Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 23-02-2022 and time 09:28:57 (UTC) in region 2 km NW Campotosto (AQ)

A magnitude ML 1.2 earthquake occured in region: 2 km NW Campotosto (AQ), on

  • 23-02-2022 09:28:57 (UTC)
  • 23-02-2022 10:28:57 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5710, 13.3460 at 12 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Campotosto AQ 2 542 542
Capitignano AQ 7 665 1207
Amatrice RI 8 2657 3864
Montereale AQ 10 2581 6445
Crognaleto TE 11 1297 7742
Barete AQ 14 737 8479
Cortino TE 15 656 9135
Pizzoli AQ 15 4326 13461
Cagnano Amiterno AQ 16 1369 14830
Fano Adriano TE 16 296 15126
Accumoli RI 16 667 15793
Cittareale RI 16 482 16275
Pietracamela TE 18 271 16546
Borbona RI 19 617 17163
Rocca Santa Maria TE 20 537 17700

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km N of L'Aquila (69753 inhabitants)
31 Km W of Teramo (54892 inhabitants)
57 Km E of Terni (111501 inhabitants)
66 Km W of Montesilvano (53738 inhabitants)
68 Km SE of Foligno (57155 inhabitants)
72 Km W of Chieti (51815 inhabitants)
72 Km W of Pescara (121014 inhabitants)
81 Km NE of Tivoli (56533 inhabitants)
81 Km NE of Guidonia Montecelio (88673 inhabitants)
98 Km SE of Perugia (166134 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
Bulletin
Rev1000 		ML 1.2 2022-02-23
09:28:57		 42.571 13.3465 12 2022-07-08
12:33:32		 Bollettino Sismico Italiano INGV 101451201
Reviewed
Rev100 		ML 1.2 2022-02-23
09:28:57		 42.5773 13.3445 12 2022-02-23
10:22:42		 Sala Sismica INGV-Roma 101372391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-02-23 09:28:57 ± 0.07
Latitude 42.5710 ± 0.0045
Longitude 13.3465 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 101451201

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 409
Semi-minor axis of confidence ellipse (meter) 295
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 204
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) 111
Number of associated phases, regardless of their use for origin computation 26
Number of defining phases 24
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.35973
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 12
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 101451201
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-25 16:12:14

