Earthquake with magnitude of ML 0.7 on date 21-07-2022 and time 16:36:16 (Italy) in region 2 km E Ussita (MC)

A magnitude ML 0.7 earthquake occured in region: 2 km E Ussita (MC), on

  • 21-07-2022 14:36:16 (UTC)
  • 21-07-2022 16:36:16 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9400, 13.1590 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
Ussita MC 2 444 444
Castelsantangelo sul Nera MC 5 281 725
Visso MC 6 1107 1832
Bolognola MC 8 142 1974
Acquacanina MC 10 121 2095
Fiastra MC 11 559 2654
Preci PG 12 724 3378
Fiordimonte MC 12 202 3580
Monte Cavallo MC 14 145 3725
Montemonaco AP 14 604 4329
Pieve Torina MC 15 1458 5787
Montefortino FM 15 1178 6965
Pievebovigliana MC 15 866 7831
Sarnano MC 16 3264 11095
Amandola FM 17 3629 14724
Norcia PG 17 4957 19681
Montegallo AP 18 523 20204
Muccia MC 19 915 21119
Sellano PG 20 1079 22198

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
54 Km NW of Teramo (54892 inhabitants)
59 Km NE of Terni (111501 inhabitants)
65 Km E of Perugia (166134 inhabitants)
68 Km N of L'Aquila (69753 inhabitants)
81 Km SW of Ancona (100861 inhabitants)
94 Km NW of Montesilvano (53738 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 0.7 2022-07-21
14:36:16
42.9395 13.1593 14 2022-07-21
14:43:18
Sala Sismica INGV-Roma 107523561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-21 14:36:16 ± 0.1
Latitude 42.9395 ± 0.0045
Longitude 13.1593 ± 0.0049
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 107523561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 507
Semi-minor axis of confidence ellipse (meter) 229
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 7
Circular confidence region, given by single value of horizontal uncertainty (meter) 510.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
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) 0.03507
Epicentral distance of station farthest from the epicenter (degree) 0.19785
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitude information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 107523561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-07-21 14:43:18
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CESI.HHZ. 2022-07-21T14:36:24.76 0.6 undecidable manual S 289 21.9669 105 0.08 49
IV.CSP1.EHZ. 2022-07-21T14:36:23.40 0.6 undecidable manual S 12 17.2716 113 -0.12 48
7F.SIB2.EHN. 2022-07-21T14:36:22.20 0.6 undecidable manual S 115 12.876 125 -0.28 47
IV.FDMO.HHZ. 2022-07-21T14:36:22.15 0.6 undecidable manual S 331 12.2766 127 -0.19 48
IV.MC2.EHZ. 2022-07-21T14:36:21.12 0.6 undecidable manual S 142 3.8961 160 0.12 49
IV.NRCA.HHZ. 2022-07-21T14:36:21.93 0.6 undecidable manual S 197 12.2766 126 -0.43 46
IV.CESI.HHZ. 2022-07-21T14:36:21.21 0.3 undecidable manual P 289 21.9669 105 0.08 73
IV.MMO1.HNZ. 2022-07-21T14:36:20.10 0.3 undecidable manual P 108 14.2746 120 0.06 74
IV.CSP1.EHZ. 2022-07-21T14:36:20.54 0.6 undecidable manual P 12 17.2716 113 0.09 49
IV.NRCA.HHZ. 2022-07-21T14:36:19.75 0.1 undecidable manual P 197 12.2766 126 -0.04 100
IV.FDMO.HHZ. 2022-07-21T14:36:19.78 0.1 undecidable manual P 331 12.2766 127 0 100
7F.SIB2.EHN. 2022-07-21T14:36:19.85 0.3 undecidable manual P 115 12.876 125 -0.01 75
IV.MC2.EHZ. 2022-07-21T14:36:19.28 0.1 undecidable manual P 142 3.8961 160 0.28 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MC2.EHE. ML:0.9 0.0001025 0.16 AML other m 2022-07-21T14:36:21.38
IV.NRCA.HHN. ML:0.6 0.0000331 0.52 AML other m 2022-07-21T14:36:22.35
IV.NRCA.HHE. ML:0.6 0.000034149999999999997 0.42 AML other m 2022-07-21T14:36:22.51
IV.MC2.EHN. ML:0.7 0.000066 0.42 AML other m 2022-07-21T14:36:22.51
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