Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 11-06-2019 and time 01:22:58 (UTC) in region 1 km E Amatrice (RI)

A magnitude ML 1.1 earthquake occured in region: 1 km E Amatrice (RI), on

  • 11-06-2019 01:22:58 (UTC)
  • 11-06-2019 03:22:58 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6280, 13.2970 at 7 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
Amatrice RI 1 2657 2657
Accumoli RI 9 667 3324
Campotosto AQ 10 542 3866
Cittareale RI 11 482 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
Posta RI 20 694 17058

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of L'Aquila (69753 inhabitants)
34 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)
78 Km W of Chieti (51815 inhabitants)
84 Km NE of Guidonia Montecelio (88673 inhabitants)
84 Km NE of Tivoli (56533 inhabitants)
91 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 1.1 2019-06-11
01:22:58		 42.6278 13.2967 7 2019-06-11
01:30:04		 Sala Sismica INGV-Roma 69396231
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-06-11 01:22:58 ± 0.3
Latitude 42.6278 ± 0.0054
Longitude 13.2967 ± 0.0049
Depth (km) 7 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 69396231

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 439
Semi-minor axis of confidence ellipse (meter) 357
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 322
Circular confidence region, given by single value of horizontal uncertainty (meter) 440.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 116
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29408
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 69396231
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-06-11 01:30:04
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CSP1.EHZ. 2019-06-11T01:23:15.60 3.0 undecidable manual S -0.71 0
IV.MC2.EHZ. 2019-06-11T01:23:10.33 1.0 undecidable manual S 344 32.6451 102 -0.05 25
IV.MNTT.EHZ. 2019-06-11T01:23:09.57 3.0 negative manual P 0.37 0
IV.NRCA.HHZ. 2019-06-11T01:23:08.45 0.3 undecidable manual S 327 27.2505 104 -0.09 74
IV.FDMO.HHZ. 2019-06-11T01:23:07.82 3.0 positive manual P -0.18 0
IV.MF5.EHZ. 2019-06-11T01:23:07.23 3.0 positive manual P 0.06 0
IV.TERO.HHZ. 2019-06-11T01:23:07.50 0.3 undecidable manual S 91 25.0527 105 -0.32 71
IV.LNSS.HHZ. 2019-06-11T01:23:06.40 0.1 undecidable manual S 263 21.0678 108 -0.1 100
IV.MC2.EHZ. 2019-06-11T01:23:05.61 0.6 undecidable manual P 344 32.6451 102 0.13 49
IV.GAVE.EHZ. 2019-06-11T01:23:05.12 3.0 negative manual P -0.27 0
IV.NRCA.HHZ. 2019-06-11T01:23:04.29 0.1 positive manual P 327 27.2505 104 -0.13 98
IV.RM33.EHZ. 2019-06-11T01:23:04.51 0.3 undecidable manual S 207 14.7741 115 0.05 76
IV.TERO.HHZ. 2019-06-11T01:23:03.88 1.0 negative manual P 91 25.0527 105 -0.12 25
IV.LNSS.HHZ. 2019-06-11T01:23:03.18 0.3 undecidable manual P 263 21.0678 108 -0.06 75
IV.RM33.EHZ. 2019-06-11T01:23:02.20 0.1 positive manual P 207 14.7741 115 0.14 100
IV.MTRA.EHZ. 2019-06-11T01:23:02.76 0.1 positive manual P 30 16.4724 113 0.39 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:1.3 0.0002275 0.34 AML other m 2019-06-11T01:23:04.59
IV.RM33.EHE. ML:1.7 0.000512 0.16 AML other m 2019-06-11T01:23:04.91
IV.LNSS.HHN. ML:1.0 0.00007664999999999999 0.32 AML other m 2019-06-11T01:23:06.52
IV.LNSS.HHE. ML:1.0 0.00008005000000000001 0.48 AML other m 2019-06-11T01:23:06.56
IV.TERO.HHN. ML:1.1 0.0000764 0.8 AML other m 2019-06-11T01:23:07.49
IV.TERO.HHE. ML:1.0 0.00005265 0.34 AML other m 2019-06-11T01:23:08.49
IV.NRCA.HHN. ML:1.2 0.00008285000000000001 0.1 AML other m 2019-06-11T01:23:08.57
IV.NRCA.HHE. ML:1.4 0.0001385 0.16 AML other m 2019-06-11T01:23:08.68
IV.GAVE.EHN. ML:1.0 0.00004555 0.18 AML other m 2019-06-11T01:23:10.43
IV.GAVE.EHE. ML:1.0 0.00003805 0.16 AML other m 2019-06-11T01:23:10.53
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