Earthquake with magnitude of ML 1.1 on date 04-05-2022 and time 08:19:11 (UTC) in region 6 km E Norcia (PG)

A magnitude ML 1.1 earthquake occured in region: 6 km E Norcia (PG), on

  • 04-05-2022 08:19:11 (UTC)
  • 04-05-2022 10:19:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7910, 13.1620 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 6 4957 4957
Arquata del Tronto AP 11 1178 6135
Castelsantangelo sul Nera MC 12 281 6416
Accumoli RI 13 667 7083
Preci PG 14 724 7807
Cascia PG 15 3217 11024
Montegallo AP 15 523 11547
Visso MC 17 1107 12654
Ussita MC 17 444 13098
Montemonaco AP 18 604 13702
Cittareale RI 19 482 14184

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km E of Foligno (57155 inhabitants)
47 Km W of Teramo (54892 inhabitants)
49 Km NE of Terni (111501 inhabitants)
53 Km NW of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
87 Km W of Montesilvano (53738 inhabitants)
94 Km W of Pescara (121014 inhabitants)
95 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km NW of Chieti (51815 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
96 Km SW of Ancona (100861 inhabitants)
97 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
Bulletin
Rev1000
ML 1.1 2022-05-04
08:19:11
42.7912 13.1615 11 2023-01-31
19:03:09
Bollettino Sismico Italiano INGV 104268301
Reviewed
Rev100
ML 1.2 2022-05-04
08:19:11
42.7933 13.1398 11 2022-05-04
08:26:19
Sala Sismica INGV-Roma 104163711
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-05-04 08:19:11 ± 0.06
Latitude 42.7912 ± 0.0036
Longitude 13.1615 ± 0.0061
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 104268301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 495
Semi-minor axis of confidence ellipse (meter) 428
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 89
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
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 48
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36602
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 13
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.4
Num. used stations 16
Type of magnitude ML
Reference to an origin 104163711
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-05-04 08:26:19

