Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 08-03-2017 and time 01:53:25 (Italy) in region 4 km SW Campotosto (AQ)

A magnitude ML 1.7 earthquake occured in region: 4 km SW Campotosto (AQ), on

  • 08-03-2017 00:53:25 (UTC)
  • 08-03-2017 01:53:25 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5290, 13.3520 at 9 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 4 542 542
Capitignano AQ 4 665 1207
Montereale AQ 9 2581 3788
Barete AQ 10 737 4525
Crognaleto TE 11 1297 5822
Pizzoli AQ 11 4326 10148
Amatrice RI 12 2657 12805
Cagnano Amiterno AQ 13 1369 14174
Fano Adriano TE 15 296 14470
Cortino TE 17 656 15126
Pietracamela TE 17 271 15397
Borbona RI 18 617 16014
Cittareale RI 19 482 16496
Scoppito AQ 19 3727 20223
L'Aquila AQ 20 69753 89976

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km N of L'Aquila (69753 inhabitants)
32 Km W of Teramo (54892 inhabitants)
58 Km E of Terni (111501 inhabitants)
65 Km W of Montesilvano (53738 inhabitants)
70 Km W of Chieti (51815 inhabitants)
71 Km W of Pescara (121014 inhabitants)
71 Km SE of Foligno (57155 inhabitants)
78 Km NE of Tivoli (56533 inhabitants)
78 Km NE of Guidonia Montecelio (88673 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 1.7 2017-03-08
00:53:25		 42.5293 13.3525 9 2017-03-08
01:17:41		 Sala Sismica INGV-Roma 42093731
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-08 00:53:25 ± 0.08
Latitude 42.5293 ± 0.0045
Longitude 13.3525 ± 0.0061
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 42093731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 521
Semi-minor axis of confidence ellipse (meter) 418
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 224
Circular confidence region, given by single value of horizontal uncertainty (meter) 520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.57287
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 42093731
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-08 01:17:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TOLF.HHZ. 2017-03-08T00:53:47.68 3.0 undecidable manual P 0.61 0
IV.CSP1.EHZ. 2017-03-08T00:53:45.08 0.1 undecidable manual S 349 63.5919 50 0.23 88
IV.T1216.EHZ. 2017-03-08T00:53:41.25 0.1 undecidable manual S 326 48.4182 50 0.44 86
IV.MMO1.EHZ. 2017-03-08T00:53:39.01 0.1 undecidable manual S 357 41.1255 50 0.16 93
IV.T1241.EHZ. 2017-03-08T00:53:37.89 0.1 undecidable manual S 10 36.8298 50 0.17 93
IV.T1245.HHZ. 2017-03-08T00:53:37.99 3.0 undecidable manual S -0.38 0
IV.T1212.EHZ. 2017-03-08T00:53:36.65 0.1 undecidable manual S 315 35.2425 50 -0.63 83
IV.CSP1.EHZ. 2017-03-08T00:53:36.50 1.0 undecidable manual P 349 63.5919 50 0.03 23
IV.T1216.EHZ. 2017-03-08T00:53:34.24 1.0 positive manual P 326 48.4182 50 0.09 23
IV.T1218.EHZ. 2017-03-08T00:53:33.74 0.1 undecidable manual S 309 24.8529 111 -0.52 88
IV.ARRO.EHZ. 2017-03-08T00:53:33.99 1.0 positive manual P 277 48.3183 50 -0.13 23
MN.AQU.HHZ. 2017-03-08T00:53:33.28 0.1 undecidable manual S 168 19.869 115 0.61 86
IV.T1241.EHZ. 2017-03-08T00:53:32.27 1.0 negative manual P 10 36.8298 50 -0.09 24
IV.MMO1.EHZ. 2017-03-08T00:53:32.38 1.0 positive manual P 357 41.1255 50 -0.64 20
IV.GIGS.HHZ. 2017-03-08T00:53:31.95 0.1 undecidable manual S 115 19.869 115 -0.72 82
IV.T1212.EHZ. 2017-03-08T00:53:31.72 0.6 positive manual P 315 35.2425 50 -0.39 45
IV.SMA1.EHZ. 2017-03-08T00:53:30.49 0.1 undecidable manual S 353 11.2776 130 0.36 94
IV.T1299.EHZ. 2017-03-08T00:53:30.77 0.1 undecidable manual S 334 12.9759 126 0.18 97
IV.T1218.EHZ. 2017-03-08T00:53:30.09 0.1 undecidable manual P 309 24.8529 111 -0.27 93
IV.T1247.HHZ. 2017-03-08T00:53:30.14 0.1 undecidable manual S 205 10.6782 131 0.18 98
IV.RM33.EHZ. 2017-03-08T00:53:30.03 0.1 undecidable manual S 259 11.4774 129 -0.15 98
IV.GIGS.HHZ. 2017-03-08T00:53:29.24 0.3 negative manual P 115 19.869 115 -0.2 72
MN.AQU.HHZ. 2017-03-08T00:53:29.45 0.1 undecidable manual P 168 19.869 115 0 100
IV.T1247.HHZ. 2017-03-08T00:53:28.00 0.1 positive manual P 205 10.6782 131 0.12 99
IV.RM33.EHZ. 2017-03-08T00:53:28.07 0.1 undecidable manual P 259 11.4774 129 0.06 100
IV.CAMP.HHZ. 2017-03-08T00:53:28.49 0.1 undecidable manual S 81 4.6953 153 -0.17 99
IV.SMA1.EHZ. 2017-03-08T00:53:28.08 0.1 undecidable manual P 353 11.2776 130 0.1 99
IV.T1299.EHZ. 2017-03-08T00:53:28.51 0.6 positive manual P 334 12.9759 126 0.27 48
IV.CAMP.HHZ. 2017-03-08T00:53:27.24 0.1 undecidable manual P 81 4.6953 153 0.11 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNE. ML:1.8 0.0007384999999999999 0.32 AML other m 2017-03-08T00:53:30.35
IV.RM33.EHE. ML:1.7 0.0006919999999999999 0.3 AML other m 2017-03-08T00:53:30.35
IV.RM33.HNN. ML:1.7 0.0006465 1.72 AML other m 2017-03-08T00:53:30.05
IV.RM33.EHN. ML:1.7 0.000616 1.72 AML other m 2017-03-08T00:53:30.92
IV.SMA1.EHE. ML:1.5 0.000408 0.78 AML other m 2017-03-08T00:53:31.50
IV.SMA1.EHN. ML:1.4 0.0002825 0.34 AML other m 2017-03-08T00:53:32.95
IV.T1212.EHE. ML:1.4 0.00010735000000000001 1.32 AML other m 2017-03-08T00:53:37.08
IV.T1212.HNN. ML:1.6 0.0001575 1.2 AML other m 2017-03-08T00:53:37.80
IV.T1212.EHN. ML:1.6 0.00016975 1.58 AML other m 2017-03-08T00:53:38.87
IV.T1212.HNE. ML:1.5 0.00013825 0.44 AML other m 2017-03-08T00:53:49.38
IV.T1247.HHE. ML:2.2 0.00199 0.34 AML other m 2017-03-08T00:53:30.22
IV.T1247.HHN. ML:2.0 0.00121 0.66 AML other m 2017-03-08T00:53:30.21
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