Earthquake with magnitude of ML 1.1 on date 28-07-2022 and time 19:25:52 (UTC) in region 5 km W Arquata del Tronto (AP)

A magnitude ML 1.1 earthquake occured in region: 5 km W Arquata del Tronto (AP), on

  • 28-07-2022 19:25:52 (UTC)
  • 28-07-2022 21:25:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7930, 13.2370 at 9 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
Arquata del Tronto AP 5 1178 1178
Montegallo AP 10 523 1701
Accumoli RI 11 667 2368
Norcia PG 12 4957 7325
Castelsantangelo sul Nera MC 13 281 7606
Montemonaco AP 14 604 8210
Acquasanta Terme AP 14 2916 11126
Amatrice RI 19 2657 13783
Preci PG 19 724 14507
Ussita MC 19 444 14951
Montefortino FM 19 1178 16129
Visso MC 20 1107 17236

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Teramo (54892 inhabitants)
47 Km E of Foligno (57155 inhabitants)
51 Km N of L'Aquila (69753 inhabitants)
55 Km E of Terni (111501 inhabitants)
77 Km E of Perugia (166134 inhabitants)
81 Km W of Montesilvano (53738 inhabitants)
88 Km W of Pescara (121014 inhabitants)
91 Km NW of Chieti (51815 inhabitants)
95 Km S of Ancona (100861 inhabitants)
98 Km NE of Guidonia Montecelio (88673 inhabitants)
99 Km NE of Tivoli (56533 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 2022-07-28
19:25:52
42.7933 13.237 9 2022-07-28
19:31:22
Sala Sismica INGV-Roma 107808801
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-28 19:25:52 ± 0.05
Latitude 42.7933 ± 0.0027
Longitude 13.2370 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 107808801