ML:1.1

Field Value
Value 1.1
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 104268301
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-08-31 09:59:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ECTS.HHZ. 2022-05-04T08:21:33.94 3.0 undecidable manual Sg 11.91 0
TV.SU26.HHZ. 2022-05-04T08:21:26.18 3.0 undecidable manual Sn -0.78 0
IV.BAG8.HNZ. 2022-05-04T08:20:54.47 3.0 undecidable manual Sn 4.32 0
IV.GRIS.EHZ. 2022-05-04T08:20:38.91 3.0 undecidable manual Sn -5.92 0
IV.ISPIC.EHZ. 2022-05-04T08:20:36.15 3.0 positive manual Pn -1.47 0
1J.FX12.HHZ.00 2022-05-04T08:20:32.12 3.0 positive manual Pg 9.64 0
IV.CAVT.HHZ. 2022-05-04T08:20:32.51 3.0 negative manual Pg 8.2 0
GU.GSCL.HHZ. 2022-05-04T08:20:29.03 3.0 undecidable manual Sg 6.08 0
GU.PZZ.HHZ. 2022-05-04T08:20:23.41 3.0 positive manual Pn 1.6 0
GU.TRAV.HHZ. 2022-05-04T08:20:20.68 3.0 undecidable manual Pn -1.4 0
GU.RNCA.HHZ. 2022-05-04T08:20:20.48 3.0 undecidable manual Pg 15.61 0
IV.TDS.HHZ. 2022-05-04T08:20:17.48 3.0 undecidable manual Pg 11.38 0
CH.MUGIO.HHZ. 2022-05-04T08:20:15.24 3.0 undecidable manual Pn -0.31 0
IV.CSNT.HHZ. 2022-05-04T08:20:02.31 3.0 undecidable manual Sn 0.88 0
GE.MATE.HHZ. 2022-05-04T08:19:56.23 3.0 negative manual Pn -2.09 0
IV.RIBO.EHZ.01 2022-05-04T08:19:45.91 3.0 undecidable manual Pg 7.21 0
IV.RNI2.HHZ. 2022-05-04T08:19:45.60 3.0 undecidable manual S -2.07 0
IV.PE3.EHZ. 2022-05-04T08:19:31.92 3.0 positive manual P 1.75 0
IV.LAV9.HNZ. 2022-05-04T08:19:30.99 3.0 undecidable manual P -0.04 0
IV.RNI2.HHZ. 2022-05-04T08:19:28.40 3.0 undecidable manual P -1.93 0
IV.CSP1.EHZ. 2022-05-04T08:19:23.33 0.6 undecidable manual S 6 33.5442 50 0.31 46
IV.CESI.HHZ. 2022-05-04T08:19:22.46 0.6 undecidable manual S 319 31.6461 50 -0.04 48
IV.FAGN.HHZ. 2022-05-04T08:19:21.56 3.0 positive manual P 2.91 0
IV.ARVD.HHZ. 2022-05-04T08:19:21.06 3.0 positive manual P -3.42 0
IV.FDMO.HHZ. 2022-05-04T08:19:21.36 0.3 undecidable manual S 348 27.8499 50 -0.14 71
IV.LNSS.HHZ. 2022-05-04T08:19:20.37 0.3 undecidable manual S 205 23.0547 50 0.14 72
IV.GAVE.EHZ. 2022-05-04T08:19:20.43 0.6 undecidable manual S 243 24.3534 50 -0.14 48
IV.TERO.HHZ. 2022-05-04T08:19:19.44 0.6 undecidable manual P 117 40.626 50 0.2 46
IV.MTRA.EHE. 2022-05-04T08:19:19.00 0.6 undecidable manual S 101 19.4694 119 -0.2 48
7F.SIB1.EHE. 2022-05-04T08:19:18.01 0.6 undecidable manual S 37 14.4744 126 0.28 47
IV.MMO1.EHZ. 2022-05-04T08:19:18.13 0.3 undecidable manual S 48 18.0708 120 -0.62 64
IV.CSP1.EHZ. 2022-05-04T08:19:18.25 0.1 undecidable manual P 6 33.5442 50 0.1 95
IV.VCEL.EHZ. 2022-05-04T08:19:18.14 3.0 positive manual P 0.33 0
7F.SIB2.EHE. 2022-05-04T08:19:18.15 0.6 undecidable manual S 46 16.0728 123 -0.02 50
IV.CESI.HHZ. 2022-05-04T08:19:17.90 0.3 undecidable manual P 319 31.6461 50 0.05 72
7F.SIB3.EHN. 2022-05-04T08:19:17.13 0.6 undecidable manual S 43 12.876 130 -0.14 49
IV.MC2.EHZ. 2022-05-04T08:19:17.89 0.3 undecidable manual S 9 13.5753 128 0.43 69
IV.GAVE.EHZ. 2022-05-04T08:19:16.74 0.1 undecidable manual P 243 24.3534 50 0 99
IV.FDMO.HHZ. 2022-05-04T08:19:16.80 0.1 undecidable manual P 348 27.8499 50 -0.47 89
IV.MTRA.EHE. 2022-05-04T08:19:16.02 0.3 undecidable manual P 101 19.4694 119 0.07 74
IV.LNSS.HHZ. 2022-05-04T08:19:16.50 0.1 undecidable manual P 205 23.0547 50 -0.04 98
IV.MC2.EHZ. 2022-05-04T08:19:15.25 0.1 undecidable manual P 9 13.5753 128 0.31 94
7F.SIB1.EHE. 2022-05-04T08:19:15.31 0.1 undecidable manual P 37 14.4744 126 0.22 96
IV.MMO1.EHZ. 2022-05-04T08:19:15.47 0.1 undecidable manual P 48 18.0708 120 -0.22 96
7F.SIB2.EHE. 2022-05-04T08:19:15.40 0.1 undecidable manual P 46 16.0728 123 0.05 99
IV.NRCA.HHZ. 2022-05-04T08:19:15.34 0.3 undecidable manual S 321 6.0939 150 -0.4 70
IV.NRCA.HHZ. 2022-05-04T08:19:14.04 0.1 undecidable manual P 321 6.0939 150 0.09 100
7F.SIB3.EHN. 2022-05-04T08:19:14.93 0.1 undecidable manual P 43 12.876 130 0.1 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.3 0.0002845 0.14 AML other m 2022-05-04T08:19:15.57
IV.NRCA.HHE. ML:1.3 0.00031000000000000005 0.1 AML other m 2022-05-04T08:19:15.52
IV.LNSS.HHE. ML:1.1 0.0000785 0.26 AML other m 2022-05-04T08:19:20.59
IV.LNSS.HHN. ML:1.2 0.00008865 0.22 AML other m 2022-05-04T08:19:20.62
IV.GAVE.EHE. ML:1.0 0.0000626 1 AML other m 2022-05-04T08:19:21.74
IV.GAVE.EHN. ML:0.9 0.0000482 0.14 AML other m 2022-05-04T08:19:21.31
IV.FDMO.HHE. ML:0.5 0.00001285 0.38 AML other m 2022-05-04T08:19:22.14
IV.FDMO.HHN. ML:0.5 0.00001535 0.22 AML other m 2022-05-04T08:19:22.15
IV.VCEL.EHN. ML:1.4 0.0000466 0.84 AML other m 2022-05-04T08:19:23.82
IV.VCEL.EHE. ML:1.7 0.0000761 0.06 AML other m 2022-05-04T08:19:23.71
IV.ARRO.EHE. ML:0.9 0.00002685 0.22 AML other m 2022-05-04T08:19:32.71
IV.ARRO.EHN. ML:1.1 0.0000444 0.1 AML other m 2022-05-04T08:19:41.59
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