Earthquake with magnitude of ML 1.1 on date 26-02-2023 and time 06:01:15 (UTC) in region 6 km SE Campotosto (AQ)

A magnitude ML 1.1 earthquake occured in region: 6 km SE Campotosto (AQ), on

  • 26-02-2023 06:01:15 (UTC)
  • 26-02-2023 07:01:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5130, 13.4050 at 9 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
Campotosto AQ 6 542 542
Crognaleto TE 7 1297 1839
Capitignano AQ 9 665 2504
Fano Adriano TE 12 296 2800
Barete AQ 12 737 3537
Pizzoli AQ 12 4326 7863
Pietracamela TE 12 271 8134
Montereale AQ 13 2581 10715
Cortino TE 15 656 11371
Cagnano Amiterno AQ 16 1369 12740
Amatrice RI 16 2657 15397
L'Aquila AQ 18 69753 85150
Scoppito AQ 20 3727 88877

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km N of L'Aquila (69753 inhabitants)
30 Km SW of Teramo (54892 inhabitants)
61 Km W of Montesilvano (53738 inhabitants)
62 Km E of Terni (111501 inhabitants)
65 Km W of Chieti (51815 inhabitants)
67 Km W of Pescara (121014 inhabitants)
76 Km SE of Foligno (57155 inhabitants)
79 Km NE of Tivoli (56533 inhabitants)
80 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 1.1 2023-02-26
06:01:15
42.5127 13.4053 9 2023-02-26
06:16:49
Sala Sismica INGV-Roma 114818101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-26 06:01:15 ± 0.09
Latitude 42.5127 ± 0.0045
Longitude 13.4053 ± 0.0037
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 114818101

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 453
Semi-minor axis of confidence ellipse (meter) 271
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 188
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 153
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 13
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) 0.47664
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 7
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 114818101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-26 06:16:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.GIUL.HHZ. 2023-02-26T06:01:47.57 3.0 undecidable manual S -0.22 0
IV.CSP1.EHZ. 2023-02-26T06:01:37.24 3.0 undecidable manual S 0
IV.MF5.EHZ. 2023-02-26T06:01:34.44 3.0 undecidable manual S 5 52.9026 50 1.51 0
IV.MC2.EHZ. 2023-02-26T06:01:31.71 3.0 undecidable manual S -0.24 0
IV.NRCA.HHZ. 2023-02-26T06:01:29.96 0.6 undecidable manual S 326 42.8238 50 -0.26 45
IV.CSP1.EHZ. 2023-02-26T06:01:27.68 3.0 undecidable manual P -0.06 0
IV.MF5.EHZ. 2023-02-26T06:01:26.17 1.0 undecidable manual P 5 52.9026 50 0.45 21
IV.TERO.HHZ. 2023-02-26T06:01:23.46 0.6 undecidable manual S 53 20.2686 114 -0.12 49
IV.NRCA.HHZ. 2023-02-26T06:01:23.90 1.0 negative manual P 326 42.8238 50 -0.26 23
IV.RM33.EHZ. 2023-02-26T06:01:22.00 0.6 undecidable manual S 269 15.5733 120 -0.12 49
IV.SMA1.EHZ. 2023-02-26T06:01:21.74 0.6 undecidable manual S 336 14.2746 122 0.01 50
IV.GIGS.HHZ. 2023-02-26T06:01:21.83 0.6 undecidable manual S 116 15.1737 121 -0.17 49
IV.TERO.HHZ. 2023-02-26T06:01:20.35 0.6 undecidable manual P 53 20.2686 114 0.03 50
IV.RM33.EHZ. 2023-02-26T06:01:19.52 0.1 positive manual P 269 15.5733 120 0.04 100
IV.SMA1.EHZ. 2023-02-26T06:01:19.46 0.1 undecidable manual P 336 14.2746 122 0.21 97
IV.GIGS.HHZ. 2023-02-26T06:01:19.51 0.1 positive manual P 116 15.1737 121 0.1 99
IV.CAMP.HHZ. 2023-02-26T06:01:18.92 0.6 undecidable manual S 7 2.5974 164 -0.19 49
IV.CAMP.HHZ. 2023-02-26T06:01:17.88 1.0 undecidable manual P 7 2.5974 164 0.14 25
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHN. ML:0.9 0.00008635 1.08 AML other m 2023-02-26T06:01:22.72
IV.RM33.EHN. ML:1.2 0.00013295 0.18 AML other m 2023-02-26T06:01:22.41
IV.RM33.EHE. ML:1.1 0.00012864999999999998 0.96 AML other m 2023-02-26T06:01:22.26
IV.TERO.HHE. ML:1.2 0.00010389999999999999 0.9 AML other m 2023-02-26T06:01:23.64
IV.TERO.HHN. ML:1.2 0.00010695 0.22 AML other m 2023-02-26T06:01:23.83
IV.SMA1.EHE. ML:1.0 0.00009470000000000001 0.46 AML other m 2023-02-26T06:01:24.71
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download