Earthquake with magnitude of ML 1.0 on date 24-04-2020 and time 08:35:02 (Italy) in region 3 km NE Amatrice (RI)

A magnitude ML 1.0 earthquake occured in region: 3 km NE Amatrice (RI), on

  • 24-04-2020 06:35:02 (UTC)
  • 24-04-2020 08:35:02 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6440, 13.3200 at 12 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 3 2657 2657
Accumoli RI 8 667 3324
Campotosto AQ 11 542 3866
Cittareale RI 13 482 4348
Capitignano AQ 14 665 5013
Arquata del Tronto AP 15 1178 6191
Montereale AQ 15 2581 8772
Cortino TE 16 656 9428
Acquasanta Terme AP 16 2916 12344
Crognaleto TE 17 1297 13641
Rocca Santa Maria TE 18 537 14178
Valle Castellana TE 18 977 15155

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km W of Teramo (54892 inhabitants)
33 Km N of L'Aquila (69753 inhabitants)
56 Km E of Terni (111501 inhabitants)
61 Km SE of Foligno (57155 inhabitants)
70 Km W of Montesilvano (53738 inhabitants)
76 Km W of Pescara (121014 inhabitants)
77 Km W of Chieti (51815 inhabitants)
87 Km NE of Guidonia Montecelio (88673 inhabitants)
87 Km NE of Tivoli (56533 inhabitants)
92 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
Bulletin
Rev1000
ML 1.0 2020-04-24
06:35:02
42.6445 13.3197 12 2020-07-18
21:08:36
Bollettino Sismico Italiano INGV 79128871
Reviewed
Rev100
ML 0.9 2020-04-24
06:35:02
42.6447 13.317 12 2020-04-24
06:43:52
Sala Sismica INGV-Roma 78522841
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-04-24 06:35:02 ± 0.05
Latitude 42.6445 ± 0.0027
Longitude 13.3197 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 79128871

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 284
Semi-minor axis of confidence ellipse (meter) 110
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 69
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 69
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 22
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) 0.28329
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 78522841
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-04-24 06:43:52

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 79128871
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-05-14 09:38:14
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PTQR.HHZ. 2020-04-24T06:35:25.54 3.0 undecidable manual S -1.57 0
IV.MC2.EHZ. 2020-04-24T06:35:13.82 0.3 undecidable manual S 340 31.4463 92 0.08 73
IV.GIGS.HHZ. 2020-04-24T06:35:13.00 0.3 undecidable manual S 136 29.6481 92 -0.25 71
IV.MMO1.EHN. 2020-04-24T06:35:12.91 0.3 undecidable manual S 1 28.2495 92 0.02 74
IV.NRCA.HHZ. 2020-04-24T06:35:12.17 0.3 undecidable manual S 321 26.8509 93 -0.33 70
IV.LNSS.HHZ. 2020-04-24T06:35:11.46 0.3 undecidable manual S 259 23.2545 94 -0.09 74
IV.TERO.HHZ. 2020-04-24T06:35:11.42 0.3 undecidable manual S 96 23.3544 94 -0.15 73
IV.RM33.EHZ. 2020-04-24T06:35:09.82 0.3 undecidable manual S 210 17.2716 98 -0.15 74
IV.MC2.EHZ. 2020-04-24T06:35:09.31 0.1 undecidable manual P 340 31.4463 92 0.16 96
IV.CAMP.HHN. 2020-04-24T06:35:09.06 0.3 undecidable manual S 149 14.0748 107 -0.07 75
IV.NRCA.HHZ. 2020-04-24T06:35:08.39 0.1 positive manual P 321 26.8509 93 -0.05 99
IV.GIGS.HHZ. 2020-04-24T06:35:08.82 0.1 undecidable manual P 136 29.6481 92 -0.05 99
IV.MMO1.EHN. 2020-04-24T06:35:08.56 0.1 undecidable manual P 1 28.2495 92 -0.1 98
IV.MTRA.HNE. 2020-04-24T06:35:08.86 0.3 undecidable manual S 27 13.9749 108 -0.23 73
IV.TERO.HHZ. 2020-04-24T06:35:07.99 0.1 undecidable manual P 96 23.3544 94 0.1 98
IV.RM33.EHZ. 2020-04-24T06:35:07.11 0.1 undecidable manual P 210 17.2716 98 0.14 98
IV.LNSS.HHZ. 2020-04-24T06:35:07.88 0.1 undecidable manual P 259 23.2545 94 -0.01 100
IV.CAMP.HHN. 2020-04-24T06:35:06.69 0.1 undecidable manual P 149 14.0748 107 0.2 98
IV.SMA1.EHZ. 2020-04-24T06:35:06.86 0.3 undecidable manual S 141 1.998 168 -0.09 76
IV.MTRA.HNE. 2020-04-24T06:35:06.60 0.1 undecidable manual P 27 13.9749 108 0.14 99
IV.T1299.HNE. 2020-04-24T06:35:06.88 0.3 undecidable manual S 250 3.2967 160 -0.16 75
IV.SMA1.EHZ. 2020-04-24T06:35:05.47 0.1 undecidable manual P 141 1.998 168 0.24 99
IV.T1299.HNE. 2020-04-24T06:35:05.51 0.1 undecidable manual P 250 3.2967 160 0.23 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.EHN. ML:0.9 0.0000575 0.82 AML other m 2020-04-24T06:35:10.05
IV.RM33.EHE. ML:0.8 0.00005025 1.2 AML other m 2020-04-24T06:35:10.70
IV.TERO.HHN. ML:1.1 0.0000722 0.06 AML other m 2020-04-24T06:35:11.55
IV.TERO.HHE. ML:1.1 0.00008030000000000001 0.14 AML other m 2020-04-24T06:35:11.58
IV.LNSS.HHE. ML:0.8 0.00003755 0.64 AML other m 2020-04-24T06:35:11.35
IV.NRCA.HHE. ML:1.5 0.000166 0.1 AML other m 2020-04-24T06:35:12.45
IV.NRCA.HHN. ML:1.2 0.00008685 0.14 AML other m 2020-04-24T06:35:12.71
IV.LNSS.HHN. ML:0.8 0.00003525 0.28 AML other m 2020-04-24T06:35:13.94
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