Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 12-01-2022 and time 12:08:37 (UTC) in region 3 km SW Valle Castellana (TE)

A magnitude ML 1.2 earthquake occured in region: 3 km SW Valle Castellana (TE), on

  • 12-01-2022 12:08:37 (UTC)
  • 12-01-2022 13:08:37 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7160, 13.4690 at 16 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Valle Castellana TE 3 977 977
Rocca Santa Maria TE 6 537 1514
Acquasanta Terme AP 8 2916 4430
Cortino TE 11 656 5086
Arquata del Tronto AP 15 1178 6264
Roccafluvione AP 16 2010 8274
Torricella Sicura TE 17 2641 10915
Civitella del Tronto TE 17 5116 16031
Amatrice RI 18 2657 18688
Ascoli Piceno AP 18 49407 68095
Folignano AP 18 9241 77336
Campli TE 18 7209 84545
Montegallo AP 18 523 85068
Accumoli RI 18 667 85735
Venarotta AP 19 2066 87801
Crognaleto TE 19 1297 89098
Fano Adriano TE 19 296 89394
Campotosto AQ 19 542 89936
Montorio al Vomano TE 20 8218 98154

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km W of Teramo (54892 inhabitants)
41 Km N of L'Aquila (69753 inhabitants)
60 Km W of Montesilvano (53738 inhabitants)
67 Km W of Pescara (121014 inhabitants)
68 Km E of Foligno (57155 inhabitants)
69 Km E of Terni (111501 inhabitants)
70 Km NW of Chieti (51815 inhabitants)
98 Km E of Perugia (166134 inhabitants)
100 Km NE of Tivoli (56533 inhabitants)
100 Km NE of Guidonia Montecelio (88673 inhabitants)
100 Km S 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 1.2 2022-01-12
12:08:37		 42.7157 13.4693 16 2022-01-12
12:13:54		 Sala Sismica INGV-Roma 99691561
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-12 12:08:37 ± 0.1
Latitude 42.7157 ± 0.0027
Longitude 13.4693 ± 0.0061
Depth (km) 16 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 99691561

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 411
Semi-minor axis of confidence ellipse (meter) 228
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 249
Circular confidence region, given by single value of horizontal uncertainty (meter) 410.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 163
Number of associated phases, regardless of their use for origin computation 14
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.13
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.28598
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 99691561
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-12 12:13:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FRON.EHZ. 2022-01-12T12:08:54.60 3.0 undecidable manual P 0 0
IV.NRCA.HHZ. 2022-01-12T12:08:48.19 0.6 undecidable manual S 294 31.746 103 -0.06 49
IV.MC2.EHZ. 2022-01-12T12:08:48.61 0.6 undecidable manual S 314 31.5462 103 0.42 45
IV.MMO1.HNE. 2022-01-12T12:08:46.13 0.3 undecidable manual S 330 23.4543 110 0 75
IV.TERO.HHZ. 2022-01-12T12:08:44.17 0.6 undecidable manual S 133 15.0738 126 0.04 50
IV.SMA1.EHZ. 2022-01-12T12:08:43.93 0.6 undecidable manual S 229 14.4744 127 -0.08 50
IV.MC2.EHZ. 2022-01-12T12:08:43.56 0.1 negative manual P 314 31.5462 103 0.02 99
IV.MNTT.EHZ. 2022-01-12T12:08:43.63 3.0 positive manual P -0.46 0
IV.NRCA.HHZ. 2022-01-12T12:08:43.41 0.1 negative manual P 294 31.746 103 -0.16 96
IV.MMO1.HNE. 2022-01-12T12:08:42.25 0.1 undecidable manual P 330 23.4543 110 -0.09 98
IV.MTRA.EHZ. 2022-01-12T12:08:42.64 0.6 undecidable manual S 308 7.4814 149 -0.12 51
IV.SMA1.EHZ. 2022-01-12T12:08:41.22 0.1 positive manual P 229 14.4744 127 0.1 100
IV.TERO.HHZ. 2022-01-12T12:08:41.23 0.3 undecidable manual P 133 15.0738 126 0.03 76
IV.MTRA.EHZ. 2022-01-12T12:08:40.42 0.3 undecidable manual P 308 7.4814 149 0.02 77
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MTRA.EHE. ML:1.4 0.000237 0.1 AML other m 2022-01-12T12:08:42.76
IV.MTRA.EHN. ML:1.2 0.0001565 1.38 AML other m 2022-01-12T12:08:43.19
IV.NRCA.HHE. ML:1.4 0.00011295 0.92 AML other m 2022-01-12T12:08:48.72
IV.NRCA.HHN. ML:1.4 0.0001008 0.12 AML other m 2022-01-12T12:08:48.34
IV.SMA1.EHE. ML:1.2 0.000110863115 0.1792 AML other m 2022-01-12T12:08:44.27
IV.SMA1.EHN. ML:1.1 0.00010705662499999998 0.1024 AML other m 2022-01-12T12:08:44.25
IV.TERO.HHE. ML:1.0 0.0000728993 0.1024 AML other m 2022-01-12T12:08:44.37
IV.TERO.HHN. ML:1.1 0.0001002705 0.0832 AML other m 2022-01-12T12:08:44.29
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