Earthquake with magnitude of ML 0.9 on date 18-01-2022 and time 10:25:11 (Italy) in region 1 km N Norcia (PG)

A magnitude ML 0.9 earthquake occured in region: 1 km N Norcia (PG), on

  • 18-01-2022 09:25:11 (UTC)
  • 18-01-2022 10:25:11 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8030, 13.0960 at 11 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 1 4957 4957
Preci PG 10 724 5681
Castelsantangelo sul Nera MC 11 281 5962
Cascia PG 11 3217 9179
Visso MC 14 1107 10286
Cerreto di Spoleto PG 15 1075 11361
Ussita MC 16 444 11805
Poggiodomo PG 17 117 11922
Arquata del Tronto AP 17 1178 13100
Sellano PG 17 1079 14179
Accumoli RI 17 667 14846
Vallo di Nera PG 19 364 15210
Montegallo AP 20 523 15733

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Foligno (57155 inhabitants)
45 Km NE of Terni (111501 inhabitants)
52 Km W of Teramo (54892 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
67 Km SE of Perugia (166134 inhabitants)
92 Km E of Viterbo (67173 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
94 Km NE of Guidonia Montecelio (88673 inhabitants)
96 Km N of Tivoli (56533 inhabitants)
97 Km SW of Ancona (100861 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
Reviewed
Rev100
ML 0.9 2022-01-18
09:25:11
42.8028 13.0958 11 2022-01-18
09:31:58
Sala Sismica INGV-Roma 99900491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-18 09:25:11 ± 0.05
Latitude 42.8028 ± 0.0027
Longitude 13.0958 ± 0.0037
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 99900491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 256
Semi-minor axis of confidence ellipse (meter) 245
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 64
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 58
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 25
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.41459
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 13
Magnitude information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 99900491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-18 09:31:58
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIUL.HHZ. 2022-01-18T09:25:51.07 3.0 undecidable manual S -0.27 0
IV.LAV9.HNZ. 2022-01-18T09:25:33.22 3.0 negative manual P 0.54 0
IV.SRES.HHZ. 2022-01-18T09:25:27.73 3.0 positive manual P 2 0
IV.TERO.HHZ. 2022-01-18T09:25:26.38 0.6 undecidable manual S 116 46.0206 50 -0.25 46
IV.CSP1.EHZ. 2022-01-18T09:25:23.45 0.6 undecidable manual S 15 33.2445 50 0.22 47
IV.RM33.EHZ. 2022-01-18T09:25:23.79 3.0 undecidable manual S 0.09 0
IV.MML1.EHZ. 2022-01-18T09:25:23.94 0.6 undecidable manual S 344 35.9418 50 0 49
IV.SMA1.EHZ. 2022-01-18T09:25:22.17 0.6 undecidable manual S 134 27.3504 50 0.52 44
IV.MTRA.EHZ. 2022-01-18T09:25:21.00 0.6 undecidable manual S 102 25.0527 50 -0.04 50
IV.CESI.HHZ. 2022-01-18T09:25:21.76 0.3 undecidable manual S 325 27.2505 50 0.12 73
IV.TERO.HHZ. 2022-01-18T09:25:20.28 0.6 negative manual P 116 46.0206 50 -0.12 47
