Earthquake with magnitude of ML 0.5 on date 02-04-2020 and time 02:08:01 (Italy) in region 6 km N Montereale (AQ)

A magnitude ML 0.5 earthquake occured in region: 6 km N Montereale (AQ), on

  • 02-04-2020 00:08:01 (UTC)
  • 02-04-2020 02:08:01 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5750, 13.2660 at 13 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
Montereale AQ 6 2581 2581
Amatrice RI 7 2657 5238
Capitignano AQ 7 665 5903
Campotosto AQ 9 542 6445
Cittareale RI 10 482 6927
Borbona RI 13 617 7544
Cagnano Amiterno AQ 13 1369 8913
Accumoli RI 14 667 9580
Barete AQ 14 737 10317
Posta RI 15 694 11011
Pizzoli AQ 16 4326 15337
Crognaleto TE 18 1297 16634

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km NW of L'Aquila (69753 inhabitants)
37 Km W of Teramo (54892 inhabitants)
51 Km E of Terni (111501 inhabitants)
63 Km SE of Foligno (57155 inhabitants)
73 Km W of Montesilvano (53738 inhabitants)
78 Km NE of Guidonia Montecelio (88673 inhabitants)
78 Km W of Chieti (51815 inhabitants)
78 Km NE of Tivoli (56533 inhabitants)
79 Km W of Pescara (121014 inhabitants)
93 Km SE of Perugia (166134 inhabitants)
97 Km E of Viterbo (67173 inhabitants)
99 Km NE of Roma (2864731 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 0.5 2020-04-02
00:08:01
42.5748 13.2662 13 2020-04-02
00:13:51
Sala Sismica INGV-Roma 77770001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-02 00:08:01 ± 0.11
Latitude 42.5748 ± 0.0063
Longitude 13.2662 ± 0.0061
Depth (km) 13 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 77770001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 554
Semi-minor axis of confidence ellipse (meter) 500
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 152
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 12
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) 0.25271
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 6
Magnitude information

ML:0.5

Field Value
Value 0.5
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 77770001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-02 00:13:51
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SAMA.EHZ. 2020-04-02T00:08:23.46 3.0 positive manual P -0.01 0
IV.TERO.HHZ. 2020-04-02T00:08:11.41 0.1 undecidable manual S 79 28.0497 97 -0.2 93
IV.MTRA.EHZ. 2020-04-02T00:08:09.98 0.1 undecidable manual S 28 22.755 100 -0.23 94
IV.LNSS.HNZ. 2020-04-02T00:08:09.10 0.3 undecidable manual S 280 18.6702 106 -0.05 73
IV.TERO.HHZ. 2020-04-02T00:08:07.41 0.3 undecidable manual P 79 28.0497 97 0.02 73
IV.RM33.HNE. 2020-04-02T00:08:06.45 0.3 undecidable manual S 210 8.4804 137 -0.34 70
IV.SMA1.EHZ. 2020-04-02T00:08:06.88 0.1 undecidable manual S 42 8.3805 138 0.1 98
IV.LNSS.HNZ. 2020-04-02T00:08:06.13 0.1 undecidable manual P 280 18.6702 106 0.16 96
IV.T1299.HNN. 2020-04-02T00:08:06.39 0.3 undecidable manual S 11 6.6933 145 -0.11 74
IV.MTRA.EHZ. 2020-04-02T00:08:06.61 0.3 undecidable manual P 28 22.755 100 0.03 74
IV.RM33.HNE. 2020-04-02T00:08:04.66 0.1 undecidable manual P 210 8.4804 137 0.05 100
IV.SMA1.EHZ. 2020-04-02T00:08:04.88 0.1 positive manual P 42 8.3805 138 0.28 95
IV.T1299.HNN. 2020-04-02T00:08:04.57 0.1 undecidable manual P 11 6.6933 145 0.13 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHE. ML:0.6 0.000026078747499999998 0.34 AML other m 2020-04-02T00:08:10.23
IV.MTRA.EHN. ML:0.6 0.00002527542 0.58 AML other m 2020-04-02T00:08:10.05
IV.TERO.HHE. ML:0.5 0.000016060003499999998 0.76 AML other m 2020-04-02T00:08:11.64
IV.TERO.HHN. ML:0.3 0.0000094676994 0.06 AML other m 2020-04-02T00:08:11.50
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