Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 24-01-2022 and time 11:56:53 (UTC) in region 2 km NW Norcia (PG)

A magnitude ML 1.4 earthquake occured in region: 2 km NW Norcia (PG), on

  • 24-01-2022 11:56:53 (UTC)
  • 24-01-2022 12:56:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8080, 13.0830 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

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 2 4957 4957
Preci PG 9 724 5681
Castelsantangelo sul Nera MC 11 281 5962
Cascia PG 11 3217 9179
Cerreto di Spoleto PG 14 1075 10254
Visso MC 14 1107 11361
Sellano PG 16 1079 12440
Ussita MC 16 444 12884
Poggiodomo PG 16 117 13001
Arquata del Tronto AP 18 1178 14179
Accumoli RI 18 667 14846
Vallo di Nera PG 19 364 15210

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Foligno (57155 inhabitants)
45 Km NE of Terni (111501 inhabitants)
53 Km W of Teramo (54892 inhabitants)
57 Km NW of L'Aquila (69753 inhabitants)
66 Km SE of Perugia (166134 inhabitants)
91 Km E of Viterbo (67173 inhabitants)
93 Km W of Montesilvano (53738 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
97 Km N of Tivoli (56533 inhabitants)
97 Km SW of Ancona (100861 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 1.4 2022-01-24
11:56:53		 42.8082 13.0833 10 2022-01-24
12:07:13		 Sala Sismica INGV-Roma 100128561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-24 11:56:53 ± 0.07
Latitude 42.8082 ± 0.0036
Longitude 13.0833 ± 0.0049
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 100128561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 450
Semi-minor axis of confidence ellipse (meter) 362
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 118
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.03417
Epicentral distance of station farthest from the epicenter (degree) 0.52071
Number of stations at which the event was observed 15
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 29
Type of magnitude ML
Reference to an origin 100128561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-24 12:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2022-01-24T11:57:12.03 1.0 undecidable manual S 1 57.7977 50 0.55 20
IV.MF5.EHZ. 2022-01-24T11:57:06.55 0.3 undecidable manual S 57 36.5412 50 0.77 59
IV.RM33.EHZ. 2022-01-24T11:57:05.20 0.3 undecidable manual S 162 34.8429 50 -0.15 70
IV.MML1.EHZ. 2022-01-24T11:57:05.31 0.3 undecidable manual S 345 35.0427 50 -0.09 71
IV.GUMA.HHZ. 2022-01-24T11:57:05.87 0.3 undecidable manual S 36 34.8429 50 0.52 65
IV.CSP1.EHZ. 2022-01-24T11:57:04.74 0.1 undecidable manual S 17 32.9448 50 -0.1 95
IV.EL6.EHZ. 2022-01-24T11:57:03.73 0.6 negative manual P 1 57.7977 50 -0.08 46
IV.FDMO.HHZ. 2022-01-24T11:57:02.37 0.1 undecidable manual S 1 25.3524 111 -0.4 91
IV.CESI.HHZ. 2022-01-24T11:57:02.77 0.1 undecidable manual S 326 26.2515 50 -0.27 93
IV.MTRA.EHZ. 2022-01-24T11:57:02.80 0.3 undecidable manual S 103 26.1516 50 -0.22 71
IV.TERO.HHZ. 2022-01-24T11:57:01.90 0.6 undecidable manual P 116 47.1195 50 -0.26 45
IV.ASSB.HHZ. 2022-01-24T11:57:01.88 1.0 undecidable manual P 307 43.2234 50 0.32 22
IV.GAVE.EHZ. 2022-01-24T11:57:01.30 0.1 undecidable manual S 230 20.0688 116 0.19 96
IV.MMO1.EHZ. 2022-01-24T11:57:01.44 0.1 undecidable manual S 63 22.2555 114 -0.34 92
IV.MF5.EHZ. 2022-01-24T11:57:00.85 0.3 negative manual P 57 36.5412 50 0.33 68
IV.RM33.EHZ. 2022-01-24T11:57:00.07 1.0 undecidable manual P 162 34.8429 50 -0.2 23