IV.FDMO.HHZ. 2022-01-18T09:25:20.95 0.6 undecidable manual S 358 25.9518 50 -0.33 47
IV.LNSS.HHZ. 2022-01-18T09:25:20.39 0.3 undecidable manual S 192 22.6551 50 -0.02 75
IV.MOMA.HHE. 2022-01-18T09:25:19.96 0.1 undecidable manual P 270 42.8238 50 0.05 96
IV.MMO1.EHZ. 2022-01-18T09:25:19.76 0.6 undecidable manual S 60 21.5673 50 -0.37 46
IV.GAVE.HNZ. 2022-01-18T09:25:19.77 0.6 undecidable manual S 233 20.5683 50 -0.07 50
IV.FEMA.HNZ. 2022-01-18T09:25:18.39 3.0 undecidable manual P 0
IV.CSP1.EHZ. 2022-01-18T09:25:18.46 1.0 undecidable manual P 15 33.2445 50 0.02 24
IV.MC2.EHZ. 2022-01-18T09:25:18.29 0.3 undecidable manual S 32 14.1747 128 0.16 74
IV.MML1.EHZ. 2022-01-18T09:25:18.62 1.0 positive manual P 344 35.9418 50 -0.23 23
IV.CESI.HHZ. 2022-01-18T09:25:17.59 0.1 positive manual P 325 27.2505 50 0.07 98
IV.SMA1.EHZ. 2022-01-18T09:25:17.62 0.6 negative manual P 134 27.3504 50 0.1 49
IV.FDMO.HHZ. 2022-01-18T09:25:17.30 0.6 positive manual P 358 25.9518 50 -0.01 50
IV.MTRA.EHZ. 2022-01-18T09:25:17.37 0.6 undecidable manual P 102 25.0527 50 0.2 48
IV.LNSS.HHZ. 2022-01-18T09:25:16.72 0.1 undecidable manual P 192 22.6551 50 -0.09 98
IV.MMO1.EHZ. 2022-01-18T09:25:16.62 1.0 undecidable manual P 60 21.5673 50 -0.02 25
IV.GAVE.HNZ. 2022-01-18T09:25:16.45 0.1 undecidable manual P 233 20.5683 50 -0.03 100
IV.MC2.EHZ. 2022-01-18T09:25:15.71 0.6 undecidable manual P 32 14.1747 128 0.22 49
IV.NRCA.HHZ. 2022-01-18T09:25:15.64 0.6 undecidable manual S 24 3.6963 161 -0.28 49
IV.FEMA.HNZ. 2022-01-18T09:25:15.86 3.0 undecidable manual S 0
IV.NRCA.HHZ. 2022-01-18T09:25:14.13 0.6 undecidable manual P 24 3.6963 161 -0.09 51
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:0.0 0.000048299999999999995 1.74 AML other m 2022-01-18T09:25:21.94
IV.CESI.HHE. ML:0.0 0.000033350000000000004 1.22 AML other m 2022-01-18T09:25:22.24
IV.MC2.EHE. ML:1.1 0.00011705493999999999 0.1792 AML other m 2022-01-18T09:25:19.60
IV.MC2.EHN. ML:1.0 0.000105219145 0.1408 AML other m 2022-01-18T09:25:19.90
IV.MMO1.EHE. ML:0.8 0.00003826682 0.2176 AML other m 2022-01-18T09:25:20.57
IV.MMO1.EHN. ML:0.6 0.0000269308225 0.1024 AML other m 2022-01-18T09:25:21.60
IV.MTRA.EHE. ML:0.8 0.00004233446 0.2368 AML other m 2022-01-18T09:25:21.85
IV.MTRA.EHN. ML:0.7 0.000030758350000000003 0.1344 AML other m 2022-01-18T09:25:21.51
IV.SMA1.EHE. ML:0.9 0.000039830320000000005 0.4992 AML other m 2022-01-18T09:25:25.15
IV.SMA1.EHN. ML:0.9 0.000037836175 0.1984 AML other m 2022-01-18T09:25:23.62
IV.CSP1.EHE. ML:1.0 0.000039921070000000004 0.224 AML other m 2022-01-18T09:25:24.22
IV.CSP1.EHN. ML:1.3 0.000085677575 6.9632 AML other m 2022-01-18T09:25:26.85
IV.MML1.EHE. ML:0.6 0.0000139844675 0.16 AML other m 2022-01-18T09:25:24.97
IV.MML1.EHN. ML:0.7 0.000021059875 0.1984 AML other m 2022-01-18T09:25:25.12
IV.TERO.HHE. ML:1.0 0.000028365660000000002 1.0816 AML other m 2022-01-18T09:25:26.99
IV.TERO.HHN. ML:0.8 0.00001794177 1.184 AML other m 2022-01-18T09:25:27.17
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