Earthquake with magnitude of ML 0.8 on date 01-03-2019 and time 22:02:26 (Italy) in region 1 km NW Amatrice (RI)

A magnitude ML 0.8 earthquake occured in region: 1 km NW Amatrice (RI), on

  • 01-03-2019 21:02:26 (UTC)
  • 01-03-2019 22:02:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6340, 13.2850 at 11 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
Amatrice RI 1 2657 2657
Accumoli RI 8 667 3324
Cittareale RI 10 482 3806
Campotosto AQ 11 542 4348
Montereale AQ 13 2581 6929
Capitignano AQ 13 665 7594
Arquata del Tronto AP 16 1178 8772
Borbona RI 18 617 9389
Acquasanta Terme AP 18 2916 12305
Cortino TE 18 656 12961
Crognaleto TE 19 1297 14258
Posta RI 20 694 14952
Cagnano Amiterno AQ 20 1369 16321

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km N of L'Aquila (69753 inhabitants)
35 Km W of Teramo (54892 inhabitants)
53 Km E of Terni (111501 inhabitants)
59 Km SE of Foligno (57155 inhabitants)
72 Km W of Montesilvano (53738 inhabitants)
78 Km W of Pescara (121014 inhabitants)
79 Km W of Chieti (51815 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
90 Km SE of Perugia (166134 inhabitants)
100 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
Reviewed
Rev100
ML 0.8 2019-03-01
21:02:26
42.6335 13.2847 11 2019-03-01
21:08:08
Sala Sismica INGV-Roma 66087911
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-03-01 21:02:26 ± 0.05
Latitude 42.6335 ± 0.0036
Longitude 13.2847 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 66087911

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 431
Semi-minor axis of confidence ellipse (meter) 384
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 131
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00180
Epicentral distance of station farthest from the epicenter (degree) 0.28688
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 66087911
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-03-01 21:08:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHZ. 2019-03-01T21:02:38.24 0.6 undecidable manual S 346 31.8459 50 0.37 45
IV.MMO1.EHZ. 2019-03-01T21:02:37.39 0.6 undecidable manual S 7 29.6481 50 0.08 48
IV.NRCA.HHZ. 2019-03-01T21:02:36.12 0.3 undecidable manual S 328 26.1516 50 -0.26 70
IV.TERO.HHZ. 2019-03-01T21:02:36.10 0.3 undecidable manual S 93 26.0517 50 -0.25 70
IV.LNSS.HHE. 2019-03-01T21:02:34.61 0.6 undecidable manual S 260 20.2686 50 -0.18 48
IV.RM33.EHZ. 2019-03-01T21:02:33.13 0.3 undecidable manual S 203 14.9739 126 -0.18 72
IV.MTRA.EHZ. 2019-03-01T21:02:33.37 0.3 undecidable manual S 34 16.4724 124 -0.36 69
IV.CAMP.HHE. 2019-03-01T21:02:33.21 0.6 undecidable manual S 137 14.874 126 -0.07 49
IV.MC2.EHZ. 2019-03-01T21:02:33.78 0.6 undecidable manual P 346 31.8459 50 0.55 43
IV.TERO.HHZ. 2019-03-01T21:02:32.34 0.1 undecidable manual P 93 26.0517 50 -0.01 98
IV.NRCA.HHZ. 2019-03-01T21:02:32.30 0.1 undecidable manual P 328 26.1516 50 -0.07 97
IV.MMO1.EHZ. 2019-03-01T21:02:32.97 0.1 undecidable manual P 7 29.6481 50 0.06 96
IV.SMA1.EHZ. 2019-03-01T21:02:31.11 0.3 undecidable manual S 95 4.0959 159 0.17 74
IV.LNSS.HHE. 2019-03-01T21:02:31.44 0.1 undecidable manual P 260 20.2686 50 -0.01 99
IV.CAMP.HHE. 2019-03-01T21:02:30.73 0.1 undecidable manual P 137 14.874 126 0.14 97
IV.T1299.EHE. 2019-03-01T21:02:30.34 0.3 undecidable manual S 291 0.1998 179 -0.33 72
IV.RM33.EHZ. 2019-03-01T21:02:30.70 0.1 undecidable manual P 203 14.9739 126 0.1 98
IV.MTRA.EHZ. 2019-03-01T21:02:30.86 0.1 undecidable manual P 34 16.4724 124 0.02 99
IV.SMA1.EHZ. 2019-03-01T21:02:29.45 0.1 undecidable manual P 95 4.0959 159 0.23 97
IV.T1299.EHE. 2019-03-01T21:02:29.20 0.1 undecidable manual P 291 0.1998 179 0.13 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.2 0.0002825 1.1 AML other m 2019-03-01T21:02:31.24
IV.SMA1.EHE. ML:1.4 0.0004165 0.3 AML other m 2019-03-01T21:02:31.45
IV.RM33.EHN. ML:0.8 0.0000605 0.12 AML other m 2019-03-01T21:02:33.65
IV.RM33.EHE. ML:0.7 0.000043349999999999997 0.7 AML other m 2019-03-01T21:02:34.44
IV.MTRA.EHN. ML:0.7 0.00003945 1.38 AML other m 2019-03-01T21:02:34.87
IV.MTRA.EHE. ML:0.6 0.00003345 0.88 AML other m 2019-03-01T21:02:35.24
IV.TERO.HHE. ML:0.6 0.000024999999999999998 0.14 AML other m 2019-03-01T21:02:36.30
IV.NRCA.HHE. ML:0.9 0.00004475 0.14 AML other m 2019-03-01T21:02:36.34
IV.NRCA.HHN. ML:0.8 0.00003705 0.08 AML other m 2019-03-01T21:02:36.47
IV.TERO.HHN. ML:0.6 0.00001755 0.08 AML other m 2019-03-01T21:02:36.64
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download