNZ. 2017-03-02T06:52:52.89 3.0 undecidable manual Sn -5.06 0
SL.KOGS.BHZ. 2017-03-02T06:52:29.52 3.0 undecidable manual Pn 0.78 0
IV.MCRV.HHZ. 2017-03-02T06:52:28.65 3.0 undecidable manual Sg 4.77 0
IV.EUCT.HNZ. 2017-03-02T06:52:26.11 3.0 positive manual Pg 9.2 0
IV.TDS.HHZ. 2017-03-02T06:52:26.22 3.0 undecidable manual Pg 12.13 0
IV.PIPA.HHZ. 2017-03-02T06:52:21.03 3.0 positive manual Pn 1.65 0
IV.LEOD.HNZ. 2017-03-02T06:52:15.39 3.0 negative manual Pn 1.71 0
IV.APEC.HHZ. 2017-03-02T06:52:02.32 3.0 undecidable manual Sg 3.58 0
IV.MCRV.HHZ. 2017-03-02T06:51:51.47 3.0 undecidable manual Pn -3.07 0
IV.EL6.EHZ. 2017-03-02T06:51:50.12 3.0 undecidable manual Sg -2.57 0
IV.CPGN.EHZ. 2017-03-02T06:51:46.82 3.0 undecidable manual Pg 2.93 0
IV.FDMO.HHZ. 2017-03-02T06:51:35.58 3.0 undecidable manual S 337 56.499 50 -4.12 0
IV.NRCA.HHZ. 2017-03-02T06:51:34.26 0.6 undecidable manual S 327 35.4423 50 0.16 47
IV.T1212.EHZ. 2017-03-02T06:51:33.22 0.1 undecidable manual S 309 32.5452 50 -0.09 96
IV.FDMO.HHZ. 2017-03-02T06:51:32.20 0.1 undecidable manual P 337 56.499 50 0.03 93
IV.GIGS.HHZ. 2017-03-02T06:51:30.04 0.1 undecidable manual S 125 21.867 114 -0.17 96
IV.VIVA.HHZ. 2017-03-02T06:51:29.53 3.0 undecidable manual Pn 1.17 0
IV.T1212.EHZ. 2017-03-02T06:51:28.35 0.1 undecidable manual P 309 32.5452 50 -0.13 95
IV.NRCA.HHZ. 2017-03-02T06:51:28.85 0.1 undecidable manual P 327 35.4423 50 -0.09 95
IV.T1214.EHZ. 2017-03-02T06:51:27.31 0.1 undecidable manual P 331 24.4533 112 0.14 96
IV.RM33.EHZ. 2017-03-02T06:51:27.50 0.1 undecidable manual S 241 13.0758 127 -0.05 100
IV.SMA1.EHZ. 2017-03-02T06:51:26.00 0.1 undecidable manual S 348 7.2927 143 -0.12 100
IV.GIGS.HHZ. 2017-03-02T06:51:26.84 0.3 undecidable manual P 125 21.867 114 0.15 72
IV.T1299.EHZ. 2017-03-02T06:51:26.43 0.1 undecidable manual S 322 9.4794 136 -0.2 98
IV.RM33.EHZ. 2017-03-02T06:51:25.29 0.1 undecidable manual P 241 13.0758 127 0.13 98
IV.SMA1.EHZ. 2017-03-02T06:51:24.54 0.1 undecidable manual P 348 7.2927 143 0.21 98
IV.T1299.EHZ. 2017-03-02T06:51:24.80 0.1 undecidable manual P 322 9.4794 136 0.17 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.2 0.00006845 0.44 AML other m 2017-03-02T06:51:34.52
IV.NRCA.HHN. ML:1.0 0.000043950000000000004 0.12 AML other m 2017-03-02T06:51:34.76
IV.RM33.EHN. ML:1.0 0.00009755 0.86 AML other m 2017-03-02T06:51:27.19
IV.RM33.EHE. ML:1.1 0.000124 1.04 AML other m 2017-03-02T06:51:28.70
IV.SMA1.EHE. ML:1.8 0.0009299999999999999 0.2 AML other m 2017-03-02T06:51:26.51
IV.SMA1.EHN. ML:1.6 0.0005835 0.7 AML other m 2017-03-02T06:51:26.31
IV.T1299.HNE. ML:1.3 0.0002455 1.58 AML other m 2017-03-02T06:51:27.20
IV.T1299.EHN. ML:1.2 0.000235 0.16 AML other m 2017-03-02T06:51:26.52
IV.T1299.EHE. ML:1.1 0.000157 1 AML other m 2017-03-02T06:51:26.69
IV.T1299.HNN. ML:1.3 0.000258 1.16 AML other m 2017-03-02T06:51:26.60
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