Earthquake with magnitude of ML 0.6 on date 21-07-2022 and time 17:08:50 (Italy) in region 4 km SW Bolognola (MC)

A magnitude ML 0.6 earthquake occured in region: 4 km SW Bolognola (MC), on

  • 21-07-2022 15:08:50 (UTC)
  • 21-07-2022 17:08:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9680, 13.2010 at 15 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
Bolognola MC 4 142 142
Ussita MC 6 444 586
Acquacanina MC 7 121 707
Fiastra MC 8 559 1266
Castelsantangelo sul Nera MC 9 281 1547
Visso MC 10 1107 2654
Sarnano MC 11 3264 5918
Montefortino FM 12 1178 7096
Fiordimonte MC 12 202 7298
Montemonaco AP 13 604 7902
Amandola FM 13 3629 11531
Pievebovigliana MC 14 866 12397
Pieve Torina MC 15 1458 13855
Gualdo MC 16 815 14670
Preci PG 16 724 15394
Monte Cavallo MC 16 145 15539
Cessapalombo MC 17 512 16051
Comunanza AP 18 3166 19217
Montegallo AP 18 523 19740
Muccia MC 18 915 20655
San Ginesio MC 18 3498 24153
Camporotondo di Fiastrone MC 19 563 24716
Caldarola MC 19 1823 26539

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
54 Km NW of Teramo (54892 inhabitants)
64 Km NE of Terni (111501 inhabitants)
68 Km E of Perugia (166134 inhabitants)
70 Km N of L'Aquila (69753 inhabitants)
77 Km SW of Ancona (100861 inhabitants)
93 Km NW of Montesilvano (53738 inhabitants)
99 Km S of Fano (60888 inhabitants)
100 Km NW of Pescara (121014 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 0.6 2022-07-21
15:08:50
42.968 13.2007 15 2022-07-21
15:16:41
Sala Sismica INGV-Roma 107525101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-21 15:08:50 ± 0.13
Latitude 42.9680 ± 0.0036
Longitude 13.2007 ± 0.0111
Depth (km) 15 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 107525101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 891
Semi-minor axis of confidence ellipse (meter) 214
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 79
Circular confidence region, given by single value of horizontal uncertainty (meter) 890.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 134
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 14
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.05756
Epicentral distance of station farthest from the epicenter (degree) 0.16997
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:0.6

Field Value
Value 0.6
Uncertainty 0.3
Num. used stations 6
Type of magnitude ML
Reference to an origin 107525101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-07-21 15:16:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PF6.EHZ. 2022-07-21T15:08:58.52 0.6 undecidable manual S 358 18.87 114 -0.14 48
IV.NRCA.HHZ. 2022-07-21T15:08:57.81 0.6 undecidable manual S 205 16.4724 119 -0.28 47
IV.CSP1.EHZ. 2022-07-21T15:08:57.44 0.6 undecidable manual S 1 13.7751 126 -0.03 50
7F.SIB3.EHN. 2022-07-21T15:08:56.92 0.6 undecidable manual S 151 11.7771 132 -0.14 49
7F.SIB2.EHN. 2022-07-21T15:08:56.90 0.6 undecidable manual S 135 11.9769 131 -0.2 48
IV.MC2.EHZ. 2022-07-21T15:08:56.48 0.6 undecidable manual S 189 6.3936 151 0.32 47
IV.FDMO.HHZ. 2022-07-21T15:08:56.96 0.6 undecidable manual S 310 11.877 131 -0.13 49
IV.PF6.EHZ. 2022-07-21T15:08:55.36 0.1 undecidable manual P 358 18.87 114 -0.04 98
IV.NRCA.HHZ. 2022-07-21T15:08:55.02 0.3 undecidable manual P 205 16.4724 119 -0.05 74
IV.FDMO.HHZ. 2022-07-21T15:08:54.47 0.1 undecidable manual P 310 11.877 131 -0.03 100
IV.CSP1.EHZ. 2022-07-21T15:08:54.81 0.1 undecidable manual P 1 13.7751 126 0.09 98
7F.SIB3.EHN. 2022-07-21T15:08:54.54 0.1 undecidable manual P 151 11.7771 132 0.06 99
IV.MC2.EHZ. 2022-07-21T15:08:54.20 0.3 undecidable manual P 189 6.3936 151 0.25 72
7F.SIB2.EHN. 2022-07-21T15:08:54.53 0.1 undecidable manual P 135 11.9769 131 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:0.3 0.0000187 0.1 AML other m 2022-07-21T15:08:57.29
IV.FDMO.HHE. ML:0.3 0.0000202 0.44 AML other m 2022-07-21T15:08:57.08
IV.NRCA.HHE. ML:0.7 0.000042050000000000006 0.14 AML other m 2022-07-21T15:08:58.10
IV.NRCA.HHN. ML:0.6 0.00003075 0.08 AML other m 2022-07-21T15:08:58.77
IV.MC2.EHE. ML:0.9 0.00008282424999999998 0.1152 AML other m 2022-07-21T15:08:56.68
IV.MC2.EHN. ML:1.0 0.000102908875 0.1792 AML other m 2022-07-21T15:08:56.75
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