Earthquake with magnitude of ML 1.2 on date 31-05-2022 and time 20:41:35 (Italy) in region 3 km SE Ussita (MC)

A magnitude ML 1.2 earthquake occured in region: 3 km SE Ussita (MC), on

  • 31-05-2022 18:41:35 (UTC)
  • 31-05-2022 20:41:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9230, 13.1580 at 9 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 3 444 444
Castelsantangelo sul Nera MC 3 281 725
Visso MC 6 1107 1832
Bolognola MC 10 142 1974
Preci PG 11 724 2698
Acquacanina MC 12 121 2819
Fiastra MC 13 559 3378
Fiordimonte MC 14 202 3580
Montemonaco AP 14 604 4184
Monte Cavallo MC 15 145 4329
Montefortino FM 15 1178 5507
Norcia PG 15 4957 10464
Pieve Torina MC 16 1458 11922
Pievebovigliana MC 17 866 12788
Montegallo AP 17 523 13311
Sarnano MC 17 3264 16575
Amandola FM 17 3629 20204
Sellano PG 19 1079 21283
Muccia MC 20 915 22198

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km E of Foligno (57155 inhabitants)
53 Km NW of Teramo (54892 inhabitants)
58 Km NE of Terni (111501 inhabitants)
66 Km E of Perugia (166134 inhabitants)
67 Km NW of L'Aquila (69753 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
93 Km W 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
Bulletin
Rev1000
ML 1.2 2022-05-31
18:41:35
42.9232 13.1578 9 2023-01-31
19:03:16
Bollettino Sismico Italiano INGV 106110611
Reviewed
Rev100
ML 1.2 2022-05-31
18:41:35
42.9207 13.1535 9 2022-05-31
18:47:42
Sala Sismica INGV-Roma 105397551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-31 18:41:35 ± 0.03
Latitude 42.9232 ± 0.0018
Longitude 13.1578 ± 0.0025
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 106110611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 230
Semi-minor axis of confidence ellipse (meter) 106
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 45
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 88
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 40
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) 0.02518
Epicentral distance of station farthest from the epicenter (degree) 0.47124
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 21
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 106110611
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-16 14:58:10

