Earthquake with magnitude of ML 1.3 on date 25-10-2021 and time 20:46:32 (UTC) in region 2 km S Capitignano (AQ)

A magnitude ML 1.3 earthquake occured in region: 2 km S Capitignano (AQ), on

  • 25-10-2021 20:46:32 (UTC)
  • 25-10-2021 22:46:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5010, 13.3030 at 14 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Capitignano AQ 2 665 665
Montereale AQ 5 2581 3246
Barete AQ 6 737 3983
Pizzoli AQ 7 4326 8309
Cagnano Amiterno AQ 8 1369 9678
Campotosto AQ 8 542 10220
Borbona RI 14 617 10837
Amatrice RI 14 2657 13494
Scoppito AQ 15 3727 17221
Crognaleto TE 15 1297 18518
Posta RI 17 694 19212
Cittareale RI 18 482 19694
L'Aquila AQ 18 69753 89447

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NW of L'Aquila (69753 inhabitants)
37 Km W of Teramo (54892 inhabitants)
54 Km E of Terni (111501 inhabitants)
69 Km W of Montesilvano (53738 inhabitants)
70 Km SE of Foligno (57155 inhabitants)
73 Km NE of Tivoli (56533 inhabitants)
73 Km W of Chieti (51815 inhabitants)
73 Km NE of Guidonia Montecelio (88673 inhabitants)
75 Km W of Pescara (121014 inhabitants)
96 Km NE of Roma (2864731 inhabitants)
99 Km E of Viterbo (67173 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 1.3 2021-10-25
20:46:32
42.5013 13.3033 14 2022-03-30
13:04:37
Bollettino Sismico Italiano INGV 101052721
Reviewed
Rev100
ML 1.3 2021-10-25
20:46:33
42.505 13.2858 10 2021-10-25
20:52:50
Sala Sismica INGV-Roma 96988721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-25 20:46:32 ± 0.07
Latitude 42.5013 ± 0.0036
Longitude 13.3033 ± 0.0049
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 101052721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 420
Semi-minor axis of confidence ellipse (meter) 25
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 47
Circular confidence region, given by single value of horizontal uncertainty (meter) 420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 66
Number of associated phases, regardless of their use for origin computation 38
Number of defining phases 29
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.59445
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 15
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 96988721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-25 20:52:50

