Earthquake with magnitude of Md 1.0 on date 26-05-2023 and time 23:26:52 (Italy) in region 1 km W Capitignano (AQ)

A magnitude Md 1.0 earthquake occured in region: 1 km W Capitignano (AQ), on

  • 26-05-2023 21:26:52 (UTC)
  • 26-05-2023 23:26:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5230, 13.2870 at 14 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
Capitignano AQ 1 665 665
Montereale AQ 3 2581 3246
Barete AQ 8 737 3983
Campotosto AQ 8 542 4525
Cagnano Amiterno AQ 9 1369 5894
Pizzoli AQ 10 4326 10220
Amatrice RI 12 2657 12877
Borbona RI 13 617 13494
Cittareale RI 15 482 13976
Posta RI 16 694 14670
Crognaleto TE 16 1297 15967
Scoppito AQ 17 3727 19694
Accumoli RI 19 667 20361

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km NW of L'Aquila (69753 inhabitants)
37 Km W of Teramo (54892 inhabitants)
53 Km E of Terni (111501 inhabitants)
68 Km SE of Foligno (57155 inhabitants)
71 Km W of Montesilvano (53738 inhabitants)
74 Km NE of Tivoli (56533 inhabitants)
74 Km NE of Guidonia Montecelio (88673 inhabitants)
75 Km W of Chieti (51815 inhabitants)
76 Km W of Pescara (121014 inhabitants)
96 Km NE of Roma (2864731 inhabitants)
98 Km E of Viterbo (67173 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
Reviewed
Rev100
Md 1.0 2023-05-26
21:26:52
42.5233 13.2873 14 2023-05-27
08:31:17
Sala Sismica INGV-Roma 117769831
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-26 21:26:52 ± 0.07
Latitude 42.5233 ± 0.0027
Longitude 13.2873 ± 0.0037
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117769831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 314
Semi-minor axis of confidence ellipse (meter) 137
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 62
Circular confidence region, given by single value of horizontal uncertainty (meter) 310.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 53
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.37682
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 14
Magnitude information

Md:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 3
Type of magnitude Md
Reference to an origin 117769831
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-27 08:31:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2023-05-26T21:27:06.01 0.3 undecidable manual S 4 41.8248 96 0.15 70
7F.SIB2.EHE. 2023-05-26T21:27:05.61 0.3 undecidable manual S 2 40.8258 96 0.02 72
7F.SIB3.EHZ. 2023-05-26T21:27:04.92 0.3 undecidable manual S 358 39.0276 96 -0.2 70
IV.GAVE.HNE. 2023-05-26T21:27:04.47 0.6 undecidable manual S 300 37.1295 97 -0.15 47
IV.NRCA.HHZ. 2023-05-26T21:27:04.45 0.3 undecidable manual S 338 37.2294 97 -0.17 71
IV.FIAM.HHN. 2023-05-26T21:27:03.13 0.6 undecidable manual S 206 31.5462 98 -0.01 49
IV.TERO.HHZ. 2023-05-26T21:27:02.34 0.3 undecidable manual S 67 28.1496 100 0.11 72
IV.GIGS.HHZ. 2023-05-26T21:27:01.07 0.3 undecidable manual S 108 24.6531 103 -0.25 71
IV.MTRA.EHN. 2023-05-26T21:27:01.68 0.3 undecidable manual S 19 27.3504 101 -0.35 70
MN.AQU.HNE. 2023-05-26T21:27:00.30 0.3 undecidable manual S 153 21.1677 107 -0.12 74
IV.MMO1.EHZ. 2023-05-26T21:27:00.17 0.1 negative manual P 4 41.8248 96 0.08 95
IV.LNSS.HHZ. 2023-05-26T21:27:00.53 0.3 undecidable manual S 294 22.0668 106 -0.12 73
IV.NRCA.HHZ. 2023-05-26T21:26:59.34 0.1 negative manual P 338 37.2294 97 -0.03 97
7F.SIB3.EHZ. 2023-05-26T21:26:59.71 0.3 undecidable manual P 358 39.0276 96 0.05 72
IV.MCIV.CHZ. 2023-05-26T21:26:59.10 3.0 positive manual P -0.54 0
7F.SIB2.EHE. 2023-05-26T21:26:59.82 0.1 undecidable manual P 2 40.8258 96 -0.11 95
IV.GAVE.HNE. 2023-05-26T21:26:59.52 0.1 undecidable manual P 300 37.1295 97 0.15 95
IV.SMA1.EHZ. 2023-05-26T21:26:58.54 0.3 undecidable manual S 18 12.4764 126 0.19 73
IV.FIAM.HHN. 2023-05-26T21:26:58.70 0.1 undecidable manual P 206 31.5462 98 0.18 95
IV.GIGS.HHZ. 2023-05-26T21:26:57.40 0.1 undecidable manual P 108 24.6531 103 -0.07 99
IV.CAMP.HHN. 2023-05-26T21:26:57.78 0.6 undecidable manual S 82 10.0788 135 -0.06 51
IV.MTRA.EHN. 2023-05-26T21:26:57.93 0.3 undecidable manual P 19 27.3504 101 0.05 74
IV.LNSS.HHZ. 2023-05-26T21:26:57.24 0.1 undecidable manual P 294 22.0668 106 0.16 97
IV.TERO.HHZ. 2023-05-26T21:26:57.86 0.1 undecidable manual P 67 28.1496 100 -0.13 97
IV.RM33.EHZ. 2023-05-26T21:26:56.92 0.3 undecidable manual S 255 6.1938 150 -0.29 72
MN.AQU.HNE. 2023-05-26T21:26:56.77 0.1 undecidable manual P 153 21.1677 107 -0.17 97
IV.SMA1.EHZ. 2023-05-26T21:26:56.07 0.1 negative manual P 18 12.4764 126 0.32 95
IV.CAMP.HHN. 2023-05-26T21:26:55.73 0.1 undecidable manual P 82 10.0788 135 0.27 97
IV.RM33.EHZ. 2023-05-26T21:26:55.26 0.1 undecidable manual P 255 6.1938 150 0.16 100
IV.LAV9.HNZ. 2023-05-26T21:26:51.17 3.0 positive manual P 0.34 0
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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