Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 02-12-2021 and time 01:16:42 (UTC) in region 3 km N Crognaleto (TE)

A magnitude ML 1.4 earthquake occured in region: 3 km N Crognaleto (TE), on

  • 02-12-2021 01:16:42 (UTC)
  • 02-12-2021 02:16:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5760, 13.4800 at 17 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
Crognaleto TE 3 1297 1297
Fano Adriano TE 5 296 1593
Cortino TE 6 656 2249
Pietracamela TE 8 271 2520
Campotosto AQ 9 542 3062
Montorio al Vomano TE 13 8218 11280
Rocca Santa Maria TE 13 537 11817
Tossicia TE 14 1406 13223
Capitignano AQ 16 665 13888
Amatrice RI 17 2657 16545
Colledara TE 17 2179 18724
Isola del Gran Sasso d'Italia TE 17 4773 23497
Torricella Sicura TE 17 2641 26138
Valle Castellana TE 18 977 27115
Castel Castagna TE 20 500 27615

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km W of Teramo (54892 inhabitants)
26 Km N of L'Aquila (69753 inhabitants)
55 Km W of Montesilvano (53738 inhabitants)
61 Km W of Pescara (121014 inhabitants)
62 Km W of Chieti (51815 inhabitants)
68 Km E of Terni (111501 inhabitants)
76 Km SE of Foligno (57155 inhabitants)
88 Km NE of Tivoli (56533 inhabitants)
89 Km NE of Guidonia Montecelio (88673 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 2021-12-02
01:16:42		 42.5763 13.4802 17 2021-12-02
01:23:24		 Sala Sismica INGV-Roma 98032571
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-12-02 01:16:42 ± 0.1
Latitude 42.5763 ± 0.0036
Longitude 13.4802 ± 0.0073
Depth (km) 17 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 98032571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 555
Semi-minor axis of confidence ellipse (meter) 186
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 251
Circular confidence region, given by single value of horizontal uncertainty (meter) 560.0
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 21
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.54229
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 98032571
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-12-02 01:23:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2021-12-02T01:17:01.94 0.6 undecidable manual S 328 60.1953 97 0.5 42
IV.NRCA.HHZ. 2021-12-02T01:16:56.41 0.3 undecidable manual S 314 41.3253 101 -0.03 72
IV.MMO1.EHZ. 2021-12-02T01:16:55.82 0.3 undecidable manual S 341 37.9287 102 0.25 69
IV.FDMO.HHZ. 2021-12-02T01:16:53.08 0.6 undecidable manual P 328 60.1953 97 -0.49 42
IV.CSP1.EHZ. 2021-12-02T01:16:53.95 3.0 undecidable manual P 0.18 0
MN.AQU.HNZ. 2021-12-02T01:16:52.67 0.6 undecidable manual S 194 25.4523 112 0.31 47
IV.T0110.HHZ. 2021-12-02T01:16:51.31 3.0 positive manual P -0.16 0
IV.MTRA.EHZ. 2021-12-02T01:16:51.14 0.3 undecidable manual S 341 21.1677 117 -0.18 73
IV.MMO1.EHZ. 2021-12-02T01:16:50.14 0.3 negative manual P 341 37.9287 102 -0.04 72
IV.NRCA.HHZ. 2021-12-02T01:16:50.56 0.1 positive manual P 314 41.3253 101 -0.12 94
IV.FAGN.HHZ. 2021-12-02T01:16:50.05 3.0 negative manual P 0.16 0
IV.TERO.HHZ. 2021-12-02T01:16:49.30 0.3 undecidable manual S 63 11.3775 139 0.06 76
IV.SMA1.EHZ. 2021-12-02T01:16:49.42 0.3 undecidable manual S 297 13.2756 134 -0.18 74
IV.GIGS.HJZ. 2021-12-02T01:16:49.82 0.3 undecidable manual S 151 15.5733 128 -0.25 72
IV.CAMP.HHZ. 2021-12-02T01:16:48.74 0.3 undecidable manual S 232 7.3815 152 0.11 75
MN.AQU.HNZ. 2021-12-02T01:16:48.28 0.3 undecidable manual P 194 25.4523 112 -0.05 74
IV.MTRA.EHZ. 2021-12-02T01:16:47.68 0.1 negative manual P 341 21.1677 117 -0.05 99
IV.SMA1.EHZ. 2021-12-02T01:16:46.82 0.3 negative manual P 297 13.2756 134 0.09 75
IV.GIGS.HJZ. 2021-12-02T01:16:46.92 0.3 undecidable manual P 151 15.5733 128 -0.09 74
IV.CAMP.HHZ. 2021-12-02T01:16:46.33 0.1 undecidable manual P 232 7.3815 152 0.15 99
IV.TERO.HHZ. 2021-12-02T01:16:46.62 0.1 undecidable manual P 63 11.3775 139 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHN. ML:1.1 0.000127630489 0.2 AML other m 2021-12-02T01:16:48.85
IV.CAMP.HHE. ML:1.3 0.0002074757 0.2 AML other m 2021-12-02T01:16:48.90
IV.SMA1.EHN. ML:1.3 0.00014498735000000002 0.1 AML other m 2021-12-02T01:16:49.72
IV.SMA1.EHE. ML:1.3 0.000168833185 0.12 AML other m 2021-12-02T01:16:50.59
IV.NRCA.HHN. ML:1.4 0.00008211723 0.1 AML other m 2021-12-02T01:16:57.85
IV.NRCA.HHE. ML:1.6 0.000114 0.1 AML other m 2021-12-02T01:16:57.80
IV.MTRA.HNE. ML:1.5 0.0001819856 0.34 AML other m 2021-12-02T01:16:51.28
IV.MTRA.HNN. ML:1.5 0.00017464289999999998 0.4296 AML other m 2021-12-02T01:16:52.57
IV.MTRA.EHE. ML:1.4 0.0001416546 0.24 AML other m 2021-12-02T01:16:51.28
IV.MTRA.EHN. ML:1.2 0.00009850458 0.38 AML other m 2021-12-02T01:16:52.57
IV.FAGN.HHE. ML:1.1 0.0000510718 0.28 AML other m 2021-12-02T01:16:57.56
IV.FAGN.HHN. ML:1.0 0.00004063271 0.5 AML other m 2021-12-02T01:17:00.53
IV.NRCA.HNE. ML:1.6 0.00012580934999999998 0.7696 AML other m 2021-12-02T01:17:07.65
IV.NRCA.HNN. ML:1.8 0.00019539425 0.9104 AML other m 2021-12-02T01:17:03.13
IV.T0110.HHE. ML:1.4 0.00006575248 1.42 AML other m 2021-12-02T01:16:55.60
IV.T0110.HHN. ML:1.3 0.00005369811500000001 1.52 AML other m 2021-12-02T01:17:12.43
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