Earthquake with magnitude of ML 0.8 on date 13-04-2022 and time 06:07:50 (Italy) in region 3 km N Norcia (PG)

A magnitude ML 0.8 earthquake occured in region: 3 km N Norcia (PG), on

  • 13-04-2022 04:07:50 (UTC)
  • 13-04-2022 06:07:50 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8190, 13.1030 at 11 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
Norcia PG 3 4957 4957
Preci PG 9 724 5681
Castelsantangelo sul Nera MC 10 281 5962
Visso MC 13 1107 7069
Cascia PG 13 3217 10286
Ussita MC 14 444 10730
Cerreto di Spoleto PG 15 1075 11805
Sellano PG 16 1079 12884
Arquata del Tronto AP 17 1178 14062
Poggiodomo PG 18 117 14179
Accumoli RI 18 667 14846
Montegallo AP 19 523 15369

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
47 Km NE of Terni (111501 inhabitants)
52 Km W of Teramo (54892 inhabitants)
57 Km NW of L'Aquila (69753 inhabitants)
66 Km E of Perugia (166134 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
95 Km SW of Ancona (100861 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
98 Km N of Tivoli (56533 inhabitants)
99 Km W 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
Bulletin
Rev1000
ML 0.8 2022-04-13
04:07:50
42.819 13.1032 11 2022-07-08
12:33:44
Bollettino Sismico Italiano INGV 103192121
Reviewed
Rev100
ML 0.8 2022-04-13
04:07:50
42.8197 13.1063 11 2022-04-13
05:08:42
Sala Sismica INGV-Roma 103146191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-13 04:07:50 ± 0.04
Latitude 42.8190 ± 0.0018
Longitude 13.1032 ± 0.0025
Depth (km) 11 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 103192121

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 250
Semi-minor axis of confidence ellipse (meter) 190
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 242
Circular confidence region, given by single value of horizontal uncertainty (meter) 250.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 25
Number of defining phases 25
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) 0.01709
Epicentral distance of station farthest from the epicenter (degree) 0.41639
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 103192121
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-04-14 09:52:53

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 103146191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-13 05:08:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2022-04-13T04:08:05.66 0.6 undecidable manual S 118 46.2204 90 0.05 46
IV.CSP1.EHZ. 2022-04-13T04:08:01.72 0.6 undecidable manual S 15 31.3464 90 0.08 47
IV.CESI.HHZ. 2022-04-13T04:08:00.08 0.1 undecidable manual S 322 26.1516 90 -0.17 92
IV.SMA1.EHZ. 2022-04-13T04:08:00.83 0.6 undecidable manual S 138 28.1496 90 0.05 48
IV.TERO.HHZ. 2022-04-13T04:07:59.32 0.1 undecidable manual P 118 46.2204 90 -0.03 92
IV.GAVE.HNE. 2022-04-13T04:07:59.31 0.6 undecidable manual S 231 22.0668 90 0.16 48
IV.LNSS.HHZ. 2022-04-13T04:07:59.98 0.6 undecidable manual S 192 24.5532 90 0.18 47
IV.MMO1.EHZ. 2022-04-13T04:07:58.77 0.6 undecidable manual S 64 20.2686 90 0.1 47
7F.SIB2.EHZ. 2022-04-13T04:07:57.75 0.1 undecidable manual S 64 18.1707 90 -0.36 91
IV.MC2.EHZ. 2022-04-13T04:07:57.04 0.6 undecidable manual S 34 12.3765 105 0.46 45
7F.SIB3.EHZ. 2022-04-13T04:07:57.07 0.6 undecidable manual S 65 14.9739 90 -0.17 48
7F.SIB1.EHN. 2022-04-13T04:07:57.61 0.1 undecidable manual S 58 15.9729 90 0.09 96
IV.CSP1.EHZ. 2022-04-13T04:07:57.00 0.1 undecidable manual P 15 31.3464 90 -0.06 94
IV.CESI.HHZ. 2022-04-13T04:07:56.15 0.1 undecidable manual P 322 26.1516 90 -0.11 93
IV.SMA1.EHZ. 2022-04-13T04:07:56.57 0.1 undecidable manual P 138 28.1496 90 0 96
IV.LNSS.HHZ. 2022-04-13T04:07:55.82 0.1 undecidable manual P 192 24.5532 90 -0.18 92
IV.MMO1.EHZ. 2022-04-13T04:07:55.31 0.1 undecidable manual P 64 20.2686 90 -0.03 97
IV.GAVE.HNE. 2022-04-13T04:07:55.68 0.3 undecidable manual P 231 22.0668 90 0.05 72
IV.NRCA.HHN. 2022-04-13T04:07:54.75 0.1 undecidable manual S 29 1.8981 168 0.05 100
7F.SIB1.EHN. 2022-04-13T04:07:54.73 0.1 undecidable manual P 58 15.9729 90 0.05 97
7F.SIB2.EHZ. 2022-04-13T04:07:54.84 0.1 undecidable manual P 64 18.1707 90 -0.18 94
IV.FEMA.HNE. 2022-04-13T04:07:54.96 0.3 undecidable manual P 345 16.4724 90 0.2 71
IV.MC2.EHZ. 2022-04-13T04:07:54.31 0.1 undecidable manual P 34 12.3765 105 0.17 95
7F.SIB3.EHZ. 2022-04-13T04:07:54.39 0.1 undecidable manual P 65 14.9739 90 -0.13 96
IV.NRCA.HHN. 2022-04-13T04:07:53.22 0.1 undecidable manual P 29 1.8981 168 0.16 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MC2.EHE. ML:0.9 0.000083005895 0.24 AML other m 2022-04-13T04:07:58.10
IV.MC2.EHN. ML:1.0 0.000106038355 0.2208 AML other m 2022-04-13T04:07:58.76
IV.LNSS.HHE. ML:0.6 0.000027450000000000003 0.42 AML other m 2022-04-13T04:08:00.48
IV.LNSS.HHN. ML:0.7 0.0000317 0.12 AML other m 2022-04-13T04:08:00.52
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