ML:1.2

Field Value
Value 1.2
Uncertainty 0.1
Num. used stations 8
Type of magnitude ML
Reference to an origin 101372391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-02-23 10:22:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.LRP.EHZ. 2022-02-23T09:29:16.81 3.0 undecidable manual P 0.66 0
IV.CSP1.EHZ. 2022-02-23T09:29:15.96 3.0 undecidable manual S -0.34 0
IV.MC2.EHZ. 2022-02-23T09:29:10.48 0.3 undecidable manual S 341 39.9267 92 0.22 69
7F.SIB1.EHE. 2022-02-23T09:29:09.72 0.3 undecidable manual S 350 36.4413 92 0.38 67
7F.SIB2.EHE. 2022-02-23T09:29:09.10 0.3 undecidable manual S 354 35.6421 92 -0.04 71
IV.NRCA.HHZ. 2022-02-23T09:29:08.65 0.1 undecidable manual S 327 34.743 92 -0.24 91
7F.SIB3.EHN. 2022-02-23T09:29:08.98 0.1 undecidable manual S 350 34.3434 92 0.21 92
IV.LNSS.HHZ. 2022-02-23T09:29:06.32 0.1 undecidable manual S 278 25.2525 94 -0.04 96
IV.GIGS.HHZ. 2022-02-23T09:29:05.51 0.1 undecidable manual S 125 22.6551 95 -0.16 95
IV.MTRA.HNZ. 2022-02-23T09:29:05.05 0.1 undecidable manual S 11 20.9679 96 -0.18 95
IV.TERO.HHZ. 2022-02-23T09:29:05.17 0.1 undecidable manual S 75 21.7671 95 -0.27 93
IV.MC2.EHZ. 2022-02-23T09:29:04.75 0.3 undecidable manual P 341 39.9267 92 0.03 71
7F.SIB1.EHE. 2022-02-23T09:29:04.35 0.1 undecidable manual P 350 36.4413 92 0.16 93
7F.SIB2.EHE. 2022-02-23T09:29:03.91 0.1 undecidable manual P 354 35.6421 92 -0.17 93
7F.SIB3.EHN. 2022-02-23T09:29:03.66 0.1 undecidable manual P 350 34.3434 92 -0.2 92
IV.RM33.EHZ. 2022-02-23T09:29:03.00 0.1 undecidable manual S 238 12.7761 114 -0.1 97
IV.NRCA.HHZ. 2022-02-23T09:29:03.84 0.3 undecidable manual P 327 34.743 92 -0.09 71
IV.TERO.HHZ. 2022-02-23T09:29:02.13 0.3 undecidable manual P 75 21.7671 95 0.19 71
IV.LNSS.HHZ. 2022-02-23T09:29:02.53 0.1 undecidable manual P 278 25.2525 94 0.06 97
IV.GIGS.HHZ. 2022-02-23T09:29:02.16 0.1 undecidable manual P 125 22.6551 95 0.09 97
IV.CAMP.HHZ. 2022-02-23T09:29:01.80 0.1 undecidable manual S 127 6.3936 143 0.03 100
IV.SMA1.EHZ. 2022-02-23T09:29:01.46 0.1 undecidable manual S 352 6.6933 142 -0.35 94
IV.MTRA.HNZ. 2022-02-23T09:29:01.77 0.1 undecidable manual P 11 20.9679 96 -0.05 98
IV.RM33.EHZ. 2022-02-23T09:29:00.76 0.1 undecidable manual P 238 12.7761 114 0.17 97
IV.CAMP.HHZ. 2022-02-23T09:29:00.08 0.1 undecidable manual P 127 6.3936 143 0.26 96
IV.SMA1.EHZ. 2022-02-23T09:29:00.10 0.1 undecidable manual P 352 6.6933 142 0.26 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:1.2 0.00023449999999999998 0.18 AML other m 2022-02-23T09:29:02.35
IV.SMA1.EHN. ML:1.0 0.00011899999999999999 0.42 AML other m 2022-02-23T09:29:02.96
IV.RM33.EHE. ML:1.2 0.000149 0.34 AML other m 2022-02-23T09:29:03.58
IV.RM33.EHN. ML:1.3 0.000179 0.3 AML other m 2022-02-23T09:29:03.40
IV.TERO.HHN. ML:1.3 0.00013450000000000002 0.92 AML other m 2022-02-23T09:29:05.27
IV.TERO.HHE. ML:1.2 0.00010555 0.3 AML other m 2022-02-23T09:29:05.72
IV.NRCA.HHN. ML:1.2 0.00006840000000000001 0.12 AML other m 2022-02-23T09:29:08.96
IV.NRCA.HHE. ML:1.3 0.00008255 1.32 AML other m 2022-02-23T09:29:09.18
IV.CAMP.HHE. ML:0.6 0.000057968234999999994 0.1984 AML other m 2022-02-23T09:29:02.11
IV.CAMP.HHN. ML:0.8 0.000079949575 0.1984 AML other m 2022-02-23T09:29:02.00
IV.LNSS.HHE. ML:1.4 0.00014385065 0.2368 AML other m 2022-02-23T09:29:06.55
IV.LNSS.HHN. ML:1.2 0.00008479955 0.2816 AML other m 2022-02-23T09:29:06.91
IV.MC2.EHE. ML:1.2 0.00005892498 0.2816 AML other m 2022-02-23T09:29:11.41
IV.MC2.EHN. ML:1.3 0.00007657074 0.2816 AML other m 2022-02-23T09:29:12.55
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