Earthquake with magnitude of ML 0.6 on date 04-04-2022 and time 03:49:59 (UTC) in region 7 km E Norcia (PG)

A magnitude ML 0.6 earthquake occured in region: 7 km E Norcia (PG), on

  • 04-04-2022 03:49:59 (UTC)
  • 04-04-2022 05:49:59 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7970, 13.1750 at 10 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
Norcia PG 7 4957 4957
Arquata del Tronto AP 10 1178 6135
Castelsantangelo sul Nera MC 11 281 6416
Accumoli RI 13 667 7083
Montegallo AP 14 523 7606
Preci PG 14 724 8330
Cascia PG 16 3217 11547
Visso MC 17 1107 12654
Ussita MC 17 444 13098
Montemonaco AP 17 604 13702
Acquasanta Terme AP 19 2916 16618
Cittareale RI 20 482 17100

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
46 Km W of Teramo (54892 inhabitants)
50 Km NE of Terni (111501 inhabitants)
53 Km NW of L'Aquila (69753 inhabitants)
73 Km E of Perugia (166134 inhabitants)
86 Km W of Montesilvano (53738 inhabitants)
93 Km W of Pescara (121014 inhabitants)
95 Km NW of Chieti (51815 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
96 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km E of Viterbo (67173 inhabitants)
98 Km NE of Tivoli (56533 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 2022-04-04
03:49:59
42.7968 13.1752 10 2022-04-04
03:58:20
Sala Sismica INGV-Roma 102754001
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-04 03:49:59 ± 0.04
Latitude 42.7968 ± 0.0027
Longitude 13.1752 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 102754001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 333
Semi-minor axis of confidence ellipse (meter) 198
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 84
Circular confidence region, given by single value of horizontal uncertainty (meter) 330.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 102
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35973
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.6

Field Value
Value 0.6
Uncertainty 0.5
Num. used stations 13
Type of magnitude ML
Reference to an origin 102754001
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-04 03:58:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2022-04-04T03:50:25.54 3.0 undecidable manual S 0.27 0
IV.TERO.HHZ. 2022-04-04T03:50:12.97 0.3 undecidable manual S 119 39.9267 50 -0.16 70
IV.FRON.EHZ. 2022-04-04T03:50:12.90 3.0 positive manual P -0.58 0
IV.RM33.EHZ. 2022-04-04T03:50:11.02 0.3 undecidable manual S 174 32.0457 50 -0.01 73
IV.FDMO.HHZ. 2022-04-04T03:50:10.14 0.3 undecidable manual S 345 27.5502 50 0.32 69
IV.CESI.HHZ. 2022-04-04T03:50:10.85 0.3 undecidable manual S 316 31.8459 50 -0.13 71
IV.LNSS.HHZ. 2022-04-04T03:50:08.84 0.3 undecidable manual S 207 24.1536 112 0.03 74
IV.SMA1.EHZ. 2022-04-04T03:50:08.36 0.6 undecidable manual S 145 22.5552 114 0.05 49
IV.TERO.HHZ. 2022-04-04T03:50:07.23 0.3 undecidable manual P 119 39.9267 50 -0.24 69
IV.CESI.HHZ. 2022-04-04T03:50:06.15 0.1 undecidable manual P 316 31.8459 50 -0.08 96
IV.RM33.EHZ. 2022-04-04T03:50:06.39 0.3 undecidable manual P 174 32.0457 50 0.13 71
IV.MMO1.EHZ. 2022-04-04T03:50:06.41 0.3 undecidable manual S 47 16.7721 121 -0.1 74
7F.SIB2.EHZ. 2022-04-04T03:50:05.72 0.6 undecidable manual S 45 14.7741 124 -0.2 48
IV.MC2.EHZ. 2022-04-04T03:50:05.52 0.6 undecidable manual S 5 12.7761 128 0.17 49
IV.LNSS.HHZ. 2022-04-04T03:50:05.06 0.1 undecidable manual P 207 24.1536 112 0.08 97
7F.SIB1.EHN. 2022-04-04T03:50:05.42 0.6 undecidable manual S 35 13.2756 127 -0.09 49
IV.FDMO.HHZ. 2022-04-04T03:50:05.33 0.1 undecidable manual P 345 27.5502 50 -0.23 94
IV.SMA1.EHZ. 2022-04-04T03:50:04.69 0.1 undecidable manual P 145 22.5552 114 0 99
7F.SIB3.EHZ. 2022-04-04T03:50:04.66 0.6 undecidable manual S 42 11.5773 130 -0.38 47
IV.MMO1.EHZ. 2022-04-04T03:50:03.83 0.3 undecidable manual P 47 16.7721 121 0.18 72
7F.SIB1.EHN. 2022-04-04T03:50:03.18 0.1 undecidable manual P 35 13.2756 127 0.11 98
IV.NRCA.HHZ. 2022-04-04T03:50:03.48 0.1 undecidable manual S 309 6.3936 147 -0.36 95
7F.SIB2.EHZ. 2022-04-04T03:50:03.57 0.1 undecidable manual P 45 14.7741 124 0.26 95
IV.MC2.EHZ. 2022-04-04T03:50:03.24 0.1 undecidable manual P 5 12.7761 128 0.26 96
7F.SIB3.EHZ. 2022-04-04T03:50:02.86 0.1 undecidable manual P 42 11.5773 130 0.06 100
IV.NRCA.HHZ. 2022-04-04T03:50:02.20 0.1 undecidable manual P 309 6.3936 147 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HNE. ML:1.7 0.0008235 0.36 AML other m 2022-04-04T03:50:03.54
IV.NRCA.HNN. ML:1.6 0.0005995 0.12 AML other m 2022-04-04T03:50:03.54
IV.NRCA.HHN. ML:1.6 0.000675 0.12 AML other m 2022-04-04T03:50:03.54
IV.NRCA.HHE. ML:1.7 0.0008135 0.18 AML other m 2022-04-04T03:50:03.67
IV.MMO1.EHE. ML:0.2 0.000014787296 0.0832 AML other m 2022-04-04T03:50:07.29
IV.MMO1.EHN. ML:0.2 0.000016363181 0.08 AML other m 2022-04-04T03:50:07.20
IV.LNSS.HHE. ML:0.6 0.000026870000000000002 0.0992 AML other m 2022-04-04T03:50:09.18
IV.LNSS.HHN. ML:1.0 0.00005982874000000001 0.2624 AML other m 2022-04-04T03:50:09.11
IV.FDMO.HHE. ML:0.3 0.000009090568 0.1408 AML other m 2022-04-04T03:50:12.87
IV.FDMO.HHN. ML:0.3 0.000009202473 0.1792 AML other m 2022-04-04T03:50:11.68
IV.CESI.HHE. ML:0.5 0.000014362036 0.3008 AML other m 2022-04-04T03:50:11.31
IV.CESI.HHN. ML:0.7 0.000027299425000000003 0.2592 AML other m 2022-04-04T03:50:11.25
IV.RM33.EHN. ML:0.4 0.000009795668 0.16 AML other m 2022-04-04T03:50:11.24
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