Earthquake with magnitude of ML 0.9 on date 25-03-2022 and time 03:36:44 (UTC) in region 9 km NW Arquata del Tronto (AP)

A magnitude ML 0.9 earthquake occured in region: 9 km NW Arquata del Tronto (AP), on

  • 25-03-2022 03:36:44 (UTC)
  • 25-03-2022 04:36:44 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8300, 13.2220 at 8 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 9 1178 1178
Castelsantangelo sul Nera MC 9 281 1459
Montegallo AP 9 523 1982
Norcia PG 11 4957 6939
Montemonaco AP 12 604 7543
Ussita MC 15 444 7987
Accumoli RI 15 667 8654
Visso MC 16 1107 9761
Preci PG 16 724 10485
Montefortino FM 16 1178 11663
Acquasanta Terme AP 17 2916 14579
Bolognola MC 18 142 14721

Municipalities with at least 50000 inhabitants

An earthquake occurred to
44 Km W of Teramo (54892 inhabitants)
45 Km E of Foligno (57155 inhabitants)
55 Km N of L'Aquila (69753 inhabitants)
56 Km NE of Terni (111501 inhabitants)
75 Km E of Perugia (166134 inhabitants)
84 Km W of Montesilvano (53738 inhabitants)
91 Km W of Pescara (121014 inhabitants)
91 Km S of Ancona (100861 inhabitants)
94 Km NW of Chieti (51815 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 0.9 2022-03-25
03:36:44
42.8298 13.2222 8 2022-03-25
03:42:12
Sala Sismica INGV-Roma 102352121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-25 03:36:44 ± 0.08
Latitude 42.8298 ± 0.0036
Longitude 13.2222 ± 0.0061
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 102352121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 501
Semi-minor axis of confidence ellipse (meter) 263
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 76
Circular confidence region, given by single value of horizontal uncertainty (meter) 500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 21
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.26
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.34804
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 10
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 102352121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-25 03:42:12
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2022-03-25T03:37:04.24 3.0 undecidable manual S 0.57 0
IV.MML1.EHZ. 2022-03-25T03:36:57.99 0.3 undecidable manual S 327 37.4292 50 0.16 69
IV.RM33.EHZ. 2022-03-25T03:36:57.32 0.6 undecidable manual S 181 35.6421 50 -0.01 48
IV.TERO.HHZ. 2022-03-25T03:36:57.92 0.6 undecidable manual S 126 38.628 50 -0.23 46
IV.LNSS.HHZ. 2022-03-25T03:36:55.66 0.6 undecidable manual S 211 29.2485 106 0.36 45
IV.CSP1.EHZ. 2022-03-25T03:36:55.21 0.6 undecidable manual S 357 29.1486 106 -0.05 48
IV.FDMO.HHZ. 2022-03-25T03:36:54.49 0.3 undecidable manual S 335 25.4523 108 0.45 67
IV.MF5.EHZ. 2022-03-25T03:36:54.94 0.6 undecidable manual S 48 26.0517 108 0.69 41
IV.SMA1.EHZ. 2022-03-25T03:36:53.76 0.3 undecidable manual S 157 23.9538 109 0.2 70
IV.TERO.HHZ. 2022-03-25T03:36:52.14 0.6 undecidable manual P 126 38.628 50 -0.35 44
IV.MML1.EHZ. 2022-03-25T03:36:52.40 0.3 undecidable manual P 327 37.4292 50 0.09 70
IV.LNSS.HHZ. 2022-03-25T03:36:51.00 0.6 undecidable manual P 211 29.2485 106 0.16 47
IV.RM33.EHZ. 2022-03-25T03:36:51.88 0.6 undecidable manual P 181 35.6421 50 -0.14 47
IV.CSP1.EHZ. 2022-03-25T03:36:50.50 0.6 positive manual P 357 29.1486 106 -0.32 45
IV.MF5.EHZ. 2022-03-25T03:36:50.61 0.3 undecidable manual P 48 26.0517 108 0.37 68
IV.FDMO.HHZ. 2022-03-25T03:36:49.42 0.3 undecidable manual P 335 25.4523 108 -0.69 61
IV.SMA1.EHZ. 2022-03-25T03:36:49.77 0.6 positive manual P 157 23.9538 109 -0.07 48
IV.MMO1.EHZ. 2022-03-25T03:36:49.32 0.3 undecidable manual S 48 11.4774 126 -0.36 70
IV.NRCA.HHZ. 2022-03-25T03:36:48.71 0.3 undecidable manual S 273 8.7801 133 -0.25 72
IV.MMO1.EHZ. 2022-03-25T03:36:47.52 0.6 undecidable manual P 48 11.4774 126 -0.08 49
IV.NRCA.HHZ. 2022-03-25T03:36:47.21 0.1 negative manual P 273 8.7801 133 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHE. ML:1.7 0.0007875 1.84 AML other m 2022-03-25T03:36:49.03
IV.NRCA.HHN. ML:1.3 0.0003265 0.22 AML other m 2022-03-25T03:36:49.06
IV.MMO1.EHN. ML:1.0 0.00011595 0.3 AML other m 2022-03-25T03:36:50.31
IV.MMO1.EHE. ML:1.0 0.000118 0.3 AML other m 2022-03-25T03:36:50.32
IV.FDMO.HHN. ML:0.6 0.0000258 0.74 AML other m 2022-03-25T03:36:55.27
IV.FDMO.HHE. ML:0.6 0.00002295 1.06 AML other m 2022-03-25T03:36:55.94
IV.LNSS.HHE. ML:0.8 0.00002885 0.42 AML other m 2022-03-25T03:36:56.75
IV.MF5.EHE. ML:0.9 0.000044200000000000004 0.42 AML other m 2022-03-25T03:36:58.18
IV.LNSS.HHN. ML:0.8 0.000032500000000000004 0.46 AML other m 2022-03-25T03:36:59.83
IV.SMA1.EHN. ML:0.8 0.00003925 0.52 AML other m 2022-03-25T03:36:59.72
IV.SMA1.EHE. ML:0.8 0.00004725 0.8 AML other m 2022-03-25T03:37:00.25
IV.MF5.EHN. ML:0.8 0.000033799999999999995 0.42 AML other m 2022-03-25T03:37:05.01
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