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 259
Semi-minor axis of confidence ellipse (meter) 256
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 108
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 76
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.49103
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 12
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 24
Type of magnitude ML
Reference to an origin 107808801
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-07-28 19:31:22
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.VVLD.HHZ. 2022-07-28T19:26:26.65 3.0 undecidable manual S 0.07 0
IV.SSFR.HHZ. 2022-07-28T19:26:19.42 3.0 undecidable manual S 0.42 0
IV.CPGN.EHZ. 2022-07-28T19:26:18.19 3.0 undecidable manual P 2.8 0
IV.PE3.EHZ. 2022-07-28T19:26:13.04 3.0 undecidable manual P -0.2 0
IV.ASSB.HHZ. 2022-07-28T19:26:10.79 0.3 undecidable manual S 301 54.501 50 0.37 66
IV.MURB.HNZ. 2022-07-28T19:26:08.75 3.0 negative manual P 1.6 0
IV.MML1.EHZ. 2022-07-28T19:26:07.04 0.3 undecidable manual S 329 41.5251 50 0.09 72
IV.CESI.HHZ. 2022-07-28T19:26:05.51 0.3 undecidable manual S 311 35.8419 50 0.09 72
IV.RM33.EHZ. 2022-07-28T19:26:04.55 0.3 undecidable manual S 183 31.5462 50 0.25 71
IV.GUMA.HHZ. 2022-07-28T19:26:04.58 0.3 undecidable manual S 15 30.9468 50 0.46 67
IV.CSP1.EHZ. 2022-07-28T19:26:04.50 0.3 undecidable manual S 356 33.2445 50 -0.23 69
IV.FDMO.HHZ. 2022-07-28T19:26:03.54 0.3 undecidable manual S 336 29.5482 107 -0.17 72
IV.GAVE.EHZ. 2022-07-28T19:26:03.82 0.3 undecidable manual S 248 30.0477 107 -0.06 73
IV.ASSB.HHZ. 2022-07-28T19:26:02.99 0.1 undecidable manual P 301 54.501 50 -0.05 93
IV.FIAM.HHZ. 2022-07-28T19:26:01.87 3.0 positive manual P -1.92 0
IV.CESI.HHZ. 2022-07-28T19:26:00.13 0.1 undecidable manual P 311 35.8419 50 -0.02 96
IV.MML1.EHZ. 2022-07-28T19:26:00.99 0.1 undecidable manual P 329 41.5251 50 -0.05 95
IV.CSP1.EHZ. 2022-07-28T19:25:59.57 0.1 undecidable manual P 356 33.2445 50 -0.19 93
IV.GAVE.EHZ. 2022-07-28T19:25:59.18 0.1 undecidable manual P 248 30.0477 107 -0.09 97
IV.RM33.EHZ. 2022-07-28T19:25:59.44 0.1 undecidable manual P 183 31.5462 50 -0.07 95
IV.GUMA.HHZ. 2022-07-28T19:25:59.45 0.1 undecidable manual P 15 30.9468 50 0.05 97
IV.FDMO.HHZ. 2022-07-28T19:25:58.93 0.1 undecidable manual P 336 29.5482 107 -0.24 94
IV.MC2.EHZ. 2022-07-28T19:25:58.86 0.3 undecidable manual S 343 13.6752 124 0.19 72
IV.MTRA.EHZ. 2022-07-28T19:25:58.51 0.3 undecidable manual S 107 13.5753 124 -0.14 74
IV.MMO1.EHZ. 2022-07-28T19:25:58.50 0.6 undecidable manual S 32 13.875 123 -0.22 49
IV.NRCA.HHZ. 2022-07-28T19:25:57.79 0.3 undecidable manual S 294 10.9779 130 -0.12 76
IV.MMO1.EHZ. 2022-07-28T19:25:56.20 0.1 undecidable manual P 32 13.875 123 -0.09 100
IV.MC2.EHZ. 2022-07-28T19:25:56.37 0.1 undecidable manual P 343 13.6752 124 0.11 98
IV.MTRA.EHZ. 2022-07-28T19:25:56.50 0.1 undecidable manual P 107 13.5753 124 0.25 96
IV.NRCA.HHZ. 2022-07-28T19:25:55.94 0.1 undecidable manual P 294 10.9779 130 0.12 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.5 0.00040649999999999996 1.18 AML other m 2022-07-28T19:25:58.98
IV.MMO1.EHE. ML:1.1 0.0001255 0.32 AML other m 2022-07-28T19:25:58.65
IV.MTRA.EHE. ML:1.3 0.00020600000000000002 1.64 AML other m 2022-07-28T19:25:58.83
IV.NRCA.HHE. ML:1.6 0.000517 0.78 AML other m 2022-07-28T19:25:58.44
IV.MTRA.EHN. ML:1.4 0.00028300000000000005 1.64 AML other m 2022-07-28T19:25:58.16
IV.MC2.EHE. ML:1.3 0.00022449999999999998 1.06 AML other m 2022-07-28T19:25:59.96
IV.MMO1.EHN. ML:1.1 0.0001395 0.52 AML other m 2022-07-28T19:25:59.73
IV.MC2.EHN. ML:1.5 0.0003375 0.22 AML other m 2022-07-28T19:26:01.32
IV.FDMO.HHN. ML:1.0 0.000044149999999999996 0.22 AML other m 2022-07-28T19:26:04.38
IV.FDMO.HHE. ML:0.9 0.00004075 1.32 AML other m 2022-07-28T19:26:04.96
IV.GAVE.EHN. ML:1.0 0.000049500000000000004 0.8 AML other m 2022-07-28T19:26:04.84
IV.RM33.EHN. ML:0.9 0.0000392 0.22 AML other m 2022-07-28T19:26:05.21
IV.GUMA.HHE. ML:1.6 0.000174 1.58 AML other m 2022-07-28T19:26:05.09
IV.GAVE.EHE. ML:1.0 0.00005345 0.16 AML other m 2022-07-28T19:26:06.41
IV.GUMA.HHN. ML:1.4 0.00010439999999999999 0.52 AML other m 2022-07-28T19:26:06.75
IV.RM33.EHE. ML:0.9 0.00004085 0.66 AML other m 2022-07-28T19:26:07.39
IV.CESI.HHN. ML:1.0 0.000043450000000000006 0.56 AML other m 2022-07-28T19:26:07.11
IV.CESI.HHE. ML:0.9 0.0000282 0.56 AML other m 2022-07-28T19:26:07.16
IV.MML1.EHE. ML:0.7 0.0000165 1.38 AML other m 2022-07-28T19:26:08.28
IV.MML1.EHN. ML:1.0 0.000029150000000000004 0.74 AML other m 2022-07-28T19:26:08.73
IV.ASSB.HHN. ML:0.9 0.00002215 0.74 AML other m 2022-07-28T19:26:12.08
IV.ASSB.HHE. ML:0.9 0.000019900000000000003 0.66 AML other m 2022-07-28T19:26:12.52
IV.SSFR.HHE. ML:1.2 0.000021949999999999998 0.52 AML other m 2022-07-28T19:26:20.32
IV.SSFR.HHN. ML:1.2 0.0000191 1.06 AML other m 2022-07-28T19:26:20.00
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