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 26
Type of magnitude ML
Reference to an origin 105397551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-31 18:47:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FOSV.EHZ. 2022-05-31T18:41:52.76 0.3 undecidable manual S 322 52.3032 50 0.14 68
IV.TERO.HHZ. 2022-05-31T18:41:51.85 0.3 undecidable manual S 132 49.3173 50 0.04 70
IV.ASSB.HHZ. 2022-05-31T18:41:49.94 0.3 undecidable manual S 288 42.624 50 -0.1 70
IV.SMA1.EHZ. 2022-05-31T18:41:47.92 0.6 undecidable manual S 156 35.5422 50 -0.22 46
IV.ATCC.EHZ. 2022-05-31T18:41:45.28 0.3 undecidable manual P 305 51.1155 50 -0.01 70
IV.MML1.EHZ. 2022-05-31T18:41:45.04 0.3 undecidable manual S 325 25.9518 109 -0.24 70
IV.FOSV.EHZ. 2022-05-31T18:41:45.54 0.3 undecidable manual P 322 52.3032 50 0.06 70
IV.MF5.EHZ. 2022-05-31T18:41:45.45 0.3 undecidable manual S 74 25.5522 109 0.31 69
IV.CING.HHZ. 2022-05-31T18:41:45.35 0.3 undecidable manual P 3 50.3163 50 0.17 68
IV.MTRA.HNZ. 2022-05-31T18:41:45.22 0.6 undecidable manual S 133 26.751 109 -0.33 46
IV.PF6.EHZ. 2022-05-31T18:41:44.26 0.3 undecidable manual S 7 24.0537 111 -0.38 68
IV.TERO.HHZ. 2022-05-31T18:41:44.85 0.3 undecidable manual P 132 49.3173 50 -0.17 68
IV.CESI.HHZ. 2022-05-31T18:41:44.20 0.3 undecidable manual S 294 22.4553 112 0.06 73
IV.CSP1.EHZ. 2022-05-31T18:41:43.03 0.6 undecidable manual S 11 19.0698 115 -0.04 49
IV.ASSB.HHZ. 2022-05-31T18:41:43.87 0.1 undecidable manual P 288 42.624 50 -0.13 93
IV.GUMA.HHZ. 2022-05-31T18:41:43.91 0.1 undecidable manual S 43 21.1677 113 0.19 95
IV.SMA1.EHZ. 2022-05-31T18:41:42.83 0.3 undecidable manual P 156 35.5422 50 -0.07 71
IV.MMO1.EHZ. 2022-05-31T18:41:41.47 0.3 undecidable manual S 101 13.9749 123 -0.04 75
IT.MTCL.HGZ. 2022-05-31T18:41:41.90 0.6 undecidable manual S 301 15.0738 121 0.06 49
IV.MTRA.HNZ. 2022-05-31T18:41:41.26 0.1 undecidable manual P 133 26.751 109 -0.15 95
IV.MML1.EHZ. 2022-05-31T18:41:41.16 0.3 undecidable manual P 325 25.9518 109 -0.09 72
IV.MF5.EHZ. 2022-05-31T18:41:41.44 0.3 undecidable manual P 74 25.5522 109 0.27 70
IV.FDMO.HHZ. 2022-05-31T18:41:41.28 0.3 undecidable manual S 336 13.7751 123 -0.19 73
IV.GUMA.HHZ. 2022-05-31T18:41:40.46 0.3 undecidable manual P 43 21.1677 113 0.12 73
IV.PF6.EHZ. 2022-05-31T18:41:40.68 0.1 undecidable manual P 7 24.0537 111 -0.2 95
IV.CESI.HHZ. 2022-05-31T18:41:40.76 0.1 positive manual P 294 22.4553 112 0.17 96
7F.SIB1.EHZ. 2022-05-31T18:41:40.29 0.6 undecidable manual S 109 9.6792 133 -0.03 50
7F.SIB2.EHZ. 2022-05-31T18:41:40.81 0.1 undecidable manual S 107 12.3765 126 -0.24 96
IV.NRCA.HHZ. 2022-05-31T18:41:40.67 0.6 undecidable manual S 200 10.5783 130 0.12 49
7F.SIB3.EHZ. 2022-05-31T18:41:40.47 0.3 undecidable manual S 120 10.5783 130 -0.09 74
IV.FDMO.HHZ. 2022-05-31T18:41:39.08 0.1 undecidable manual P 336 13.7751 123 0.03 100
IV.MMO1.EHZ. 2022-05-31T18:41:39.19 0.1 positive manual P 101 13.9749 123 0.11 98
IT.MTCL.HGZ. 2022-05-31T18:41:39.35 0.1 undecidable manual P 301 15.0738 121 0.09 98
IV.CSP1.EHZ. 2022-05-31T18:41:39.98 0.3 undecidable manual P 11 19.0698 115 0 75
IV.NRCA.HHZ. 2022-05-31T18:41:38.86 0.3 undecidable manual P 200 10.5783 130 0.34 71
IV.MC2.EHZ. 2022-05-31T18:41:38.86 0.1 undecidable manual S 117 2.7972 163 -0.16 99
7F.SIB3.EHZ. 2022-05-31T18:41:38.57 0.1 undecidable manual P 120 10.5783 130 0.05 100
7F.SIB1.EHZ. 2022-05-31T18:41:38.48 0.1 undecidable manual P 109 9.6792 133 0.09 99
7F.SIB2.EHZ. 2022-05-31T18:41:38.84 0.1 undecidable manual P 107 12.3765 126 0.04 100
IV.MC2.EHZ. 2022-05-31T18:41:37.80 0.1 undecidable manual P 117 2.7972 163 0.16 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHN. ML:1.4 0.0002915 0.14 AML other m 2022-05-31T18:41:41.59
IV.FDMO.HHE. ML:1.4 0.0002505 0.2 AML other m 2022-05-31T18:41:41.52
IV.MMO1.EHE. ML:1.5 0.000331 0.12 AML other m 2022-05-31T18:41:41.52
IV.NRCA.HHE. ML:1.5 0.0003785 0.14 AML other m 2022-05-31T18:41:41.71
IV.MMO1.EHN. ML:1.2 0.000164 0.26 AML other m 2022-05-31T18:41:41.96
IV.NRCA.HHN. ML:1.3 0.0002605 0.4 AML other m 2022-05-31T18:41:42.74
IV.CSP1.EHN. ML:1.5 0.00023750000000000003 0.26 AML other m 2022-05-31T18:41:43.29
IV.GUMA.HHE. ML:1.8 0.00040100000000000004 0.18 AML other m 2022-05-31T18:41:44.29
IV.CSP1.EHE. ML:1.4 0.00020400000000000003 1 AML other m 2022-05-31T18:41:44.30
IV.CESI.HHE. ML:1.0 0.00006565 0.6 AML other m 2022-05-31T18:41:44.56
IV.GUMA.HHN. ML:1.8 0.0004595 0.6 AML other m 2022-05-31T18:41:44.29
IV.MML1.EHN. ML:1.0 0.00005535 0.68 AML other m 2022-05-31T18:41:45.60
IV.MML1.EHE. ML:1.0 0.00005535 0.14 AML other m 2022-05-31T18:41:45.51
IV.CESI.HHN. ML:1.0 0.00007264999999999999 0.64 AML other m 2022-05-31T18:41:46.40
IV.ASSB.HHN. ML:1.0 0.0000328 0.98 AML other m 2022-05-31T18:41:50.58
IV.ASSB.HHE. ML:1.0 0.000033549999999999996 1.5 AML other m 2022-05-31T18:41:51.79
IV.TERO.HHE. ML:1.0 0.00002325 0.26 AML other m 2022-05-31T18:41:52.16
IV.TERO.HHN. ML:1.2 0.0000473 0.28 AML other m 2022-05-31T18:41:52.44
IV.CING.HHE. ML:0.9 0.000022100000000000002 1.04 AML other m 2022-05-31T18:41:54.45
IV.CING.HHN. ML:0.8 0.00001695 0.64 AML other m 2022-05-31T18:41:56.17
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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