Earthquake with magnitude of ML 1.0 on date 04-07-2022 and time 23:10:33 (UTC) in region 6 km NE Amatrice (RI)

A magnitude ML 1.0 earthquake occured in region: 6 km NE Amatrice (RI), on

  • 04-07-2022 23:10:33 (UTC)
  • 05-07-2022 01:10:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6660, 13.3380 at 14 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 6 2657 2657
Accumoli RI 8 667 3324
Campotosto AQ 12 542 3866
Arquata del Tronto AP 13 1178 5044
Acquasanta Terme AP 13 2916 7960
Cortino TE 15 656 8616
Valle Castellana TE 15 977 9593
Cittareale RI 15 482 10075
Rocca Santa Maria TE 16 537 10612
Capitignano AQ 16 665 11277
Montereale AQ 17 2581 13858
Crognaleto TE 17 1297 15155
Montegallo AP 20 523 15678

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km W of Teramo (54892 inhabitants)
35 Km N of L'Aquila (69753 inhabitants)
58 Km E of Terni (111501 inhabitants)
61 Km SE of Foligno (57155 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
75 Km W of Pescara (121014 inhabitants)
77 Km W of Chieti (51815 inhabitants)
89 Km NE of Guidonia Montecelio (88673 inhabitants)
90 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
Reviewed
Rev100
ML 1.0 2022-07-04
23:10:33
42.6655 13.3378 14 2022-07-04
23:18:10
Sala Sismica INGV-Roma 106817641
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-04 23:10:33 ± 0.06
Latitude 42.6655 ± 0.0027
Longitude 13.3378 ± 0.0037
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 106817641

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 349
Semi-minor axis of confidence ellipse (meter) 66
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 283
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 17
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.03507
Epicentral distance of station farthest from the epicenter (degree) 0.27339
Number of stations at which the event was observed 9
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 106817641
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-07-04 23:18:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MC2.EHZ. 2022-07-04T23:10:44.08 0.3 undecidable manual S 336 29.8479 99 0.2 71
IV.GIGS.HHZ. 2022-07-04T23:10:43.78 0.6 undecidable manual S 141 30.3474 99 -0.24 47
IV.LNSS.HHZ. 2022-07-04T23:10:42.52 0.3 undecidable manual S 254 25.2525 102 -0.15 74
IV.NRCA.HHZ. 2022-07-04T23:10:42.58 0.3 undecidable manual S 316 26.0517 101 -0.3 71
IV.MMO1.EHZ. 2022-07-04T23:10:42.96 0.6 undecidable manual S 358 25.9518 101 0.11 49
IV.MC2.EHZ. 2022-07-04T23:10:41.01 3.0 undecidable manual P 336 29.8479 99 1.56 0
IV.RM33.EHZ. 2022-07-04T23:10:41.31 0.6 undecidable manual S 210 20.0688 108 -0.02 51
IV.TERO.HHZ. 2022-07-04T23:10:41.79 0.3 undecidable manual S 102 22.2555 105 -0.09 74
IV.GIGS.HHZ. 2022-07-04T23:10:39.54 0.6 positive manual P 141 30.3474 99 0.01 50
IV.SMA1.EHZ. 2022-07-04T23:10:38.15 0.6 undecidable manual S 183 3.8961 160 0.03 52
IV.TERO.HHZ. 2022-07-04T23:10:38.39 0.6 undecidable manual P 102 22.2555 105 0.1 50
IV.MTRA.EHZ. 2022-07-04T23:10:38.92 0.3 undecidable manual S 25 11.1777 130 -0.32 72
IV.LNSS.HHZ. 2022-07-04T23:10:38.73 0.6 negative manual P 254 25.2525 102 -0.03 50
IV.NRCA.HHZ. 2022-07-04T23:10:38.88 0.1 undecidable manual P 316 26.0517 101 0.01 100
IV.RM33.EHZ. 2022-07-04T23:10:38.05 0.1 positive manual P 210 20.0688 108 0.07 100
IV.MMO1.EHZ. 2022-07-04T23:10:38.97 0.6 positive manual P 358 25.9518 101 0.11 49
IV.SMA1.EHZ. 2022-07-04T23:10:36.33 0.1 undecidable manual P 183 3.8961 160 0.21 100
IV.MTRA.EHZ. 2022-07-04T23:10:36.93 0.3 undecidable manual P 25 11.1777 130 0.16 75
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:1.1 0.00016949999999999997 0.26 AML other m 2022-07-04T23:10:38.33
IV.SMA1.EHE. ML:1.0 0.00011999999999999999 0.08 AML other m 2022-07-04T23:10:38.25
IV.MTRA.EHN. ML:1.1 0.0001375 0.52 AML other m 2022-07-04T23:10:39.22
IV.MTRA.EHE. ML:1.1 0.00011449999999999999 0.28 AML other m 2022-07-04T23:10:40.26
IV.RM33.EHN. ML:1.1 0.0000864 0.14 AML other m 2022-07-04T23:10:41.64
IV.RM33.EHE. ML:1.1 0.0000914 0.2 AML other m 2022-07-04T23:10:41.74
IV.LNSS.HHN. ML:0.7 0.000022499999999999998 0.14 AML other m 2022-07-04T23:10:42.67
IV.LNSS.HHE. ML:0.7 0.000031100000000000004 0.1 AML other m 2022-07-04T23:10:42.77
IV.NRCA.HHE. ML:1.1 0.00005995 0.08 AML other m 2022-07-04T23:10:43.31
IV.NRCA.HHN. ML:0.8 0.00003485 0.1 AML other m 2022-07-04T23:10:43.34
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