Earthquake with magnitude of ML 0.8 on date 18-01-2022 and time 09:01:24 (Italy) in region 5 km NE Norcia (PG)

A magnitude ML 0.8 earthquake occured in region: 5 km NE Norcia (PG), on

  • 18-01-2022 08:01:24 (UTC)
  • 18-01-2022 09:01:24 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8220, 13.1420 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 5 4957 4957
Castelsantangelo sul Nera MC 8 281 5238
Preci PG 11 724 5962
Visso MC 13 1107 7069
Ussita MC 14 444 7513
Arquata del Tronto AP 14 1178 8691
Cascia PG 16 3217 11908
Montegallo AP 16 523 12431
Accumoli RI 17 667 13098
Montemonaco AP 18 604 13702
Cerreto di Spoleto PG 18 1075 14777
Sellano PG 19 1079 15856

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
49 Km W of Teramo (54892 inhabitants)
50 Km NE of Terni (111501 inhabitants)
56 Km NW of L'Aquila (69753 inhabitants)
69 Km E of Perugia (166134 inhabitants)
89 Km W of Montesilvano (53738 inhabitants)
94 Km SW of Ancona (100861 inhabitants)
96 Km E of Viterbo (67173 inhabitants)
96 Km W of Pescara (121014 inhabitants)
97 Km NE of Guidonia Montecelio (88673 inhabitants)
99 Km NW of Chieti (51815 inhabitants)
99 Km N 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 0.8 2022-01-18
08:01:24
42.8218 13.1422 11 2022-01-18
08:07:56
Sala Sismica INGV-Roma 99899191
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-18 08:01:24 ± 0.04
Latitude 42.8218 ± 0.0027
Longitude 13.1422 ± 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 99899191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 336
Semi-minor axis of confidence ellipse (meter) 225
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 66
Circular confidence region, given by single value of horizontal uncertainty (meter) 340.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 65
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.02338
Epicentral distance of station farthest from the epicenter (degree) 0.39300
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 12
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 99899191
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-18 08:07:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2022-01-18T08:01:39.03 0.3 undecidable manual S 120 43.623 50 -0.04 71
IV.MML1.EHZ. 2022-01-18T08:01:36.95 0.3 undecidable manual S 337 35.1426 50 0.13 71
IV.CSP1.EHZ. 2022-01-18T08:01:35.83 0.3 undecidable manual S 10 30.3474 50 0.3 69
IV.GAVE.EHE. 2022-01-18T08:01:34.09 0.6 undecidable manual S 235 24.753 50 0.05 49
IV.SMA1.EHE. 2022-01-18T08:01:34.28 0.1 undecidable manual S 143 26.4513 50 -0.2 94
IV.LNSS.HHZ. 2022-01-18T08:01:34.33 0.3 undecidable manual S 199 25.6521 50 0.05 73
IV.CESI.HHZ. 2022-01-18T08:01:34.41 0.3 undecidable manual S 317 28.0497 50 -0.49 66
IV.TERO.HHZ. 2022-01-18T08:01:33.17 0.3 undecidable manual P 120 43.623 50 0.07 70
IV.FDMO.HHZ. 2022-01-18T08:01:33.79 0.3 undecidable manual S 349 24.2535 50 -0.1 72
IV.FEMA.HNZ. 2022-01-18T08:01:31.80 0.3 undecidable manual S 334 17.2716 122 -0.23 72
IV.CSP1.EHZ. 2022-01-18T08:01:31.08 0.1 undecidable manual P 10 30.3474 50 0.03 97
IV.MML1.EHZ. 2022-01-18T08:01:31.84 1.0 positive manual P 337 35.1426 50 0.05 24
IV.MMO1.EHN. 2022-01-18T08:01:31.76 0.3 undecidable manual S 60 17.2716 122 -0.28 71
IV.FDMO.HHZ. 2022-01-18T08:01:30.05 0.3 negative manual P 349 24.2535 50 -0.05 73
IV.LNSS.HHZ. 2022-01-18T08:01:30.40 0.1 undecidable manual P 199 25.6521 50 0.07 97
IV.CESI.HHZ. 2022-01-18T08:01:30.75 0.6 undecidable manual P 317 28.0497 50 0.06 48
IV.MC2.EHZ. 2022-01-18T08:01:30.47 0.3 undecidable manual S 21 10.6782 136 0.24 72
IV.GAVE.EHE. 2022-01-18T08:01:30.29 0.1 undecidable manual P 235 24.753 50 0.1 97
IV.SMA1.EHE. 2022-01-18T08:01:30.46 0.1 undecidable manual P 143 26.4513 50 0.02 98
IV.FEMA.HNZ. 2022-01-18T08:01:29.09 0.1 undecidable manual P 334 17.2716 122 0.06 99
IV.MMO1.EHN. 2022-01-18T08:01:28.98 0.1 undecidable manual P 60 17.2716 122 -0.05 99
IV.MC2.EHZ. 2022-01-18T08:01:28.21 0.1 undecidable manual P 21 10.6782 136 0.22 97
IV.NRCA.HNN. 2022-01-18T08:01:28.61 0.3 undecidable manual S 300 2.5974 167 -0.22 73
IV.NRCA.HNN. 2022-01-18T08:01:27.30 0.1 undecidable manual P 300 2.5974 167 0.12 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.0 0.00005411986000000001 0.1408 AML other m 2022-01-18T08:01:35.23
IV.CESI.HHE. ML:0.9 0.0000388 0.92 AML other m 2022-01-18T08:01:35.49
IV.MC2.EHE. ML:1.4 0.0002867345 0.1792 AML other m 2022-01-18T08:01:31.58
IV.MC2.EHN. ML:1.4 0.0003026825 0.2048 AML other m 2022-01-18T08:01:30.74
IV.FDMO.HHE. ML:0.4 0.000014113886 0.2176 AML other m 2022-01-18T08:01:37.03
IV.FDMO.HHN. ML:0.4 0.000015227960000000001 0.1152 AML other m 2022-01-18T08:01:34.27
IV.CSP1.EHE. ML:0.9 0.000039355939999999996 0.4416 AML other m 2022-01-18T08:01:36.96
IV.CSP1.EHN. ML:0.9 0.00003608899 0.3968 AML other m 2022-01-18T08:01:38.64
IV.MML1.EHE. ML:0.4 0.00001074205 0.1408 AML other m 2022-01-18T08:01:37.45
IV.MML1.EHN. ML:0.6 0.000013714385 0.2048 AML other m 2022-01-18T08:01:37.34
IV.TERO.HHN. ML:0.9 0.000025367420000000002 0.0576 AML other m 2022-01-18T08:01:39.61
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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