IV.MML1.EHZ. 2022-01-24T11:57:00.27 0.6 undecidable manual P 345 35.0427 50 -0.03 48
IV.GUMA.HHZ. 2022-01-24T11:57:00.37 0.3 positive manual P 36 34.8429 50 0.1 71
IV.CSP1.EHZ. 2022-01-24T11:56:59.85 0.1 undecidable manual P 17 32.9448 50 -0.13 95
IV.MC2.EHZ. 2022-01-24T11:56:59.67 0.1 undecidable manual S 37 14.2746 125 0.29 94
IV.MMO1.EHZ. 2022-01-24T11:56:58.06 0.1 undecidable manual P 63 22.2555 114 -0.15 96
IV.FDMO.HHZ. 2022-01-24T11:56:58.70 1.0 positive manual P 1 25.3524 111 -0.08 24
IV.CESI.HHZ. 2022-01-24T11:56:58.88 0.6 positive manual P 326 26.2515 50 -0.06 49
IV.MTRA.EHZ. 2022-01-24T11:56:58.64 0.1 undecidable manual P 103 26.1516 50 -0.28 93
IV.MC2.EHZ. 2022-01-24T11:56:57.09 0.1 undecidable manual P 37 14.2746 125 0.27 95
IV.GAVE.EHZ. 2022-01-24T11:56:57.95 0.1 positive manual P 230 20.0688 116 0.13 97
IV.NRCA.HHZ. 2022-01-24T11:56:56.91 0.1 undecidable manual S 42 3.7962 159 -0.11 100
IV.NRCA.HHZ. 2022-01-24T11:56:55.63 0.1 undecidable manual P 42 3.7962 159 0.17 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MC2.EHN. ML:1.9 0.0008734999999999999 0.24 AML other m 2022-01-24T11:57:00.77
IV.MC2.EHE. ML:1.9 0.0007957847 0.1984 AML other m 2022-01-24T11:57:00.87
IV.GAVE.EHE. ML:1.5 0.00023843225000000001 0.2624 AML other m 2022-01-24T11:57:01.37
IV.MMO1.EHE. ML:1.6 0.0002475 0.12 AML other m 2022-01-24T11:57:01.74
IV.GAVE.EHN. ML:1.5 0.00021050000000000002 0.14 AML other m 2022-01-24T11:57:01.85
IV.MMO1.EHN. ML:1.4 0.00015729045 0.2432 AML other m 2022-01-24T11:57:01.66
IV.CESI.HHN. ML:1.4 0.0001265 0.14 AML other m 2022-01-24T11:57:03.03
IV.FDMO.HHE. ML:1.3 0.00010680768999999998 0.16 AML other m 2022-01-24T11:57:02.64
IV.FDMO.HHN. ML:1.2 0.00009510759 0.16 AML other m 2022-01-24T11:57:03.03
IV.MTRA.EHN. ML:1.2 0.0000837859 0.1792 AML other m 2022-01-24T11:57:03.27
IV.MTRA.EHE. ML:1.2 0.00008743584500000002 0.1344 AML other m 2022-01-24T11:57:03.56
IV.CSP1.EHE. ML:1.6 0.00019628655 0.16 AML other m 2022-01-24T11:57:05.56
IV.CSP1.EHN. ML:1.7 0.00024237895000000001 0.16 AML other m 2022-01-24T11:57:05.70
IV.CESI.HHE. ML:1.0 0.00005880912 0.1408 AML other m 2022-01-24T11:57:02.87
IV.NRCA.HHE. ML:1.7 0.0008917304 0.16 AML other m 2022-01-24T11:56:57.89
IV.NRCA.HHN. ML:2.0 0.0019861445 0.1024 AML other m 2022-01-24T11:56:57.01
IV.NRCA.HNE. ML:1.7 0.0008359697999999999 0.16 AML other m 2022-01-24T11:56:57.89
IV.NRCA.HNN. ML:2.0 0.00185547 0.0832 AML other m 2022-01-24T11:56:57.00
IV.GAVE.HNE. ML:1.5 0.0002156515 0.128 AML other m 2022-01-24T11:57:01.36
IV.MTRA.HNE. ML:1.3 0.000115278225 0.2112 AML other m 2022-01-24T11:57:04.17
IV.CESI.HNN. ML:1.5 0.0001643241 0.3392 AML other m 2022-01-24T11:57:03.04
IV.RM33.EHE. ML:1.0 0.00003753194 0.1408 AML other m 2022-01-24T11:57:06.62
IV.RM33.EHN. ML:1.0 0.000043375935 0.0768 AML other m 2022-01-24T11:57:05.93
IV.MML1.EHE. ML:1.1 0.000055135224999999995 0.16 AML other m 2022-01-24T11:57:06.27
IV.MML1.EHN. ML:1.2 0.00007124364 0.1216 AML other m 2022-01-24T11:57:05.79
IV.GUMA.HNE. ML:1.6 0.000157843 0.512 AML other m 2022-01-24T11:57:07.91
IV.GUMA.HHE. ML:1.5 0.000120071965 0.32 AML other m 2022-01-24T11:57:08.62
IV.GUMA.HHN. ML:1.6 0.0001675472 0.2624 AML other m 2022-01-24T11:57:07.04
IV.TERO.HHE. ML:1.0 0.000031759940000000003 0.3392 AML other m 2022-01-24T11:57:09.22
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