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 10
Type of magnitude ML
Reference to an origin 101052721
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-16 16:49:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GRAM.HHZ. 2021-10-25T20:47:58.16 3.0 undecidable manual Sn -0.68 0
IV.NDIM.HHZ. 2021-10-25T20:47:56.88 3.0 undecidable manual Sn 1.19 0
IV.MDI.HHZ. 2021-10-25T20:47:47.08 3.0 undecidable manual Pg 10.92 0
IV.PTCC.HHZ. 2021-10-25T20:47:43.08 3.0 undecidable manual Pg 10.43 0
OX.CAE.HHZ. 2021-10-25T20:47:37.82 3.0 undecidable manual Pg 9.92 0
IX.NSC3.EHZ.02 2021-10-25T20:47:15.00 3.0 positive manual Pg 6.13 0
OT.OT17.EHZ. 2021-10-25T20:47:03.61 3.0 negative manual Pn 0.28 0
IV.CSP1.EHZ. 2021-10-25T20:46:53.66 0.6 undecidable manual S 353 65.9895 93 0.7 38
IV.FDMO.HHZ. 2021-10-25T20:46:52.15 0.6 undecidable manual S 344 61.8936 93 0.28 43
IV.PP3.EHZ. 2021-10-25T20:46:51.64 3.0 positive manual P 0.75 0
IV.MC2.EHZ. 2021-10-25T20:46:48.14 0.6 undecidable manual S 348 46.4202 94 0.4 43
IV.MMO1.EHZ. 2021-10-25T20:46:47.11 0.6 undecidable manual S 2 44.2224 94 -0.03 47
IV.SRES.HHZ. 2021-10-25T20:46:46.02 3.0 positive manual P -0.16 0
IV.NRCA.HHZ. 2021-10-25T20:46:45.70 0.6 undecidable manual S 337 39.9267 95 -0.31 45
IV.CSP1.EHZ. 2021-10-25T20:46:44.39 0.3 undecidable manual P 353 65.9895 93 -0.07 67
IV.FDMO.HHZ. 2021-10-25T20:46:43.68 0.3 undecidable manual P 344 61.8936 93 -0.16 67
IV.FIAM.HNZ. 2021-10-25T20:46:43.25 0.6 undecidable manual S 211 30.0477 98 -0.14 47
IV.TERO.HHZ. 2021-10-25T20:46:42.43 0.6 undecidable manual S 61 28.0497 99 -0.42 44
IV.LNSS.HHZ. 2021-10-25T20:46:41.67 0.6 undecidable manual S 298 24.2535 102 -0.19 47
IV.MC2.EHZ. 2021-10-25T20:46:41.65 0.3 undecidable manual P 348 46.4202 94 0.19 68
IV.GIGS.HJZ. 2021-10-25T20:46:41.16 0.6 undecidable manual S 104 22.6551 103 -0.3 46
IV.FAGN.HHZ. 2021-10-25T20:46:40.21 0.3 undecidable manual P 139 34.8429 96 0.54 65
IV.MMO1.EHZ. 2021-10-25T20:46:40.90 0.3 undecidable manual P 2 44.2224 94 -0.21 68
MN.AQU.HNZ. 2021-10-25T20:46:40.58 0.6 undecidable manual S 153 18.3705 110 0.23 48
IV.NRCA.HHZ. 2021-10-25T20:46:40.16 0.1 undecidable manual P 337 39.9267 95 -0.3 90
IV.T1299.HNZ. 2021-10-25T20:46:39.69 0.6 undecidable manual S 353 14.874 118 0.2 48
IV.SMA1.EHZ. 2021-10-25T20:46:39.49 0.6 undecidable manual S 10 14.5743 118 0.07 49
IV.CAMP.HHZ. 2021-10-25T20:46:38.24 0.6 undecidable manual S 66 9.4794 135 -0.08 50
IV.TERO.HHZ. 2021-10-25T20:46:38.41 0.1 undecidable manual P 61 28.0497 99 -0.22 93
IV.FIAM.HNZ. 2021-10-25T20:46:38.91 0.3 undecidable manual P 211 30.0477 98 -0.04 72
MN.AQU.HNZ. 2021-10-25T20:46:37.25 0.3 undecidable manual P 153 18.3705 110 0.07 74
IV.LNSS.HHZ. 2021-10-25T20:46:37.97 0.1 positive manual P 298 24.2535 102 -0.09 96
IV.GIGS.HJZ. 2021-10-25T20:46:37.69 0.3 undecidable manual P 104 22.6551 103 -0.14 71
IV.RM33.EHZ. 2021-10-25T20:46:37.79 0.3 undecidable manual S 277 7.2927 144 -0.17 74
IV.SMA1.EHZ. 2021-10-25T20:46:36.77 0.1 undecidable manual P 10 14.5743 118 0.12 97
IV.T1299.HNZ. 2021-10-25T20:46:36.85 0.1 undecidable manual P 353 14.874 118 0.16 96
IV.CAMP.HHZ. 2021-10-25T20:46:36.17 0.1 undecidable manual P 66 9.4794 135 0.15 98
IV.RM33.EHZ. 2021-10-25T20:46:35.84 0.1 undecidable manual P 277 7.2927 144 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.RM33.HNN. ML:1.3 0.00024249999999999999 1.2 AML other m 2021-10-25T20:46:37.32
IV.RM33.EHN. ML:1.3 0.00022299999999999997 1.2 AML other m 2021-10-25T20:46:37.93
IV.RM33.HNE. ML:1.3 0.000244 1.08 AML other m 2021-10-25T20:46:38.03
IV.RM33.EHE. ML:1.3 0.0002495 1.08 AML other m 2021-10-25T20:46:38.03
IV.SMA1.EHE. ML:1.4 0.0002085 0.18 AML other m 2021-10-25T20:46:39.89
IV.SMA1.EHN. ML:1.3 0.0001715 0.62 AML other m 2021-10-25T20:46:40.08
IV.LNSS.HHE. ML:1.7 0.000258 1.88 AML other m 2021-10-25T20:46:41.94
IV.LNSS.HHN. ML:1.3 0.00011149999999999999 0.84 AML other m 2021-10-25T20:46:42.85
IV.NRCA.HHN. ML:1.2 0.000051500000000000005 0.4 AML other m 2021-10-25T20:46:46.22
IV.NRCA.HHE. ML:1.2 0.0000551 0.42 AML other m 2021-10-25T20:46:47.47
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